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nir: use nir_shader_instructions_pass in nir_lower_bool_to_int32

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No functional changes.

Reviewed-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12282>
This commit is contained in:
Marcin Ślusarz
2021-08-09 13:56:07 +02:00
committed by Marge Bot
parent d28833d60f
commit ea39efe9b8
1 changed files with 33 additions and 49 deletions
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82
src/compiler/nir/nir_lower_bool_to_int32.c
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@@ -22,6 +22,7 @@
*/
#include "nir.h"
#include "nir_builder.h"
static bool
assert_ssa_def_is_not_1bit(nir_ssa_def *def, UNUSED void *unused)
@@ -131,65 +132,48 @@ lower_tex_instr(nir_tex_instr *tex)
}
static bool
nir_lower_bool_to_int32_impl(nir_function_impl *impl)
nir_lower_bool_to_int32_instr(UNUSED nir_builder *b,
nir_instr *instr,
UNUSED void *cb_data)
{
bool progress = false;
switch (instr->type) {
case nir_instr_type_alu:
return lower_alu_instr(nir_instr_as_alu(instr));
nir_foreach_block(block, impl) {
nir_foreach_instr_safe(instr, block) {
switch (instr->type) {
case nir_instr_type_alu:
progress |= lower_alu_instr(nir_instr_as_alu(instr));
break;
case nir_instr_type_load_const: {
nir_load_const_instr *load = nir_instr_as_load_const(instr);
if (load->def.bit_size == 1) {
nir_const_value *value = load->value;
for (unsigned i = 0; i < load->def.num_components; i++)
load->value[i].u32 = value[i].b ? NIR_TRUE : NIR_FALSE;
load->def.bit_size = 32;
progress = true;
}
break;
}
case nir_instr_type_intrinsic:
case nir_instr_type_ssa_undef:
case nir_instr_type_phi:
nir_foreach_ssa_def(instr, rewrite_1bit_ssa_def_to_32bit,
&progress);
break;
case nir_instr_type_tex:
progress |= lower_tex_instr(nir_instr_as_tex(instr));
break;
default:
nir_foreach_ssa_def(instr, assert_ssa_def_is_not_1bit, NULL);
}
case nir_instr_type_load_const: {
nir_load_const_instr *load = nir_instr_as_load_const(instr);
if (load->def.bit_size == 1) {
nir_const_value *value = load->value;
for (unsigned i = 0; i < load->def.num_components; i++)
load->value[i].u32 = value[i].b ? NIR_TRUE : NIR_FALSE;
load->def.bit_size = 32;
return true;
}
return false;
}
if (progress) {
nir_metadata_preserve(impl, nir_metadata_block_index |
nir_metadata_dominance);
} else {
nir_metadata_preserve(impl, nir_metadata_all);
case nir_instr_type_intrinsic:
case nir_instr_type_ssa_undef:
case nir_instr_type_phi: {
bool progress = false;
nir_foreach_ssa_def(instr, rewrite_1bit_ssa_def_to_32bit, &progress);
return progress;
}
return progress;
case nir_instr_type_tex:
return lower_tex_instr(nir_instr_as_tex(instr));
default:
nir_foreach_ssa_def(instr, assert_ssa_def_is_not_1bit, NULL);
return false;
}
}
bool
nir_lower_bool_to_int32(nir_shader *shader)
{
bool progress = false;
nir_foreach_function(function, shader) {
if (function->impl && nir_lower_bool_to_int32_impl(function->impl))
progress = true;
}
return progress;
return nir_shader_instructions_pass(shader, nir_lower_bool_to_int32_instr,
nir_metadata_block_index |
nir_metadata_dominance,
NULL);
}