audk/MdePkg/Include/Ipf/IpfMacro.i

68 lines
2.0 KiB
OpenEdge ABL

//++
// Copyright (c) 2006, Intel Corporation
// All rights reserved. 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.
//
// Module Name:
// IpfMacro.i
//
// Abstract:
// Contains the macros needed for calling procedures in Itanium-based assembly code.
//
//
// Revision History:
//
//--
#ifndef __IA64PROC_I__
#define __IA64PROC_I__
#define PROCEDURE_ENTRY(name) .##text; \
.##type name, @function; \
.##proc name; \
name::
#define PROCEDURE_EXIT(name) .##endp name
// Note: use of NESTED_SETUP requires number of locals (l) >= 3
#define NESTED_SETUP(i,l,o,r) \
alloc loc1=ar##.##pfs,i,l,o,r ;\
mov loc0=b0
#define NESTED_RETURN \
mov b0=loc0 ;\
mov ar##.##pfs=loc1 ;;\
br##.##ret##.##dpnt b0;;
#define GLOBAL_FUNCTION(Function) \
.##type Function, @function; \
.##global Function
#define INTERRUPT_HANDLER_BEGIN(name) \
PROCEDURE_ENTRY(name##HandlerBegin) \
;; \
PROCEDURE_EXIT(name##HandlerBegin)
#define INTERRUPT_HANDLER_END(name) \
PROCEDURE_ENTRY(name##HandlerEnd) \
;; \
PROCEDURE_EXIT(name##HandlerEnd)
#define INTERRUPT_HANDLER_BLOCK_BEGIN \
INTERRUPT_HANDLER_BEGIN(First)
#define INTERRUPT_HANDLER_BLOCK_END \
INTERRUPT_HANDLER_END(Last)
#endif