1*9880d681SAndroid Build Coastguard Worker; RUN: opt -simplifycfg -S %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; rdar://15268442 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 5*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-apple-darwin12.0.0" 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define i3 @coveredswitch_test( 8*9880d681SAndroid Build Coastguard Worker; CHECK: entry: 9*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: sub i3 %input, -4 10*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: zext i3 %switch.tableidx to i24 11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mul i24 %switch.cast, 3 12*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: lshr i24 7507338, %switch.shiftamt 13*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: trunc i24 %switch.downshift to i3 14*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret i3 %switch.masked 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Workerdefine i3 @coveredswitch_test(i3 %input) { 17*9880d681SAndroid Build Coastguard Workerentry: 18*9880d681SAndroid Build Coastguard Worker switch i3 %input, label %bb8 [ 19*9880d681SAndroid Build Coastguard Worker i3 0, label %bb7 20*9880d681SAndroid Build Coastguard Worker i3 1, label %bb 21*9880d681SAndroid Build Coastguard Worker i3 2, label %bb3 22*9880d681SAndroid Build Coastguard Worker i3 3, label %bb4 23*9880d681SAndroid Build Coastguard Worker i3 4, label %bb5 24*9880d681SAndroid Build Coastguard Worker i3 5, label %bb6 25*9880d681SAndroid Build Coastguard Worker ] 26*9880d681SAndroid Build Coastguard Worker 27*9880d681SAndroid Build Coastguard Workerbb: ; preds = %entry 28*9880d681SAndroid Build Coastguard Worker br label %bb8 29*9880d681SAndroid Build Coastguard Worker 30*9880d681SAndroid Build Coastguard Workerbb3: ; preds = %entry 31*9880d681SAndroid Build Coastguard Worker br label %bb8 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Workerbb4: ; preds = %entry 34*9880d681SAndroid Build Coastguard Worker br label %bb8 35*9880d681SAndroid Build Coastguard Worker 36*9880d681SAndroid Build Coastguard Workerbb5: ; preds = %entry 37*9880d681SAndroid Build Coastguard Worker br label %bb8 38*9880d681SAndroid Build Coastguard Worker 39*9880d681SAndroid Build Coastguard Workerbb6: ; preds = %entry 40*9880d681SAndroid Build Coastguard Worker br label %bb8 41*9880d681SAndroid Build Coastguard Worker 42*9880d681SAndroid Build Coastguard Workerbb7: ; preds = %entry 43*9880d681SAndroid Build Coastguard Worker br label %bb8 44*9880d681SAndroid Build Coastguard Worker 45*9880d681SAndroid Build Coastguard Workerbb8: ; preds = %bb7, %bb6, %bb5, %bb4, %bb3, %bb, %entry 46*9880d681SAndroid Build Coastguard Worker %result = phi i3 [ 0, %bb7 ], [ 1, %bb6 ], [ 2, %bb5 ], [ 3, %bb4 ], [ 4, %bb3 ], [ 5, %bb ], [ 6, %entry ] 47*9880d681SAndroid Build Coastguard Worker ret i3 %result 48*9880d681SAndroid Build Coastguard Worker} 49