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author | Evan Cheng <evan.cheng@apple.com> | 2009-08-10 20:25:59 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2009-08-10 20:25:59 +0000 |
commit | 898c62b4036f13a156a58c437f43f4fcb17923a0 (patch) | |
tree | c71cfda8ed5cd85d772e28ce75e99638523aea48 /test/CodeGen/Thumb2/2009-08-10-ISelBug.ll | |
parent | a4509893aacf06a14f470c0981aa90b7248423a8 (diff) | |
download | external_llvm-898c62b4036f13a156a58c437f43f4fcb17923a0.zip external_llvm-898c62b4036f13a156a58c437f43f4fcb17923a0.tar.gz external_llvm-898c62b4036f13a156a58c437f43f4fcb17923a0.tar.bz2 |
Handle the constantfp created during post-legalization dag combiner phase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78594 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2/2009-08-10-ISelBug.ll')
-rw-r--r-- | test/CodeGen/Thumb2/2009-08-10-ISelBug.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/2009-08-10-ISelBug.ll b/test/CodeGen/Thumb2/2009-08-10-ISelBug.ll new file mode 100644 index 0000000..4c07aa0 --- /dev/null +++ b/test/CodeGen/Thumb2/2009-08-10-ISelBug.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | llc -mtriple=thumbv7-apple-darwin -mattr=+vfp2 + +define arm_apcscc float @t1(i32 %v0) nounwind { +entry: + store i32 undef, i32* undef, align 4 + %0 = load [4 x i8]** undef, align 4 ; <[4 x i8]*> [#uses=1] + %1 = load i8* undef, align 1 ; <i8> [#uses=1] + %2 = zext i8 %1 to i32 ; <i32> [#uses=1] + %3 = getelementptr [4 x i8]* %0, i32 %v0, i32 0 ; <i8*> [#uses=1] + %4 = load i8* %3, align 1 ; <i8> [#uses=1] + %5 = zext i8 %4 to i32 ; <i32> [#uses=1] + %6 = sub i32 %5, %2 ; <i32> [#uses=1] + %7 = sitofp i32 %6 to float ; <float> [#uses=1] + ret float %7 +} |