diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/merge-store-usedef.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/merge-store-usedef.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/merge-store-usedef.ll b/llvm/test/CodeGen/AMDGPU/merge-store-usedef.ll new file mode 100644 index 00000000000..e4a36d7e691 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/merge-store-usedef.ll @@ -0,0 +1,23 @@ +; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck %s +; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s + +; CHECK-LABEL: {{^}}test1: +; CHECK: ds_write_b32 +; CHECK: ds_read_b32 +; CHECK: ds_write_b32 +define amdgpu_vs void @test1(i32 %v) #0 { + %p0 = getelementptr i32, i32 addrspace(3)* null, i32 0 + %p1 = getelementptr i32, i32 addrspace(3)* null, i32 1 + + store i32 %v, i32 addrspace(3)* %p0 + + call void @llvm.SI.tbuffer.store.i32(<16 x i8> undef, i32 %v, i32 1, i32 undef, i32 undef, i32 0, i32 4, i32 4, i32 1, i32 0, i32 1, i32 1, i32 0) + + %w = load i32, i32 addrspace(3)* %p0 + store i32 %w, i32 addrspace(3)* %p1 + ret void +} + +declare void @llvm.SI.tbuffer.store.i32(<16 x i8>, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32) #0 + +attributes #0 = { nounwind } |
