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radeonsi: simplify get_interp_info_from_input_load

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it's only used for color inputs
This commit is contained in:
Marek Olšák 2026-04-25 21:47:43 -04:00
parent 0d7ae9ab73
commit 22b743b084
1 changed files with 10 additions and 14 deletions
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24
src/gallium/drivers/radeonsi/si_shader_info.c
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@ -60,23 +60,24 @@ static const nir_src *get_texture_src(nir_tex_instr *instr, nir_tex_src_type typ
}
static void
get_interp_info_from_input_load(nir_intrinsic_instr *intr, enum glsl_interp_mode *interp_mode,
get_color_input_interp_info(nir_intrinsic_instr *intr, enum glsl_interp_mode *interp_mode,
unsigned *interp_location)
{
assert(nir_is_input_load(intr));
*interp_mode = INTERP_MODE_FLAT;
*interp_location = TGSI_INTERPOLATE_LOC_CENTER;
if (intr->intrinsic != nir_intrinsic_load_interpolated_input)
if (intr->intrinsic != nir_intrinsic_load_interpolated_input) {
*interp_mode = INTERP_MODE_FLAT;
*interp_location = TGSI_INTERPOLATE_LOC_CENTER;
return;
}
ASSERTED unsigned io_location = nir_intrinsic_io_semantics(intr).location;
assert(io_location == VARYING_SLOT_COL0 || io_location == VARYING_SLOT_COL1);
unsigned io_location = nir_intrinsic_io_semantics(intr).location;
nir_intrinsic_instr *baryc = nir_def_as_intrinsic(intr->src[0].ssa);
*interp_mode = nir_intrinsic_interp_mode(baryc);
bool is_color = io_location == VARYING_SLOT_COL0 || io_location == VARYING_SLOT_COL1;
if (*interp_mode == INTERP_MODE_NONE && is_color)
if (*interp_mode == INTERP_MODE_NONE)
*interp_mode = INTERP_MODE_COLOR;
switch (baryc->intrinsic) {
@ -89,11 +90,6 @@ get_interp_info_from_input_load(nir_intrinsic_instr *intr, enum glsl_interp_mode
case nir_intrinsic_load_barycentric_sample:
*interp_location = TGSI_INTERPOLATE_LOC_SAMPLE;
break;
case nir_intrinsic_load_barycentric_at_offset:
case nir_intrinsic_load_barycentric_at_sample:
assert(!is_color);
*interp_location = TGSI_INTERPOLATE_LOC_CENTER;
break;
default:
UNREACHABLE("unexpected baryc intrinsic");
}
@ -151,7 +147,7 @@ static void gather_io_instrinsic(const nir_shader *nir, struct si_shader_info *i
enum glsl_interp_mode interp_mode;
unsigned interp_location;
get_interp_info_from_input_load(intr, &interp_mode, &interp_location);
get_color_input_interp_info(intr, &interp_mode, &interp_location);
/* Both flat and non-flat can occur with nir_io_mix_convergent_flat_with_interpolated,
* but we want to save only the non-flat interp mode in that case.