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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2016-09-08 17:35:41 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2016-09-08 17:35:41 +0000 |
| commit | be90f70d3abb5c56ca6d38438b8db4aa480328d9 (patch) | |
| tree | 880300d10274aac064ed3593ab681b0800c0a70f /llvm/test/CodeGen/AMDGPU/s_addk_i32.ll | |
| parent | 98ddbdb563bb6d6c2161fd50173137bdbe148e2c (diff) | |
| download | bcm5719-llvm-be90f70d3abb5c56ca6d38438b8db4aa480328d9.tar.gz bcm5719-llvm-be90f70d3abb5c56ca6d38438b8db4aa480328d9.zip | |
AMDGPU: Try to commute when selecting s_addk_i32/s_mulk_i32
llvm-svn: 280972
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/s_addk_i32.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/s_addk_i32.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/s_addk_i32.ll b/llvm/test/CodeGen/AMDGPU/s_addk_i32.ll index 987056010e6..bd6596a1492 100644 --- a/llvm/test/CodeGen/AMDGPU/s_addk_i32.ll +++ b/llvm/test/CodeGen/AMDGPU/s_addk_i32.ll @@ -91,3 +91,19 @@ define void @no_s_addk_i32_k0(i32 addrspace(1)* %out, i32 %b) { store i32 %add, i32 addrspace(1)* %out ret void } + +@lds = addrspace(3) global [512 x i32] undef, align 4 + +; SI-LABEL: {{^}}commute_s_addk_i32: +; SI: s_addk_i32 s{{[0-9]+}}, 0x800{{$}} +define void @commute_s_addk_i32(i32 addrspace(1)* %out, i32 %b) #0 { + %size = call i32 @llvm.amdgcn.groupstaticsize() + %add = add i32 %size, %b + call void asm sideeffect "; foo $0, $1", "v,s"([512 x i32] addrspace(3)* @lds, i32 %add) + ret void +} + +declare i32 @llvm.amdgcn.groupstaticsize() #1 + +attributes #0 = { nounwind } +attributes #1 = { nounwind readnone } |
