new testcase, by Dan Gohman

llvm-svn: 34255
2007-02-13 23:41:24 +00:00 · 2007-02-13 23:41:24 +00:00 · 9b600ab5a6
parent 6719d3d0a2
commit 9b600ab5a6
1 changed files with 12 additions and 0 deletions
--- a/llvm/test/CodeGen/X86/i128-mul.ll
+++ b/llvm/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
+}