llvm/test/CodeGen/X86/i128-mul.ll
Chris Lattner 727c235840 new testcase, by Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34255 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-13 23:41:24 +00:00

13 lines
333 B
LLVM

; 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
}