cgformat.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 102 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


//
// CGFORMAT  : FORMAT processing
//

#include "ftnstd.h"
#include "global.h"
#include "fcodes.h"
#include "wf77defs.h"
#include "fcgbls.h"
#include "cg.h"
#include "fmthdr.h"
#include "emitobj.h"


void    StartFmt( cs_label fmt_label ) {
//======================================

// Start format processing.

    obj_ptr     new_fmt;

    EmitOp( FC_FCODE_SEEK );
    new_fmt = ObjTell();
    OutU16( 0 );
    OutObjPtr( FormatList );
    FormatList = new_fmt;
    if( StmtProc == PR_FMT ) {
        if( fmt_label.st_label == NULL ) {
            // FORMAT statement with no statement label
            OutU16( 0 );
        } else {
            OutU16( fmt_label.st_label->st.address );
        }
    } else {
        OutU16( fmt_label.g_label );
    }
}


void    EndFmt( void ) {
//================

// Finish format processing.

    obj_ptr     fmt_ptr;
    unsigned_16 fmt_len;

    fmt_len = ObjOffset( FormatList ) - sizeof( unsigned_16 );
    fmt_ptr = ObjSeek( FormatList );
    OutU16( fmt_len );
    ObjSeek( fmt_ptr );
}


void    InitFormatList( void ) {
//========================

// Initialize format list.

    FormatList = NULL;
}


void    FiniFormatList( void ) {
//========================

// Finish format list.

}