1; RUN: llc -verify-machineinstrs -enable-machine-outliner -mtriple \ 2; RUN: aarch64-arm-none-eabi %s -o - | FileCheck %s --check-prefixes CHECK,V8A 3; RUN-V83A: llc -verify-machineinstrs -enable-machine-outliner -mtriple \ 4; RUN-V83A: aarch64-arm-none-eabi -mattr=+v8.3a %s -o - > %t 5; RUN-V83A: FileCheck --check-prefixes CHECK,V83A < %t %s 6 7define void @a() "sign-return-address"="all" "sign-return-address-key"="b_key" nounwind { 8; CHECK-LABEL: a: // @a 9; CHECK-NEXT: // %bb.0: 10; V8A: hint #27 11; V83A: pacibsp 12 %1 = alloca i32, align 4 13 %2 = alloca i32, align 4 14 %3 = alloca i32, align 4 15 %4 = alloca i32, align 4 16 %5 = alloca i32, align 4 17 %6 = alloca i32, align 4 18 store i32 1, i32* %1, align 4 19 store i32 2, i32* %2, align 4 20 store i32 3, i32* %3, align 4 21 store i32 4, i32* %4, align 4 22 store i32 5, i32* %5, align 4 23 store i32 6, i32* %6, align 4 24; V8A: hint #31 25; V83A: autibsp 26 ret void 27} 28 29define void @b() "sign-return-address"="all" "sign-return-address-key"="b_key" nounwind { 30; CHECK-LABEL: b: // @b 31; CHECK-NEXT: // %bb.0: 32; V8A: hint #27 33; V83A: pacibsp 34 %1 = alloca i32, align 4 35 %2 = alloca i32, align 4 36 %3 = alloca i32, align 4 37 %4 = alloca i32, align 4 38 %5 = alloca i32, align 4 39 %6 = alloca i32, align 4 40 store i32 1, i32* %1, align 4 41 store i32 2, i32* %2, align 4 42 store i32 3, i32* %3, align 4 43 store i32 4, i32* %4, align 4 44 store i32 5, i32* %5, align 4 45 store i32 6, i32* %6, align 4 46; V8A: hint #31 47; V83A: autibsp 48 ret void 49} 50 51define void @c() "sign-return-address"="all" "sign-return-address-key"="b_key" nounwind { 52; CHECK-LABEL: c: // @c 53; CHECK-NEXT: // %bb.0: 54; V8A: hint #27 55; V83A: pacibsp 56 %1 = alloca i32, align 4 57 %2 = alloca i32, align 4 58 %3 = alloca i32, align 4 59 %4 = alloca i32, align 4 60 %5 = alloca i32, align 4 61 %6 = alloca i32, align 4 62 store i32 1, i32* %1, align 4 63 store i32 2, i32* %2, align 4 64 store i32 3, i32* %3, align 4 65 store i32 4, i32* %4, align 4 66 store i32 5, i32* %5, align 4 67 store i32 6, i32* %6, align 4 68; V8A: hint #31 69; V83A: autibsp 70 ret void 71} 72 73; CHECK-LABEL: OUTLINED_FUNCTION_0: 74; CHECK: // %bb.0: 75; V8A-NEXT: hint #27 76; V83A-NEXT: pacibsp 77; V8A: hint #31 78; V83A: autibsp 79; CHECK-NEXT: ret 80