Olivier Martin 0f895683da MdePkg/AArch64: use GCC_ASM_EXPORT to export functions
This ensures the .type directive is used to mark them as function symbols

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <Olivier.Martin@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17904 6f19259b-4bc3-4df7-8a09-765794883524
2015-07-09 10:43:27 +00:00

38 lines
1.2 KiB
ArmAsm

#------------------------------------------------------------------------------
#
# CpuBreakpoint() for AArch64
#
# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
# Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php.
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
#------------------------------------------------------------------------------
.text
.p2align 2
GCC_ASM_EXPORT(CpuBreakpoint)
#/**
# Generates a breakpoint on the CPU.
#
# Generates a breakpoint on the CPU. The breakpoint must be implemented such
# that code can resume normal execution after the breakpoint.
#
#**/
#VOID
#EFIAPI
#CpuBreakpoint (
# VOID
# );
#
ASM_PFX(CpuBreakpoint):
svc 0xdbdb // Superviser exception. Takes 16bit arg -> Armv7 had 'swi' here.
ret