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| author | Chris Lattner <sabre@nondot.org> | 2007-02-13 23:41:24 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-02-13 23:41:24 +0000 |
| commit | 727c2358400df54dd4b47eed042ddecb347f6880 (patch) | |
| tree | ab85e63c94f19b577100513141a3d815777e3c31 /test/CodeGen/X86/i128-mul.ll | |
| parent | 921a83a809c37901410475b1e8d9e3c755389f6e (diff) | |
| download | external_llvm-727c2358400df54dd4b47eed042ddecb347f6880.zip external_llvm-727c2358400df54dd4b47eed042ddecb347f6880.tar.gz external_llvm-727c2358400df54dd4b47eed042ddecb347f6880.tar.bz2 | |
new testcase, by Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34255 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/i128-mul.ll')
| -rw-r--r-- | test/CodeGen/X86/i128-mul.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/X86/i128-mul.ll b/test/CodeGen/X86/i128-mul.ll new file mode 100644 index 0000000..f8c732e --- /dev/null +++ b/test/CodeGen/X86/i128-mul.ll @@ -0,0 +1,12 @@ +; RUN: llvm-as < %s | llc -march=x86-64 +; PR1198 + +define i64 @foo(i64 %x, i64 %y) { + %tmp0 = zext i64 %x to i128 + %tmp1 = zext i64 %y to i128 + %tmp2 = mul i128 %tmp0, %tmp1 + %tmp7 = zext i32 64 to i128 + %tmp3 = lshr i128 %tmp2, %tmp7 + %tmp4 = trunc i128 %tmp3 to i64 + ret i64 %tmp4 +} |