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llvm/llvm-project/refs/heads/users/mgcarrasco/spirv/debug-function-2/./llvm/test/CodeGen/AArch64/ptrauth-intrinsic-auth-resign.ll
blob: 52b38a5632005132e04d465b118e0a99ebd08b02 [file] [edit]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple arm64e-apple-darwin -global-isel=0 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=none | FileCheck %s -DL="L" --check-prefixes=UNCHECKED,UNCHECKED-DARWIN
; RUN: llc < %s -mtriple arm64e-apple-darwin -global-isel -global-isel-abort=1 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=none | FileCheck %s -DL="L" --check-prefixes=UNCHECKED,UNCHECKED-DARWIN
; RUN: llc < %s -mtriple arm64e-apple-darwin -global-isel=0 -verify-machineinstrs \
; RUN: | FileCheck %s -DL="L" --check-prefixes=CHECKED,CHECKED-DARWIN
; RUN: llc < %s -mtriple arm64e-apple-darwin -global-isel -global-isel-abort=1 -verify-machineinstrs \
; RUN: | FileCheck %s -DL="L" --check-prefixes=CHECKED,CHECKED-DARWIN
; RUN: llc < %s -mtriple arm64e-apple-darwin -global-isel=0 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=trap | FileCheck %s -DL="L" --check-prefixes=TRAP,TRAP-DARWIN
; RUN: llc < %s -mtriple arm64e-apple-darwin -global-isel -global-isel-abort=1 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=trap | FileCheck %s -DL="L" --check-prefixes=TRAP,TRAP-DARWIN
; RUN: llc < %s -mtriple aarch64-linux-gnu -mattr=+pauth -global-isel=0 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=none | FileCheck %s -DL=".L" --check-prefixes=UNCHECKED,UNCHECKED-ELF
; RUN: llc < %s -mtriple aarch64-linux-gnu -mattr=+pauth -global-isel -global-isel-abort=1 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=none | FileCheck %s -DL=".L" --check-prefixes=UNCHECKED,UNCHECKED-ELF
; RUN: llc < %s -mtriple aarch64-linux-gnu -mattr=+pauth -global-isel=0 -verify-machineinstrs \
; RUN: | FileCheck %s -DL=".L" --check-prefixes=CHECKED,CHECKED-ELF
; RUN: llc < %s -mtriple aarch64-linux-gnu -mattr=+pauth -global-isel -global-isel-abort=1 -verify-machineinstrs \
; RUN: | FileCheck %s -DL=".L" --check-prefixes=CHECKED,CHECKED-ELF
; RUN: llc < %s -mtriple aarch64-linux-gnu -mattr=+pauth -global-isel=0 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=trap | FileCheck %s -DL=".L" --check-prefixes=TRAP,TRAP-ELF
; RUN: llc < %s -mtriple aarch64-linux-gnu -mattr=+pauth -global-isel -global-isel-abort=1 -verify-machineinstrs \
; RUN: -aarch64-ptrauth-auth-checks=trap | FileCheck %s -DL=".L" --check-prefixes=TRAP,TRAP-ELF
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
define i64 @test_auth_ia(i64 %arg, i64 %arg1) {
; UNCHECKED-LABEL: test_auth_ia:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autia x16, x1
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autia x0, x1
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_ia:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autia x16, x1
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autia x0, x1
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_ia:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autia x16, x1
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autia x0, x1
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_0
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_0:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 0, i64 %arg1)
ret i64 %tmp
}
define i64 @test_auth_ia_zero(i64 %arg) {
; UNCHECKED-LABEL: test_auth_ia_zero:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autiza x16
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autiza x0
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_ia_zero:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autiza x16
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autiza x0
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_ia_zero:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autiza x16
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autiza x0
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_1
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_1:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 0, i64 0)
ret i64 %tmp
}
define i64 @test_auth_ib(i64 %arg, i64 %arg1) {
; UNCHECKED-LABEL: test_auth_ib:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autib x16, x1
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autib x0, x1
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_ib:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autib x16, x1
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autib x0, x1
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_ib:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autib x16, x1
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autib x0, x1
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_2
; TRAP-NEXT: brk #0xc471
; TRAP-NEXT: Lauth_success_2:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 1, i64 %arg1)
ret i64 %tmp
}
define i64 @test_auth_ib_zero(i64 %arg) {
; UNCHECKED-LABEL: test_auth_ib_zero:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autizb x16
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autizb x0
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_ib_zero:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autizb x16
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autizb x0
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_ib_zero:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autizb x16
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autizb x0
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_3
; TRAP-NEXT: brk #0xc471
; TRAP-NEXT: Lauth_success_3:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 1, i64 0)
ret i64 %tmp
}
define i64 @test_auth_da(i64 %arg, i64 %arg1) {
; UNCHECKED-LABEL: test_auth_da:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autda x16, x1
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autda x0, x1
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_da:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autda x16, x1
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autda x0, x1
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_da:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autda x16, x1
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpacd x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autda x0, x1
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpacd x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_4
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: Lauth_success_4:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 2, i64 %arg1)
ret i64 %tmp
}
define i64 @test_auth_da_zero(i64 %arg) {
; UNCHECKED-LABEL: test_auth_da_zero:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autdza x16
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autdza x0
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_da_zero:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autdza x16
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autdza x0
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_da_zero:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autdza x16
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpacd x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autdza x0
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpacd x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_5
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: Lauth_success_5:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 2, i64 0)
ret i64 %tmp
}
define i64 @test_auth_db(i64 %arg, i64 %arg1) {
; UNCHECKED-LABEL: test_auth_db:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autdb x16, x1
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autdb x0, x1
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_db:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autdb x16, x1
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autdb x0, x1
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_db:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autdb x16, x1
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpacd x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autdb x0, x1
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpacd x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_6
; TRAP-NEXT: brk #0xc473
; TRAP-NEXT: Lauth_success_6:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 3, i64 %arg1)
ret i64 %tmp
}
define i64 @test_auth_db_zero(i64 %arg) {
; UNCHECKED-LABEL: test_auth_db_zero:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autdzb x16
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autdzb x0
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_db_zero:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autdzb x16
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autdzb x0
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_db_zero:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autdzb x16
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpacd x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autdzb x0
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpacd x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_7
; TRAP-NEXT: brk #0xc473
; TRAP-NEXT: Lauth_success_7:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 3, i64 0)
ret i64 %tmp
}
;; Note that this might seem like a no-op but is actually a valid way to enforce
;; the validity of a signature.
define i64 @test_resign_ia_ia(i64 %arg, i64 %arg1, i64 %arg2) {
; UNCHECKED-LABEL: test_resign_ia_ia:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autia x16, x1
; UNCHECKED-NEXT: pacia x16, x2
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_ia_ia:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autia x16, x1
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpaci x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_0
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_0
; CHECKED-NEXT: Lauth_success_0:
; CHECKED-NEXT: pacia x16, x2
; CHECKED-NEXT: Lresign_end_0:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_ia_ia:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autia x16, x1
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpaci x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_8
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_8:
; TRAP-NEXT: pacia x16, x2
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 0, i64 %arg1, i32 0, i64 %arg2)
ret i64 %tmp
}
define i64 @test_resign_ib_ia(i64 %arg, i64 %arg1, i64 %arg2) {
; UNCHECKED-LABEL: test_resign_ib_ia:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autib x16, x1
; UNCHECKED-NEXT: pacia x16, x2
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_ib_ia:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autib x16, x1
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpaci x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_1
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_1
; CHECKED-NEXT: Lauth_success_1:
; CHECKED-NEXT: pacia x16, x2
; CHECKED-NEXT: Lresign_end_1:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_ib_ia:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autib x16, x1
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpaci x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_9
; TRAP-NEXT: brk #0xc471
; TRAP-NEXT: Lauth_success_9:
; TRAP-NEXT: pacia x16, x2
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 1, i64 %arg1, i32 0, i64 %arg2)
ret i64 %tmp
}
define i64 @test_resign_da_ia(i64 %arg, i64 %arg1, i64 %arg2) {
; UNCHECKED-LABEL: test_resign_da_ia:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autda x16, x1
; UNCHECKED-NEXT: pacia x16, x2
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_da_ia:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autda x16, x1
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpacd x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_2
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_2
; CHECKED-NEXT: Lauth_success_2:
; CHECKED-NEXT: pacia x16, x2
; CHECKED-NEXT: Lresign_end_2:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_da_ia:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autda x16, x1
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_10
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: Lauth_success_10:
; TRAP-NEXT: pacia x16, x2
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 2, i64 %arg1, i32 0, i64 %arg2)
ret i64 %tmp
}
define i64 @test_resign_db_da(i64 %arg, i64 %arg1, i64 %arg2) {
; UNCHECKED-LABEL: test_resign_db_da:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autdb x16, x1
; UNCHECKED-NEXT: pacda x16, x2
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_db_da:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autdb x16, x1
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpacd x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_3
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_3
; CHECKED-NEXT: Lauth_success_3:
; CHECKED-NEXT: pacda x16, x2
; CHECKED-NEXT: Lresign_end_3:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_db_da:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autdb x16, x1
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_11
; TRAP-NEXT: brk #0xc473
; TRAP-NEXT: Lauth_success_11:
; TRAP-NEXT: pacda x16, x2
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 3, i64 %arg1, i32 2, i64 %arg2)
ret i64 %tmp
}
define i64 @test_resign_iza_db(i64 %arg, i64 %arg1, i64 %arg2) {
; UNCHECKED-LABEL: test_resign_iza_db:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autiza x16
; UNCHECKED-NEXT: pacdb x16, x2
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_iza_db:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autiza x16
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpaci x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_4
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_4
; CHECKED-NEXT: Lauth_success_4:
; CHECKED-NEXT: pacdb x16, x2
; CHECKED-NEXT: Lresign_end_4:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_iza_db:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autiza x16
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpaci x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_12
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_12:
; TRAP-NEXT: pacdb x16, x2
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 0, i64 0, i32 3, i64 %arg2)
ret i64 %tmp
}
define i64 @test_resign_da_dzb(i64 %arg, i64 %arg1, i64 %arg2) {
; UNCHECKED-LABEL: test_resign_da_dzb:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autda x16, x1
; UNCHECKED-NEXT: pacdzb x16
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_da_dzb:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autda x16, x1
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpacd x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_5
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_5
; CHECKED-NEXT: Lauth_success_5:
; CHECKED-NEXT: pacdzb x16
; CHECKED-NEXT: Lresign_end_5:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_da_dzb:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autda x16, x1
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_13
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: Lauth_success_13:
; TRAP-NEXT: pacdzb x16
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 2, i64 %arg1, i32 3, i64 0)
ret i64 %tmp
}
define i64 @test_auth_trap_attribute(i64 %arg, i64 %arg1) "ptrauth-auth-traps" {
; UNCHECKED-LABEL: test_auth_trap_attribute:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: autia x16, x1
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autia x0, x1
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_trap_attribute:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: autia x16, x1
; CHECKED-DARWIN-NEXT: mov x17, x16
; CHECKED-DARWIN-NEXT: xpaci x17
; CHECKED-DARWIN-NEXT: cmp x16, x17
; CHECKED-ELF-NEXT: autia x0, x1
; CHECKED-ELF-NEXT: mov x8, x0
; CHECKED-ELF-NEXT: xpaci x8
; CHECKED-ELF-NEXT: cmp x0, x8
; CHECKED-NEXT: b.eq [[L]]auth_success_6
; CHECKED-NEXT: brk #0xc470
; CHECKED-NEXT: Lauth_success_6:
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_trap_attribute:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: autia x16, x1
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autia x0, x1
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_14
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_14:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 0, i64 %arg1)
ret i64 %tmp
}
define i64 @test_auth_ia_constdisc(i64 %arg) {
; UNCHECKED-LABEL: test_auth_ia_constdisc:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: mov x17, #256
; UNCHECKED-DARWIN-NEXT: autia x16, x17
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: mov x8, #256
; UNCHECKED-ELF-NEXT: autia x0, x8
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_ia_constdisc:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: mov x17, #256
; CHECKED-DARWIN-NEXT: autia x16, x17
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: mov x8, #256
; CHECKED-ELF-NEXT: autia x0, x8
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_ia_constdisc:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: mov x17, #256
; TRAP-DARWIN-NEXT: autia x16, x17
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: mov x8, #256
; TRAP-ELF-NEXT: autia x0, x8
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-NEXT: b.eq [[L]]auth_success_15
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_15:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg, i32 0, i64 256)
ret i64 %tmp
}
define i64 @test_resign_da_constdisc(i64 %arg, i64 %arg1) {
; UNCHECKED-LABEL: test_resign_da_constdisc:
; UNCHECKED: %bb.0:
; UNCHECKED-NEXT: mov x16, x0
; UNCHECKED-NEXT: autda x16, x1
; UNCHECKED-NEXT: mov x17, #256
; UNCHECKED-NEXT: pacda x16, x17
; UNCHECKED-NEXT: mov x0, x16
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_resign_da_constdisc:
; CHECKED: %bb.0:
; CHECKED-NEXT: mov x16, x0
; CHECKED-NEXT: autda x16, x1
; CHECKED-NEXT: mov x17, x16
; CHECKED-NEXT: xpacd x17
; CHECKED-NEXT: cmp x16, x17
; CHECKED-NEXT: b.eq [[L]]auth_success_7
; CHECKED-NEXT: mov x16, x17
; CHECKED-NEXT: b [[L]]resign_end_6
; CHECKED-NEXT: Lauth_success_7:
; CHECKED-NEXT: mov x17, #256
; CHECKED-NEXT: pacda x16, x17
; CHECKED-NEXT: Lresign_end_6:
; CHECKED-NEXT: mov x0, x16
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_resign_da_constdisc:
; TRAP: %bb.0:
; TRAP-NEXT: mov x16, x0
; TRAP-NEXT: autda x16, x1
; TRAP-NEXT: mov x17, x16
; TRAP-NEXT: xpacd x17
; TRAP-NEXT: cmp x16, x17
; TRAP-NEXT: b.eq [[L]]auth_success_16
; TRAP-NEXT: brk #0xc472
; TRAP-NEXT: Lauth_success_16:
; TRAP-NEXT: mov x17, #256
; TRAP-NEXT: pacda x16, x17
; TRAP-NEXT: mov x0, x16
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.resign(i64 %arg, i32 2, i64 %arg1, i32 2, i64 256)
ret i64 %tmp
}
define i64 @test_auth_ia_swapped(i64 %arg, i64 %arg1) {
; UNCHECKED-LABEL: test_auth_ia_swapped:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x1
; UNCHECKED-DARWIN-NEXT: autia x16, x0
; UNCHECKED-DARWIN-NEXT: mov x0, x16
; UNCHECKED-ELF-NEXT: autia x1, x0
; UNCHECKED-ELF-NEXT: mov x0, x1
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: test_auth_ia_swapped:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x1
; CHECKED-DARWIN-NEXT: autia x16, x0
; CHECKED-DARWIN-NEXT: mov x0, x16
; CHECKED-ELF-NEXT: autia x1, x0
; CHECKED-ELF-NEXT: mov x0, x1
; CHECKED-NEXT: ret
;
; TRAP-LABEL: test_auth_ia_swapped:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x1
; TRAP-DARWIN-NEXT: autia x16, x0
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpaci x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-ELF-NEXT: autia x1, x0
; TRAP-ELF-NEXT: mov x8, x1
; TRAP-ELF-NEXT: xpaci x8
; TRAP-ELF-NEXT: cmp x1, x8
; TRAP-NEXT: b.eq [[L]]auth_success_17
; TRAP-NEXT: brk #0xc470
; TRAP-NEXT: Lauth_success_17:
; TRAP-DARWIN-NEXT: mov x0, x16
; TRAP-ELF-NEXT: mov x0, x1
; TRAP-NEXT: ret
%tmp = call i64 @llvm.ptrauth.auth(i64 %arg1, i32 0, i64 %arg)
ret i64 %tmp
}
; Authentications should not be speculated, as they crash on failure and it is
; perfectly correct to dynamically choose the signing schema or whether to
; perform authentication at all.
define ptr @auth_speculation(i64 %signed, i1 %cond) {
; UNCHECKED-LABEL: auth_speculation:
; UNCHECKED: %bb.0:
; UNCHECKED-DARWIN-NEXT: mov x16, x0
; UNCHECKED-DARWIN-NEXT: tbz w1, #0, [[BB_ELSE:[A-Za-z0-9_.]+]]
; UNCHECKED-DARWIN-NEXT: %bb.1:
; UNCHECKED-DARWIN-NEXT: autdza x16
; UNCHECKED-DARWIN-NEXT: b [[BB_RETURN:[A-Za-z0-9_.]+]]
; UNCHECKED-DARWIN-NEXT: [[BB_ELSE]]:
; UNCHECKED-DARWIN-NEXT: autdzb x16
; UNCHECKED-DARWIN-NEXT: [[BB_RETURN]]:
; UNCHECKED-DARWIN-NEXT: ldr x8, [x16]
; UNCHECKED-ELF-NEXT: tbz w1, #0, [[BB_ELSE:[A-Za-z0-9_.]+]]
; UNCHECKED-ELF-NEXT: %bb.1:
; UNCHECKED-ELF-NEXT: autdza x0
; UNCHECKED-ELF-NEXT: b [[BB_RETURN:[A-Za-z0-9_.]+]]
; UNCHECKED-ELF-NEXT: [[BB_ELSE]]:
; UNCHECKED-ELF-NEXT: autdzb x0
; UNCHECKED-ELF-NEXT: [[BB_RETURN]]:
; UNCHECKED-ELF-NEXT: ldr x8, [x0]
; UNCHECKED-NEXT: ldr x8, [x8]
; UNCHECKED-NEXT: ldr x8, [x8]
; UNCHECKED-NEXT: ldr x0, [x8]
; UNCHECKED-NEXT: ret
;
; CHECKED-LABEL: auth_speculation:
; CHECKED: %bb.0:
; CHECKED-DARWIN-NEXT: mov x16, x0
; CHECKED-DARWIN-NEXT: tbz w1, #0, [[BB_ELSE:[A-Za-z0-9_.]+]]
; CHECKED-DARWIN-NEXT: %bb.1:
; CHECKED-DARWIN-NEXT: autdza x16
; CHECKED-DARWIN-NEXT: b [[BB_RETURN:[A-Za-z0-9_.]+]]
; CHECKED-DARWIN-NEXT: [[BB_ELSE]]:
; CHECKED-DARWIN-NEXT: autdzb x16
; CHECKED-DARWIN-NEXT: [[BB_RETURN]]:
; CHECKED-DARWIN-NEXT: ldr x8, [x16]
; CHECKED-ELF-NEXT: tbz w1, #0, [[BB_ELSE:[A-Za-z0-9_.]+]]
; CHECKED-ELF-NEXT: %bb.1:
; CHECKED-ELF-NEXT: autdza x0
; CHECKED-ELF-NEXT: b [[BB_RETURN:[A-Za-z0-9_.]+]]
; CHECKED-ELF-NEXT: [[BB_ELSE]]:
; CHECKED-ELF-NEXT: autdzb x0
; CHECKED-ELF-NEXT: [[BB_RETURN]]:
; CHECKED-ELF-NEXT: ldr x8, [x0]
; CHECKED-NEXT: ldr x8, [x8]
; CHECKED-NEXT: ldr x8, [x8]
; CHECKED-NEXT: ldr x0, [x8]
; CHECKED-NEXT: ret
;
; TRAP-LABEL: auth_speculation:
; TRAP: %bb.0:
; TRAP-DARWIN-NEXT: mov x16, x0
; TRAP-DARWIN-NEXT: tbz w1, #0, [[BB_ELSE:[A-Za-z0-9_.]+]]
; TRAP-DARWIN-NEXT: %bb.1:
; TRAP-DARWIN-NEXT: autdza x16
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpacd x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-DARWIN-NEXT: b.eq [[L]]auth_success_18
; TRAP-DARWIN-NEXT: brk #0xc472
; TRAP-DARWIN-NEXT: [[L]]auth_success_18:
; TRAP-DARWIN-NEXT: b [[BB_RETURN:[A-Za-z0-9_.]+]]
; TRAP-DARWIN-NEXT: [[BB_ELSE]]:
; TRAP-DARWIN-NEXT: autdzb x16
; TRAP-DARWIN-NEXT: mov x17, x16
; TRAP-DARWIN-NEXT: xpacd x17
; TRAP-DARWIN-NEXT: cmp x16, x17
; TRAP-DARWIN-NEXT: b.eq [[L]]auth_success_19
; TRAP-DARWIN-NEXT: brk #0xc473
; TRAP-DARWIN-NEXT: [[L]]auth_success_19:
; TRAP-DARWIN-NEXT: [[BB_RETURN]]:
; TRAP-DARWIN-NEXT: ldr x8, [x16]
; TRAP-ELF-NEXT: tbz w1, #0, [[BB_ELSE:[A-Za-z0-9_.]+]]
; TRAP-ELF-NEXT: %bb.1:
; TRAP-ELF-NEXT: autdza x0
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpacd x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-ELF-NEXT: b.eq [[L]]auth_success_18
; TRAP-ELF-NEXT: brk #0xc472
; TRAP-ELF-NEXT: [[L]]auth_success_18:
; TRAP-ELF-NEXT: b [[BB_RETURN:[A-Za-z0-9_.]+]]
; TRAP-ELF-NEXT: [[BB_ELSE]]:
; TRAP-ELF-NEXT: autdzb x0
; TRAP-ELF-NEXT: mov x8, x0
; TRAP-ELF-NEXT: xpacd x8
; TRAP-ELF-NEXT: cmp x0, x8
; TRAP-ELF-NEXT: b.eq [[L]]auth_success_19
; TRAP-ELF-NEXT: brk #0xc473
; TRAP-ELF-NEXT: [[L]]auth_success_19:
; TRAP-ELF-NEXT: [[BB_RETURN]]:
; TRAP-ELF-NEXT: ldr x8, [x0]
; TRAP-NEXT: ldr x8, [x8]
; TRAP-NEXT: ldr x8, [x8]
; TRAP-NEXT: ldr x0, [x8]
; TRAP-NEXT: ret
entry:
br i1 %cond, label %if.then, label %if.else
if.then:
%auted.then = tail call i64 @llvm.ptrauth.auth(i64 %signed, i32 2, i64 0)
br label %return
if.else:
%auted.else = tail call i64 @llvm.ptrauth.auth(i64 %signed, i32 3, i64 0)
br label %return
return:
%auted = phi i64 [ %auted.then, %if.then ], [ %auted.else, %if.else ]
; A sequence of instructions that is common to both "then" and "else"
; branches and is expensive to duplicate.
%ptr.0 = inttoptr i64 %auted to ptr
%ptr.1 = load ptr, ptr %ptr.0
%ptr.2 = load ptr, ptr %ptr.1
%ptr.3 = load ptr, ptr %ptr.2
%ptr.4 = load ptr, ptr %ptr.3
ret ptr %ptr.4
}
declare i64 @llvm.ptrauth.auth(i64, i32, i64)
declare i64 @llvm.ptrauth.resign(i64, i32, i64, i32, i64)