1 ; RUN: llc -verify-machineinstrs -enable-machine-outliner -mtriple \
2 ; RUN: aarch64 %s -o - | FileCheck %s --check-prefixes CHECK,V8A
3 ; RUN-V83A: llc -verify-machineinstrs -enable-machine-outliner -mtriple \
4 ; RUN-V83A: aarch64 -mattr=+v8.3a %s -o - > %t
5 ; RUN-V83A: FileCheck --check-prefixes CHECK,V83A < %t %s
7 define i64 @a(i64 %x) "sign-return-address"="non-leaf" "sign-return-address-key"="b_key" {
8 ; CHECK-LABEL: a: // @a
9 ; CHECK: .cfi_b_key_frame
12 ; CHECK-NEXT: .cfi_negate_ra_state
13 %1 = alloca i32, align 4
14 %2 = alloca i32, align 4
15 %3 = alloca i32, align 4
16 %4 = alloca i32, align 4
17 %5 = alloca i32, align 4
18 %6 = alloca i32, align 4
19 store i32 1, ptr %1, align 4
20 store i32 2, ptr %2, align 4
21 store i32 3, ptr %3, align 4
22 store i32 4, ptr %4, align 4
23 store i32 5, ptr %5, align 4
24 store i32 6, ptr %6, align 4
25 call void asm sideeffect "mov x30, $0", "r,~{lr}"(i64 %x) #1
29 define i64 @b(i64 %x) "sign-return-address"="non-leaf" "sign-return-address-key"="b_key" {
30 ; CHECK-LABEL: b: // @b
31 ; CHECK: .cfi_b_key_frame
34 ; CHECK-NEXT: .cfi_negate_ra_state
35 %1 = alloca i32, align 4
36 %2 = alloca i32, align 4
37 %3 = alloca i32, align 4
38 %4 = alloca i32, align 4
39 %5 = alloca i32, align 4
40 %6 = alloca i32, align 4
41 store i32 1, ptr %1, align 4
42 store i32 2, ptr %2, align 4
43 store i32 3, ptr %3, align 4
44 store i32 4, ptr %4, align 4
45 store i32 5, ptr %5, align 4
46 store i32 6, ptr %6, align 4
47 call void asm sideeffect "mov x30, $0", "r,~{lr}"(i64 %x) #1
51 define i64 @c(i64 %x) "sign-return-address"="non-leaf" "sign-return-address-key"="b_key" {
52 ; CHECK-LABEL: c: // @c
53 ; CHECK: .cfi_b_key_frame
56 ; CHECK-NEXT: .cfi_negate_ra_state
57 %1 = alloca i32, align 4
58 %2 = alloca i32, align 4
59 %3 = alloca i32, align 4
60 %4 = alloca i32, align 4
61 %5 = alloca i32, align 4
62 %6 = alloca i32, align 4
63 store i32 1, ptr %1, align 4
64 store i32 2, ptr %2, align 4
65 store i32 3, ptr %3, align 4
66 store i32 4, ptr %4, align 4
67 store i32 5, ptr %5, align 4
68 store i32 6, ptr %6, align 4
69 call void asm sideeffect "mov x30, $0", "r,~{lr}"(i64 %x) #1
73 ; Outlined function is leaf-function => don't sign it
74 ; CHECK-LABEL: OUTLINED_FUNCTION_0:
75 ; CHECK-NOT: .cfi_b_key_frame
76 ; CHECK-NOT: paci{{[a,b]}}sp
77 ; CHECK-NOT: hint #2{{[5,7]}}
78 ; CHECK-NOT: .cfi_negate_ra_state
79 ; CHECK-NOT: auti{{[a,b]}}sp