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aco: simplify adjust_sample_index_using_fmask() & get_image_coords()

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Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3602>
This commit is contained in:
Daniel Schürmann
2020-01-23 15:38:53 +01:00
committed by Marge Bot
parent 99d032f3cd
commit 901f06e9ad
1 changed files with 27 additions and 26 deletions
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src/amd/compiler/aco_instruction_selection.cpp
+27 -26
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@@ -4220,7 +4220,7 @@ static int image_type_to_components_count(enum glsl_sampler_dim dim, bool array)
* The sample index should be adjusted as follows:
* sample_index = (fmask >> (sample_index * 4)) & 0xF;
*/
static Temp adjust_sample_index_using_fmask(isel_context *ctx, bool da, Temp coords, Operand sample_index, Temp fmask_desc_ptr)
static Temp adjust_sample_index_using_fmask(isel_context *ctx, bool da, std::vector<Temp>& coords, Operand sample_index, Temp fmask_desc_ptr)
{
Builder bld(ctx->program, ctx->block);
Temp fmask = bld.tmp(v1);
@@ -4228,10 +4228,12 @@ static Temp adjust_sample_index_using_fmask(isel_context *ctx, bool da, Temp coo
? ac_get_sampler_dim(ctx->options->chip_class, GLSL_SAMPLER_DIM_2D, da)
: 0;
Temp coord = da ? bld.pseudo(aco_opcode::p_create_vector, bld.def(v3), coords[0], coords[1], coords[2]) :
bld.pseudo(aco_opcode::p_create_vector, bld.def(v2), coords[0], coords[1]);
aco_ptr<MIMG_instruction> load{create_instruction<MIMG_instruction>(aco_opcode::image_load, Format::MIMG, 3, 1)};
load->operands[0] = Operand(fmask_desc_ptr);
load->operands[1] = Operand(s4); /* no sampler */
load->operands[2] = Operand(coords);
load->operands[2] = Operand(coord);
load->definitions[0] = Definition(fmask);
load->glc = false;
load->dlc = false;
@@ -4284,43 +4286,39 @@ static Temp get_image_coords(isel_context *ctx, const nir_intrinsic_instr *instr
bool is_ms = (dim == GLSL_SAMPLER_DIM_MS || dim == GLSL_SAMPLER_DIM_SUBPASS_MS);
bool gfx9_1d = ctx->options->chip_class == GFX9 && dim == GLSL_SAMPLER_DIM_1D;
int count = image_type_to_components_count(dim, is_array);
std::vector<Operand> coords(count);
std::vector<Temp> coords(count);
Builder bld(ctx->program, ctx->block);
if (is_ms) {
Operand sample_index;
nir_const_value *sample_cv = nir_src_as_const_value(instr->src[2]);
if (sample_cv)
sample_index = Operand(sample_cv->u32);
else
sample_index = Operand(emit_extract_vector(ctx, get_ssa_temp(ctx, instr->src[2].ssa), 0, v1));
count--;
Temp src2 = get_ssa_temp(ctx, instr->src[2].ssa);
/* get sample index */
if (instr->intrinsic == nir_intrinsic_image_deref_load) {
aco_ptr<Pseudo_instruction> vec{create_instruction<Pseudo_instruction>(aco_opcode::p_create_vector, Format::PSEUDO, is_array ? 3 : 2, 1)};
for (unsigned i = 0; i < vec->operands.size(); i++)
vec->operands[i] = Operand(emit_extract_vector(ctx, src0, i, v1));
Temp fmask_load_address = {ctx->program->allocateId(), is_array ? v3 : v2};
vec->definitions[0] = Definition(fmask_load_address);
ctx->block->instructions.emplace_back(std::move(vec));
nir_const_value *sample_cv = nir_src_as_const_value(instr->src[2]);
Operand sample_index = sample_cv ? Operand(sample_cv->u32) : Operand(emit_extract_vector(ctx, src2, 0, v1));
std::vector<Temp> fmask_load_address;
for (unsigned i = 0; i < (is_array ? 3 : 2); i++)
fmask_load_address.emplace_back(emit_extract_vector(ctx, src0, i, v1));
Temp fmask_desc_ptr = get_sampler_desc(ctx, nir_instr_as_deref(instr->src[0].ssa->parent_instr), ACO_DESC_FMASK, nullptr, false, false);
sample_index = Operand(adjust_sample_index_using_fmask(ctx, is_array, fmask_load_address, sample_index, fmask_desc_ptr));
coords[count] = adjust_sample_index_using_fmask(ctx, is_array, fmask_load_address, sample_index, fmask_desc_ptr);
} else {
coords[count] = emit_extract_vector(ctx, src2, 0, v1);
}
count--;
coords[count] = sample_index;
}
if (count == 1 && !gfx9_1d)
return emit_extract_vector(ctx, src0, 0, v1);
if (gfx9_1d) {
coords[0] = Operand(emit_extract_vector(ctx, src0, 0, v1));
coords[0] = emit_extract_vector(ctx, src0, 0, v1);
coords.resize(coords.size() + 1);
coords[1] = Operand((uint32_t) 0);
coords[1] = bld.copy(bld.def(v1), Operand(0u));
if (is_array)
coords[2] = Operand(emit_extract_vector(ctx, src0, 1, v1));
coords[2] = emit_extract_vector(ctx, src0, 1, v1);
} else {
for (int i = 0; i < count; i++)
coords[i] = Operand(emit_extract_vector(ctx, src0, i, v1));
coords[i] = emit_extract_vector(ctx, src0, i, v1);
}
if (instr->intrinsic == nir_intrinsic_image_deref_load ||
@@ -4329,12 +4327,12 @@ static Temp get_image_coords(isel_context *ctx, const nir_intrinsic_instr *instr
bool level_zero = nir_src_is_const(instr->src[lod_index]) && nir_src_as_uint(instr->src[lod_index]) == 0;
if (!level_zero)
coords.emplace_back(Operand(get_ssa_temp(ctx, instr->src[lod_index].ssa)));
coords.emplace_back(get_ssa_temp(ctx, instr->src[lod_index].ssa));
}
aco_ptr<Pseudo_instruction> vec{create_instruction<Pseudo_instruction>(aco_opcode::p_create_vector, Format::PSEUDO, coords.size(), 1)};
for (unsigned i = 0; i < coords.size(); i++)
vec->operands[i] = coords[i];
vec->operands[i] = Operand(coords[i]);
Temp res = {ctx->program->allocateId(), RegClass(RegType::vgpr, coords.size())};
vec->definitions[0] = Definition(res);
ctx->block->instructions.emplace_back(std::move(vec));
@@ -7281,7 +7279,10 @@ void visit_tex(isel_context *ctx, nir_tex_instr *instr)
Operand op(sample_index);
if (sample_index_cv)
op = Operand(sample_index_cv->u32);
sample_index = adjust_sample_index_using_fmask(ctx, da, coords, op, fmask_ptr);
std::vector<Temp> fmask_load_address;
for (unsigned i = 0; i < coords.size(); i++)
fmask_load_address.emplace_back(emit_extract_vector(ctx, coords, i, v1));
sample_index = adjust_sample_index_using_fmask(ctx, da, fmask_load_address, op, fmask_ptr);
}
if (has_offset && (instr->op == nir_texop_txf || instr->op == nir_texop_txf_ms)) {