| ; 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 |
| } |
| |