llvm-project/llvm/test/CodeGen/R600/llvm.amdgpu.dp4.ll

12 lines
528 B
LLVM

; RUN: llc -march=r600 -mcpu=redwood -verify-machineinstrs < %s
declare float @llvm.AMDGPU.dp4(<4 x float>, <4 x float>) nounwind readnone
define void @test_dp4(float addrspace(1)* %out, <4 x float> addrspace(1)* %a, <4 x float> addrspace(1)* %b) nounwind {
%src0 = load <4 x float> addrspace(1)* %a, align 16
%src1 = load <4 x float> addrspace(1)* %b, align 16
%dp4 = call float @llvm.AMDGPU.dp4(<4 x float> %src0, <4 x float> %src1) nounwind readnone
store float %dp4, float addrspace(1)* %out, align 4
ret void
}