1*9880d681SAndroid Build Coastguard Worker; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdefine void @f(i1 %d1, i1 %d2) safestack { 5*9880d681SAndroid Build Coastguard Workerentry: 6*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define void @f( 7*9880d681SAndroid Build Coastguard Worker; CHECK: %[[USP:.*]] = load i8*, i8** @__safestack_unsafe_stack_ptr 8*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: getelementptr i8, i8* %[[USP]], i32 -16 9*9880d681SAndroid Build Coastguard Worker; CHECK: br i1 %d1, label %[[BB0:.*]], label %[[BB1:.*]] 10*9880d681SAndroid Build Coastguard Worker %a = alloca i32, align 8 11*9880d681SAndroid Build Coastguard Worker %b = alloca i32, align 8 12*9880d681SAndroid Build Coastguard Worker br i1 %d1, label %bb0, label %bb1 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Workerbb0: 15*9880d681SAndroid Build Coastguard Worker; CHECK: [[BB0]]: 16*9880d681SAndroid Build Coastguard Worker; CHECK: %[[Ai8:.*]] = getelementptr i8, i8* %unsafe_stack_ptr, i32 17*9880d681SAndroid Build Coastguard Worker; CHECK: %[[AUNSAFE:.*]] = bitcast i8* %[[Ai8]] to i32* 18*9880d681SAndroid Build Coastguard Worker; CHECK: br i1 19*9880d681SAndroid Build Coastguard Worker br i1 %d2, label %bb2, label %bb2 20*9880d681SAndroid Build Coastguard Worker 21*9880d681SAndroid Build Coastguard Workerbb1: 22*9880d681SAndroid Build Coastguard Worker; CHECK: [[BB1]]: 23*9880d681SAndroid Build Coastguard Worker; CHECK: %[[Bi8:.*]] = getelementptr i8, i8* %unsafe_stack_ptr, i32 24*9880d681SAndroid Build Coastguard Worker; CHECK: %[[BUNSAFE:.*]] = bitcast i8* %[[Bi8]] to i32* 25*9880d681SAndroid Build Coastguard Worker; CHECK: br label 26*9880d681SAndroid Build Coastguard Worker br label %bb2 27*9880d681SAndroid Build Coastguard Worker 28*9880d681SAndroid Build Coastguard Workerbb2: 29*9880d681SAndroid Build Coastguard Worker; CHECK: phi i32* [ %[[AUNSAFE]], %[[BB0]] ], [ %[[AUNSAFE]], %[[BB0]] ], [ %[[BUNSAFE]], %[[BB1]] ] 30*9880d681SAndroid Build Coastguard Worker %c = phi i32* [ %a, %bb0 ], [ %a, %bb0 ], [ %b, %bb1 ] 31*9880d681SAndroid Build Coastguard Worker call void @capture(i32* %c) 32*9880d681SAndroid Build Coastguard Worker ret void 33*9880d681SAndroid Build Coastguard Worker} 34*9880d681SAndroid Build Coastguard Worker 35*9880d681SAndroid Build Coastguard Workerdeclare void @capture(i32*) 36