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anv: Properly handle all sizes of specialization constants

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Closes: #2812
cc: mesa-stable@lists.freedesktop.org

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4675>
(cherry picked from commit a44e63398b)
This commit is contained in:
Jason Ekstrand 2020-04-22 13:41:14 -05:00 • committed by Dylan Baker
parent cacb0c0268
commit ca9452e34c
2 changed files with 16 additions and 3 deletions
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2
.pick_status.json
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@ -1246,7 +1246,7 @@
"description": "anv: Properly handle all sizes of specialization constants",
"nominated": true,
"nomination_type": 0,
"resolution": 0,
"resolution": 1,
"master_sha": null,
"because_sha": null
},

17
src/intel/vulkan/anv_pipeline.c
View file

@ -156,10 +156,23 @@ anv_shader_compile_to_nir(struct anv_device *device,
assert(data + entry.size <= spec_info->pData + spec_info->dataSize);
spec_entries[i].id = spec_info->pMapEntries[i].constantID;
if (spec_info->dataSize == 8)
switch (entry.size) {
case 8:
spec_entries[i].data64 = *(const uint64_t *)data;
else
break;
case 4:
spec_entries[i].data32 = *(const uint32_t *)data;
break;
case 2:
spec_entries[i].data32 = *(const uint16_t *)data;
break;
case 1:
spec_entries[i].data32 = *(const uint8_t *)data;
break;
default:
assert(!"Invalid spec constant size");
break;
}
}
}