audk/MdePkg/Include/Ipf/IpfMacro.i

59 lines
1.6 KiB
OpenEdge ABL

// @file
// Contains the macros required by calling procedures in Itanium-based assembly code.
//
// Copyright (c) 2006 - 2009, 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.
//
#ifndef __IA64PROC_I__
#define __IA64PROC_I__
//
// Delcare the begin of assembly function entry.
//
// @param name Name of function in assembly code.
//
#define PROCEDURE_ENTRY(name) .##text; \
.##type name, @function; \
.##proc name; \
name::
//
// End of assembly function.
//
// @param name Name of function in assembly code.
//
#define PROCEDURE_EXIT(name) .##endp name
//
// 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
//
// End of Nested
//
#define NESTED_RETURN \
mov b0=loc0 ;\
mov ar##.##pfs=loc1 ;;\
br##.##ret##.##dpnt b0;;
//
// Export assembly function as the global function.
//
// @param Function Name of function in assembly code.
//
#define GLOBAL_FUNCTION(Function) \
.##type Function, @function; \
.##globl Function
#endif