diff options
Diffstat (limited to 'test/CodeGen/X86/2011-01-10-DagCombineHang.ll')
| -rw-r--r-- | test/CodeGen/X86/2011-01-10-DagCombineHang.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2011-01-10-DagCombineHang.ll b/test/CodeGen/X86/2011-01-10-DagCombineHang.ll new file mode 100644 index 00000000000..bf438b82edf --- /dev/null +++ b/test/CodeGen/X86/2011-01-10-DagCombineHang.ll @@ -0,0 +1,15 @@ +; RUN: llc < %s -mtriple=x86_64-apple-darwin10 +; This formerly got DagCombine into a loop, PR 8916. + +define i32 @foo(i64 %x, i64 %y, i64 %z, i32 %a, i32 %b) { +entry: + %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] + %t1 = shl i64 %x, 15 + %t2 = and i64 %t1, 4294934528 + %t3 = or i64 %t2, %y + %t4 = xor i64 %z, %t3 + %t5 = trunc i64 %t4 to i32 + %t6 = add i32 %a, %t5 + %t7 = add i32 %t6, %b + ret i32 %t7 +} |