diff options
Diffstat (limited to 'test/CodeGen/R600/llvm.AMDGPU.umad24.ll')
| -rw-r--r-- | test/CodeGen/R600/llvm.AMDGPU.umad24.ll | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/test/CodeGen/R600/llvm.AMDGPU.umad24.ll b/test/CodeGen/R600/llvm.AMDGPU.umad24.ll index afdfb18..59d6248 100644 --- a/test/CodeGen/R600/llvm.AMDGPU.umad24.ll +++ b/test/CodeGen/R600/llvm.AMDGPU.umad24.ll @@ -5,9 +5,10 @@ ; XUN: llc -march=r600 -mcpu=rv770 -verify-machineinstrs < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s declare i32 @llvm.AMDGPU.umad24(i32, i32, i32) nounwind readnone +declare i32 @llvm.r600.read.tidig.x() nounwind readnone -; FUNC-LABEL: @test_umad24 -; SI: V_MAD_U32_U24 +; FUNC-LABEL: {{^}}test_umad24: +; SI: v_mad_u32_u24 ; EG: MULADD_UINT24 ; R600: MULLO_UINT ; R600: ADD_INT @@ -17,3 +18,21 @@ define void @test_umad24(i32 addrspace(1)* %out, i32 %src0, i32 %src1, i32 %src2 ret void } +; FUNC-LABEL: {{^}}commute_umad24: +; SI-DAG: buffer_load_dword [[SRC0:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64{{$}} +; SI-DAG: buffer_load_dword [[SRC2:v[0-9]+]], {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 addr64 offset:0x4 +; SI: v_mad_u32_u24 [[RESULT:v[0-9]+]], 4, [[SRC0]], [[SRC2]] +; SI: buffer_store_dword [[RESULT]] +define void @commute_umad24(i32 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind { + %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone + %out.gep = getelementptr i32 addrspace(1)* %out, i32 %tid + %src0.gep = getelementptr i32 addrspace(1)* %out, i32 %tid + %src2.gep = getelementptr i32 addrspace(1)* %src0.gep, i32 1 + + %src0 = load i32 addrspace(1)* %src0.gep, align 4 + %src2 = load i32 addrspace(1)* %src2.gep, align 4 + %mad = call i32 @llvm.AMDGPU.umad24(i32 %src0, i32 4, i32 %src2) nounwind readnone + store i32 %mad, i32 addrspace(1)* %out.gep, align 4 + ret void +} + |