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gallivm: add lp_build_alloca_undef

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Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Nicolai Hähnle 2016-08-09 12:25:43 +02:00
parent 17e88e276c
commit 41001ca4bd
2 changed files with 24 additions and 0 deletions
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19
src/gallium/auxiliary/gallivm/lp_bld_flow.c
View file

@ -507,6 +507,25 @@ lp_build_alloca(struct gallivm_state *gallivm,
}
/**
* Like lp_build_alloca, but do not zero-initialize the variable.
*/
LLVMValueRef
lp_build_alloca_undef(struct gallivm_state *gallivm,
LLVMTypeRef type,
const char *name)
{
LLVMBuilderRef first_builder = create_builder_at_entry(gallivm);
LLVMValueRef res;
res = LLVMBuildAlloca(first_builder, type, name);
LLVMDisposeBuilder(first_builder);
return res;
}
/**
* Allocate an array of scalars/vectors.
*

5
src/gallium/auxiliary/gallivm/lp_bld_flow.h
View file

@ -195,6 +195,11 @@ lp_build_alloca(struct gallivm_state *gallivm,
LLVMTypeRef type,
const char *name);
LLVMValueRef
lp_build_alloca_undef(struct gallivm_state *gallivm,
LLVMTypeRef type,
const char *name);
LLVMValueRef
lp_build_array_alloca(struct gallivm_state *gallivm,
LLVMTypeRef type,