diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp --- a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp @@ -1044,8 +1044,7 @@ // Match RemOpV = X / C0 if (MatchDiv(RemOpV, DivOpV, DivOpC, IsSigned) && X == DivOpV && C0 == DivOpC && !MulWillOverflow(C0, C1, IsSigned)) { - Value *NewDivisor = - ConstantInt::get(X->getType()->getContext(), C0 * C1); + Value *NewDivisor = ConstantInt::get(X->getType(), C0 * C1); return IsSigned ? Builder.CreateSRem(X, NewDivisor, "srem") : Builder.CreateURem(X, NewDivisor, "urem"); } diff --git a/llvm/test/Transforms/InstCombine/add4.ll b/llvm/test/Transforms/InstCombine/add4.ll --- a/llvm/test/Transforms/InstCombine/add4.ll +++ b/llvm/test/Transforms/InstCombine/add4.ll @@ -14,6 +14,20 @@ ret i64 %t4 } +define <2 x i64> @match_unsigned_vector(<2 x i64> %x) { +; CHECK-LABEL: @match_unsigned_vector( +; CHECK-NEXT: bb: +; CHECK-NEXT: [[UREM:%.*]] = urem <2 x i64> [[X:%.*]], +; CHECK-NEXT: ret <2 x i64> [[UREM]] +; +bb: + %tmp = urem <2 x i64> %x, + %tmp1 = udiv <2 x i64> %x, + %tmp2 = urem <2 x i64> %tmp1, + %tmp3 = mul <2 x i64> %tmp2, + %tmp4 = add <2 x i64> %tmp, %tmp3 + ret <2 x i64> %tmp4 +} define i64 @match_andAsRem_lshrAsDiv_shlAsMul(i64 %x) { ; CHECK-LABEL: @match_andAsRem_lshrAsDiv_shlAsMul( ; CHECK-NEXT: [[UREM:%.*]] = urem i64 [[X:%.*]], 576 @@ -44,6 +58,25 @@ ret i64 %t8 } +define <2 x i64> @match_signed_vector(<2 x i64> %x) { +; CHECK-LABEL: @match_signed_vector( +; CHECK-NEXT: bb: +; CHECK-NEXT: [[SREM1:%.*]] = srem <2 x i64> [[X:%.*]], +; CHECK-NEXT: ret <2 x i64> [[SREM1]] +; +bb: + %tmp = srem <2 x i64> %x, + %tmp1 = sdiv <2 x i64> %x, + %tmp2 = srem <2 x i64> %tmp1, + %tmp3 = sdiv <2 x i64> %x, + %tmp4 = srem <2 x i64> %tmp3, + %tmp5 = mul <2 x i64> %tmp2, + %tmp6 = add <2 x i64> %tmp, %tmp5 + %tmp7 = mul <2 x i64> %tmp4, + %tmp8 = add <2 x i64> %tmp6, %tmp7 + ret <2 x i64> %tmp8 +} + define i64 @not_match_inconsistent_signs(i64 %x) { ; CHECK-LABEL: @not_match_inconsistent_signs( ; CHECK-NEXT: [[T:%.*]] = urem i64 [[X:%.*]], 299