teak-llvm/llvm/test/CodeGen/ARM/Windows/stack-protector-msvc.ll
Martin Storsjo 8d9d290d4c [ARM] Add support for MSVC stack cookie checking
Heavily based on the same for AArch64, from SVN r346469.

Differential Revision: https://reviews.llvm.org/D64292

llvm-svn: 365283
2019-07-07 18:57:31 +00:00

21 lines
582 B
LLVM

; RUN: llc -mtriple=thumbv7-windows-msvc < %s -o - | FileCheck --check-prefix=MSVC %s
; RUN: llc -mtriple=thumbv7-windows-msvc -O0 < %s -o - | FileCheck --check-prefix=MSVC %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*)
; MSVC: movw r0, :lower16:__security_cookie
; MSVC: movt r0, :upper16:__security_cookie
; MSVC: ldr r0, [r0]
; MSVC: str r0, [sp, #4]
; MSVC: bl _Z7CapturePi
; MSVC: ldr r0, [sp, #4]
; MSVC: bl __security_check_cookie