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nak: Stop passing undefs to ipa_nv

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The undefs get ignored so they technically don't hurt anything. This
mostly just lets them CSE better

Fixes: 618bdb8571 ("nak: Rework FS input interpolation")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26239>
This commit is contained in:
Faith Ekstrand 2023-11-16 14:49:44 -06:00 • committed by Marge Bot
parent 5499e857a3
commit 1f582bad0a
1 changed files with 4 additions and 4 deletions
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8
src/nouveau/compiler/nak_nir.c
View file

@ -570,7 +570,7 @@ load_frag_w(nir_builder *b, enum nak_interp_loc interp_loc)
uint32_t flags_u32;
memcpy(&flags_u32, &flags, sizeof(flags_u32));
return nir_ipa_nv(b, nir_imm_float(b, 0), nir_undef(b, 1, 32),
return nir_ipa_nv(b, nir_imm_float(b, 0), nir_imm_int(b, 0),
.base = w_addr, .flags = flags_u32);
}
@ -582,7 +582,7 @@ load_interpolated_input(nir_builder *b, unsigned num_components, uint32_t addr,
const struct nak_compiler *nak)
{
if (offset == NULL)
offset = nir_undef(b, 1, 32);
offset = nir_imm_int(b, 0);
if (nak->sm >= 70) {
const struct nak_nir_ipa_flags flags = {
@ -595,7 +595,7 @@ load_interpolated_input(nir_builder *b, unsigned num_components, uint32_t addr,
nir_def *comps[NIR_MAX_VEC_COMPONENTS];
for (unsigned c = 0; c < num_components; c++) {
comps[c] = nir_ipa_nv(b, nir_undef(b, 1, 32), offset,
comps[c] = nir_ipa_nv(b, nir_imm_float(b, 0), offset,
.base = addr + c * 4,
.flags = flags_u32);
if (interp_mode == NAK_INTERP_MODE_PERSPECTIVE)
@ -682,7 +682,7 @@ lower_fs_input_intrin(nir_builder *b, nir_intrinsic_instr *intrin, void *data)
nir_def *comps[NIR_MAX_VEC_COMPONENTS];
for (unsigned c = 0; c < intrin->def.num_components; c++) {
comps[c] = nir_ipa_nv(b, nir_imm_float(b, 0), nir_undef(b, 1, 32),
comps[c] = nir_ipa_nv(b, nir_imm_float(b, 0), nir_imm_int(b, 0),
.base = addr + c * 4, .flags = flags_u32);
}
nir_def *res = nir_vec(b, comps, intrin->def.num_components);