diff options
Diffstat (limited to 'test/CodeGen/AMDGPU/register-count-comments.ll')
| -rw-r--r-- | test/CodeGen/AMDGPU/register-count-comments.ll | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/register-count-comments.ll b/test/CodeGen/AMDGPU/register-count-comments.ll new file mode 100644 index 000000000000..de6bfb310883 --- /dev/null +++ b/test/CodeGen/AMDGPU/register-count-comments.ll @@ -0,0 +1,27 @@ +; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs -asm-verbose < %s | FileCheck -check-prefix=SI %s + +declare i32 @llvm.SI.tid() nounwind readnone + +; SI-LABEL: {{^}}foo: +; SI: .section .AMDGPU.csdata +; SI: ; Kernel info: +; SI: ; NumSgprs: {{[0-9]+}} +; SI: ; NumVgprs: {{[0-9]+}} +define void @foo(i32 addrspace(1)* noalias %out, i32 addrspace(1)* %abase, i32 addrspace(1)* %bbase) nounwind { + %tid = call i32 @llvm.SI.tid() nounwind readnone + %aptr = getelementptr i32, i32 addrspace(1)* %abase, i32 %tid + %bptr = getelementptr i32, i32 addrspace(1)* %bbase, i32 %tid + %outptr = getelementptr i32, i32 addrspace(1)* %out, i32 %tid + %a = load i32, i32 addrspace(1)* %aptr, align 4 + %b = load i32, i32 addrspace(1)* %bptr, align 4 + %result = add i32 %a, %b + store i32 %result, i32 addrspace(1)* %outptr, align 4 + ret void +} + +; SI-LABEL: {{^}}one_vgpr_used: +; SI: NumVgprs: 1 +define void @one_vgpr_used(i32 addrspace(1)* %out, i32 %x) nounwind { + store i32 %x, i32 addrspace(1)* %out, align 4 + ret void +} |