From 52049744620854487012151a7ac26ca978905411 Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Wed, 11 Jan 2012 13:05:16 -0500 Subject: [PATCH] gallivm: Add function lp_bld_gather_values() --- src/gallium/auxiliary/gallivm/lp_bld_gather.c | 17 +++++++++++++++++ src/gallium/auxiliary/gallivm/lp_bld_gather.h | 4 ++++ 2 files changed, 21 insertions(+) diff --git a/src/gallium/auxiliary/gallivm/lp_bld_gather.c b/src/gallium/auxiliary/gallivm/lp_bld_gather.c index 0dc81b1..1bdd4e4 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 5b04131..8e4c07d 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_ */ -- 2.7.4