From 87234703e884cde21164aa93758ff1fb9cd95245 Mon Sep 17 00:00:00 2001 From: Matt Arsenault Date: Thu, 5 Dec 2013 05:15:35 +0000 Subject: R600/SI: Add comments for number of used registers. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196467 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/R600/register-count-comments.ll | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 test/CodeGen/R600/register-count-comments.ll (limited to 'test/CodeGen') diff --git a/test/CodeGen/R600/register-count-comments.ll b/test/CodeGen/R600/register-count-comments.ll new file mode 100644 index 0000000000..a64b2804bd --- /dev/null +++ b/test/CodeGen/R600/register-count-comments.ll @@ -0,0 +1,20 @@ +; RUN: llc -march=r600 -mcpu=SI < %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 addrspace(1)* %abase, i32 %tid + %bptr = getelementptr i32 addrspace(1)* %bbase, i32 %tid + %outptr = getelementptr i32 addrspace(1)* %out, i32 %tid + %a = load i32 addrspace(1)* %aptr, align 4 + %b = load i32 addrspace(1)* %bptr, align 4 + %result = add i32 %a, %b + store i32 %result, i32 addrspace(1)* %outptr, align 4 + ret void +} -- cgit v1.2.3