diff options
| author | dim <dim@FreeBSD.org> | 2012-08-15 19:34:23 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2012-08-15 19:34:23 +0000 |
| commit | 721c201bd55ffb73cb2ba8d39e0570fa38c44e15 (patch) | |
| tree | eacfc83d988e4b9d11114387ae7dc41243f2a363 /test/CodeGen/ARM/smml.ll | |
| parent | 2b2816e083a455f7a656ae88b0fd059d1688bb36 (diff) | |
| download | FreeBSD-src-721c201bd55ffb73cb2ba8d39e0570fa38c44e15.zip FreeBSD-src-721c201bd55ffb73cb2ba8d39e0570fa38c44e15.tar.gz | |
Vendor import of llvm trunk r161861:
http://llvm.org/svn/llvm-project/llvm/trunk@161861
Diffstat (limited to 'test/CodeGen/ARM/smml.ll')
| -rw-r--r-- | test/CodeGen/ARM/smml.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/smml.ll b/test/CodeGen/ARM/smml.ll new file mode 100644 index 0000000..99df0d4 --- /dev/null +++ b/test/CodeGen/ARM/smml.ll @@ -0,0 +1,13 @@ +; RUN: llc < %s -march=arm -mcpu=cortex-a8 | FileCheck %s +define i32 @f(i32 %a, i32 %b, i32 %c) nounwind readnone ssp { +entry: +; CHECK-NOT: smmls + %conv4 = zext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %conv2 = sext i32 %c to i64 + %mul = mul nsw i64 %conv2, %conv1 + %shr5 = lshr i64 %mul, 32 + %sub = sub nsw i64 %conv4, %shr5 + %conv3 = trunc i64 %sub to i32 + ret i32 %conv3 +} |
