diff options
Diffstat (limited to 'test/CodeGen/AMDGPU/llvm.r600.read.workdim.ll')
| -rw-r--r-- | test/CodeGen/AMDGPU/llvm.r600.read.workdim.ll | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/llvm.r600.read.workdim.ll b/test/CodeGen/AMDGPU/llvm.r600.read.workdim.ll new file mode 100644 index 000000000000..2f5947395c43 --- /dev/null +++ b/test/CodeGen/AMDGPU/llvm.r600.read.workdim.ll @@ -0,0 +1,36 @@ +; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG %s + +; EG-LABEL: {{^}}read_workdim: +; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+\.X]] +; EG: MOV * [[VAL]], KC0[2].Z +define void @read_workdim(i32 addrspace(1)* %out) { +entry: + %dim = call i32 @llvm.r600.read.workdim() #0 + store i32 %dim, i32 addrspace(1)* %out + ret void +} + +; EG-LABEL: {{^}}read_workdim_known_bits: +define void @read_workdim_known_bits(i32 addrspace(1)* %out) { +entry: + %dim = call i32 @llvm.r600.read.workdim() #0 + %shl = shl i32 %dim, 24 + %shr = lshr i32 %shl, 24 + store i32 %shr, i32 addrspace(1)* %out + ret void +} + +; EG-LABEL: {{^}}legacy_read_workdim: +; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+\.X]] +; EG: MOV * [[VAL]], KC0[2].Z +define void @legacy_read_workdim(i32 addrspace(1)* %out) { +entry: + %dim = call i32 @llvm.AMDGPU.read.workdim() #0 + store i32 %dim, i32 addrspace(1)* %out + ret void +} + +declare i32 @llvm.r600.read.workdim() #0 +declare i32 @llvm.AMDGPU.read.workdim() #0 + +attributes #0 = { nounwind readnone } |