eg_asm.c revision af69d88d
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 "r600_pipe.h"
24#include "r600_opcodes.h"
25#include "r600_shader.h"
26
27#include "util/u_memory.h"
28#include "eg_sq.h"
29#include <errno.h>
30
31int eg_bytecode_cf_build(struct r600_bytecode *bc, struct r600_bytecode_cf *cf)
32{
33	unsigned id = cf->id;
34
35	if (cf->op == CF_NATIVE) {
36		bc->bytecode[id++] = cf->isa[0];
37		bc->bytecode[id++] = cf->isa[1];
38	} else {
39		const struct cf_op_info *cfop = r600_isa_cf(cf->op);
40		unsigned opcode = r600_isa_cf_opcode(bc->isa->hw_class, cf->op);
41		if (cfop->flags & CF_ALU) { /* ALU clauses */
42
43			/* prepend ALU_EXTENDED if we need more than 2 kcache sets */
44			if (cf->eg_alu_extended) {
45				bc->bytecode[id++] =
46						S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE0(V_SQ_CF_INDEX_NONE) |
47						S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE1(V_SQ_CF_INDEX_NONE) |
48						S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE2(V_SQ_CF_INDEX_NONE) |
49						S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE3(V_SQ_CF_INDEX_NONE) |
50						S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK2(cf->kcache[2].bank) |
51						S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK3(cf->kcache[3].bank) |
52						S_SQ_CF_ALU_WORD0_EXT_KCACHE_MODE2(cf->kcache[2].mode);
53				bc->bytecode[id++] =
54						S_SQ_CF_ALU_WORD1_EXT_CF_INST(
55							r600_isa_cf_opcode(bc->isa->hw_class, CF_OP_ALU_EXT)) |
56						S_SQ_CF_ALU_WORD1_EXT_KCACHE_MODE3(cf->kcache[3].mode) |
57						S_SQ_CF_ALU_WORD1_EXT_KCACHE_ADDR2(cf->kcache[2].addr) |
58						S_SQ_CF_ALU_WORD1_EXT_KCACHE_ADDR3(cf->kcache[3].addr) |
59						S_SQ_CF_ALU_WORD1_EXT_BARRIER(1);
60			}
61			bc->bytecode[id++] = S_SQ_CF_ALU_WORD0_ADDR(cf->addr >> 1) |
62					S_SQ_CF_ALU_WORD0_KCACHE_MODE0(cf->kcache[0].mode) |
63					S_SQ_CF_ALU_WORD0_KCACHE_BANK0(cf->kcache[0].bank) |
64					S_SQ_CF_ALU_WORD0_KCACHE_BANK1(cf->kcache[1].bank);
65			bc->bytecode[id++] = S_SQ_CF_ALU_WORD1_CF_INST(opcode) |
66					S_SQ_CF_ALU_WORD1_KCACHE_MODE1(cf->kcache[1].mode) |
67					S_SQ_CF_ALU_WORD1_KCACHE_ADDR0(cf->kcache[0].addr) |
68					S_SQ_CF_ALU_WORD1_KCACHE_ADDR1(cf->kcache[1].addr) |
69					S_SQ_CF_ALU_WORD1_BARRIER(1) |
70					S_SQ_CF_ALU_WORD1_COUNT((cf->ndw / 2) - 1);
71		} else if (cfop->flags & CF_CLAUSE) {
72			/* CF_TEX/VTX (CF_ALU already handled above) */
73			bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->addr >> 1);
74			bc->bytecode[id++] = S_SQ_CF_WORD1_CF_INST(opcode) |
75					S_SQ_CF_WORD1_BARRIER(1) |
76					S_SQ_CF_WORD1_COUNT((cf->ndw / 4) - 1);
77		} else if (cfop->flags & CF_EXP) {
78			/* EXPORT instructions */
79			bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(cf->output.gpr) |
80					S_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(cf->output.elem_size) |
81					S_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(cf->output.array_base) |
82					S_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(cf->output.type) |
83					S_SQ_CF_ALLOC_EXPORT_WORD0_INDEX_GPR(cf->output.index_gpr);
84			bc->bytecode[id] =
85					S_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(cf->output.burst_count - 1) |
86					S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(cf->output.swizzle_x) |
87					S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(cf->output.swizzle_y) |
88					S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(cf->output.swizzle_z) |
89					S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(cf->output.swizzle_w) |
90					S_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(cf->barrier) |
91					S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(opcode);
92
93			if (bc->chip_class == EVERGREEN) /* no EOP on cayman */
94				bc->bytecode[id] |= S_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(cf->end_of_program);
95			id++;
96		} else if (cfop->flags & CF_MEM) {
97			/* MEM_STREAM, MEM_RING instructions */
98			bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(cf->output.gpr) |
99					S_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(cf->output.elem_size) |
100					S_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(cf->output.array_base) |
101					S_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(cf->output.type) |
102					S_SQ_CF_ALLOC_EXPORT_WORD0_INDEX_GPR(cf->output.index_gpr);
103			bc->bytecode[id] = S_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(cf->output.burst_count - 1) |
104					S_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(cf->barrier) |
105					S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(opcode) |
106					S_SQ_CF_ALLOC_EXPORT_WORD1_BUF_COMP_MASK(cf->output.comp_mask) |
107					S_SQ_CF_ALLOC_EXPORT_WORD1_BUF_ARRAY_SIZE(cf->output.array_size);
108			if (bc->chip_class == EVERGREEN) /* no EOP on cayman */
109				bc->bytecode[id] |= S_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(cf->end_of_program);
110			id++;
111		} else {
112			/* other instructions */
113			bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->cf_addr >> 1);
114			bc->bytecode[id++] =  S_SQ_CF_WORD1_CF_INST(opcode)|
115					S_SQ_CF_WORD1_BARRIER(1) |
116					S_SQ_CF_WORD1_COND(cf->cond) |
117					S_SQ_CF_WORD1_POP_COUNT(cf->pop_count) |
118					S_SQ_CF_WORD1_END_OF_PROGRAM(cf->end_of_program);
119		}
120	}
121	return 0;
122}
123
124#if 0
125void eg_bytecode_export_read(struct r600_bytecode *bc,
126		struct r600_bytecode_output *output, uint32_t word0, uint32_t word1)
127{
128	output->array_base = G_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(word0);
129	output->type = G_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(word0);
130	output->gpr = G_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(word0);
131	output->elem_size = G_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(word0);
132
133	output->swizzle_x = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(word1);
134	output->swizzle_y = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(word1);
135	output->swizzle_z = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(word1);
136	output->swizzle_w = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(word1);
137	output->burst_count = G_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(word1);
138	output->end_of_program = G_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(word1);
139	output->op = r600_isa_cf_by_opcode(bc->isa,
140			G_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(word1), /* is_cf_alu = */ 0 );
141	output->barrier = G_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(word1);
142	output->array_size = G_SQ_CF_ALLOC_EXPORT_WORD1_BUF_ARRAY_SIZE(word1);
143	output->comp_mask = G_SQ_CF_ALLOC_EXPORT_WORD1_BUF_COMP_MASK(word1);
144}
145#endif
146