R600/SI: Make sendmsg test more strict

We want to make sure that the m0 copies are being cse'd.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@237134 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/R600/llvm.SI.sendmsg.ll b/test/CodeGen/R600/llvm.SI.sendmsg.ll
index ce3800241953c00c79879b5b5dc3f46864f2a815..09675d5033552afade20a09914aeefd3b050d0d8 100644 (file)
--- a/test/CodeGen/R600/llvm.SI.sendmsg.ll
+++ b/test/CodeGen/R600/llvm.SI.sendmsg.ll
@@ -2,6 +2,8 @@
 ;RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck %s
 
 ; CHECK-LABEL: {{^}}main:
+; CHECK: s_mov_b32 m0, 0
+; CHECK-NOT: s_mov_b32 m0
 ; CHECK: s_sendmsg Gs(emit stream 0)
 ; CHECK: s_sendmsg Gs(cut stream 1)
 ; CHECK: s_sendmsg Gs(emit-cut stream 2)