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| author | Evan Cheng <evan.cheng@apple.com> | 2008-03-05 22:09:42 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-03-05 22:09:42 +0000 |
| commit | e4dc3b26de711866d996d9c88052d70413492dc4 (patch) | |
| tree | 4314f6810c9b690c54dd12139bffae6b5c113344 /test/CodeGen/PowerPC | |
| parent | 40a92a12a48a2ead0fb7b5f988a83e63d87672af (diff) | |
| download | external_llvm-e4dc3b26de711866d996d9c88052d70413492dc4.zip external_llvm-e4dc3b26de711866d996d9c88052d70413492dc4.tar.gz external_llvm-e4dc3b26de711866d996d9c88052d70413492dc4.tar.bz2 | |
Fix a coalescer bug wrt how dead copy interval is shortened.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47966 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/PowerPC')
| -rw-r--r-- | test/CodeGen/PowerPC/2008-03-05-RegScavengerAssert.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/2008-03-05-RegScavengerAssert.ll b/test/CodeGen/PowerPC/2008-03-05-RegScavengerAssert.ll new file mode 100644 index 0000000..4f27b84 --- /dev/null +++ b/test/CodeGen/PowerPC/2008-03-05-RegScavengerAssert.ll @@ -0,0 +1,18 @@ +; RUN: llvm-as < %s | llc -mtriple=powerpc-apple-darwin -enable-ppc-regscavenger + +declare i8* @bar(i32) + +define void @foo(i8* %pp) nounwind { +entry: + %tmp2 = tail call i8* @bar( i32 14 ) nounwind ; <i8*> [#uses=0] + %tmp28 = bitcast i8* %pp to void ()** ; <void ()**> [#uses=1] + %tmp38 = load void ()** %tmp28, align 4 ; <void ()*> [#uses=2] + br i1 false, label %bb34, label %bb25 +bb25: ; preds = %entry + %tmp30 = bitcast void ()* %tmp38 to void (i8*)* ; <void (i8*)*> [#uses=1] + tail call void %tmp30( i8* null ) nounwind + ret void +bb34: ; preds = %entry + tail call void %tmp38( ) nounwind + ret void +} |