1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2010-2012 VMware, Inc. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * USE OR OTHER DEALINGS IN THE SOFTWARE. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifndef LP_BLD_LIMITS_H_ 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_BLD_LIMITS_H_ 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <limits.h> 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_state.h" 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_defines.h" 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TGSI translation limits. 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Some are slightly above SM 3.0 requirements to give some wiggle room to 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the state trackers. 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_MAX_TGSI_TEMPS 256 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_MAX_TGSI_ADDRS 16 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_MAX_TGSI_IMMEDIATES 256 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_MAX_TGSI_PREDS 16 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Maximum control flow nesting 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SM3.0 requires 24 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_MAX_TGSI_NESTING 32 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Maximum iterations before loop termination 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Shared between every loop in a TGSI shader 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define LP_MAX_TGSI_LOOP_ITERATIONS 65535 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Some of these limits are actually infinite (i.e., only limited by available 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * memory), however advertising INT_MAX would cause some test problems to 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * actually try to allocate the maximum and run out of memory and crash. So 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * stick with something reasonable here. 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE int 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_get_shader_param(enum pipe_shader_cap param) 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch(param) { 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1 * 1024 * 1024; 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return LP_MAX_TGSI_NESTING; 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_INPUTS: 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_MAX_SHADER_INPUTS; 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_CONSTS: 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 16 * 2024; 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_MAX_CONSTANT_BUFFERS; 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_TEMPS: 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return LP_MAX_TGSI_TEMPS; 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_ADDRS: 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return LP_MAX_TGSI_ADDRS; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_PREDS: 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return LP_MAX_TGSI_PREDS; 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_SUBROUTINES: 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_INTEGERS: 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 1; 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_MAX_SAMPLERS; 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif /* LP_BLD_LIMITS_H_ */ 117