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authorTom Stellard <[email protected]>2012-01-11 13:05:16 -0500
committerTom Stellard <[email protected]>2012-01-30 13:37:00 -0500
commit52049744620854487012151a7ac26ca978905411 (patch)
tree9cdffc229e20c0bc2e593b438c8e9adde6a25745 /src/gallium/auxiliary
parentdf169457909e1985c65e8a19c245133d2f5f013d (diff)
gallivm: Add function lp_bld_gather_values()
Diffstat (limited to 'src/gallium/auxiliary')
-rw-r--r--src/gallium/auxiliary/gallivm/lp_bld_gather.c17
-rw-r--r--src/gallium/auxiliary/gallivm/lp_bld_gather.h4
2 files changed, 21 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_gather.c b/src/gallium/auxiliary/gallivm/lp_bld_gather.c
index 0dc81b1abbe..1bdd4e4845a 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_gather.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_gather.c
@@ -147,3 +147,20 @@ lp_build_gather(struct gallivm_state *gallivm,
return res;
}
+
+LLVMValueRef
+lp_build_gather_values(struct gallivm_state * gallivm,
+ LLVMValueRef * values,
+ unsigned value_count)
+{
+ LLVMTypeRef vec_type = LLVMVectorType(LLVMTypeOf(values[0]), value_count);
+ LLVMBuilderRef builder = gallivm->builder;
+ LLVMValueRef vec = LLVMGetUndef(vec_type);
+ unsigned i;
+
+ for (i = 0; i < value_count; i++) {
+ LLVMValueRef index = lp_build_const_int32(gallivm, i);
+ vec = LLVMBuildInsertElement(builder, vec, values[i], index, "");
+ }
+ return vec;
+}
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_gather.h b/src/gallium/auxiliary/gallivm/lp_bld_gather.h
index 5b041317302..8e4c07d82b8 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_gather.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_gather.h
@@ -57,5 +57,9 @@ lp_build_gather(struct gallivm_state *gallivm,
LLVMValueRef base_ptr,
LLVMValueRef offsets);
+LLVMValueRef
+lp_build_gather_values(struct gallivm_state * gallivm,
+ LLVMValueRef * values,
+ unsigned value_count);
#endif /* LP_BLD_GATHER_H_ */