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pan/compiler: Add formats to varyings info

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Signed-off-by: Lorenzo Rossi <lorenzo.rossi@collabora.com>
Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Acked-by: Eric R. Smith <eric.smith@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38681>
This commit is contained in:
Lorenzo Rossi 2026-02-20 21:47:13 +01:00 • committed by Marge Bot
parent c995376a22
commit 264ef3a6fa
3 changed files with 20 additions and 0 deletions
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9
src/panfrost/compiler/bifrost/bifrost_compile.c
View file

@ -7067,6 +7067,15 @@ bifrost_compile_shader_nir(nir_shader *nir,
info->stage = nir->info.stage;
pan_nir_collect_varyings(nir, info);
if (nir->info.stage == MESA_SHADER_VERTEX) {
assert(inputs->varying_layout);
memcpy(&info->varyings.formats, inputs->varying_layout,
sizeof(*inputs->varying_layout));
} else if (nir->info.stage == MESA_SHADER_FRAGMENT) {
pan_varying_collect_formats(&info->varyings.formats,
nir, inputs->gpu_id,
inputs->trust_varying_flat_highp_types, false);
}
if (nir->info.stage == MESA_SHADER_VERTEX && info->vs.idvs) {
/* On 5th Gen, IDVS is only in one binary */

9
src/panfrost/compiler/midgard/midgard_compile.c
View file

@ -2983,6 +2983,15 @@ midgard_compile_shader_nir(nir_shader *nir,
/* Collect varyings after lowering I/O */
info->quirk_no_auto32 = (ctx->quirks & MIDGARD_NO_AUTO32);
pan_nir_collect_varyings(nir, info);
if (nir->info.stage == MESA_SHADER_VERTEX) {
assert(inputs->varying_layout);
memcpy(&info->varyings.formats, inputs->varying_layout,
sizeof(*inputs->varying_layout));
} else if (nir->info.stage == MESA_SHADER_FRAGMENT) {
pan_varying_collect_formats(&info->varyings.formats,
nir, inputs->gpu_id,
inputs->trust_varying_flat_highp_types, false);
}
/* Optimisation passes */
optimise_nir(nir, ctx->quirks, inputs->is_blend);

2
src/panfrost/compiler/pan_compiler.h
View file

@ -496,6 +496,8 @@ struct pan_shader_info {
/* Bitfield of special varyings. */
uint32_t fixed_varyings;
struct pan_varying_layout formats;
} varyings;
/* UBOs to push to Register Mapped Uniforms (Midgard) or Fast Access