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|
; RUN: llc -verify-machineinstrs -mtriple=aarch64 -mattr=+pauth -mattr=+fpac -code-model=tiny \
; RUN: -relocation-model=pic < %s | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -verify-machineinstrs -mtriple=aarch64 -mattr=+pauth -code-model=tiny \
; RUN: -relocation-model=pic < %s | FileCheck --check-prefixes=CHECK,TRAP %s
; RUN: llc -verify-machineinstrs -mtriple=aarch64 -mattr=+pauth -mattr=+fpac -code-model=tiny \
; RUN: -relocation-model=pic -fast-isel < %s | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -verify-machineinstrs -mtriple=aarch64 -mattr=+pauth -code-model=tiny \
; RUN: -relocation-model=pic -fast-isel < %s | FileCheck --check-prefixes=CHECK,TRAP %s
; RUN: llc -verify-machineinstrs -mtriple=aarch64 -mattr=+pauth -mattr=+fpac -code-model=tiny \
; RUN: -relocation-model=pic -global-isel -global-isel-abort=1 < %s | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -verify-machineinstrs -mtriple=aarch64 -mattr=+pauth -code-model=tiny \
; RUN: -relocation-model=pic -global-isel -global-isel-abort=1 < %s | FileCheck --check-prefixes=CHECK,TRAP %s
; Note: fast-isel tests here will fall back to isel
@src = external local_unnamed_addr global [65536 x i8], align 1
@dst = external global [65536 x i8], align 1
@ptr = external local_unnamed_addr global ptr, align 8
define dso_preemptable void @foo1() {
; CHECK-LABEL: foo1:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x17, :got_auth:src
; NOTRAP-NEXT: ldr x8, [x17]
; NOTRAP-NEXT: autda x8, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autda x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_0
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: .Lauth_success_0:
; TRAP-NEXT: mov x8, x16
; CHECK-NEXT: ldrb w8, [x8]
; CHECK-NEXT: adr x17, :got_auth:dst
; NOTRAP-NEXT: ldr x9, [x17]
; NOTRAP-NEXT: autda x9, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autda x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_1
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: .Lauth_success_1:
; TRAP-NEXT: mov x9, x16
; CHECK-NEXT: strb w8, [x9]
; CHECK-NEXT: ret
entry:
%0 = load i8, ptr @src, align 1
store i8 %0, ptr @dst, align 1
ret void
}
define dso_preemptable void @foo2() {
; CHECK-LABEL: foo2:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x17, :got_auth:ptr
; NOTRAP-NEXT: ldr x8, [x17]
; NOTRAP-NEXT: autda x8, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autda x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_2
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: .Lauth_success_2:
; TRAP-NEXT: mov x8, x16
; CHECK-NEXT: adr x17, :got_auth:dst
; NOTRAP-NEXT: ldr x9, [x17]
; NOTRAP-NEXT: autda x9, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autda x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_3
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: .Lauth_success_3:
; TRAP-NEXT: mov x9, x16
; CHECK-NEXT: str x9, [x8]
; CHECK-NEXT: ret
entry:
store ptr @dst, ptr @ptr, align 8
ret void
}
define dso_preemptable void @foo3() {
; CHECK-LABEL: foo3:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x17, :got_auth:src
; NOTRAP-NEXT: ldr x8, [x17]
; NOTRAP-NEXT: autda x8, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autda x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_4
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: .Lauth_success_4:
; TRAP-NEXT: mov x8, x16
; CHECK-NEXT: ldrb w8, [x8]
; CHECK-NEXT: adr x17, :got_auth:ptr
; NOTRAP-NEXT: ldr x9, [x17]
; NOTRAP-NEXT: autda x9, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autda x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_5
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: .Lauth_success_5:
; TRAP-NEXT: mov x9, x16
; CHECK-NEXT: ldr x9, [x9]
; CHECK-NEXT: strb w8, [x9]
; CHECK-NEXT: ret
entry:
%0 = load i8, ptr @src, align 1
%1 = load ptr, ptr @ptr, align 8
store i8 %0, ptr %1, align 1
ret void
}
@lsrc = internal global i8 0, align 4
@ldst = internal global i8 0, align 4
@lptr = internal global ptr null, align 8
declare void @func(...)
define dso_preemptable ptr @externfuncaddr() {
; CHECK-LABEL: externfuncaddr:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x17, :got_auth:func
; NOTRAP-NEXT: ldr x0, [x17]
; NOTRAP-NEXT: autia x0, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autia x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpaci x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_6
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: .Lauth_success_6:
; TRAP-NEXT: mov x0, x16
; CHECK-NEXT: ret
entry:
ret ptr @func
}
define dso_preemptable ptr @localfuncaddr() {
; CHECK-LABEL: localfuncaddr:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x17, :got_auth:externfuncaddr
; NOTRAP-NEXT: ldr x0, [x17]
; NOTRAP-NEXT: autia x0, x17
; TRAP-NEXT: ldr x16, [x17]
; TRAP-NEXT: autia x16, x17
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpaci x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq .Lauth_success_7
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: .Lauth_success_7:
; TRAP-NEXT: mov x0, x16
; CHECK-NEXT: ret
entry:
ret ptr @externfuncaddr
}
!llvm.module.flags = !{!0}
!0 = !{i32 8, !"ptrauth-elf-got", i32 1}
|
