diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.umad24.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.umad24.ll | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.umad24.ll b/llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.umad24.ll new file mode 100644 index 00000000000..77a073b0cb0 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.umad24.ll @@ -0,0 +1,38 @@ +; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=r600 -mcpu=cayman -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s +; RUN: llc -march=r600 -mcpu=redwood -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s +; XUN: llc -march=r600 -mcpu=r600 -verify-machineinstrs < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s +; 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 +; EG: MULADD_UINT24 +; R600: MULLO_UINT +; R600: ADD_INT +define void @test_umad24(i32 addrspace(1)* %out, i32 %src0, i32 %src1, i32 %src2) nounwind { + %mad = call i32 @llvm.AMDGPU.umad24(i32 %src0, i32 %src1, i32 %src2) nounwind readnone + store i32 %mad, i32 addrspace(1)* %out, align 4 + 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:4 +; 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, i32 addrspace(1)* %out, i32 %tid + %src0.gep = getelementptr i32, i32 addrspace(1)* %out, i32 %tid + %src2.gep = getelementptr i32, i32 addrspace(1)* %src0.gep, i32 1 + + %src0 = load i32, i32 addrspace(1)* %src0.gep, align 4 + %src2 = load i32, 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 +} + |
