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i965/vec4: Add a devinfo field to the generator and use it for gen checks

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Reviewed-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Jason Ekstrand
2015-04-16 10:30:05 -07:00
parent 5bda1ff1be
commit 2bf207b473
2 changed files with 42 additions and 46 deletions
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1
src/mesa/drivers/dri/i965/brw_vec4.h
View File

@@ -514,6 +514,7 @@ private:
struct brw_reg surf_index);
struct brw_context *brw;
const struct brw_device_info *devinfo;
struct brw_compile *p;

87
src/mesa/drivers/dri/i965/brw_vec4_generator.cpp
View File

@@ -142,7 +142,8 @@ vec4_generator::vec4_generator(struct brw_context *brw,
bool debug_flag,
const char *stage_name,
const char *stage_abbrev)
: brw(brw), shader_prog(shader_prog), prog(prog), prog_data(prog_data),
: brw(brw), devinfo(brw->intelScreen->devinfo),
shader_prog(shader_prog), prog(prog), prog_data(prog_data),
mem_ctx(mem_ctx), stage_name(stage_name), stage_abbrev(stage_abbrev),
debug_flag(debug_flag)
{
@@ -235,7 +236,7 @@ vec4_generator::generate_tex(vec4_instruction *inst,
{
int msg_type = -1;
if (brw->gen >= 5) {
if (devinfo->gen >= 5) {
switch (inst->opcode) {
case SHADER_OPCODE_TEX:
case SHADER_OPCODE_TXL:
@@ -248,7 +249,7 @@ vec4_generator::generate_tex(vec4_instruction *inst,
case SHADER_OPCODE_TXD:
if (inst->shadow_compare) {
/* Gen7.5+. Otherwise, lowered by brw_lower_texture_gradients(). */
assert(brw->gen >= 8 || brw->is_haswell);
assert(devinfo->gen >= 8 || devinfo->is_haswell);
msg_type = HSW_SAMPLER_MESSAGE_SAMPLE_DERIV_COMPARE;
} else {
msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_DERIVS;
@@ -258,13 +259,13 @@ vec4_generator::generate_tex(vec4_instruction *inst,
msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_LD;
break;
case SHADER_OPCODE_TXF_CMS:
if (brw->gen >= 7)
if (devinfo->gen >= 7)
msg_type = GEN7_SAMPLER_MESSAGE_SAMPLE_LD2DMS;
else
msg_type = GEN5_SAMPLER_MESSAGE_SAMPLE_LD;
break;
case SHADER_OPCODE_TXF_MCS:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
msg_type = GEN7_SAMPLER_MESSAGE_SAMPLE_LD_MCS;
break;
case SHADER_OPCODE_TXS:
@@ -326,7 +327,7 @@ vec4_generator::generate_tex(vec4_instruction *inst,
* use an implied move from g0 to the first message register.
*/
if (inst->header_present) {
if (brw->gen < 6 && !inst->offset) {
if (devinfo->gen < 6 && !inst->offset) {
/* Set up an implied move from g0 to the MRF. */
src = brw_vec8_grf(0, 0);
} else {
@@ -345,7 +346,7 @@ vec4_generator::generate_tex(vec4_instruction *inst,
/* Set the texel offset bits in DWord 2. */
dw2 = inst->offset;
if (brw->gen >= 9)
if (devinfo->gen >= 9)
/* SKL+ overloads BRW_SAMPLER_SIMD_MODE_SIMD4X2 to also do SIMD8D,
* based on bit 22 in the header.
*/
@@ -504,7 +505,7 @@ vec4_generator::generate_gs_thread_end(vec4_instruction *inst)
inst->base_mrf, /* starting mrf reg nr */
src,
BRW_URB_WRITE_EOT | inst->urb_write_flags,
brw->gen >= 8 ? 2 : 1,/* message len */
devinfo->gen >= 8 ? 2 : 1,/* message len */
0, /* response len */
0, /* urb destination offset */
BRW_URB_SWIZZLE_INTERLEAVE);
@@ -536,7 +537,7 @@ vec4_generator::generate_gs_set_write_offset(struct brw_reg dst,
brw_push_insn_state(p);
brw_set_default_access_mode(p, BRW_ALIGN_1);
brw_set_default_mask_control(p, BRW_MASK_DISABLE);
assert(brw->gen >= 7 &&
assert(devinfo->gen >= 7 &&
src1.file == BRW_IMMEDIATE_VALUE &&
src1.type == BRW_REGISTER_TYPE_UD &&
src1.dw1.ud <= USHRT_MAX);
@@ -553,7 +554,7 @@ vec4_generator::generate_gs_set_vertex_count(struct brw_reg dst,
brw_push_insn_state(p);
brw_set_default_mask_control(p, BRW_MASK_DISABLE);
if (brw->gen >= 8) {
if (devinfo->gen >= 8) {
/* Move the vertex count into the second MRF for the EOT write. */
brw_MOV(p, retype(brw_message_reg(dst.nr + 1), BRW_REGISTER_TYPE_UD),
src);
@@ -824,7 +825,7 @@ vec4_generator::generate_oword_dual_block_offsets(struct brw_reg m1,
{
int second_vertex_offset;
if (brw->gen >= 6)
if (devinfo->gen >= 6)
second_vertex_offset = 1;
else
second_vertex_offset = 16;
@@ -887,9 +888,9 @@ vec4_generator::generate_scratch_read(vec4_instruction *inst,
uint32_t msg_type;
if (brw->gen >= 6)
if (devinfo->gen >= 6)
msg_type = GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
else if (brw->gen == 5 || brw->is_g4x)
else if (devinfo->gen == 5 || devinfo->is_g4x)
msg_type = G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
else
msg_type = BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
@@ -900,7 +901,7 @@ vec4_generator::generate_scratch_read(vec4_instruction *inst,
brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND);
brw_set_dest(p, send, dst);
brw_set_src0(p, send, header);
if (brw->gen < 6)
if (devinfo->gen < 6)
brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf);
brw_set_dp_read_message(p, send,
255, /* binding table index: stateless access */
@@ -937,9 +938,9 @@ vec4_generator::generate_scratch_write(vec4_instruction *inst,
uint32_t msg_type;
if (brw->gen >= 7)
if (devinfo->gen >= 7)
msg_type = GEN7_DATAPORT_DC_OWORD_DUAL_BLOCK_WRITE;
else if (brw->gen == 6)
else if (devinfo->gen == 6)
msg_type = GEN6_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE;
else
msg_type = BRW_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE;
@@ -951,7 +952,7 @@ vec4_generator::generate_scratch_write(vec4_instruction *inst,
* guaranteed and write commits only matter for inter-thread
* synchronization.
*/
if (brw->gen >= 6) {
if (devinfo->gen >= 6) {
write_commit = false;
} else {
/* The visitor set up our destination register to be g0. This
@@ -971,7 +972,7 @@ vec4_generator::generate_scratch_write(vec4_instruction *inst,
brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND);
brw_set_dest(p, send, dst);
brw_set_src0(p, send, header);
if (brw->gen < 6)
if (devinfo->gen < 6)
brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf);
brw_set_dp_write_message(p, send,
255, /* binding table index: stateless access */
@@ -1004,9 +1005,9 @@ vec4_generator::generate_pull_constant_load(vec4_instruction *inst,
uint32_t msg_type;
if (brw->gen >= 6)
if (devinfo->gen >= 6)
msg_type = GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
else if (brw->gen == 5 || brw->is_g4x)
else if (devinfo->gen == 5 || devinfo->is_g4x)
msg_type = G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
else
msg_type = BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ;
@@ -1017,7 +1018,7 @@ vec4_generator::generate_pull_constant_load(vec4_instruction *inst,
brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND);
brw_set_dest(p, send, dst);
brw_set_src0(p, send, header);
if (brw->gen < 6)
if (devinfo->gen < 6)
brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf);
brw_set_dp_read_message(p, send,
surf_index,
@@ -1208,7 +1209,7 @@ vec4_generator::generate_code(const cfg_t *cfg)
break;
case BRW_OPCODE_MAD:
assert(brw->gen >= 6);
assert(devinfo->gen >= 6);
brw_MAD(p, dst, src[0], src[1], src[2]);
break;
@@ -1271,47 +1272,47 @@ vec4_generator::generate_code(const cfg_t *cfg)
break;
case BRW_OPCODE_F32TO16:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_F32TO16(p, dst, src[0]);
break;
case BRW_OPCODE_F16TO32:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_F16TO32(p, dst, src[0]);
break;
case BRW_OPCODE_LRP:
assert(brw->gen >= 6);
assert(devinfo->gen >= 6);
brw_LRP(p, dst, src[0], src[1], src[2]);
break;
case BRW_OPCODE_BFREV:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
/* BFREV only supports UD type for src and dst. */
brw_BFREV(p, retype(dst, BRW_REGISTER_TYPE_UD),
retype(src[0], BRW_REGISTER_TYPE_UD));
break;
case BRW_OPCODE_FBH:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
/* FBH only supports UD type for dst. */
brw_FBH(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
break;
case BRW_OPCODE_FBL:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
/* FBL only supports UD type for dst. */
brw_FBL(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
break;
case BRW_OPCODE_CBIT:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
/* CBIT only supports UD type for dst. */
brw_CBIT(p, retype(dst, BRW_REGISTER_TYPE_UD), src[0]);
break;
case BRW_OPCODE_ADDC:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_ADDC(p, dst, src[0], src[1]);
break;
case BRW_OPCODE_SUBB:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_SUBB(p, dst, src[0], src[1]);
break;
case BRW_OPCODE_MAC:
@@ -1319,23 +1320,23 @@ vec4_generator::generate_code(const cfg_t *cfg)
break;
case BRW_OPCODE_BFE:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_BFE(p, dst, src[0], src[1], src[2]);
break;
case BRW_OPCODE_BFI1:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_BFI1(p, dst, src[0], src[1]);
break;
case BRW_OPCODE_BFI2:
assert(brw->gen >= 7);
assert(devinfo->gen >= 7);
brw_BFI2(p, dst, src[0], src[1], src[2]);
break;
case BRW_OPCODE_IF:
if (inst->src[0].file != BAD_FILE) {
/* The instruction has an embedded compare (only allowed on gen6) */
assert(brw->gen == 6);
assert(devinfo->gen == 6);
gen6_IF(p, inst->conditional_mod, src[0], src[1]);
} else {
brw_inst *if_inst = brw_IF(p, BRW_EXECUTE_8);
@@ -1376,10 +1377,10 @@ vec4_generator::generate_code(const cfg_t *cfg)
case SHADER_OPCODE_SIN:
case SHADER_OPCODE_COS:
assert(inst->conditional_mod == BRW_CONDITIONAL_NONE);
if (brw->gen >= 7) {
if (devinfo->gen >= 7) {
gen6_math(p, dst, brw_math_function(inst->opcode), src[0],
brw_null_reg());
} else if (brw->gen == 6) {
} else if (devinfo->gen == 6) {
generate_math_gen6(inst, dst, src[0], brw_null_reg());
} else {
generate_math1_gen4(inst, dst, src[0]);
@@ -1390,9 +1391,9 @@ vec4_generator::generate_code(const cfg_t *cfg)
case SHADER_OPCODE_INT_QUOTIENT:
case SHADER_OPCODE_INT_REMAINDER:
assert(inst->conditional_mod == BRW_CONDITIONAL_NONE);
if (brw->gen >= 7) {
if (devinfo->gen >= 7) {
gen6_math(p, dst, brw_math_function(inst->opcode), src[0], src[1]);
} else if (brw->gen == 6) {
} else if (devinfo->gen == 6) {
generate_math_gen6(inst, dst, src[0], src[1]);
} else {
generate_math2_gen4(inst, dst, src[0], src[1]);
@@ -1569,13 +1570,7 @@ vec4_generator::generate_code(const cfg_t *cfg)
}
default:
if (inst->opcode < (int) ARRAY_SIZE(opcode_descs)) {
_mesa_problem(&brw->ctx, "Unsupported opcode in `%s' in vec4\n",
opcode_descs[inst->opcode].name);
} else {
_mesa_problem(&brw->ctx, "Unsupported opcode %d in vec4", inst->opcode);
}
abort();
unreachable("Unsupported opcode");
}
if (inst->opcode == VEC4_OPCODE_PACK_BYTES) {