machine-outliner-retaddr-sign-same-scope-diff-key.ll
2.42 KB
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; RUN: llc -verify-machineinstrs -enable-machine-outliner -mtriple \
; RUN: aarch64-arm-none-eabi %s -o - | FileCheck %s --check-prefixes CHECK,V8A
; RUN-V83A: llc -verify-machineinstrs -enable-machine-outliner -mtriple \
; RUN-V83A: aarch64-arm-none-eabi -mattr=+v8.3a %s -o - > %t
; RUN-V83A: FileCheck --check-prefixes CHECK,V83A < %t %s
define void @a() "sign-return-address"="all" {
; CHECK-LABEL: a: // @a
; V8A: hint #25
; V83A: paciasp
; CHECK-NEXT: .cfi_negate_ra_state
%1 = alloca i32, align 4
%2 = alloca i32, align 4
%3 = alloca i32, align 4
%4 = alloca i32, align 4
%5 = alloca i32, align 4
%6 = alloca i32, align 4
store i32 1, i32* %1, align 4
store i32 2, i32* %2, align 4
store i32 3, i32* %3, align 4
store i32 4, i32* %4, align 4
store i32 5, i32* %5, align 4
store i32 6, i32* %6, align 4
; V8A: hint #29
; V83A: autiasp
ret void
; CHECK: .cfi_endproc
}
define void @b() "sign-return-address"="all" "sign-return-address-key"="b_key" {
; CHECK-LABEL: b: // @b
; CHECK: .cfi_b_key_frame
; V8A-NEXT: hint #27
; V83A-NEXT: pacibsp
; CHECK-NEXT: .cfi_negate_ra_state
%1 = alloca i32, align 4
%2 = alloca i32, align 4
%3 = alloca i32, align 4
%4 = alloca i32, align 4
%5 = alloca i32, align 4
%6 = alloca i32, align 4
store i32 1, i32* %1, align 4
store i32 2, i32* %2, align 4
store i32 3, i32* %3, align 4
store i32 4, i32* %4, align 4
store i32 5, i32* %5, align 4
store i32 6, i32* %6, align 4
; V8A-NOT: hint #29
; V83A-NOT: autiasp
ret void
; CHECK: .cfi_endproc
}
define void @c() "sign-return-address"="all" {
; CHECK-LABEL: c: // @c
; V8A: hint #25
; V83A: paciasp
; CHECK-NEXT: .cfi_negate_ra_state
%1 = alloca i32, align 4
%2 = alloca i32, align 4
%3 = alloca i32, align 4
%4 = alloca i32, align 4
%5 = alloca i32, align 4
%6 = alloca i32, align 4
store i32 1, i32* %1, align 4
store i32 2, i32* %2, align 4
store i32 3, i32* %3, align 4
store i32 4, i32* %4, align 4
store i32 5, i32* %5, align 4
store i32 6, i32* %6, align 4
; V8A: hint #29
; V83A: autiasp
ret void
; CHECK: .cfi_endproc
}
; CHECK-NOT: OUTLINED_FUNCTION_0:
; CHECK-NOT: // -- Begin function