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ac/llvm: fix unaligned VS input loads on gfx10.3

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Fixes: a23802bcb9

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6595>
(cherry picked from commit 7acc7ec33b)
This commit is contained in:
Marek Olšák 2020-09-04 06:38:15 -04:00 • committed by Dylan Baker
parent 4866958ece
commit 4c6cc7277f
2 changed files with 2 additions and 2 deletions
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2
.pick_status.json
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@ -2092,7 +2092,7 @@
"description": "ac/llvm: fix unaligned VS input loads on gfx10.3",
"nominated": true,
"nomination_type": 1,
"resolution": 0,
"resolution": 1,
"master_sha": null,
"because_sha": "a23802bcb9a42a02d34a5a36d6e66d6532813a0d"
},

2
src/amd/llvm/ac_llvm_build.c
View file

@ -1656,7 +1656,7 @@ ac_build_opencoded_load_format(struct ac_llvm_context *ctx,
}
int log_recombine = 0;
if ((ctx->chip_class == GFX6 || ctx->chip_class == GFX10) && !known_aligned) {
if ((ctx->chip_class == GFX6 || ctx->chip_class >= GFX10) && !known_aligned) {
/* Avoid alignment restrictions by loading one byte at a time. */
load_num_channels <<= load_log_size;
log_recombine = load_log_size;