fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2025-12-26 04:10:09 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

nir/opt_vectorize_io: fix a failure when vectorizing different bit sizes

Browse source 
Fixes: 2514999c9c - nir: add nir_opt_vectorize_io, vectorizing lowered IO
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/13085

Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34897>
This commit is contained in:
Marek Olšák 2025-05-09 10:47:05 -04:00 • committed by Marge Bot
parent 0ffbfa1d54
commit dbef8f1791
1 changed files with 13 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
src/compiler/nir/nir_opt_vectorize_io.c
View file

@ -76,6 +76,19 @@ compare_is_not_vectorizable(nir_intrinsic_instr *a, nir_intrinsic_instr *b)
sem0.high_16bits != sem1.high_16bits)
return sem0.high_16bits > sem1.high_16bits ? 1 : -1;
/* TODO: vectorize (f32, f32, f16vec2, f16vec2) -> vec4
* For now, different bit sizes are not vectorized together.
*/
if (nir_intrinsic_has_src_type(a)) {
/* Stores. */
if (a->src[0].ssa->bit_size != b->src[0].ssa->bit_size)
return a->src[0].ssa->bit_size > b->src[0].ssa->bit_size ? 1 : -1;
} else {
/* Loads. */
if (a->def.bit_size != b->def.bit_size)
return a->def.bit_size > b->def.bit_size ? 1 : -1;
}
nir_shader *shader =
nir_cf_node_get_function(&a->instr.block->cf_node)->function->shader;