r700_asm.c revision 9c284b5cae916a083d17d1039d2f2da128b47882 
1/*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23#include <stdio.h>
24#include "util/u_memory.h"
25#include "r600_pipe.h"
26#include "r600_asm.h"
27#include "r700_sq.h"
28
29
30int r700_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id)
31{
32	unsigned i;
33
34	bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) |
35		S_SQ_ALU_WORD0_SRC0_REL(alu->src[0].rel) |
36		S_SQ_ALU_WORD0_SRC0_CHAN(alu->src[0].chan) |
37		S_SQ_ALU_WORD0_SRC0_NEG(alu->src[0].neg) |
38		S_SQ_ALU_WORD0_SRC1_SEL(alu->src[1].sel) |
39		S_SQ_ALU_WORD0_SRC1_REL(alu->src[1].rel) |
40		S_SQ_ALU_WORD0_SRC1_CHAN(alu->src[1].chan) |
41		S_SQ_ALU_WORD0_SRC1_NEG(alu->src[1].neg) |
42		S_SQ_ALU_WORD0_LAST(alu->last);
43
44	/* don't replace gpr by pv or ps for destination register */
45	if (alu->is_op3) {
46		bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
47					S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
48			                S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
49			                S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
50					S_SQ_ALU_WORD1_OP3_SRC2_SEL(alu->src[2].sel) |
51					S_SQ_ALU_WORD1_OP3_SRC2_REL(alu->src[2].rel) |
52					S_SQ_ALU_WORD1_OP3_SRC2_CHAN(alu->src[2].chan) |
53					S_SQ_ALU_WORD1_OP3_SRC2_NEG(alu->src[2].neg) |
54					S_SQ_ALU_WORD1_OP3_ALU_INST(alu->inst) |
55					S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle);
56	} else {
57		bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
58					S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
59			                S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
60			                S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
61					S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) |
62					S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) |
63					S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) |
64					S_SQ_ALU_WORD1_OP2_ALU_INST(alu->inst) |
65					S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle) |
66			                S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) |
67		 	                S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->predicate);
68	}
69	if (alu->last) {
70		if (alu->nliteral && !alu->literal_added) {
71			R600_ERR("Bug in ALU processing for instruction 0x%08x, literal not added correctly\n", alu->inst);
72		}
73		for (i = 0; i < alu->nliteral; i++) {
74			bc->bytecode[id++] = alu->value[i];
75		}
76	}
77	return 0;
78}
79