1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -S -passes=instcombine | FileCheck %s
3
4define i32 @PR21929(i32 %x) {
5; CHECK-LABEL: @PR21929(
6; CHECK-NEXT:    [[REM_I:%.*]] = srem i32 [[X:%.*]], 2
7; CHECK-NEXT:    [[TMP1:%.*]] = lshr i32 [[REM_I]], 30
8; CHECK-NEXT:    [[TMP2:%.*]] = and i32 [[TMP1]], 2
9; CHECK-NEXT:    [[RET_I:%.*]] = add nsw i32 [[TMP2]], [[REM_I]]
10; CHECK-NEXT:    ret i32 [[RET_I]]
11;
12  %rem.i = srem i32 %x, 2
13  %cmp.i = icmp slt i32 %rem.i, 0
14  %add.i = select i1 %cmp.i, i32 2, i32 0
15  %ret.i = add nsw i32 %add.i, %rem.i
16  ret i32 %ret.i
17}
18
19define <2 x i32> @PR21929_vec(<2 x i32> %x) {
20; CHECK-LABEL: @PR21929_vec(
21; CHECK-NEXT:    [[REM_I:%.*]] = srem <2 x i32> [[X:%.*]], <i32 2, i32 2>
22; CHECK-NEXT:    [[TMP1:%.*]] = lshr <2 x i32> [[REM_I]], <i32 30, i32 30>
23; CHECK-NEXT:    [[TMP2:%.*]] = and <2 x i32> [[TMP1]], <i32 2, i32 2>
24; CHECK-NEXT:    [[RET_I:%.*]] = add nsw <2 x i32> [[TMP2]], [[REM_I]]
25; CHECK-NEXT:    ret <2 x i32> [[RET_I]]
26;
27  %rem.i = srem <2 x i32> %x, <i32 2, i32 2>
28  %cmp.i = icmp slt <2 x i32> %rem.i, zeroinitializer
29  %add.i = select <2 x i1> %cmp.i, <2 x i32> <i32 2, i32 2>, <2 x i32> zeroinitializer
30  %ret.i = add nsw <2 x i32> %add.i, %rem.i
31  ret <2 x i32> %ret.i
32}
33