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ac/llvm: don't set GLC for stores on gfx11

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Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16328>
This commit is contained in:
Marek Olšák
2022-04-26 23:23:33 -04:00
committed by Marge Bot
parent 61b6e05118
commit 7d6e3397dc
1 changed files with 8 additions and 1 deletions
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9
src/amd/llvm/ac_llvm_build.c
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@@ -1111,6 +1111,13 @@ static unsigned get_load_cache_policy(struct ac_llvm_context *ctx, unsigned cach
(ctx->chip_class >= GFX10 && ctx->chip_class < GFX11 && cache_policy & ac_glc ? ac_dlc : 0); (ctx->chip_class >= GFX10 && ctx->chip_class < GFX11 && cache_policy & ac_glc ? ac_dlc : 0);
} }
static unsigned get_store_cache_policy(struct ac_llvm_context *ctx, unsigned cache_policy)
{
if (ctx->chip_class >= GFX11)
cache_policy &= ~ac_glc; /* GLC has no effect on stores */
return cache_policy;
}
static void ac_build_buffer_store_common(struct ac_llvm_context *ctx, LLVMValueRef rsrc, static void ac_build_buffer_store_common(struct ac_llvm_context *ctx, LLVMValueRef rsrc,
LLVMValueRef data, LLVMValueRef vindex, LLVMValueRef data, LLVMValueRef vindex,
LLVMValueRef voffset, LLVMValueRef soffset, LLVMValueRef voffset, LLVMValueRef soffset,
@@ -1124,7 +1131,7 @@ static void ac_build_buffer_store_common(struct ac_llvm_context *ctx, LLVMValueR
args[idx++] = vindex ? vindex : ctx->i32_0; args[idx++] = vindex ? vindex : ctx->i32_0;
args[idx++] = voffset ? voffset : ctx->i32_0; args[idx++] = voffset ? voffset : ctx->i32_0;
args[idx++] = soffset ? soffset : ctx->i32_0; args[idx++] = soffset ? soffset : ctx->i32_0;
args[idx++] = LLVMConstInt(ctx->i32, cache_policy, 0); args[idx++] = LLVMConstInt(ctx->i32, get_store_cache_policy(ctx, cache_policy), 0);
const char *indexing_kind = vindex ? "struct" : "raw"; const char *indexing_kind = vindex ? "struct" : "raw";
char name[256], type_name[8]; char name[256], type_name[8];