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pvr: use ffma_weak for lowering

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Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Reviewed-by: Simon Perretta <simon.perretta@imgtec.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41165>
This commit is contained in:
Karol Herbst 2026-04-24 19:13:20 +02:00 • committed by Marge Bot
parent 5404b382fb
commit 85c2023ee4
1 changed files with 3 additions and 3 deletions
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6
src/imagination/vulkan/pvr_usc.c
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@ -658,7 +658,7 @@ static nir_def *resolve_samples(nir_builder *b,
switch (resolve_op) {
case PVR_RESOLVE_BLEND:
op = nir_op_ffma_old;
op = nir_op_ffma_weak;
coeff = nir_imm_float(b, 1.0 / num_samples);
break;
@ -683,7 +683,7 @@ static nir_def *resolve_samples(nir_builder *b,
for (unsigned i = 1; i < num_samples; i++) {
if (resolve_op == PVR_RESOLVE_BLEND)
accum = nir_ffma_old(b, samples[i], coeff, accum);
accum = nir_ffma_weak(b, samples[i], coeff, accum);
else
accum = nir_build_alu2(b, op, samples[i], accum);
}
@ -866,7 +866,7 @@ pvr_uscgen_tq_frag_coords(nir_builder *b,
nir_vec2(b,
nir_load_preamble(b, 1, 32, .base = *next_sh + base_sh + 1),
nir_load_preamble(b, 1, 32, .base = *next_sh + base_sh + 3));
coords = nir_fmad_old(b, coords, mult, add);
coords = nir_ffma_weak(b, coords, mult, add);
*next_sh += 4;
}