llvm-mirror/test/CodeGen/AArch64/stack-protector-target.ll
Mandeep Singh Grang 4404a659c5 [COFF, ARM64] Add support for MSVC buffer security check
Reviewers: rnk, mstorsjo, compnerd, efriedma, TomTan

Reviewed By: rnk

Subscribers: javed.absar, kristof.beyls, chrib, llvm-commits

Differential Revision: https://reviews.llvm.org/D54248

llvm-svn: 346469
2018-11-09 02:48:36 +00:00

38 lines
1.5 KiB
LLVM

; Test target-specific stack cookie location.
; RUN: llc -mtriple=aarch64-linux-android < %s -o - | FileCheck --check-prefix=ANDROID-AARCH64 %s
; RUN: llc -mtriple=aarch64-fuchsia < %s -o - | FileCheck --check-prefixes=FUCHSIA-AARCH64-COMMON,FUCHSIA-AARCH64-USER %s
; RUN: llc -mtriple=aarch64-fuchsia -code-model=kernel < %s -o - | FileCheck --check-prefixes=FUCHSIA-AARCH64-COMMON,FUCHSIA-AARCH64-KERNEL %s
; RUN: llc -mtriple=aarch64-windows < %s -o - | FileCheck --check-prefix=WINDOWS-AARCH64 %s
define void @_Z1fv() sspreq {
entry:
%x = alloca i32, align 4
%0 = bitcast i32* %x to i8*
call void @_Z7CapturePi(i32* nonnull %x)
ret void
}
declare void @_Z7CapturePi(i32*)
; ANDROID-AARCH64: mrs [[A:.*]], TPIDR_EL0
; ANDROID-AARCH64: ldr [[B:.*]], {{\[}}[[A]], #40]
; ANDROID-AARCH64: str [[B]], [sp,
; ANDROID-AARCH64: ldr [[C:.*]], {{\[}}[[A]], #40]
; ANDROID-AARCH64: ldr [[D:.*]], [sp,
; ANDROID-AARCH64: cmp [[C]], [[D]]
; FUCHSIA-AARCH64-USER: mrs [[A:.*]], TPIDR_EL0
; FUCHSIA-AARCH64-KERNEL: mrs [[A:.*]], TPIDR_EL1
; FUCHSIA-AARCH64-COMMON: ldur [[B:.*]], {{\[}}[[A]], #-16]
; FUCHSIA-AARCH64-COMMON: str [[B]], [sp,
; FUCHSIA-AARCH64-COMMON: ldur [[C:.*]], {{\[}}[[A]], #-16]
; FUCHSIA-AARCH64-COMMON: ldr [[D:.*]], [sp,
; FUCHSIA-AARCH64-COMMON: cmp [[C]], [[D]]
; WINDOWS-AARCH64: adrp x8, __security_cookie
; WINDOWS-AARCH64: ldr x8, [x8, __security_cookie]
; WINDOWS-AARCH64: str x8, [sp, #8]
; WINDOWS-AARCH64: bl _Z7CapturePi
; WINDOWS-AARCH64: ldr x0, [sp, #8]
; WINDOWS-AARCH64: bl __security_check_cookie