| ; RUN: llc -march=r600 -mcpu=cypress < %s | FileCheck %s -check-prefix=R600 -check-prefix=FUNC |
| |
| declare i32 @llvm.r600.read.tidig.x() nounwind readnone |
| |
| |
| ; Make sure we don't overwrite workitem information with private memory |
| |
| ; FUNC-LABEL: {{^}}work_item_info: |
| ; R600-NOT: MOV T0.X |
| ; Additional check in case the move ends up in the last slot |
| ; R600-NOT: MOV * TO.X |
| |
| define amdgpu_kernel void @work_item_info(ptr addrspace(1) %out, i32 %in) { |
| entry: |
| %0 = alloca [2 x i32], addrspace(5) |
| %1 = getelementptr [2 x i32], ptr addrspace(5) %0, i32 0, i32 1 |
| store i32 0, ptr addrspace(5) %0 |
| store i32 1, ptr addrspace(5) %1 |
| %2 = getelementptr [2 x i32], ptr addrspace(5) %0, i32 0, i32 %in |
| %3 = load i32, ptr addrspace(5) %2 |
| %4 = call i32 @llvm.r600.read.tidig.x() |
| %5 = add i32 %3, %4 |
| store i32 %5, ptr addrspace(1) %out |
| ret void |
| } |