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rusticl/nir: copy alignment info when lowering kernel input loads

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Signed-off-by: Karol Herbst <kherbst@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19614>
This commit is contained in:
Karol Herbst
2022-11-09 10:35:24 +01:00
committed by Marge Bot
parent ba78af66c6
commit 4ca61b5420
1 changed files with 3 additions and 17 deletions
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20
src/gallium/frontends/rusticl/rusticl_nir.c
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@@ -95,25 +95,11 @@ rusticl_lower_input_instr(struct nir_builder *b, nir_instr *instr, void *_)
nir_intrinsic_instr *load = nir_instr_as_intrinsic(load_result->parent_instr);
/* If it's const, set the alignment to our known constant offset. If
* not, set it to a pessimistic value based on the multiplier (or the
* scalar size, for qword loads).
*
* We could potentially set up stricter alignments for indirects by
* knowing what features are enabled in the APIs (see comment in
* nir_lower_ubo_vec4.c)
*/
if (nir_src_is_const(intrins->src[0])) {
nir_intrinsic_set_align(load, NIR_ALIGN_MUL_MAX,
(nir_src_as_uint(intrins->src[0]) +
nir_intrinsic_base(intrins) * 1) %
NIR_ALIGN_MUL_MAX);
} else {
nir_intrinsic_set_align(load, intrins->dest.ssa.bit_size / 8, 0);
}
nir_intrinsic_set_align_mul(load, nir_intrinsic_align_mul(intrins));
nir_intrinsic_set_align_offset(load, nir_intrinsic_align_offset(intrins));
nir_intrinsic_set_range_base(load, nir_intrinsic_base(intrins));
nir_intrinsic_set_range(load, nir_intrinsic_range(intrins));
return load_result;
}