1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright © 2011 Intel Corporation 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the "Software"), 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * to deal in the Software without restriction, including without limitation 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * and/or sell copies of the Software, and to permit persons to whom the 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Software is furnished to do so, subject to the following conditions: 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the next 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * paragraph) shall be included in all copies or substantial portions of the 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Software. 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN THE SOFTWARE. 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "brw_vec4.h" 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern "C" { 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/macros.h" 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/prog_parameter.h" 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "program/sampler.h" 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgnamespace brw { 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction::vec4_instruction(vec4_visitor *v, 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum opcode opcode, dst_reg dst, 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src0, src_reg src1, src_reg src2) 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->opcode = opcode; 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->dst = dst; 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->src[0] = src0; 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->src[1] = src1; 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->src[2] = src2; 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->ir = v->base_ir; 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->annotation = v->current_annotation; 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit(vec4_instruction *inst) 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->instructions.push_tail(inst); 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_before(vec4_instruction *inst, vec4_instruction *new_inst) 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org new_inst->ir = inst->ir; 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org new_inst->annotation = inst->annotation; 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->insert_before(new_inst); 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit(enum opcode opcode, dst_reg dst, 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src0, src_reg src1, src_reg src2) 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit(new(mem_ctx) vec4_instruction(this, opcode, dst, 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src0, src1, src2)); 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit(enum opcode opcode, dst_reg dst, src_reg src0, src_reg src1) 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit(new(mem_ctx) vec4_instruction(this, opcode, dst, src0, src1)); 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit(enum opcode opcode, dst_reg dst, src_reg src0) 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit(new(mem_ctx) vec4_instruction(this, opcode, dst, src0)); 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit(enum opcode opcode) 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit(new(mem_ctx) vec4_instruction(this, opcode, dst_reg())); 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define ALU1(op) \ 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction * \ 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_visitor::op(dst_reg dst, src_reg src0) \ 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { \ 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return new(mem_ctx) vec4_instruction(this, BRW_OPCODE_##op, dst, \ 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src0); \ 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define ALU2(op) \ 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction * \ 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_visitor::op(dst_reg dst, src_reg src0, src_reg src1) \ 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { \ 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return new(mem_ctx) vec4_instruction(this, BRW_OPCODE_##op, dst, \ 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src0, src1); \ 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU1(NOT) 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU1(MOV) 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU1(FRC) 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU1(RNDD) 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU1(RNDE) 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU1(RNDZ) 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(ADD) 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(MUL) 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(MACH) 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(AND) 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(OR) 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(XOR) 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(DP3) 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgALU2(DP4) 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** Gen4 predicated IF. */ 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::IF(uint32_t predicate) 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, BRW_OPCODE_IF); 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = predicate; 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** Gen6+ IF with embedded comparison. */ 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::IF(src_reg src0, src_reg src1, uint32_t condition) 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(intel->gen >= 6); 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org resolve_ud_negate(&src0); 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org resolve_ud_negate(&src1); 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, BRW_OPCODE_IF, dst_null_d(), 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src0, src1); 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = condition; 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * CMP: Sets the low bit of the destination channels with the result 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the comparison, while the upper bits are undefined, and updates 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the flag register with the packed 16 bits of the result. 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::CMP(dst_reg dst, src_reg src0, src_reg src1, uint32_t condition) 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* original gen4 does type conversion to the destination type 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * before before comparison, producing garbage results for floating 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * point comparisons. 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen == 4) { 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.type = src0.type; 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (dst.file == HW_REG) 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.fixed_hw_reg.type = dst.type; 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org resolve_ud_negate(&src0); 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org resolve_ud_negate(&src1); 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, BRW_OPCODE_CMP, dst, src0, src1); 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = condition; 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::SCRATCH_READ(dst_reg dst, src_reg index) 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, VS_OPCODE_SCRATCH_READ, 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst, index); 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = 14; 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = 1; 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_instruction * 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::SCRATCH_WRITE(dst_reg dst, src_reg src, src_reg index) 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, VS_OPCODE_SCRATCH_WRITE, 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst, src, index); 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = 13; 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = 2; 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return inst; 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_dp(dst_reg dst, src_reg src0, src_reg src1, unsigned elements) 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static enum opcode dot_opcodes[] = { 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org BRW_OPCODE_DP2, BRW_OPCODE_DP3, BRW_OPCODE_DP4 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org }; 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(dot_opcodes[elements - 2], dst, src0, src1); 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_math1_gen6(enum opcode opcode, dst_reg dst, src_reg src) 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The gen6 math instruction ignores the source modifiers -- 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * swizzle, abs, negate, and at least some parts of the register 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * region description. 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * While it would seem that this MOV could be avoided at this point 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * in the case that the swizzle is matched up with the destination 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * writemask, note that uniform packing and register allocation 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * could rearrange our swizzle, so let's leave this matter up to 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy propagation later. 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg temp_src = src_reg(this, glsl_type::vec4_type); 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(temp_src), src)); 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (dst.writemask != WRITEMASK_XYZW) { 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The gen6 math instruction must be align1, so we can't do 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * writemasks. 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp_dst = dst_reg(this, glsl_type::vec4_type); 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(opcode, temp_dst, temp_src); 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst, src_reg(temp_dst))); 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(opcode, dst, temp_src); 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_math1_gen4(enum opcode opcode, dst_reg dst, src_reg src) 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(opcode, dst, src); 252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = 1; 253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = 1; 254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_math(opcode opcode, dst_reg dst, src_reg src) 258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (opcode) { 260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_RCP: 261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_RSQ: 262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_SQRT: 263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_EXP2: 264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_LOG2: 265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_SIN: 266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_COS: 267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached: bad math opcode"); 270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 7) { 274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(opcode, dst, src); 275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (intel->gen == 6) { 276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit_math1_gen6(opcode, dst, src); 277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit_math1_gen4(opcode, dst, src); 279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_math2_gen6(enum opcode opcode, 284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst, src_reg src0, src_reg src1) 285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg expanded; 287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The gen6 math instruction ignores the source modifiers -- 289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * swizzle, abs, negate, and at least some parts of the register 290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * region description. Move the sources to temporaries to make it 291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * generally work. 292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org expanded = src_reg(this, glsl_type::vec4_type); 295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org expanded.type = src0.type; 296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(expanded), src0)); 297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src0 = expanded; 298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org expanded = src_reg(this, glsl_type::vec4_type); 300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org expanded.type = src1.type; 301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(expanded), src1)); 302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src1 = expanded; 303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (dst.writemask != WRITEMASK_XYZW) { 305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The gen6 math instruction must be align1, so we can't do 306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * writemasks. 307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp_dst = dst_reg(this, glsl_type::vec4_type); 309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org temp_dst.type = dst.type; 310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(opcode, temp_dst, src0, src1); 312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst, src_reg(temp_dst))); 314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(opcode, dst, src0, src1); 316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_math2_gen4(enum opcode opcode, 321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst, src_reg src0, src_reg src1) 322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(opcode, dst, src0, src1); 324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = 1; 325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = 2; 326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 327f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 328f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 329f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_math(enum opcode opcode, 330f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst, src_reg src0, src_reg src1) 331f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 332f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (opcode) { 333f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_POW: 334f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_INT_QUOTIENT: 335f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SHADER_OPCODE_INT_REMAINDER: 336f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 337f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 338f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached: unsupported binary math opcode"); 339f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 340f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 341f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 342f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 7) { 343f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(opcode, dst, src0, src1); 344f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (intel->gen == 6) { 345f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit_math2_gen6(opcode, dst, src0, src1); 346f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 347f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return emit_math2_gen4(opcode, dst, src0, src1); 348f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 349f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 350f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 351f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 352f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit_instructions(const exec_list *list) 353f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 354f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org foreach_list(node, list) { 355f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_instruction *ir = (ir_instruction *)node; 356f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 357f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org base_ir = ir; 358f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->accept(this); 359f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 360f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 361f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 362f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 363f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic int 364f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgtype_size(const struct glsl_type *type) 365f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 366f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int i; 367f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int size; 368f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 369f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (type->base_type) { 370f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_UINT: 371f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_INT: 372f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_FLOAT: 373f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_BOOL: 374f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_matrix()) { 375f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return type->matrix_columns; 376f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 377f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Regardless of size of vector, it gets a vec4. This is bad 378f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * packing for things like floats, but otherwise arrays become a 379f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * mess. Hopefully a later pass over the code can pack scalars 380f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * down if appropriate. 381f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 382f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 383f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 384f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_ARRAY: 385f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(type->length > 0); 386f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return type_size(type->fields.array) * type->length; 387f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_STRUCT: 388f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org size = 0; 389f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < type->length; i++) { 390f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org size += type_size(type->fields.structure[i].type); 391f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 392f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return size; 393f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_SAMPLER: 394f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Samplers take up one slot in UNIFORMS[], but they're baked in 395f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * at link time. 396f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 397f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 398f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 399f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(0); 400f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 401f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 402f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 403f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 404f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgint 405f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::virtual_grf_alloc(int size) 406f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 407f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (virtual_grf_array_size <= virtual_grf_count) { 408f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (virtual_grf_array_size == 0) 409f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_array_size = 16; 410f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 411f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_array_size *= 2; 412f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_sizes = reralloc(mem_ctx, virtual_grf_sizes, int, 413f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_array_size); 414f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_reg_map = reralloc(mem_ctx, virtual_grf_reg_map, int, 415f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_array_size); 416f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 417f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_reg_map[virtual_grf_count] = virtual_grf_reg_count; 418f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_reg_count += size; 419f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org virtual_grf_sizes[virtual_grf_count] = size; 420f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return virtual_grf_count++; 421f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 422f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 423f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsrc_reg::src_reg(class vec4_visitor *v, const struct glsl_type *type) 424f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 425f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org init(); 426f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 427f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->file = GRF; 428f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->reg = v->virtual_grf_alloc(type_size(type)); 429f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 430f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_array() || type->is_record()) { 431f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->swizzle = BRW_SWIZZLE_NOOP; 432f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 433f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->swizzle = swizzle_for_size(type->vector_elements); 434f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 435f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 436f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->type = brw_type_for_base_type(type); 437f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 438f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 439f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdst_reg::dst_reg(class vec4_visitor *v, const struct glsl_type *type) 440f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 441f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org init(); 442f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 443f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->file = GRF; 444f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->reg = v->virtual_grf_alloc(type_size(type)); 445f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 446f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_array() || type->is_record()) { 447f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->writemask = WRITEMASK_XYZW; 448f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 449f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->writemask = (1 << type->vector_elements) - 1; 450f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 451f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 452f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->type = brw_type_for_base_type(type); 453f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 454f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 455f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Our support for uniforms is piggy-backed on the struct 456f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * gl_fragment_program, because that's where the values actually 457f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * get stored, rather than in some global gl_shader_program uniform 458f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * store. 459f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 460f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgint 461f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::setup_uniform_values(int loc, const glsl_type *type) 462f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 463f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int offset = 0; 464f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float *values = &this->vp->Base.Parameters->ParameterValues[loc][0].f; 465f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 466f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_matrix()) { 467f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const glsl_type *column = type->column_type(); 468f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 469f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < type->matrix_columns; i++) { 470f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org offset += setup_uniform_values(loc + offset, column); 471f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 472f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 473f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return offset; 474f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 475f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 476f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (type->base_type) { 477f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_FLOAT: 478f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_UINT: 479f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_INT: 480f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_BOOL: 481f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < type->vector_elements; i++) { 482f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->prog_data.param[this->uniforms * 4 + i] = &values[i]; 483f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 484f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 485f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Set up pad elements to get things aligned to a vec4 boundary. */ 486f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = type->vector_elements; i < 4; i++) { 487f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static float zero = 0; 488f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 489f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->prog_data.param[this->uniforms * 4 + i] = &zero; 490f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 491f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 492f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Track the size of this uniform vector, for future packing of 493f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * uniforms. 494f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 495f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniform_vector_size[this->uniforms] = type->vector_elements; 496f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniforms++; 497f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 498f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 499f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 500f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_STRUCT: 501f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < type->length; i++) { 502f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org offset += setup_uniform_values(loc + offset, 503f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org type->fields.structure[i].type); 504f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 505f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return offset; 506f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 507f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_ARRAY: 508f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < type->length; i++) { 509f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org offset += setup_uniform_values(loc + offset, type->fields.array); 510f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 511f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return offset; 512f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 513f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_SAMPLER: 514f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The sampler takes up a slot, but we don't use any values from it. */ 515f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 516f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 517f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 518f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 519f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 520f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 521f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 522f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 523f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 524f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::setup_uniform_clipplane_values() 525f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 526f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gl_clip_plane *clip_planes = brw_select_clip_planes(ctx); 527f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 528f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Pre-Gen6, we compact clip planes. For example, if the user 529f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * enables just clip planes 0, 1, and 3, we will enable clip planes 530f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 0, 1, and 2 in the hardware, and we'll move clip plane 3 to clip 531f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * plane 2. This simplifies the implementation of the Gen6 clip 532f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * thread. 533f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 534f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * In Gen6 and later, we don't compact clip planes, because this 535f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * simplifies the implementation of gl_ClipDistance. 536f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 537f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int compacted_clipplane_index = 0; 538f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < c->key.nr_userclip_plane_consts; ++i) { 539f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 6 && 540f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org !(c->key.userclip_planes_enabled_gen_4_5 & (1 << i))) { 541f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org continue; 542f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 543f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniform_vector_size[this->uniforms] = 4; 544f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->userplane[compacted_clipplane_index] = dst_reg(UNIFORM, this->uniforms); 545f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->userplane[compacted_clipplane_index].type = BRW_REGISTER_TYPE_F; 546f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int j = 0; j < 4; ++j) { 547f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->prog_data.param[this->uniforms * 4 + j] = &clip_planes[i][j]; 548f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 549f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ++compacted_clipplane_index; 550f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ++this->uniforms; 551f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 552f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 553f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 554f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Our support for builtin uniforms is even scarier than non-builtin. 555f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * It sits on top of the PROG_STATE_VAR parameters that are 556f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * automatically updated from GL context state. 557f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 558f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 559f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::setup_builtin_uniform_values(ir_variable *ir) 560f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 561f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const ir_state_slot *const slots = ir->state_slots; 562f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->state_slots != NULL); 563f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 564f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < ir->num_state_slots; i++) { 565f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* This state reference has already been setup by ir_to_mesa, 566f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * but we'll get the same index back here. We can reference 567f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ParameterValues directly, since unlike brw_fs.cpp, we never 568f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * add new state references during compile. 569f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 570f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int index = _mesa_add_state_reference(this->vp->Base.Parameters, 571f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (gl_state_index *)slots[i].tokens); 572f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float *values = &this->vp->Base.Parameters->ParameterValues[index][0].f; 573f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 574f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniform_vector_size[this->uniforms] = 0; 575f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Add each of the unique swizzled channels of the element. 576f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This will end up matching the size of the glsl_type of this field. 577f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 578f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int last_swiz = -1; 579f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int j = 0; j < 4; j++) { 580f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int swiz = GET_SWZ(slots[i].swizzle, j); 581f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_swiz = swiz; 582f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 583f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->prog_data.param[this->uniforms * 4 + j] = &values[swiz]; 584f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (swiz <= last_swiz) 585f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniform_vector_size[this->uniforms]++; 586f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 587f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniforms++; 588f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 589f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 590f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 591f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgdst_reg * 592f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::variable_storage(ir_variable *var) 593f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 594f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (dst_reg *)hash_table_find(this->variable_ht, var); 595f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 596f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 597f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 598f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_bool_to_cond_code(ir_rvalue *ir, uint32_t *predicate) 599f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 600f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_expression *expr = ir->as_expression(); 601f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 602f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *predicate = BRW_PREDICATE_NORMAL; 603f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 604f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (expr) { 605f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg op[2]; 606f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 607f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 608f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(expr->get_num_operands() <= 2); 609f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < expr->get_num_operands(); i++) { 610f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org expr->operands[i]->accept(this); 611f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[i] = this->result; 612f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 613f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org resolve_ud_negate(&op[i]); 614f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 615f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 616f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (expr->operation) { 617f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_logic_not: 618f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(AND(dst_null_d(), op[0], src_reg(1))); 619f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_Z; 620f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 621f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 622f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_xor: 623f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(XOR(dst_null_d(), op[0], op[1])); 624f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 625f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 626f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 627f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_or: 628f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(OR(dst_null_d(), op[0], op[1])); 629f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 630f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 631f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 632f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_and: 633f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(AND(dst_null_d(), op[0], op[1])); 634f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 635f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 636f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 637f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_f2b: 638f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 6) { 639f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], src_reg(0.0f), BRW_CONDITIONAL_NZ)); 640f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 641f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(dst_null_f(), op[0])); 642f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 643f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 644f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 645f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 646f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_i2b: 647f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 6) { 648f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 649f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 650f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(dst_null_d(), op[0])); 651f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 652f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 653f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 654f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 655f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_all_equal: 656f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(CMP(dst_null_d(), op[0], op[1], BRW_CONDITIONAL_Z)); 657f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *predicate = BRW_PREDICATE_ALIGN16_ALL4H; 658f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 659f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 660f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_any_nequal: 661f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(CMP(dst_null_d(), op[0], op[1], BRW_CONDITIONAL_NZ)); 662f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *predicate = BRW_PREDICATE_ALIGN16_ANY4H; 663f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 664f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 665f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_any: 666f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(CMP(dst_null_d(), op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 667f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *predicate = BRW_PREDICATE_ALIGN16_ANY4H; 668f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 669f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 670f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_greater: 671f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_gequal: 672f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_less: 673f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_lequal: 674f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_equal: 675f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_nequal: 676f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], op[1], 677f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_conditional_for_comparison(expr->operation))); 678f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 679f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 680f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 681f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 682f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 683f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 684f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 685f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 686f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 687f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->accept(this); 688f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 689f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org resolve_ud_negate(&this->result); 690f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 691f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 6) { 692f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(AND(dst_null_d(), 693f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result, src_reg(1))); 694f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 695f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 696f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(MOV(dst_null_d(), this->result)); 697f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_NZ; 698f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 699f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 700f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 701f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 702f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Emit a gen6 IF statement with the comparison folded into the IF 703f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * instruction. 704f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 705f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 706f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_if_gen6(ir_if *ir) 707f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 708f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_expression *expr = ir->condition->as_expression(); 709f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 710f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (expr) { 711f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg op[2]; 712f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp; 713f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 714f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(expr->get_num_operands() <= 2); 715f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < expr->get_num_operands(); i++) { 716f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org expr->operands[i]->accept(this); 717f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[i] = this->result; 718f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 719f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 720f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (expr->operation) { 721f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_logic_not: 722f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(op[0], src_reg(0), BRW_CONDITIONAL_Z)); 723f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 724f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 725f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_xor: 726f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(op[0], op[1], BRW_CONDITIONAL_NZ)); 727f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 728f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 729f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_or: 730f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org temp = dst_reg(this, glsl_type::bool_type); 731f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(OR(temp, op[0], op[1])); 732f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(src_reg(temp), src_reg(0), BRW_CONDITIONAL_NZ)); 733f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 734f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 735f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_and: 736f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org temp = dst_reg(this, glsl_type::bool_type); 737f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(temp, op[0], op[1])); 738f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(src_reg(temp), src_reg(0), BRW_CONDITIONAL_NZ)); 739f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 740f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 741f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_f2b: 742f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 743f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 744f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 745f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_i2b: 746f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 747f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 748f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 749f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_greater: 750f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_gequal: 751f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_less: 752f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_lequal: 753f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_equal: 754f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_nequal: 755f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(op[0], op[1], 756f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_conditional_for_comparison(expr->operation))); 757f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 758f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 759f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_all_equal: 760f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], op[1], BRW_CONDITIONAL_Z)); 761f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(BRW_PREDICATE_ALIGN16_ALL4H)); 762f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 763f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 764f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_any_nequal: 765f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], op[1], BRW_CONDITIONAL_NZ)); 766f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(BRW_PREDICATE_ALIGN16_ANY4H)); 767f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 768f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 769f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_any: 770f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 771f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(BRW_PREDICATE_ALIGN16_ANY4H)); 772f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 773f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 774f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 775f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 776f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 777f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 778f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 779f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 780f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 781f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 782f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->condition->accept(this); 783f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 784f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(this->result, src_reg(0), BRW_CONDITIONAL_NZ)); 785f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 786f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 787f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 788f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_variable *ir) 789f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 790f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg *reg = NULL; 791f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 792f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (variable_storage(ir)) 793f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 794f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 795f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->mode) { 796f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_var_in: 797f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg = new(mem_ctx) dst_reg(ATTR, ir->location); 798f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 799f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Do GL_FIXED rescaling for GLES2.0. Our GL_FIXED attributes 800f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * come in as floating point conversions of the integer values. 801f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 802f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = ir->location; i < ir->location + type_size(ir->type); i++) { 803f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!c->key.gl_fixed_input_size[i]) 804f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org continue; 805f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 806f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst = *reg; 807f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.type = brw_type_for_base_type(ir->type); 808f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.writemask = (1 << c->key.gl_fixed_input_size[i]) - 1; 809f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MUL(dst, src_reg(dst), src_reg(1.0f / 65536.0f))); 810f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 811f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 812f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 813f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_var_out: 814f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg = new(mem_ctx) dst_reg(this, ir->type); 815f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 816f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < type_size(ir->type); i++) { 817f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org output_reg[ir->location + i] = *reg; 818f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org output_reg[ir->location + i].reg_offset = i; 819f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org output_reg[ir->location + i].type = 820f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_type_for_base_type(ir->type->get_scalar_type()); 821f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org output_reg_annotation[ir->location + i] = ir->name; 822f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 823f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 824f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 825f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_var_auto: 826f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_var_temporary: 827f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg = new(mem_ctx) dst_reg(this, ir->type); 828f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 829f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 830f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_var_uniform: 831f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg = new(this->mem_ctx) dst_reg(UNIFORM, this->uniforms); 832f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 833f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Thanks to the lower_ubo_reference pass, we will see only 834f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ir_binop_ubo_load expressions and not ir_dereference_variable for UBO 835f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * variables, so no need for them to be in variable_ht. 836f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 837f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->uniform_block != -1) 838f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 839f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 840f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Track how big the whole uniform variable is, in case we need to put a 841f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of its data into pull constants for array access. 842f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 843f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniform_size[this->uniforms] = type_size(ir->type); 844f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 845f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strncmp(ir->name, "gl_", 3)) { 846f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org setup_builtin_uniform_values(ir); 847f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 848f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org setup_uniform_values(ir->location, ir->type); 849f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 850f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 851f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 852f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_var_system_value: 853f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* VertexID is stored by the VF as the last vertex element, but 854f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * we don't represent it with a flag in inputs_read, so we call 855f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * it VERT_ATTRIB_MAX, which setup_attributes() picks up on. 856f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 857f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg = new(mem_ctx) dst_reg(ATTR, VERT_ATTRIB_MAX); 858f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org prog_data->uses_vertexid = true; 859f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 860f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->location) { 861f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SYSTEM_VALUE_VERTEX_ID: 862f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg->writemask = WRITEMASK_X; 863f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 864f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SYSTEM_VALUE_INSTANCE_ID: 865f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg->writemask = WRITEMASK_Y; 866f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 867f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 868f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 869f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 870f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 871f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 872f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 873f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 874f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 875f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 876f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 877f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg->type = brw_type_for_base_type(ir->type); 878f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash_table_insert(this->variable_ht, reg, ir); 879f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 880f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 881f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 882f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_loop *ir) 883f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 884f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg counter; 885f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 886f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* We don't want debugging output to print the whole body of the 887f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * loop as the annotation. 888f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 889f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = NULL; 890f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 891f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->counter != NULL) { 892f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->counter; 893f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->counter->accept(this); 894f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org counter = *(variable_storage(ir->counter)); 895f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 896f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->from != NULL) { 897f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->from; 898f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->from->accept(this); 899f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 900f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(counter, this->result)); 901f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 902f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 903f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 904f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_DO); 905f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 906f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->to) { 907f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->to; 908f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->to->accept(this); 909f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 910f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), src_reg(counter), this->result, 911f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_conditional_for_comparison(ir->cmp))); 912f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 913f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(BRW_OPCODE_BREAK); 914f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_NORMAL; 915f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 916f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 917f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org visit_instructions(&ir->body_instructions); 918f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 919f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 920f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->increment) { 921f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->increment; 922f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->increment->accept(this); 923f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(ADD(counter, src_reg(counter), this->result)); 924f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 925f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 926f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_WHILE); 927f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 928f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 929f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 930f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_loop_jump *ir) 931f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 932f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->mode) { 933f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_loop_jump::jump_break: 934f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_BREAK); 935f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 936f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_loop_jump::jump_continue: 937f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_CONTINUE); 938f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 939f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 940f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 941f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 942f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 943f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 944f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_function_signature *ir) 945f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 946f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(0); 947f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (void)ir; 948f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 949f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 950f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 951f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_function *ir) 952f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 953f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Ignore function bodies other than main() -- we shouldn't see calls to 954f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * them since they should all be inlined. 955f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 956f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (strcmp(ir->name, "main") == 0) { 957f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const ir_function_signature *sig; 958f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec_list empty; 959f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 960f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sig = ir->matching_signature(&empty); 961f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 962f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(sig); 963f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 964f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org visit_instructions(&sig->body); 965f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 966f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 967f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 968f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgbool 969f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::try_emit_sat(ir_expression *ir) 970f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 971f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_rvalue *sat_src = ir->as_rvalue_to_saturate(); 972f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!sat_src) 973f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return false; 974f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 975f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sat_src->accept(this); 976f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src = this->result; 977f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 978f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src_reg(this, ir->type); 979f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 980f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(dst_reg(this->result), src)); 981f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->saturate = true; 982f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 983f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return true; 984f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 985f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 986f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 987f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_bool_comparison(unsigned int op, 988f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst, src_reg src0, src_reg src1) 989f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 990f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* original gen4 does destination conversion before comparison. */ 991f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 5) 992f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.type = src0.type; 993f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 994f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst, src0, src1, brw_conditional_for_comparison(op))); 995f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 996f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.type = BRW_REGISTER_TYPE_D; 997f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(dst, src_reg(dst), src_reg(0x1))); 998f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 999f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1000f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1001f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_expression *ir) 1002f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1003f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int operand; 1004f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg op[Elements(ir->operands)]; 1005f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg result_src; 1006f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg result_dst; 1007f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 1008f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1009f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (try_emit_sat(ir)) 1010f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1011f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1012f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (operand = 0; operand < ir->get_num_operands(); operand++) { 1013f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.file = BAD_FILE; 1014f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->operands[operand]->accept(this); 1015f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (this->result.file == BAD_FILE) { 1016f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf("Failed to get tree for expression operand:\n"); 1017f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->operands[operand]->print(); 1018f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exit(1); 1019f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1020f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[operand] = this->result; 1021f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1022f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Matrix expression operands should have been broken down to vector 1023f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * operations already. 1024f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1025f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!ir->operands[operand]->type->is_matrix()); 1026f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1027f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1028f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int vector_elements = ir->operands[0]->type->vector_elements; 1029f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->operands[1]) { 1030f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vector_elements = MAX2(vector_elements, 1031f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->operands[1]->type->vector_elements); 1032f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1033f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1034f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.file = BAD_FILE; 1035f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1036f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Storage for our result. Ideally for an assignment we'd be using 1037f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the actual storage for the result here, instead. 1038f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1039f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org result_src = src_reg(this, ir->type); 1040f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* convenience for the emit functions below. */ 1041f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org result_dst = dst_reg(result_src); 1042f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* If nothing special happens, this is the result. */ 1043f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = result_src; 1044f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Limit writes to the channels that will be used by result_src later. 1045f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This does limit this temp's use as a temporary for multi-instruction 1046f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * sequences. 1047f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1048f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org result_dst.writemask = (1 << ir->type->vector_elements) - 1; 1049f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1050f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->operation) { 1051f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_logic_not: 1052f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Note that BRW_OPCODE_NOT is not appropriate here, since it is 1053f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ones complement of the whole register, not just bit 0. 1054f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1055f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(XOR(result_dst, op[0], src_reg(1))); 1056f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1057f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_neg: 1058f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[0].negate = !op[0].negate; 1059f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = op[0]; 1060f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1061f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_abs: 1062f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[0].abs = true; 1063f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[0].negate = false; 1064f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = op[0]; 1065f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1066f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1067f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_sign: 1068f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, src_reg(0.0f))); 1069f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1070f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], src_reg(0.0f), BRW_CONDITIONAL_G)); 1071f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(result_dst, src_reg(1.0f))); 1072f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_NORMAL; 1073f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1074f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], src_reg(0.0f), BRW_CONDITIONAL_L)); 1075f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(result_dst, src_reg(-1.0f))); 1076f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_NORMAL; 1077f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1078f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1079f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1080f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_rcp: 1081f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_RCP, result_dst, op[0]); 1082f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1083f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1084f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_exp2: 1085f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_EXP2, result_dst, op[0]); 1086f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1087f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_log2: 1088f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_LOG2, result_dst, op[0]); 1089f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1090f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_exp: 1091f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_log: 1092f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached: should be handled by ir_explog_to_explog2"); 1093f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1094f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_sin: 1095f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_sin_reduced: 1096f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_SIN, result_dst, op[0]); 1097f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1098f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_cos: 1099f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_cos_reduced: 1100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_COS, result_dst, op[0]); 1101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_dFdx: 1104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_dFdy: 1105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"derivatives not valid in vertex shader"); 1106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_noise: 1109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached: should be handled by lower_noise"); 1110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_add: 1113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(ADD(result_dst, op[0], op[1])); 1114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_sub: 1116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached: should be handled by ir_sub_to_add_neg"); 1117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_mul: 1120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->is_integer()) { 1121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* For integer multiplication, the MUL uses the low 16 bits 1122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of one of the operands (src0 on gen6, src1 on gen7). The 1123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MACH accumulates in the contribution of the upper 16 bits 1124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of that operand. 1125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 1126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FINISHME: Emit just the MUL if we know an operand is small 1127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * enough. 1128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct brw_reg acc = retype(brw_acc_reg(), BRW_REGISTER_TYPE_D); 1130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MUL(acc, op[0], op[1])); 1132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MACH(dst_null_d(), op[0], op[1])); 1133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, src_reg(acc))); 1134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MUL(result_dst, op[0], op[1])); 1136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_div: 1139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Floating point should be lowered by DIV_TO_MUL_RCP in the compiler. */ 1140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->type->is_integer()); 1141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_INT_QUOTIENT, result_dst, op[0], op[1]); 1142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_mod: 1144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Floating point should be lowered by MOD_TO_FRACT in the compiler. */ 1145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->type->is_integer()); 1146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_INT_REMAINDER, result_dst, op[0], op[1]); 1147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_less: 1150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_greater: 1151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_lequal: 1152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_gequal: 1153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_equal: 1154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_nequal: { 1155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, op[0], op[1], 1156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_conditional_for_comparison(ir->operation))); 1157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(result_dst, result_src, src_reg(0x1))); 1158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_all_equal: 1162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* "==" operator producing a scalar boolean. */ 1163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->operands[0]->type->is_vector() || 1164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->operands[1]->type->is_vector()) { 1165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], op[1], BRW_CONDITIONAL_Z)); 1166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, src_reg(0))); 1167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(result_dst, src_reg(1))); 1168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_ALIGN16_ALL4H; 1169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, op[0], op[1], BRW_CONDITIONAL_Z)); 1171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(result_dst, result_src, src_reg(0x1))); 1172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_any_nequal: 1175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* "!=" operator producing a scalar boolean. */ 1176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->operands[0]->type->is_vector() || 1177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->operands[1]->type->is_vector()) { 1178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], op[1], BRW_CONDITIONAL_NZ)); 1179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, src_reg(0))); 1181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(result_dst, src_reg(1))); 1182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_ALIGN16_ANY4H; 1183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, op[0], op[1], BRW_CONDITIONAL_NZ)); 1185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(result_dst, result_src, src_reg(0x1))); 1186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_any: 1190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(dst_null_d(), op[0], src_reg(0), BRW_CONDITIONAL_NZ)); 1191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, src_reg(0))); 1192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(MOV(result_dst, src_reg(1))); 1194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_ALIGN16_ANY4H; 1195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_xor: 1198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(XOR(result_dst, op[0], op[1])); 1199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_or: 1202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(OR(result_dst, op[0], op[1])); 1203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_logic_and: 1206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(result_dst, op[0], op[1])); 1207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_dot: 1210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->operands[0]->type->is_vector()); 1211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->operands[0]->type == ir->operands[1]->type); 1212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_dp(result_dst, op[0], op[1], ir->operands[0]->type->vector_elements); 1213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_sqrt: 1216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_SQRT, result_dst, op[0]); 1217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_rsq: 1219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_RSQ, result_dst, op[0]); 1220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_bitcast_i2f: 1223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_bitcast_u2f: 1224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = op[0]; 1225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.type = BRW_REGISTER_TYPE_F; 1226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_bitcast_f2i: 1229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = op[0]; 1230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.type = BRW_REGISTER_TYPE_D; 1231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_bitcast_f2u: 1234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = op[0]; 1235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.type = BRW_REGISTER_TYPE_UD; 1236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_i2f: 1239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_i2u: 1240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_u2i: 1241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_u2f: 1242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_b2f: 1243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_b2i: 1244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_f2i: 1245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_f2u: 1246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, op[0])); 1247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_f2b: 1249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_i2b: { 1250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, op[0], src_reg(0.0f), BRW_CONDITIONAL_NZ)); 1251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(result_dst, result_src, src_reg(1))); 1252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_trunc: 1256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(RNDZ(result_dst, op[0])); 1257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_ceil: 1259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org op[0].negate = !op[0].negate; 1260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(RNDD(result_dst, op[0])); 1261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.negate = true; 1262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_floor: 1264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(RNDD(result_dst, op[0])); 1265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_fract: 1267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(FRC(result_dst, op[0])); 1268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_round_even: 1270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(RNDE(result_dst, op[0])); 1271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_min: 1274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 6) { 1275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_SEL, result_dst, op[0], op[1]); 1276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_L; 1277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, op[0], op[1], BRW_CONDITIONAL_L)); 1279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_SEL, result_dst, op[0], op[1]); 1281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_NORMAL; 1282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_max: 1285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 6) { 1286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_SEL, result_dst, op[0], op[1]); 1287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_G; 1288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, op[0], op[1], BRW_CONDITIONAL_G)); 1290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_SEL, result_dst, op[0], op[1]); 1292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_NORMAL; 1293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_pow: 1297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_POW, result_dst, op[0], op[1]); 1298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_unop_bit_not: 1301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(NOT(result_dst, op[0])); 1302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_bit_and: 1304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(AND(result_dst, op[0], op[1])); 1305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_bit_xor: 1307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(XOR(result_dst, op[0], op[1])); 1308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_bit_or: 1310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(OR(result_dst, op[0], op[1])); 1311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_lshift: 1314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_SHL, result_dst, op[0], op[1]); 1315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_rshift: 1318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->base_type == GLSL_TYPE_INT) 1319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_ASR, result_dst, op[0], op[1]); 1320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 1321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(BRW_OPCODE_SHR, result_dst, op[0], op[1]); 1322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_binop_ubo_load: { 1325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_constant *uniform_block = ir->operands[0]->as_constant(); 1326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_constant *const_offset_ir = ir->operands[1]->as_constant(); 1327f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned const_offset = const_offset_ir ? const_offset_ir->value.u[0] : 0; 1328f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg offset = op[1]; 1329f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1330f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Now, load the vector from that offset. */ 1331f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->type->is_vector() || ir->type->is_scalar()); 1332f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1333f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg packed_consts = src_reg(this, glsl_type::vec4_type); 1334f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed_consts.type = result.type; 1335f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg surf_index = 1336f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(SURF_INDEX_VS_UBO(uniform_block->value.u[0])); 1337f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (const_offset_ir) { 1338f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org offset = src_reg(const_offset / 16); 1339f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1340f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_SHR, dst_reg(offset), offset, src_reg(4)); 1341f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1342f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1343f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *pull = 1344f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(new(mem_ctx) vec4_instruction(this, 1345f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org VS_OPCODE_PULL_CONSTANT_LOAD, 1346f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg(packed_consts), 1347f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org surf_index, 1348f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org offset)); 1349f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pull->base_mrf = 14; 1350f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pull->mlen = 1; 1351f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1352f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed_consts.swizzle = swizzle_for_size(ir->type->vector_elements); 1353f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed_consts.swizzle += BRW_SWIZZLE4(const_offset % 16 / 4, 1354f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const_offset % 16 / 4, 1355f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const_offset % 16 / 4, 1356f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const_offset % 16 / 4); 1357f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1358f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* UBO bools are any nonzero int. We store bools as either 0 or 1. */ 1359f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->base_type == GLSL_TYPE_BOOL) { 1360f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(CMP(result_dst, packed_consts, src_reg(0u), 1361f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org BRW_CONDITIONAL_NZ)); 1362f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(result_dst, result, src_reg(0x1))); 1363f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1364f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(result_dst, packed_consts)); 1365f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1366f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1367f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1368f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1369f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_quadop_vector: 1370f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached: should be handled by lower_quadop_vector"); 1371f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1372f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1373f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1374f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1375f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1376f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1377f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_swizzle *ir) 1378f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1379f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src; 1380f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int i = 0; 1381f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int swizzle[4]; 1382f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1383f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Note that this is only swizzles in expressions, not those on the left 1384f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * hand side of an assignment, which do write masking. See ir_assignment 1385f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * for that. 1386f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1387f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1388f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->val->accept(this); 1389f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src = this->result; 1390f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(src.file != BAD_FILE); 1391f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1392f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < ir->type->vector_elements; i++) { 1393f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (i) { 1394f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 0: 1395f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i] = BRW_GET_SWZ(src.swizzle, ir->mask.x); 1396f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1397f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 1: 1398f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i] = BRW_GET_SWZ(src.swizzle, ir->mask.y); 1399f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1400f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 2: 1401f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i] = BRW_GET_SWZ(src.swizzle, ir->mask.z); 1402f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1403f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 3: 1404f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i] = BRW_GET_SWZ(src.swizzle, ir->mask.w); 1405f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1406f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1407f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1408f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (; i < 4; i++) { 1409f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Replicate the last channel out. */ 1410f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i] = swizzle[ir->type->vector_elements - 1]; 1411f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1412f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1413f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.swizzle = BRW_SWIZZLE4(swizzle[0], swizzle[1], swizzle[2], swizzle[3]); 1414f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1415f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src; 1416f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1417f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1418f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1419f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_dereference_variable *ir) 1420f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1421f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct glsl_type *type = ir->type; 1422f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg *reg = variable_storage(ir->var); 1423f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1424f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!reg) { 1425f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fail("Failed to find variable storage for %s\n", ir->var->name); 1426f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src_reg(brw_null_reg()); 1427f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1428f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1429f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1430f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src_reg(*reg); 1431f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1432f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* System values get their swizzle from the dst_reg writemask */ 1433f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->var->mode == ir_var_system_value) 1434f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1435f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1436f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_scalar() || type->is_vector() || type->is_matrix()) 1437f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.swizzle = swizzle_for_size(type->vector_elements); 1438f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1439f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1440f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1441f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_dereference_array *ir) 1442f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1443f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_constant *constant_index; 1444f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src; 1445f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int element_size = type_size(ir->type); 1446f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1447f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org constant_index = ir->array_index->constant_expression_value(); 1448f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1449f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->array->accept(this); 1450f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src = this->result; 1451f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1452f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (constant_index) { 1453f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.reg_offset += constant_index->value.i[0] * element_size; 1454f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1455f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Variable index array dereference. It eats the "vec4" of the 1456f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * base of the array and an index that offsets the Mesa register 1457f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * index. 1458f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1459f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->array_index->accept(this); 1460f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1461f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg index_reg; 1462f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1463f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (element_size == 1) { 1464f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org index_reg = this->result; 1465f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1466f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org index_reg = src_reg(this, glsl_type::int_type); 1467f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1468f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MUL(dst_reg(index_reg), this->result, src_reg(element_size))); 1469f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1470f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1471f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (src.reladdr) { 1472f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg temp = src_reg(this, glsl_type::int_type); 1473f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1474f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(ADD(dst_reg(temp), *src.reladdr, index_reg)); 1475f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1476f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org index_reg = temp; 1477f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1478f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1479f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.reladdr = ralloc(mem_ctx, src_reg); 1480f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy(src.reladdr, &index_reg, sizeof(index_reg)); 1481f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1482f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1483f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* If the type is smaller than a vec4, replicate the last channel out. */ 1484f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->is_scalar() || ir->type->is_vector() || ir->type->is_matrix()) 1485f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.swizzle = swizzle_for_size(ir->type->vector_elements); 1486f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 1487f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.swizzle = BRW_SWIZZLE_NOOP; 1488f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.type = brw_type_for_base_type(ir->type); 1489f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1490f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src; 1491f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1492f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1493f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1494f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_dereference_record *ir) 1495f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1496f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int i; 1497f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const glsl_type *struct_type = ir->record->type; 1498f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int offset = 0; 1499f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1500f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->record->accept(this); 1501f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1502f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < struct_type->length; i++) { 1503f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (strcmp(struct_type->fields.structure[i].name, ir->field) == 0) 1504f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1505f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org offset += type_size(struct_type->fields.structure[i].type); 1506f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1507f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1508f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* If the type is smaller than a vec4, replicate the last channel out. */ 1509f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->is_scalar() || ir->type->is_vector() || ir->type->is_matrix()) 1510f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.swizzle = swizzle_for_size(ir->type->vector_elements); 1511f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 1512f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.swizzle = BRW_SWIZZLE_NOOP; 1513f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.type = brw_type_for_base_type(ir->type); 1514f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1515f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result.reg_offset += offset; 1516f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1517f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1518f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 1519f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * We want to be careful in assignment setup to hit the actual storage 1520f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * instead of potentially using a temporary like we might with the 1521f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ir_dereference handler. 1522f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1523f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic dst_reg 1524f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgget_assignment_lhs(ir_dereference *ir, vec4_visitor *v) 1525f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1526f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The LHS must be a dereference. If the LHS is a variable indexed array 1527f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * access of a vector, it must be separated into a series conditional moves 1528f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * before reaching this point (see ir_vec_index_to_cond_assign). 1529f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1530f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->as_dereference()); 1531f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_dereference_array *deref_array = ir->as_dereference_array(); 1532f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (deref_array) { 1533f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!deref_array->array->type->is_vector()); 1534f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1535f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1536f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Use the rvalue deref handler for the most part. We'll ignore 1537f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * swizzles in it and write swizzles using writemask, though. 1538f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1539f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->accept(v); 1540f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return dst_reg(v->result); 1541f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1542f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1543f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1544f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_block_move(dst_reg *dst, src_reg *src, 1545f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct glsl_type *type, uint32_t predicate) 1546f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1547f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->base_type == GLSL_TYPE_STRUCT) { 1548f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < type->length; i++) { 1549f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_block_move(dst, src, type->fields.structure[i].type, predicate); 1550f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1551f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1552f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1553f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1554f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_array()) { 1555f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < type->length; i++) { 1556f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_block_move(dst, src, type->fields.array, predicate); 1557f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1558f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1559f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1560f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1561f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (type->is_matrix()) { 1562f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct glsl_type *vec_type; 1563f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1564f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec_type = glsl_type::get_instance(GLSL_TYPE_FLOAT, 1565f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org type->vector_elements, 1); 1566f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1567f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < type->matrix_columns; i++) { 1568f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_block_move(dst, src, vec_type, predicate); 1569f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1570f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1571f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1572f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1573f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(type->is_scalar() || type->is_vector()); 1574f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1575f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->type = brw_type_for_base_type(type); 1576f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src->type = dst->type; 1577f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1578f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->writemask = (1 << type->vector_elements) - 1; 1579f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1580f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src->swizzle = swizzle_for_size(type->vector_elements); 1581f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1582f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(MOV(*dst, *src)); 1583f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = predicate; 1584f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1585f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->reg_offset++; 1586f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src->reg_offset++; 1587f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1588f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1589f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1590f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* If the RHS processing resulted in an instruction generating a 1591f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * temporary value, and it would be easy to rewrite the instruction to 1592f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * generate its result right into the LHS instead, do so. This ends 1593f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * up reliably removing instructions where it can be tricky to do so 1594f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * later without real UD chain information. 1595f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1596f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgbool 1597f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::try_rewrite_rhs_to_dst(ir_assignment *ir, 1598f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst, 1599f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src, 1600f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *pre_rhs_inst, 1601f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *last_rhs_inst) 1602f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1603f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* This could be supported, but it would take more smarts. */ 1604f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->condition) 1605f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return false; 1606f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1607f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (pre_rhs_inst == last_rhs_inst) 1608f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return false; /* No instructions generated to work with. */ 1609f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1610f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Make sure the last instruction generated our source reg. */ 1611f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (src.file != GRF || 1612f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.file != last_rhs_inst->dst.file || 1613f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.reg != last_rhs_inst->dst.reg || 1614f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.reg_offset != last_rhs_inst->dst.reg_offset || 1615f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.reladdr || 1616f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.abs || 1617f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.negate || 1618f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst->predicate != BRW_PREDICATE_NONE) 1619f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return false; 1620f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1621f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Check that that last instruction fully initialized the channels 1622f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * we want to use, in the order we want to use them. We could 1623f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * potentially reswizzle the operands of many instructions so that 1624f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * we could handle out of order channels, but don't yet. 1625f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1626f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1627f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned i = 0; i < 4; i++) { 1628f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (dst.writemask & (1 << i)) { 1629f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!(last_rhs_inst->dst.writemask & (1 << i))) 1630f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return false; 1631f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1632f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (BRW_GET_SWZ(src.swizzle, i) != i) 1633f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return false; 1634f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1635f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1636f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1637f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Success! Rewrite the instruction. */ 1638f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst->dst.file = dst.file; 1639f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst->dst.reg = dst.reg; 1640f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst->dst.reg_offset = dst.reg_offset; 1641f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst->dst.reladdr = dst.reladdr; 1642f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst->dst.writemask &= dst.writemask; 1643f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1644f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return true; 1645f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1646f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1647f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1648f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_assignment *ir) 1649f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1650f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst = get_assignment_lhs(ir->lhs, this); 1651f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint32_t predicate = BRW_PREDICATE_NONE; 1652f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1653f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!ir->lhs->type->is_scalar() && 1654f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org !ir->lhs->type->is_vector()) { 1655f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->rhs->accept(this); 1656f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src = this->result; 1657f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1658f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->condition) { 1659f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_bool_to_cond_code(ir->condition, &predicate); 1660f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1661f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1662f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* emit_block_move doesn't account for swizzles in the source register. 1663f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This should be ok, since the source register is a structure or an 1664f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * array, and those can't be swizzled. But double-check to be sure. 1665f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1666f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(src.swizzle == 1667f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (ir->rhs->type->is_matrix() 1668f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ? swizzle_for_size(ir->rhs->type->vector_elements) 1669f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org : BRW_SWIZZLE_NOOP)); 1670f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1671f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_block_move(&dst, &src, ir->rhs->type, predicate); 1672f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1673f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1674f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1675f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Now we're down to just a scalar/vector with writemasks. */ 1676f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int i; 1677f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1678f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *pre_rhs_inst, *last_rhs_inst; 1679f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pre_rhs_inst = (vec4_instruction *)this->instructions.get_tail(); 1680f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1681f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->rhs->accept(this); 1682f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1683f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org last_rhs_inst = (vec4_instruction *)this->instructions.get_tail(); 1684f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1685f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src = this->result; 1686f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1687f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int swizzles[4]; 1688f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int first_enabled_chan = 0; 1689f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int src_chan = 0; 1690f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1691f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(ir->lhs->type->is_vector() || 1692f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->lhs->type->is_scalar()); 1693f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.writemask = ir->write_mask; 1694f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1695f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < 4; i++) { 1696f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (dst.writemask & (1 << i)) { 1697f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org first_enabled_chan = BRW_GET_SWZ(src.swizzle, i); 1698f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1699f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1700f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1701f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1702f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Swizzle a small RHS vector into the channels being written. 1703f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 1704f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * glsl ir treats write_mask as dictating how many channels are 1705f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * present on the RHS while in our instructions we need to make 1706f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * those channels appear in the slots of the vec4 they're written to. 1707f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1708f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < 4; i++) { 1709f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (dst.writemask & (1 << i)) 1710f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzles[i] = BRW_GET_SWZ(src.swizzle, src_chan++); 1711f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 1712f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzles[i] = first_enabled_chan; 1713f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1714f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.swizzle = BRW_SWIZZLE4(swizzles[0], swizzles[1], 1715f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzles[2], swizzles[3]); 1716f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1717f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (try_rewrite_rhs_to_dst(ir, dst, src, pre_rhs_inst, last_rhs_inst)) { 1718f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1719f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1720f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1721f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->condition) { 1722f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_bool_to_cond_code(ir->condition, &predicate); 1723f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1724f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1725f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < type_size(ir->lhs->type); i++) { 1726f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(MOV(dst, src)); 1727f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = predicate; 1728f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1729f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst.reg_offset++; 1730f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.reg_offset++; 1731f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1732f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1733f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1734f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1735f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_constant_values(dst_reg *dst, ir_constant *ir) 1736f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1737f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->base_type == GLSL_TYPE_STRUCT) { 1738f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org foreach_list(node, &ir->components) { 1739f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_constant *field_value = (ir_constant *)node; 1740f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1741f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_constant_values(dst, field_value); 1742f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1743f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1744f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1745f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1746f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->is_array()) { 1747f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (unsigned int i = 0; i < ir->type->length; i++) { 1748f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_constant_values(dst, ir->array_elements[i]); 1749f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1750f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1751f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1752f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1753f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->is_matrix()) { 1754f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < ir->type->matrix_columns; i++) { 1755f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float *vec = &ir->value.f[i * ir->type->vector_elements]; 1756f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1757f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int j = 0; j < ir->type->vector_elements; j++) { 1758f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->writemask = 1 << j; 1759f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->type = BRW_REGISTER_TYPE_F; 1760f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1761f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(*dst, src_reg(vec[j]))); 1762f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1763f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->reg_offset++; 1764f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1765f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 1766f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1767f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1768f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int remaining_writemask = (1 << ir->type->vector_elements) - 1; 1769f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1770f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < ir->type->vector_elements; i++) { 1771f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!(remaining_writemask & (1 << i))) 1772f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org continue; 1773f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1774f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->writemask = 1 << i; 1775f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->type = brw_type_for_base_type(ir->type); 1776f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1777f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Find other components that match the one we're about to 1778f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * write. Emits fewer instructions for things like vec4(0.5, 1779f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 1.5, 1.5, 1.5). 1780f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1781f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int j = i + 1; j < ir->type->vector_elements; j++) { 1782f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->base_type == GLSL_TYPE_BOOL) { 1783f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->value.b[i] == ir->value.b[j]) 1784f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->writemask |= (1 << j); 1785f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1786f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* u, i, and f storage all line up, so no need for a 1787f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * switch case for comparing each type. 1788f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1789f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->value.u[i] == ir->value.u[j]) 1790f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->writemask |= (1 << j); 1791f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1792f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1793f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1794f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->type->base_type) { 1795f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_FLOAT: 1796f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(*dst, src_reg(ir->value.f[i]))); 1797f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1798f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_INT: 1799f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(*dst, src_reg(ir->value.i[i]))); 1800f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1801f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_UINT: 1802f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(*dst, src_reg(ir->value.u[i]))); 1803f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1804f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case GLSL_TYPE_BOOL: 1805f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(*dst, src_reg(ir->value.b[i]))); 1806f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1807f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 1808f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"Non-float/uint/int/bool constant"); 1809f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1810f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1811f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1812f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org remaining_writemask &= ~dst->writemask; 1813f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1814f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst->reg_offset++; 1815f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1816f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1817f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1818f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_constant *ir) 1819f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1820f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst = dst_reg(this, ir->type); 1821f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src_reg(dst); 1822f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1823f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_constant_values(&dst, ir); 1824f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1825f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1826f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1827f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_call *ir) 1828f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1829f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 1830f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1831f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1832f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 1833f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_texture *ir) 1834f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 1835f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int sampler = _mesa_get_sampler_uniform_value(ir->sampler, prog, &vp->Base); 1836f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1837f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Should be lowered by do_lower_texture_projection */ 1838f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!ir->projector); 1839f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1840f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Generate code to compute all the subexpression trees. This has to be 1841f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * done before loading any values into MRFs for the sampler message since 1842f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * generating these values may involve SEND messages that need the MRFs. 1843f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1844f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg coordinate; 1845f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->coordinate) { 1846f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->coordinate->accept(this); 1847f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org coordinate = this->result; 1848f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1849f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1850f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg shadow_comparitor; 1851f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->shadow_comparitor) { 1852f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->shadow_comparitor->accept(this); 1853f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org shadow_comparitor = this->result; 1854f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1855f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1856f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const glsl_type *lod_type; 1857f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg lod, dPdx, dPdy; 1858f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->op) { 1859f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_tex: 1860f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod = src_reg(0.0f); 1861f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod_type = glsl_type::float_type; 1862f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1863f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txf: 1864f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txl: 1865f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txs: 1866f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->lod_info.lod->accept(this); 1867f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod = this->result; 1868f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod_type = ir->lod_info.lod->type; 1869f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1870f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txd: 1871f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->lod_info.grad.dPdx->accept(this); 1872f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dPdx = this->result; 1873f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1874f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir->lod_info.grad.dPdy->accept(this); 1875f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dPdy = this->result; 1876f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1877f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod_type = ir->lod_info.grad.dPdx->type; 1878f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1879f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txb: 1880f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1881f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1882f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1883f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = NULL; 1884f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (ir->op) { 1885f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_tex: 1886f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txl: 1887f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, SHADER_OPCODE_TXL); 1888f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1889f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txd: 1890f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, SHADER_OPCODE_TXD); 1891f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1892f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txf: 1893f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, SHADER_OPCODE_TXF); 1894f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1895f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txs: 1896f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = new(mem_ctx) vec4_instruction(this, SHADER_OPCODE_TXS); 1897f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 1898f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case ir_txb: 1899f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"TXB is not valid for vertex shaders."); 1900f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1901f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1902f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Texel offsets go in the message header; Gen4 also requires headers. */ 1903f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->header_present = ir->offset || intel->gen < 5; 1904f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = 2; 1905f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = inst->header_present + 1; /* always at least one */ 1906f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->sampler = sampler; 1907f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->dst = dst_reg(this, ir->type); 1908f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->dst.writemask = WRITEMASK_XYZW; 1909f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->shadow_compare = ir->shadow_comparitor != NULL; 1910f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1911f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->offset != NULL && ir->op != ir_txf) 1912f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->texture_offset = brw_texture_offset(ir->offset->as_constant()); 1913f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1914f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* MRF for the first parameter */ 1915f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int param_base = inst->base_mrf + inst->header_present; 1916f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1917f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->op == ir_txs) { 1918f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int writemask = intel->gen == 4 ? WRITEMASK_W : WRITEMASK_X; 1919f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base, lod_type, writemask), lod)); 1920f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1921f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int i, coord_mask = 0, zero_mask = 0; 1922f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Load the coordinate */ 1923f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* FINISHME: gl_clamp_mask and saturate */ 1924f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < ir->coordinate->type->vector_elements; i++) 1925f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org coord_mask |= (1 << i); 1926f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (; i < 4; i++) 1927f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org zero_mask |= (1 << i); 1928f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1929f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->offset && ir->op == ir_txf) { 1930f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* It appears that the ld instruction used for txf does its 1931f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * address bounds check before adding in the offset. To work 1932f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * around this, just add the integer offset to the integer 1933f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * texel coordinate, and don't put the offset in the header. 1934f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 1935f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ir_constant *offset = ir->offset->as_constant(); 1936f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(offset); 1937f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1938f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int j = 0; j < ir->coordinate->type->vector_elements; j++) { 1939f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg src = coordinate; 1940f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src.swizzle = BRW_SWIZZLE4(BRW_GET_SWZ(src.swizzle, j), 1941f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org BRW_GET_SWZ(src.swizzle, j), 1942f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org BRW_GET_SWZ(src.swizzle, j), 1943f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org BRW_GET_SWZ(src.swizzle, j)); 1944f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(ADD(dst_reg(MRF, param_base, ir->coordinate->type, 1 << j), 1945f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src, offset->value.i[j])); 1946f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1947f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1948f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base, ir->coordinate->type, coord_mask), 1949f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org coordinate)); 1950f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1951f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base, ir->coordinate->type, zero_mask), 1952f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(0))); 1953f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Load the shadow comparitor */ 1954f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->shadow_comparitor) { 1955f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 1, ir->shadow_comparitor->type, 1956f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org WRITEMASK_X), 1957f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org shadow_comparitor)); 1958f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen++; 1959f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1960f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1961f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Load the LOD info */ 1962f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->op == ir_tex || ir->op == ir_txl) { 1963f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int mrf, writemask; 1964f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 5) { 1965f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org mrf = param_base + 1; 1966f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->shadow_comparitor) { 1967f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org writemask = WRITEMASK_Y; 1968f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* mlen already incremented */ 1969f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 1970f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org writemask = WRITEMASK_X; 1971f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen++; 1972f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1973f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else /* intel->gen == 4 */ { 1974f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org mrf = param_base; 1975f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org writemask = WRITEMASK_Z; 1976f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1977f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, mrf, lod_type, writemask), lod)); 1978f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (ir->op == ir_txf) { 1979f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base, lod_type, WRITEMASK_W), 1980f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lod)); 1981f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (ir->op == ir_txd) { 1982f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const glsl_type *type = lod_type; 1983f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1984f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 5) { 1985f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dPdx.swizzle = BRW_SWIZZLE4(SWIZZLE_X,SWIZZLE_X,SWIZZLE_Y,SWIZZLE_Y); 1986f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dPdy.swizzle = BRW_SWIZZLE4(SWIZZLE_X,SWIZZLE_X,SWIZZLE_Y,SWIZZLE_Y); 1987f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 1, type, WRITEMASK_XZ), dPdx)); 1988f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 1, type, WRITEMASK_YW), dPdy)); 1989f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen++; 1990f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1991f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->type->vector_elements == 3) { 1992f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dPdx.swizzle = BRW_SWIZZLE_ZZZZ; 1993f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dPdy.swizzle = BRW_SWIZZLE_ZZZZ; 1994f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 2, type, WRITEMASK_X), dPdx)); 1995f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 2, type, WRITEMASK_Y), dPdy)); 1996f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen++; 1997f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1998f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else /* intel->gen == 4 */ { 1999f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 1, type, WRITEMASK_XYZ), dPdx)); 2000f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(dst_reg(MRF, param_base + 2, type, WRITEMASK_XYZ), dPdy)); 2001f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen += 2; 2002f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2003f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2004f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2005f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2006f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(inst); 2007f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2008f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle_result(ir, src_reg(inst->dst), sampler); 2009f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2010f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2011f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2012f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::swizzle_result(ir_texture *ir, src_reg orig_val, int sampler) 2013f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2014f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int s = c->key.tex.swizzles[sampler]; 2015f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2016f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->result = src_reg(this, ir->type); 2017f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg swizzled_result(this->result); 2018f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2019f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ir->op == ir_txs || ir->type == glsl_type::float_type 2020f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org || s == SWIZZLE_NOOP) { 2021f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(swizzled_result, orig_val)); 2022f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 2023f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2024f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2025f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int zero_mask = 0, one_mask = 0, copy_mask = 0; 2026f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int swizzle[4]; 2027f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2028f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < 4; i++) { 2029f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (GET_SWZ(s, i)) { 2030f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SWIZZLE_ZERO: 2031f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org zero_mask |= (1 << i); 2032f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2033f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case SWIZZLE_ONE: 2034f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org one_mask |= (1 << i); 2035f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2036f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 2037f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org copy_mask |= (1 << i); 2038f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i] = GET_SWZ(s, i); 2039f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2040f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2041f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2042f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2043f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (copy_mask) { 2044f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org orig_val.swizzle = BRW_SWIZZLE4(swizzle[0], swizzle[1], swizzle[2], swizzle[3]); 2045f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzled_result.writemask = copy_mask; 2046f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(swizzled_result, orig_val)); 2047f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2048f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2049f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (zero_mask) { 2050f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzled_result.writemask = zero_mask; 2051f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(swizzled_result, src_reg(0.0f))); 2052f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2053f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2054f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (one_mask) { 2055f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzled_result.writemask = one_mask; 2056f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(swizzled_result, src_reg(1.0f))); 2057f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2058f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2059f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2060f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2061f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_return *ir) 2062f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2063f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 2064f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2065f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2066f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2067f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_discard *ir) 2068f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2069f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!"not reached"); 2070f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2071f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2072f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2073f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::visit(ir_if *ir) 2074f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2075f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Don't point the annotation at the if statement, because then it plus 2076f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the then and else blocks get printed. 2077f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2078f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->condition; 2079f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2080f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen == 6) { 2081f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_if_gen6(ir); 2082f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 2083f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint32_t predicate; 2084f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_bool_to_cond_code(ir->condition, &predicate); 2085f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(IF(predicate)); 2086f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2087f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2088f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org visit_instructions(&ir->then_instructions); 2089f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2090f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!ir->else_instructions.is_empty()) { 2091f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->condition; 2092f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_ELSE); 2093f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2094f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org visit_instructions(&ir->else_instructions); 2095f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2096f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2097f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = ir->condition; 2098f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_ENDIF); 2099f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_ndc_computation() 2103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Get the position */ 2105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg pos = src_reg(output_reg[VERT_RESULT_HPOS]); 2106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Build ndc coords, which are (x/w, y/w, z/w, 1/w) */ 2108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg ndc = dst_reg(this, glsl_type::vec4_type); 2109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org output_reg[BRW_VERT_RESULT_NDC] = ndc; 2110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "NDC"; 2112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg ndc_w = ndc; 2113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ndc_w.writemask = WRITEMASK_W; 2114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg pos_w = pos; 2115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pos_w.swizzle = BRW_SWIZZLE4(SWIZZLE_W, SWIZZLE_W, SWIZZLE_W, SWIZZLE_W); 2116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_math(SHADER_OPCODE_RCP, ndc_w, pos_w); 2117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg ndc_xyz = ndc; 2119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ndc_xyz.writemask = WRITEMASK_XYZ; 2120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MUL(ndc_xyz, pos, src_reg(ndc_w))); 2122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_psiz_and_flags(struct brw_reg reg) 2126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 6 && 2128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ((c->prog_data.outputs_written & BITFIELD64_BIT(VERT_RESULT_PSIZ)) || 2129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->key.userclip_active || brw->has_negative_rhw_bug)) { 2130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg header1 = dst_reg(this, glsl_type::uvec4_type); 2131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg header1_w = header1; 2132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org header1_w.writemask = WRITEMASK_W; 2133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 2134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(header1, 0u)); 2136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (c->prog_data.outputs_written & BITFIELD64_BIT(VERT_RESULT_PSIZ)) { 2138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg psiz = src_reg(output_reg[VERT_RESULT_PSIZ]); 2139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "Point size"; 2141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MUL(header1_w, psiz, src_reg((float)(1 << 11)))); 2142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(AND(header1_w, src_reg(header1_w), 0x7ff << 8)); 2143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "Clipping flags"; 2146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < c->key.nr_userclip_plane_consts; i++) { 2147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst; 2148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(DP4(dst_null_f(), src_reg(output_reg[VERT_RESULT_HPOS]), 2150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(this->userplane[i]))); 2151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->conditional_mod = BRW_CONDITIONAL_L; 2152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(OR(header1_w, src_reg(header1_w), 1u << i)); 2154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->predicate = BRW_PREDICATE_NORMAL; 2155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* i965 clipping workaround: 2158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 1) Test for -ve rhw 2159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2) If set, 2160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * set ndc = (0,0,0,0) 2161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * set ucp[6] = 1 2162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Later, clipping will detect ucp[6] and ensure the primitive is 2164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * clipped against all fixed planes. 2165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (brw->has_negative_rhw_bug) { 2167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if 0 2168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* FINISHME */ 2169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_CMP(p, 2170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec8(brw_null_reg()), 2171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org BRW_CONDITIONAL_L, 2172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_swizzle1(output_reg[BRW_VERT_RESULT_NDC], 3), 2173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_imm_f(0)); 2174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_OR(p, brw_writemask(header1, WRITEMASK_W), header1, brw_imm_ud(1<<6)); 2176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_MOV(p, output_reg[BRW_VERT_RESULT_NDC], brw_imm_f(0)); 2177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org brw_set_predicate_control(p, BRW_PREDICATE_NONE); 2178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 2179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(retype(reg, BRW_REGISTER_TYPE_UD), src_reg(header1))); 2182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (intel->gen < 6) { 2183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(retype(reg, BRW_REGISTER_TYPE_UD), 0u)); 2184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 2185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(retype(reg, BRW_REGISTER_TYPE_D), src_reg(0))); 2186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (c->prog_data.outputs_written & BITFIELD64_BIT(VERT_RESULT_PSIZ)) { 2187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(brw_writemask(reg, WRITEMASK_W), 2188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(output_reg[VERT_RESULT_PSIZ]))); 2189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_clip_distances(struct brw_reg reg, int offset) 2195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 6) { 2197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Clip distance slots are set aside in gen5, but they are not used. It 2198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * is not clear whether we actually need to set aside space for them, 2199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * but the performance cost is negligible. 2200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 2202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* From the GLSL 1.30 spec, section 7.1 (Vertex Shader Special Variables): 2205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "If a linked set of shaders forming the vertex stage contains no 2207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * static write to gl_ClipVertex or gl_ClipDistance, but the 2208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * application has requested clipping against user clip planes through 2209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the API, then the coordinate written to gl_Position is used for 2210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * comparison against the user clip planes." 2211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * This function is only called if the shader didn't write to 2213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * gl_ClipDistance. Accordingly, we use gl_ClipVertex to perform clipping 2214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * if the user wrote to it; otherwise we use gl_Position. 2215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gl_vert_result clip_vertex = VERT_RESULT_CLIP_VERTEX; 2217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!(c->prog_data.outputs_written 2218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org & BITFIELD64_BIT(VERT_RESULT_CLIP_VERTEX))) { 2219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clip_vertex = VERT_RESULT_HPOS; 2220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i + offset < c->key.nr_userclip_plane_consts && i < 4; 2223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ++i) { 2224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(DP4(dst_reg(brw_writemask(reg, 1 << i)), 2225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(output_reg[clip_vertex]), 2226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(this->userplane[i + offset]))); 2227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_generic_urb_slot(dst_reg reg, int vert_result) 2232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (vert_result < VERT_RESULT_MAX); 2234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg.type = output_reg[vert_result].type; 2235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = output_reg_annotation[vert_result]; 2236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Copy the register, saturating if necessary */ 2237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(MOV(reg, 2238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg(output_reg[vert_result]))); 2239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((vert_result == VERT_RESULT_COL0 || 2240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vert_result == VERT_RESULT_COL1 || 2241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vert_result == VERT_RESULT_BFC0 || 2242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vert_result == VERT_RESULT_BFC1) && 2243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->key.clamp_vertex_color) { 2244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->saturate = true; 2245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_urb_slot(int mrf, int vert_result) 2250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct brw_reg hw_reg = brw_message_reg(mrf); 2252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg reg = dst_reg(MRF, mrf); 2253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org reg.type = BRW_REGISTER_TYPE_F; 2254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (vert_result) { 2256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case VERT_RESULT_PSIZ: 2257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* PSIZ is always in slot 0, and is coupled with other flags. */ 2258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "indices, point width, clip flags"; 2259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_psiz_and_flags(hw_reg); 2260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case BRW_VERT_RESULT_NDC: 2262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "NDC"; 2263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(reg, src_reg(output_reg[BRW_VERT_RESULT_NDC]))); 2264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case BRW_VERT_RESULT_HPOS_DUPLICATE: 2266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case VERT_RESULT_HPOS: 2267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "gl_Position"; 2268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(reg, src_reg(output_reg[VERT_RESULT_HPOS]))); 2269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case VERT_RESULT_CLIP_DIST0: 2271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case VERT_RESULT_CLIP_DIST1: 2272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (this->c->key.uses_clip_distance) { 2273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_generic_urb_slot(reg, vert_result); 2274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 2275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "user clip distances"; 2276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_clip_distances(hw_reg, (vert_result - VERT_RESULT_CLIP_DIST0) * 4); 2277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case VERT_RESULT_EDGE: 2280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* This is present when doing unfilled polygons. We're supposed to copy 2281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the edge flag from the user-provided vertex array 2282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * (glEdgeFlagPointer), or otherwise we'll copy from the current value 2283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of that attribute (starts as 1.0f). This is then used in clipping to 2284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * determine which edges should be drawn as wireframe. 2285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "edge flag"; 2287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(MOV(reg, src_reg(dst_reg(ATTR, VERT_ATTRIB_EDGEFLAG, 2288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org glsl_type::float_type, WRITEMASK_XYZW)))); 2289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case BRW_VERT_RESULT_PAD: 2291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* No need to write to this slot */ 2292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 2294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_generic_urb_slot(reg, vert_result); 2295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic int 2300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgalign_interleaved_urb_mlen(struct brw_context *brw, int mlen) 2301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct intel_context *intel = &brw->intel; 2303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen >= 6) { 2305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* URB data written (does not include the message header reg) must 2306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * be a multiple of 256 bits, or 2 VS registers. See vol5c.5, 2307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * section 5.4.3.2.2: URB_INTERLEAVED. 2308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * URB entries are allocated on a multiple of 1024 bits, so an 2310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * extra 128 bits written here to make the end align to 256 is 2311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * no problem. 2312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((mlen % 2) != 1) 2314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org mlen++; 2315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return mlen; 2318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 2321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Generates the VUE payload plus the 1 or 2 URB write instructions to 2322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * complete the VS thread. 2323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The VUE layout is documented in Volume 2a. 2325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2327f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_urb_writes() 2328f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2329f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* MRF 0 is reserved for the debugger, so start with message header 2330f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * in MRF 1. 2331f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2332f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int base_mrf = 1; 2333f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int mrf = base_mrf; 2334f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* In the process of generating our URB write message contents, we 2335f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * may need to unspill a register or load from an array. Those 2336f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * reads would use MRFs 14-15. 2337f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2338f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int max_usable_mrf = 13; 2339f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2340f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* The following assertion verifies that max_usable_mrf causes an 2341f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * even-numbered amount of URB write data, which will meet gen6's 2342f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * requirements for length alignment. 2343f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2344f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert ((max_usable_mrf - base_mrf) % 2 == 0); 2345f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2346f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* First mrf is the g0-based message header containing URB handles and such, 2347f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * which is implied in VS_OPCODE_URB_WRITE. 2348f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2349f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org mrf++; 2350f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2351f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 6) { 2352f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_ndc_computation(); 2353f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2354f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2355f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Set up the VUE data for the first URB write */ 2356f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int slot; 2357f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (slot = 0; slot < c->prog_data.vue_map.num_slots; ++slot) { 2358f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_urb_slot(mrf++, c->prog_data.vue_map.slot_to_vert_result[slot]); 2359f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2360f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* If this was max_usable_mrf, we can't fit anything more into this URB 2361f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * WRITE. 2362f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2363f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (mrf > max_usable_mrf) { 2364f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org slot++; 2365f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 2366f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2367f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2368f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2369f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "URB write"; 2370f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = emit(VS_OPCODE_URB_WRITE); 2371f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = base_mrf; 2372f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = align_interleaved_urb_mlen(brw, mrf - base_mrf); 2373f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->eot = (slot >= c->prog_data.vue_map.num_slots); 2374f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2375f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Optional second URB write */ 2376f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!inst->eot) { 2377f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org mrf = base_mrf + 1; 2378f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2379f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (; slot < c->prog_data.vue_map.num_slots; ++slot) { 2380f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(mrf < max_usable_mrf); 2381f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2382f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_urb_slot(mrf++, c->prog_data.vue_map.slot_to_vert_result[slot]); 2383f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2384f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2385f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = "URB write"; 2386f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst = emit(VS_OPCODE_URB_WRITE); 2387f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->base_mrf = base_mrf; 2388f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->mlen = align_interleaved_urb_mlen(brw, mrf - base_mrf); 2389f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->eot = true; 2390f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* URB destination offset. In the previous write, we got MRFs 2391f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2-13 minus the one header MRF, so 12 regs. URB offset is in 2392f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * URB row increments, and each of our MRFs is half of one of 2393f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * those, since we're doing interleaved writes. 2394f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2395f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->offset = (max_usable_mrf - base_mrf) / 2; 2396f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2397f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2398f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2399f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsrc_reg 2400f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::get_scratch_offset(vec4_instruction *inst, 2401f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg *reladdr, int reg_offset) 2402f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2403f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Because we store the values to scratch interleaved like our 2404f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * vertex data, we need to scale the vec4 index by 2. 2405f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2406f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int message_header_scale = 2; 2407f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2408f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Pre-gen6, the message header uses byte offsets instead of vec4 2409f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * (16-byte) offset units. 2410f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2411f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 6) 2412f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org message_header_scale *= 16; 2413f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2414f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (reladdr) { 2415f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg index = src_reg(this, glsl_type::int_type); 2416f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2417f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_before(inst, ADD(dst_reg(index), *reladdr, src_reg(reg_offset))); 2418f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_before(inst, MUL(dst_reg(index), 2419f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org index, src_reg(message_header_scale))); 2420f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2421f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return index; 2422f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 2423f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return src_reg(reg_offset * message_header_scale); 2424f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2425f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2426f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2427f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsrc_reg 2428f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::get_pull_constant_offset(vec4_instruction *inst, 2429f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg *reladdr, int reg_offset) 2430f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2431f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (reladdr) { 2432f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg index = src_reg(this, glsl_type::int_type); 2433f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2434f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_before(inst, ADD(dst_reg(index), *reladdr, src_reg(reg_offset))); 2435f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2436f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Pre-gen6, the message header uses byte offsets instead of vec4 2437f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * (16-byte) offset units. 2438f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2439f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (intel->gen < 6) { 2440f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_before(inst, MUL(dst_reg(index), index, src_reg(16))); 2441f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2442f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2443f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return index; 2444f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 2445f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int message_header_scale = intel->gen < 6 ? 16 : 1; 2446f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return src_reg(reg_offset * message_header_scale); 2447f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2448f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2449f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2450f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 2451f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Emits an instruction before @inst to load the value named by @orig_src 2452f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * from scratch space at @base_offset to @temp. 2453f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2454f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @base_offset is measured in 32-byte units (the size of a register). 2455f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2456f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2457f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_scratch_read(vec4_instruction *inst, 2458f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp, src_reg orig_src, 2459f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int base_offset) 2460f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2461f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int reg_offset = base_offset + orig_src.reg_offset; 2462f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg index = get_scratch_offset(inst, orig_src.reladdr, reg_offset); 2463f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2464f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_before(inst, SCRATCH_READ(temp, index)); 2465f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2466f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2467f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 2468f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Emits an instruction after @inst to store the value to be written 2469f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * to @orig_dst to scratch space at @base_offset, from @temp. 2470f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2471f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @base_offset is measured in 32-byte units (the size of a register). 2472f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2473f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2474f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_scratch_write(vec4_instruction *inst, 2475f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg temp, dst_reg orig_dst, 2476f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int base_offset) 2477f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2478f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int reg_offset = base_offset + orig_dst.reg_offset; 2479f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg index = get_scratch_offset(inst, orig_dst.reladdr, reg_offset); 2480f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2481f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg dst = dst_reg(brw_writemask(brw_vec8_grf(0, 0), 2482f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org orig_dst.writemask)); 2483f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *write = SCRATCH_WRITE(dst, temp, index); 2484f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org write->predicate = inst->predicate; 2485f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org write->ir = inst->ir; 2486f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org write->annotation = inst->annotation; 2487f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->insert_after(write); 2488f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2489f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2490f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 2491f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * We can't generally support array access in GRF space, because a 2492f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * single instruction's destination can only span 2 contiguous 2493f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * registers. So, we send all GRF arrays that get variable index 2494f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * access to scratch space. 2495f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2496f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2497f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::move_grf_array_access_to_scratch() 2498f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2499f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int scratch_loc[this->virtual_grf_count]; 2500f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2501f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < this->virtual_grf_count; i++) { 2502f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scratch_loc[i] = -1; 2503f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2504f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2505f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* First, calculate the set of virtual GRFs that need to be punted 2506f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * to scratch due to having any array access on them, and where in 2507f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * scratch. 2508f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2509f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org foreach_list(node, &this->instructions) { 2510f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = (vec4_instruction *)node; 2511f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2512f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (inst->dst.file == GRF && inst->dst.reladdr && 2513f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scratch_loc[inst->dst.reg] == -1) { 2514f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scratch_loc[inst->dst.reg] = c->last_scratch; 2515f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->last_scratch += this->virtual_grf_sizes[inst->dst.reg]; 2516f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2517f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2518f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0 ; i < 3; i++) { 2519f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg *src = &inst->src[i]; 2520f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2521f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (src->file == GRF && src->reladdr && 2522f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scratch_loc[src->reg] == -1) { 2523f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scratch_loc[src->reg] = c->last_scratch; 2524f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org c->last_scratch += this->virtual_grf_sizes[src->reg]; 2525f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2526f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2527f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2528f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2529f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Now, for anything that will be accessed through scratch, rewrite 2530f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * it to load/store. Note that this is a _safe list walk, because 2531f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * we may generate a new scratch_write instruction after the one 2532f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * we're processing. 2533f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2534f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org foreach_list_safe(node, &this->instructions) { 2535f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = (vec4_instruction *)node; 2536f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2537f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Set up the annotation tracking for new generated instructions. */ 2538f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org base_ir = inst->ir; 2539f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = inst->annotation; 2540f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2541f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (inst->dst.file == GRF && scratch_loc[inst->dst.reg] != -1) { 2542f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg temp = src_reg(this, glsl_type::vec4_type); 2543f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2544f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_scratch_write(inst, temp, inst->dst, scratch_loc[inst->dst.reg]); 2545f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2546f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->dst.file = temp.file; 2547f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->dst.reg = temp.reg; 2548f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->dst.reg_offset = temp.reg_offset; 2549f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->dst.reladdr = NULL; 2550f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2551f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2552f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0 ; i < 3; i++) { 2553f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (inst->src[i].file != GRF || scratch_loc[inst->src[i].reg] == -1) 2554f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org continue; 2555f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2556f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp = dst_reg(this, glsl_type::vec4_type); 2557f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2558f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_scratch_read(inst, temp, inst->src[i], 2559f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scratch_loc[inst->src[i].reg]); 2560f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2561f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].file = temp.file; 2562f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].reg = temp.reg; 2563f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].reg_offset = temp.reg_offset; 2564f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].reladdr = NULL; 2565f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2566f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2567f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2568f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2569f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 2570f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Emits an instruction before @inst to load the value named by @orig_src 2571f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * from the pull constant buffer (surface) at @base_offset to @temp. 2572f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2573f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2574f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::emit_pull_constant_load(vec4_instruction *inst, 2575f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp, src_reg orig_src, 2576f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int base_offset) 2577f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2578f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int reg_offset = base_offset + orig_src.reg_offset; 2579f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg index = src_reg((unsigned)SURF_INDEX_VERT_CONST_BUFFER); 2580f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg offset = get_pull_constant_offset(inst, orig_src.reladdr, reg_offset); 2581f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *load; 2582f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2583f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org load = new(mem_ctx) vec4_instruction(this, VS_OPCODE_PULL_CONSTANT_LOAD, 2584f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org temp, index, offset); 2585f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org load->base_mrf = 14; 2586f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org load->mlen = 1; 2587f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_before(inst, load); 2588f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2589f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2590f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 2591f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Implements array access of uniforms by inserting a 2592f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * PULL_CONSTANT_LOAD instruction. 2593f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2594f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Unlike temporary GRF array access (where we don't support it due to 2595f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the difficulty of doing relative addressing on instruction 2596f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * destinations), we could potentially do array access of uniforms 2597f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * that were loaded in GRF space as push constants. In real-world 2598f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * usage we've seen, though, the arrays being used are always larger 2599f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * than we could load as push constants, so just always move all 2600f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * uniform array access out to a pull constant buffer. 2601f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2602f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2603f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::move_uniform_array_access_to_pull_constants() 2604f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2605f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int pull_constant_loc[this->uniforms]; 2606f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2607f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0; i < this->uniforms; i++) { 2608f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pull_constant_loc[i] = -1; 2609f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2610f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2611f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Walk through and find array access of uniforms. Put a copy of that 2612f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * uniform in the pull constant buffer. 2613f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 2614f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Note that we don't move constant-indexed accesses to arrays. No 2615f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * testing has been done of the performance impact of this choice. 2616f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2617f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org foreach_list_safe(node, &this->instructions) { 2618f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vec4_instruction *inst = (vec4_instruction *)node; 2619f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2620f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int i = 0 ; i < 3; i++) { 2621f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (inst->src[i].file != UNIFORM || !inst->src[i].reladdr) 2622f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org continue; 2623f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2624f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int uniform = inst->src[i].reg; 2625f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2626f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* If this array isn't already present in the pull constant buffer, 2627f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * add it. 2628f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2629f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (pull_constant_loc[uniform] == -1) { 2630f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const float **values = &prog_data->param[uniform * 4]; 2631f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2632f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pull_constant_loc[uniform] = prog_data->nr_pull_params / 4; 2633f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2634f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (int j = 0; j < uniform_size[uniform] * 4; j++) { 2635f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org prog_data->pull_param[prog_data->nr_pull_params++] = values[j]; 2636f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2637f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2638f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2639f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Set up the annotation tracking for new generated instructions. */ 2640f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org base_ir = inst->ir; 2641f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org current_annotation = inst->annotation; 2642f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2643f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dst_reg temp = dst_reg(this, glsl_type::vec4_type); 2644f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2645f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit_pull_constant_load(inst, temp, inst->src[i], 2646f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pull_constant_loc[uniform]); 2647f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2648f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].file = temp.file; 2649f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].reg = temp.reg; 2650f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].reg_offset = temp.reg_offset; 2651f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org inst->src[i].reladdr = NULL; 2652f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2653f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2654f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2655f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Now there are no accesses of the UNIFORM file with a reladdr, so 2656f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * no need to track them as larger-than-vec4 objects. This will be 2657f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * relied on in cutting out unused uniform vectors from push 2658f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * constants. 2659f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 2660f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org split_uniform_registers(); 2661f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2662f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2663f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2664f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::resolve_ud_negate(src_reg *reg) 2665f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2666f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (reg->type != BRW_REGISTER_TYPE_UD || 2667f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org !reg->negate) 2668f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 2669f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2670f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src_reg temp = src_reg(this, glsl_type::uvec4_type); 2671f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org emit(BRW_OPCODE_MOV, dst_reg(temp), *reg); 2672f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *reg = temp; 2673f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2674f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2675f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::vec4_visitor(struct brw_vs_compile *c, 2676f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_shader_program *prog, 2677f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct brw_shader *shader) 2678f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2679f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->c = c; 2680f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->p = &c->func; 2681f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->brw = p->brw; 2682f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->intel = &brw->intel; 2683f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->ctx = &intel->ctx; 2684f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->prog = prog; 2685f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->shader = shader; 2686f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2687f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->mem_ctx = ralloc_context(NULL); 2688f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->failed = false; 2689f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2690f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->base_ir = NULL; 2691f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->current_annotation = NULL; 2692f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2693f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->c = c; 2694f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->vp = (struct gl_vertex_program *) 2695f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org prog->_LinkedShaders[MESA_SHADER_VERTEX]->Program; 2696f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->prog_data = &c->prog_data; 2697f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2698f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->variable_ht = hash_table_ctor(0, 2699f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash_table_pointer_hash, 2700f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash_table_pointer_compare); 2701f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2702f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_def = NULL; 2703f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_use = NULL; 2704f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_sizes = NULL; 2705f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_count = 0; 2706f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_reg_map = NULL; 2707f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_reg_count = 0; 2708f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->virtual_grf_array_size = 0; 2709f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->live_intervals_valid = false; 2710f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2711f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->max_grf = intel->gen >= 7 ? GEN7_MRF_HACK_START : BRW_MAX_GRF; 2712f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2713f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->uniforms = 0; 2714f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2715f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2716f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::~vec4_visitor() 2717f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2718f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ralloc_free(this->mem_ctx); 2719f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash_table_dtor(this->variable_ht); 2720f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2721f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2722f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2723f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 2724f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvec4_visitor::fail(const char *format, ...) 2725f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 2726f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org va_list va; 2727f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *msg; 2728f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2729f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (failed) 2730f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 2731f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2732f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org failed = true; 2733f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2734f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org va_start(va, format); 2735f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org msg = ralloc_vasprintf(mem_ctx, format, va); 2736f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org va_end(va); 2737f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org msg = ralloc_asprintf(mem_ctx, "VS compile failed: %s\n", msg); 2738f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2739f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org this->fail_msg = msg; 2740f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2741f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (INTEL_DEBUG & DEBUG_VS) { 2742f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf(stderr, "%s", msg); 2743f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 2744f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 2745f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 2746f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} /* namespace brw */ 2747