An additional atomic test; related to r137662.

llvm-svn: 137786
2011-08-16 23:29:17 +00:00 · 2011-08-16 23:29:17 +00:00 · e1df253200
parent 223383ed6c
commit e1df253200
1 changed files with 9 additions and 0 deletions
--- a/llvm/test/Transforms/InstCombine/atomic.ll
+++ b/llvm/test/Transforms/InstCombine/atomic.ll
@ -13,3 +13,12 @@ define i32* @test1(i8** %p) {
  ret i32* %r
 }

+define i32 @test2(i32* %p) {
+; CHECK: define i32 @test2
+; CHECK: %x = load atomic i32* %p seq_cst, align 4
+; CHECK: shl i32 %x, 1
+  %x = load atomic i32* %p seq_cst, align 4
+  %y = load i32* %p, align 4
+  %z = add i32 %x, %y
+  ret i32 %z
+}