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; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=0 -fast-isel=0 \
; RUN: -relocation-model=pic -mattr=+pauth -mattr=+fpac -o - %s | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=0 -fast-isel=0 \
; RUN: -relocation-model=pic -mattr=+pauth -o - %s | FileCheck --check-prefixes=CHECK,TRAP %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=0 -fast-isel=1 \
; RUN: -relocation-model=pic -mattr=+pauth -mattr=+fpac -o - %s | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=0 -fast-isel=1 \
; RUN: -relocation-model=pic -mattr=+pauth -o - %s | FileCheck --check-prefixes=CHECK,TRAP %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=1 -global-isel-abort=1 \
; RUN: -relocation-model=pic -mattr=+pauth -mattr=+fpac -o - %s | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=1 -global-isel-abort=1 \
; RUN: -relocation-model=pic -mattr=+pauth -o - %s | FileCheck --check-prefixes=CHECK,TRAP %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=0 -fast-isel=0 \
; RUN: -relocation-model=pic -filetype=obj -mattr=+pauth -o /dev/null %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=0 -fast-isel=1 \
; RUN: -relocation-model=pic -filetype=obj -mattr=+pauth -o /dev/null %s
; RUN: llc -mtriple=aarch64-none-linux-gnu -asm-verbose=false -global-isel=1 -global-isel-abort=1 \
; RUN: -relocation-model=pic -filetype=obj -mattr=+pauth -o /dev/null %s
;; Note: for FastISel, we fall back to SelectionDAG
declare void @consume(i32)
declare void @func()
define void @aliasee_func() {
ret void
}
@alias_func = alias void (), ptr @aliasee_func
@aliasee_global = global i32 42
@alias_global = alias i32, ptr @aliasee_global
define void @foo() nounwind {
; CHECK-LABEL: foo:
entry:
call void @consume(i32 ptrtoint (ptr @func to i32))
; CHECK: adrp x17, :got_auth:func
; CHECK-NEXT: add x17, x17, :got_auth_lo12:func
; NOTRAP-NEXT: ldr x[[TMP0:[0-9]+]], [x17]
; NOTRAP-NEXT: autia x[[TMP0]], 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_0
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: .Lauth_success_0:
; TRAP-NEXT: mov x[[TMP0:[0-9]+]], x16
call void @consume(i32 ptrtoint (ptr @alias_func to i32))
; CHECK: adrp x17, :got_auth:alias_func
; CHECK-NEXT: add x17, x17, :got_auth_lo12:alias_func
; NOTRAP-NEXT: ldr x[[TMP1:[0-9]+]], [x17]
; NOTRAP-NEXT: autia x[[TMP1]], 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_1
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: .Lauth_success_1:
; TRAP-NEXT: mov x[[TMP1:[0-9]+]], x16
call void @consume(i32 ptrtoint (ptr @alias_global to i32))
; CHECK: adrp x17, :got_auth:alias_global
; CHECK-NEXT: add x17, x17, :got_auth_lo12:alias_global
; NOTRAP-NEXT: ldr x[[TMP2:[0-9]+]], [x17]
; NOTRAP-NEXT: autda x[[TMP2]], 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 x[[TMP2:[0-9]+]], x16
ret void
}
!llvm.module.flags = !{!0}
!0 = !{i32 8, !"ptrauth-elf-got", i32 1}
|
