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-rw-r--r--test/CodeGen/PowerPC/2007-09-11-RegCoalescerAssert.ll9
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/2007-09-11-RegCoalescerAssert.ll b/test/CodeGen/PowerPC/2007-09-11-RegCoalescerAssert.ll
new file mode 100644
index 0000000..d12698b
--- /dev/null
+++ b/test/CodeGen/PowerPC/2007-09-11-RegCoalescerAssert.ll
@@ -0,0 +1,9 @@
+; RUN: llc < %s -march=ppc64
+
+ %struct.TCMalloc_SpinLock = type { i32 }
+
+define void @_ZN17TCMalloc_SpinLock4LockEv(%struct.TCMalloc_SpinLock* %this) {
+entry:
+ %tmp3 = call i32 asm sideeffect "1: lwarx $0, 0, $1\0A\09stwcx. $2, 0, $1\0A\09bne- 1b\0A\09isync", "=&r,=*r,r,1,~{dirflag},~{fpsr},~{flags},~{memory}"( i32** null, i32 1, i32* null ) ; <i32> [#uses=0]
+ unreachable
+}