diff options
| author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-10-15 19:00:10 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-10-15 19:00:10 +0000 |
| commit | 3da6f0392a7d936306c8c6c75e5dd7046b551496 (patch) | |
| tree | a16a70049247dc985c717d2db17d1d3693ed34cf | |
| parent | bb20b24224734f5369d124181d086703ca439dd7 (diff) | |
| download | llvm-3da6f0392a7d936306c8c6c75e5dd7046b551496.tar.gz llvm-3da6f0392a7d936306c8c6c75e5dd7046b551496.tar.bz2 llvm-3da6f0392a7d936306c8c6c75e5dd7046b551496.tar.xz | |
Add testcase for pr14088.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165954 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | test/CodeGen/X86/pr14088.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr14088.ll b/test/CodeGen/X86/pr14088.ll new file mode 100644 index 0000000000..e55c630441 --- /dev/null +++ b/test/CodeGen/X86/pr14088.ll @@ -0,0 +1,25 @@ +; RUN: llc -mtriple x86_64-linux %s -o - | FileCheck %s +define i32 @f(i1 %foo, i16* %tm_year2, i8* %bar, i16 %zed, i32 %zed2) { +entry: + br i1 %foo, label %return, label %if.end + +if.end: + %rem = srem i32 %zed2, 100 + %conv3 = trunc i32 %rem to i16 + store i16 %conv3, i16* %tm_year2 + %sext = shl i32 %rem, 16 + %conv5 = ashr exact i32 %sext, 16 + %div = sdiv i32 %conv5, 10 + %conv6 = trunc i32 %div to i8 + store i8 %conv6, i8* %bar + br label %return + +return: + %retval.0 = phi i32 [ 0, %if.end ], [ -1, %entry ] + ret i32 %retval.0 +} + +; We were miscompiling this and using %ax instead of %cx in the movw. +; CHECK: movswl %cx, %ecx +; CHECK: movw %cx, (%rsi) +; CHECK: movslq %ecx, %rcx |