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authorSamuel Pitoiset <[email protected]>2018-01-24 23:26:18 +0100
committerSamuel Pitoiset <[email protected]>2018-01-26 12:14:28 +0100
commitb453f38a47d12fb5600472367f0bde2d6a403098 (patch)
treef81610f1a9faaf0cb9eb3eacb86218932e75740d /src/amd
parent310d17fcf17bdeb897f12b4577f8faf3abba9e77 (diff)
ac/nir: set the noalias attribute on input pointers
This attribute is similar to the definition of restrict in C99 and it might help LLVM. Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/amd')
-rw-r--r--src/amd/common/ac_nir_to_llvm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 5b8c346d005..6833439cc12 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -326,6 +326,7 @@ create_llvm_function(LLVMContextRef ctx, LLVMModuleRef module,
if (args->array_params_mask & (1 << i)) {
LLVMValueRef P = LLVMGetParam(main_function, i);
ac_add_function_attr(ctx, main_function, i + 1, AC_FUNC_ATTR_BYVAL);
+ ac_add_function_attr(ctx, main_function, i + 1, AC_FUNC_ATTR_NOALIAS);
ac_add_attr_dereferenceable(P, UINT64_MAX);
}
else {