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intel/elk: Fix undefined shift by 64 of uint64_t in elk_compute_first_urb_slot_required

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Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30333>
This commit is contained in:
Ian Romanick
2024-07-22 19:27:41 -07:00
parent e6669467b8
commit c2dda8c8e7
1 changed files with 2 additions and 1 deletions
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src/intel/compiler/elk/elk_compiler.h
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@@ -1750,7 +1750,8 @@ elk_compute_first_urb_slot_required(uint64_t inputs_read,
if ((inputs_read & (VARYING_BIT_LAYER | VARYING_BIT_VIEWPORT | VARYING_BIT_PRIMITIVE_SHADING_RATE)) == 0) {
for (int i = 0; i < prev_stage_vue_map->num_slots; i++) {
int varying = prev_stage_vue_map->slot_to_varying[i];
if (varying > 0 && (inputs_read & BITFIELD64_BIT(varying)) != 0)
if (varying != ELK_VARYING_SLOT_PAD && varying > 0 &&
varying > 0 && (inputs_read & BITFIELD64_BIT(varying)) != 0)
return ROUND_DOWN_TO(i, 2);
}
}