Should fix the selfhost failures that started with r127463.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127465
91177308-0d34-0410-b5e6-
96231b3b80d8
}
// Are we still trying to solve for the sign bit?
- if (Mask.isNegative() && !KnownZero.isNegative() && !KnownOne.isNegative()){
+ if (I->getOpcode() == Instruction::Add &&
+ Mask.isNegative() && !KnownZero.isNegative() && !KnownOne.isNegative()){
OverflowingBinaryOperator *OBO = cast<OverflowingBinaryOperator>(I);
if (OBO->hasNoSignedWrap()) {
// Adding two positive numbers can't wrap into negative ...
; CHECK-NEXT: store <2 x i16>
; CHECK-NEXT: ret
}
+
+define i64 @test12(i32 %x) nounwind {
+ %shr = lshr i32 %x, 1
+ %sub = sub nsw i32 0, %shr
+ %conv = sext i32 %sub to i64
+ ret i64 %conv
+; CHECK: @test12
+; CHECK: sext
+; CHECK: ret
+}