llvm/test/Transforms/InstCombine/2007-06-06-AshrSignBit.ll
Lauro Ramos Venancio a1cca17d77 Add a test for PR1499.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37473 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-06 17:10:02 +00:00

23 lines
654 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {ashr}
; PR1499
define void @av_cmp_q_cond_true(i32* %retval, i32* %tmp9, i64* %tmp10) {
newFuncRoot:
br label %cond_true
return.exitStub: ; preds = %cond_true
ret void
cond_true: ; preds = %newFuncRoot
%tmp30 = load i64* %tmp10 ; <i64> [#uses=1]
%.cast = zext i32 63 to i64 ; <i64> [#uses=1]
%tmp31 = ashr i64 %tmp30, %.cast ; <i64> [#uses=1]
%tmp3132 = trunc i64 %tmp31 to i32 ; <i32> [#uses=1]
%tmp33 = or i32 %tmp3132, 1 ; <i32> [#uses=1]
store i32 %tmp33, i32* %tmp9
%tmp34 = load i32* %tmp9 ; <i32> [#uses=1]
store i32 %tmp34, i32* %retval
br label %return.exitStub
}