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| author | Evan Cheng <evan.cheng@apple.com> | 2008-03-07 20:12:54 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-03-07 20:12:54 +0000 |
| commit | d68f47c6fd744e051f7f2d97b6366d40bf27c438 (patch) | |
| tree | 7f7b8922674b3b2e78f1dfbe9588d2530d469432 /test/CodeGen | |
| parent | c77e4d1569ab66f735a9d508bfa46985f2046c60 (diff) | |
| download | external_llvm-d68f47c6fd744e051f7f2d97b6366d40bf27c438.zip external_llvm-d68f47c6fd744e051f7f2d97b6366d40bf27c438.tar.gz external_llvm-d68f47c6fd744e051f7f2d97b6366d40bf27c438.tar.bz2 | |
Fixed a register scavenger bug. If a def is re-defining part of a super register, there must be an implicit def of the super-register on the MI.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48024 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/ARM/2008-03-07-RegScavengerAssert.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/2008-03-07-RegScavengerAssert.ll b/test/CodeGen/ARM/2008-03-07-RegScavengerAssert.ll new file mode 100644 index 0000000..70f1774 --- /dev/null +++ b/test/CodeGen/ARM/2008-03-07-RegScavengerAssert.ll @@ -0,0 +1,20 @@ +; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin -mattr=+v6,+vfp2 + +@accum = external global { double, double } ; <{ double, double }*> [#uses=1] +@.str = external constant [4 x i8] ; <[4 x i8]*> [#uses=1] + +define i32 @main() { +entry: + br label %bb74.i +bb74.i: ; preds = %bb88.i, %bb74.i, %entry + br i1 false, label %bb88.i, label %bb74.i +bb88.i: ; preds = %bb74.i + br i1 false, label %mandel.exit, label %bb74.i +mandel.exit: ; preds = %bb88.i + %tmp2 = volatile load double* getelementptr ({ double, double }* @accum, i32 0, i32 0), align 8 ; <double> [#uses=1] + %tmp23 = fptosi double %tmp2 to i32 ; <i32> [#uses=1] + %tmp5 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), i32 %tmp23 ) ; <i32> [#uses=0] + ret i32 0 +} + +declare i32 @printf(i8*, ...) |