summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/r600/r700_asm.c
blob: adf5445a2f52432281dface2d7ccf0dcd9cad649 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
/*
 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * on the rights to use, copy, modify, merge, publish, distribute, sub
 * license, and/or sell copies of the Software, and to permit persons to whom
 * the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
#include "r600_asm.h"
#include "r700_sq.h"

void r700_bytecode_cf_vtx_build(uint32_t *bytecode, const struct r600_bytecode_cf *cf)
{
	unsigned count = (cf->ndw / 4) - 1;
	*bytecode++ = S_SQ_CF_WORD0_ADDR(cf->addr >> 1);
	*bytecode++ = S_SQ_CF_WORD1_CF_INST(r600_isa_cf_opcode(ISA_CC_R700, cf->op)) |
			S_SQ_CF_WORD1_BARRIER(1) |
			S_SQ_CF_WORD1_COUNT(count) |
			S_SQ_CF_WORD1_COUNT_3(count >> 3)|
			S_SQ_CF_WORD1_END_OF_PROGRAM(cf->end_of_program);
}

int r700_bytecode_alu_build(struct r600_bytecode *bc, struct r600_bytecode_alu *alu, unsigned id)
{
	bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) |
		S_SQ_ALU_WORD0_SRC0_REL(alu->src[0].rel) |
		S_SQ_ALU_WORD0_SRC0_CHAN(alu->src[0].chan) |
		S_SQ_ALU_WORD0_SRC0_NEG(alu->src[0].neg) |
		S_SQ_ALU_WORD0_SRC1_SEL(alu->src[1].sel) |
		S_SQ_ALU_WORD0_SRC1_REL(alu->src[1].rel) |
		S_SQ_ALU_WORD0_SRC1_CHAN(alu->src[1].chan) |
		S_SQ_ALU_WORD0_SRC1_NEG(alu->src[1].neg) |
		S_SQ_ALU_WORD0_PRED_SEL(alu->pred_sel) |
		S_SQ_ALU_WORD0_LAST(alu->last);

	/* don't replace gpr by pv or ps for destination register */
	if (alu->is_op3) {
		assert(!alu->src[0].abs && !alu->src[1].abs && !alu->src[2].abs);
		bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
					S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
			                S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
			                S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
					S_SQ_ALU_WORD1_OP3_SRC2_SEL(alu->src[2].sel) |
					S_SQ_ALU_WORD1_OP3_SRC2_REL(alu->src[2].rel) |
					S_SQ_ALU_WORD1_OP3_SRC2_CHAN(alu->src[2].chan) |
					S_SQ_ALU_WORD1_OP3_SRC2_NEG(alu->src[2].neg) |
					S_SQ_ALU_WORD1_OP3_ALU_INST(r600_isa_alu_opcode(bc->isa->hw_class, alu->op)) |
					S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle);
	} else {
		bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
					S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
			                S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
			                S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
					S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) |
					S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) |
					S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) |
					S_SQ_ALU_WORD1_OP2_OMOD(alu->omod) |
					S_SQ_ALU_WORD1_OP2_ALU_INST(r600_isa_alu_opcode(bc->isa->hw_class, alu->op)) |
					S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle) |
			                S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->execute_mask) |
			                S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->update_pred);
	}
	return 0;
}

void r700_bytecode_alu_read(struct r600_bytecode *bc,
		struct r600_bytecode_alu *alu, uint32_t word0, uint32_t word1)
{
	/* WORD0 */
	alu->src[0].sel = G_SQ_ALU_WORD0_SRC0_SEL(word0);
	alu->src[0].rel = G_SQ_ALU_WORD0_SRC0_REL(word0);
	alu->src[0].chan = G_SQ_ALU_WORD0_SRC0_CHAN(word0);
	alu->src[0].neg = G_SQ_ALU_WORD0_SRC0_NEG(word0);
	alu->src[1].sel = G_SQ_ALU_WORD0_SRC1_SEL(word0);
	alu->src[1].rel = G_SQ_ALU_WORD0_SRC1_REL(word0);
	alu->src[1].chan = G_SQ_ALU_WORD0_SRC1_CHAN(word0);
	alu->src[1].neg = G_SQ_ALU_WORD0_SRC1_NEG(word0);
	alu->index_mode = G_SQ_ALU_WORD0_INDEX_MODE(word0);
	alu->pred_sel = G_SQ_ALU_WORD0_PRED_SEL(word0);
	alu->last = G_SQ_ALU_WORD0_LAST(word0);

	/* WORD1 */
	alu->bank_swizzle = G_SQ_ALU_WORD1_BANK_SWIZZLE(word1);
	if (alu->bank_swizzle)
		alu->bank_swizzle_force = alu->bank_swizzle;
	alu->dst.sel = G_SQ_ALU_WORD1_DST_GPR(word1);
	alu->dst.rel = G_SQ_ALU_WORD1_DST_REL(word1);
	alu->dst.chan = G_SQ_ALU_WORD1_DST_CHAN(word1);
	alu->dst.clamp = G_SQ_ALU_WORD1_CLAMP(word1);
	if (G_SQ_ALU_WORD1_ENCODING(word1)) /*ALU_DWORD1_OP3*/
	{
		alu->is_op3 = 1;
		alu->src[2].sel = G_SQ_ALU_WORD1_OP3_SRC2_SEL(word1);
		alu->src[2].rel = G_SQ_ALU_WORD1_OP3_SRC2_REL(word1);
		alu->src[2].chan = G_SQ_ALU_WORD1_OP3_SRC2_CHAN(word1);
		alu->src[2].neg = G_SQ_ALU_WORD1_OP3_SRC2_NEG(word1);
		alu->op = r600_isa_alu_by_opcode(bc->isa,
				G_SQ_ALU_WORD1_OP3_ALU_INST(word1), 1);
	}
	else /*ALU_DWORD1_OP2*/
	{
		alu->src[0].abs = G_SQ_ALU_WORD1_OP2_SRC0_ABS(word1);
		alu->src[1].abs = G_SQ_ALU_WORD1_OP2_SRC1_ABS(word1);
		alu->op = r600_isa_alu_by_opcode(bc->isa,
				G_SQ_ALU_WORD1_OP2_ALU_INST(word1), 0);
		alu->omod = G_SQ_ALU_WORD1_OP2_OMOD(word1);
		alu->dst.write = G_SQ_ALU_WORD1_OP2_WRITE_MASK(word1);
		alu->update_pred = G_SQ_ALU_WORD1_OP2_UPDATE_PRED(word1);
		alu->execute_mask =
			G_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(word1);
	}
}

int r700_bytecode_fetch_mem_build(struct r600_bytecode *bc, struct r600_bytecode_vtx *mem, unsigned id)
{
	unsigned opcode = r600_isa_fetch_opcode(bc->isa->hw_class, mem->op) >> 8;

	bc->bytecode[id++] = S_SQ_MEM_RD_WORD0_MEM_INST(2) |
		S_SQ_MEM_RD_WORD0_ELEM_SIZE(mem->elem_size) |
		S_SQ_MEM_RD_WORD0_FETCH_WHOLE_QUAD(0) |
		S_SQ_MEM_RD_WORD0_MEM_OP(opcode) |
		S_SQ_MEM_RD_WORD0_UNCACHED(mem->uncached) |
		S_SQ_MEM_RD_WORD0_INDEXED(mem->indexed) |
		S_SQ_MEM_RD_WORD0_SRC_SEL_Y(mem->src_sel_y) |
		S_SQ_MEM_RD_WORD0_SRC_GPR(mem->src_gpr) |
		S_SQ_MEM_RD_WORD0_SRC_REL(mem->src_rel) |
		S_SQ_MEM_RD_WORD0_SRC_SEL_X(mem->src_sel_x) |
		S_SQ_MEM_RD_WORD0_BURST_COUNT(mem->burst_count) |
		S_SQ_MEM_RD_WORD0_LDS_REQ(0) |
		S_SQ_MEM_RD_WORD0_COALESCED_READ(0);

	bc->bytecode[id++] = S_SQ_MEM_RD_WORD1_DST_GPR(mem->dst_gpr) |
		S_SQ_MEM_RD_WORD1_DST_REL(mem->dst_rel) |
		S_SQ_MEM_RD_WORD1_DST_SEL_X(mem->dst_sel_x) |
		S_SQ_MEM_RD_WORD1_DST_SEL_Y(mem->dst_sel_y) |
		S_SQ_MEM_RD_WORD1_DST_SEL_W(mem->dst_sel_w) |
		S_SQ_MEM_RD_WORD1_DST_SEL_Z(mem->dst_sel_z) |
		S_SQ_MEM_RD_WORD1_DATA_FORMAT(mem->data_format) |
		S_SQ_MEM_RD_WORD1_NUM_FORMAT_ALL(mem->num_format_all) |
		S_SQ_MEM_RD_WORD1_FORMAT_COMP_ALL(mem->format_comp_all) |
		S_SQ_MEM_RD_WORD1_SRF_MODE_ALL(mem->srf_mode_all);

	bc->bytecode[id++] = S_SQ_MEM_RD_WORD2_ARRAY_BASE(mem->array_base) |
		S_SQ_MEM_RD_WORD2_ENDIAN_SWAP(0) |
		S_SQ_MEM_RD_WORD2_ARRAY_SIZE(mem->array_size);


	bc->bytecode[id++] = 0; /* MEM ops are 4 word aligned */

	return 0;
}