37 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes=simplifycfg,instcombine -simplifycfg-require-and-preserve-domtree=1 -S < %s | FileCheck %s3 4define zeroext i1 @switch_ob_one_two_cases(i32 %arg) {5; CHECK-LABEL: @switch_ob_one_two_cases(6; CHECK-NEXT: bb:7; CHECK-NEXT: [[TMP0:%.*]] = and i32 [[ARG:%.*]], -38; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i32 [[TMP0]], 09; CHECK-NEXT: ret i1 [[TMP1]]10;11bb:12 switch i32 %arg, label %bb1 [13 i32 0, label %bb214 i32 2, label %bb215 ]16 17bb1:18 br label %bb219 20bb2:21 %i = phi i1 [ false, %bb1 ], [ true, %bb ], [ true, %bb ]22 ret i1 %i23}24 25define zeroext i1 @switch_ob_one_two_cases2(i32 %arg) {26; CHECK-LABEL: @switch_ob_one_two_cases2(27; CHECK-NEXT: [[I:%.*]] = icmp eq i32 [[ARG:%.*]], 728; CHECK-NEXT: [[I1:%.*]] = icmp eq i32 [[ARG]], 1129; CHECK-NEXT: [[I2:%.*]] = or i1 [[I]], [[I1]]30; CHECK-NEXT: ret i1 [[I2]]31;32 %i = icmp eq i32 %arg, 733 %i1 = icmp eq i32 %arg, 1134 %i2 = or i1 %i, %i135 ret i1 %i236}37