377 lines
12 KiB
C
377 lines
12 KiB
C
/* com.h -- Public #include File (module.h template V1.0)
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Copyright (C) 1995-1997 Free Software Foundation, Inc.
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Contributed by James Craig Burley (burley@gnu.org).
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This file is part of GNU Fortran.
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GNU Fortran is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Fortran is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Fortran; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA.
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Owning Modules:
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com.c
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Modifications:
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*/
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/* Allow multiple inclusion to work. */
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#ifndef _H_f_com
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#define _H_f_com
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/* Simple definitions and enumerations. */
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#define FFECOM_dimensionsMAX 7 /* Max # dimensions (quick hack). */
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#define FFECOM_targetFFE 1
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#define FFECOM_targetGCC 2
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#ifndef FFE_STANDALONE
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#define FFECOM_targetCURRENT FFECOM_targetGCC /* Backend! */
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#define FFECOM_ONEPASS 0
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#else
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#define FFECOM_targetCURRENT FFECOM_targetFFE
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#define FFECOM_ONEPASS 0
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#endif
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#if FFECOM_ONEPASS
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#define FFECOM_TWOPASS 0
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#else
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#define FFECOM_TWOPASS 1
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#endif
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#define FFECOM_SIZE_UNIT "byte" /* Singular form. */
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#define FFECOM_SIZE_UNITS "bytes" /* Plural form. */
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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#define FFECOM_constantNULL NULL_TREE
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#define FFECOM_globalNULL NULL_TREE
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#define FFECOM_labelNULL NULL_TREE
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#define FFECOM_storageNULL NULL_TREE
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#define FFECOM_symbolNULL ffecom_symbol_null_
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/* Shorthand for types used in f2c.h and that g77 perhaps allows some
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flexibility regarding in the section below. I.e. the actual numbers
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below aren't important, as long as they're unique. */
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#define FFECOM_f2ccodeCHAR 1
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#define FFECOM_f2ccodeSHORT 2
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#define FFECOM_f2ccodeINT 3
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#define FFECOM_f2ccodeLONG 4
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#define FFECOM_f2ccodeLONGLONG 5
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#define FFECOM_f2ccodeCHARPTR 6 /* char * */
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#define FFECOM_f2ccodeFLOAT 7
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#define FFECOM_f2ccodeDOUBLE 8
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#define FFECOM_f2ccodeLONGDOUBLE 9
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#define FFECOM_f2ccodeTWOREALS 10
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#define FFECOM_f2ccodeTWODOUBLEREALS 11
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#if FFECOM_DETERMINE_TYPES /* only for com.c and configure */
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/* Begin f2c.h information. This must match the info in the f2c.h used
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to build the libf2c with which g77-generated code is linked, or there
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will probably be bugs, some of them difficult to detect or even trigger. */
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/* Do we need int (for 32-bit or 64-bit systems) or long (16-bit or
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normally 32-bit) for f2c-type integers? */
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#ifndef BITS_PER_WORD
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#define BITS_PER_WORD 32
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#endif
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#ifndef CHAR_TYPE_SIZE
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#define CHAR_TYPE_SIZE BITS_PER_UNIT
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#endif
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#ifndef SHORT_TYPE_SIZE
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#define SHORT_TYPE_SIZE (BITS_PER_UNIT * MIN ((UNITS_PER_WORD + 1) / 2, 2))
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#endif
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#ifndef INT_TYPE_SIZE
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#define INT_TYPE_SIZE BITS_PER_WORD
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#endif
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#ifndef LONG_TYPE_SIZE
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#define LONG_TYPE_SIZE BITS_PER_WORD
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#endif
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#ifndef LONG_LONG_TYPE_SIZE
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#define LONG_LONG_TYPE_SIZE (BITS_PER_WORD * 2)
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#endif
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#ifndef WCHAR_UNSIGNED
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#define WCHAR_UNSIGNED 0
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#endif
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#ifndef FLOAT_TYPE_SIZE
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#define FLOAT_TYPE_SIZE BITS_PER_WORD
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#endif
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#ifndef DOUBLE_TYPE_SIZE
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#define DOUBLE_TYPE_SIZE (BITS_PER_WORD * 2)
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#endif
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#ifndef LONG_DOUBLE_TYPE_SIZE
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#define LONG_DOUBLE_TYPE_SIZE (BITS_PER_WORD * 2)
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#endif
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#if LONG_TYPE_SIZE == FLOAT_TYPE_SIZE
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# define FFECOM_f2cINTEGER FFECOM_f2ccodeLONG
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# define FFECOM_f2cLOGICAL FFECOM_f2ccodeLONG
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#elif INT_TYPE_SIZE == FLOAT_TYPE_SIZE
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# define FFECOM_f2cINTEGER FFECOM_f2ccodeINT
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# define FFECOM_f2cLOGICAL FFECOM_f2ccodeINT
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#else
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# error Cannot find a suitable type for FFECOM_f2cINTEGER
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#endif
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#if LONG_TYPE_SIZE == (FLOAT_TYPE_SIZE * 2)
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# define FFECOM_f2cLONGINT FFECOM_f2ccodeLONG
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#elif LONG_LONG_TYPE_SIZE == (FLOAT_TYPE_SIZE * 2)
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# define FFECOM_f2cLONGINT FFECOM_f2ccodeLONGLONG
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#else
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# error Cannot find a suitable type for FFECOM_f2cLONGINT
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#endif
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#define FFECOM_f2cADDRESS FFECOM_f2ccodeCHARPTR
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#define FFECOM_f2cSHORTINT FFECOM_f2ccodeSHORT
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#define FFECOM_f2cREAL FFECOM_f2ccodeFLOAT
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#define FFECOM_f2cDOUBLEREAL FFECOM_f2ccodeDOUBLE
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#define FFECOM_f2cCOMPLEX FFECOM_f2ccodeTWOREALS
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#define FFECOM_f2cDOUBLECOMPLEX FFECOM_f2ccodeTWODOUBLEREALS
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#define FFECOM_f2cSHORTLOGICAL FFECOM_f2ccodeSHORT
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#define FFECOM_f2cLOGICAL1 FFECOM_f2ccodeCHAR
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#define FFECOM_f2cINTEGER1 FFECOM_f2ccodeCHAR
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/* These must be f2c's INTEGER type, to match runtime/f2c.h.in. */
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#define FFECOM_f2cFLAG FFECOM_f2cINTEGER
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#define FFECOM_f2cFTNINT FFECOM_f2cINTEGER
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#define FFECOM_f2cFTNLEN FFECOM_f2cINTEGER
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#endif /* #if FFECOM_DETERMINE_TYPES */
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/* Everything else in f2c.h, specifically the structures used in
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interfacing compiled code with the library, must remain exactly
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as delivered, or g77 internals (mostly com.c and ste.c) must
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be modified accordingly to compensate. Or there will be...trouble. */
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typedef enum
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{
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#define DEFGFRT(CODE,NAME,TYPE,ARGS,VOLATILE,COMPLEX) CODE,
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#include "com-rt.def"
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#undef DEFGFRT
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FFECOM_gfrt
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} ffecomGfrt;
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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/* Typedefs. */
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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#ifndef TREE_CODE
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#include "tree.j"
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#endif
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#ifndef BUILT_FOR_270
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#ifdef DECL_STATIC_CONSTRUCTOR /* In gcc/tree.h. */
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#define BUILT_FOR_270 1
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#else
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#define BUILT_FOR_270 0
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#endif
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#endif /* !defined (BUILT_FOR_270) */
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#ifndef BUILT_FOR_280
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#ifdef DECL_ONE_ONLY /* In gcc/tree.h. */
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#define BUILT_FOR_280 1
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#else
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#define BUILT_FOR_280 0
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#endif
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#endif /* !defined (BUILT_FOR_280) */
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typedef tree ffecomConstant;
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#define FFECOM_constantHOOK
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typedef tree ffecomLabel;
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#define FFECOM_globalHOOK
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typedef tree ffecomGlobal;
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#define FFECOM_labelHOOK
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typedef tree ffecomStorage;
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#define FFECOM_storageHOOK
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typedef struct _ffecom_symbol_ ffecomSymbol;
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#define FFECOM_symbolHOOK
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struct _ffecom_symbol_
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{
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tree decl_tree;
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tree length_tree; /* For CHARACTER dummies. */
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tree vardesc_tree; /* For NAMELIST. */
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tree assign_tree; /* For ASSIGN'ed vars. */
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bool addr; /* Is address of item instead of item. */
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};
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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/* Include files needed by this one. */
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#include "bld.h"
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#include "info.h"
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#include "lab.h"
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#include "storag.h"
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#include "symbol.h"
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/* Structure definitions. */
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/* Global objects accessed by users of this module. */
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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extern tree long_integer_type_node;
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extern tree complex_double_type_node;
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extern tree string_type_node;
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extern tree ffecom_integer_type_node;
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extern tree ffecom_integer_zero_node;
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extern tree ffecom_integer_one_node;
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extern tree ffecom_tree_type[FFEINFO_basictype][FFEINFO_kindtype];
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extern ffecomSymbol ffecom_symbol_null_;
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extern ffeinfoKindtype ffecom_pointer_kind_;
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extern ffeinfoKindtype ffecom_label_kind_;
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extern int ffecom_f2c_typecode_[FFEINFO_basictype][FFEINFO_kindtype];
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extern tree ffecom_f2c_integer_type_node;
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extern tree ffecom_f2c_address_type_node;
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extern tree ffecom_f2c_real_type_node;
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extern tree ffecom_f2c_doublereal_type_node;
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extern tree ffecom_f2c_complex_type_node;
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extern tree ffecom_f2c_doublecomplex_type_node;
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extern tree ffecom_f2c_longint_type_node;
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extern tree ffecom_f2c_logical_type_node;
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extern tree ffecom_f2c_flag_type_node;
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extern tree ffecom_f2c_ftnlen_type_node;
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extern tree ffecom_f2c_ftnlen_zero_node;
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extern tree ffecom_f2c_ftnlen_one_node;
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extern tree ffecom_f2c_ftnlen_two_node;
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extern tree ffecom_f2c_ptr_to_ftnlen_type_node;
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extern tree ffecom_f2c_ftnint_type_node;
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extern tree ffecom_f2c_ptr_to_ftnint_type_node;
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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/* Declare functions with prototypes. */
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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tree ffecom_1 (enum tree_code code, tree type, tree node);
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tree ffecom_1_fn (tree node);
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tree ffecom_2 (enum tree_code code, tree type, tree node1, tree node2);
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bool ffecom_2pass_advise_entrypoint (ffesymbol entry);
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void ffecom_2pass_do_entrypoint (ffesymbol entry);
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tree ffecom_2s (enum tree_code code, tree type, tree node1, tree node2);
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tree ffecom_3 (enum tree_code code, tree type, tree node1, tree node2,
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tree node3);
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tree ffecom_3s (enum tree_code code, tree type, tree node1, tree node2,
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tree node3);
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tree ffecom_arg_expr (ffebld expr, tree *length);
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tree ffecom_arg_ptr_to_expr (ffebld expr, tree *length);
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tree ffecom_call_gfrt (ffecomGfrt ix, tree args);
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tree ffecom_constantunion (ffebldConstantUnion *cu, ffeinfoBasictype bt,
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ffeinfoKindtype kt, tree tree_type);
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tree ffecom_decl_field (tree context, tree prevfield, char *name,
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tree type);
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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void ffecom_close_include (FILE *f);
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int ffecom_decode_include_option (char *spec);
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void ffecom_end_transition (void);
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void ffecom_exec_transition (void);
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void ffecom_expand_let_stmt (ffebld dest, ffebld source);
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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tree ffecom_expr (ffebld expr);
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tree ffecom_expr_assign (ffebld expr);
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tree ffecom_expr_assign_w (ffebld expr);
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tree ffecom_expr_rw (ffebld expr);
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void ffecom_finish_compile (void);
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void ffecom_finish_decl (tree decl, tree init, bool is_top_level);
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void ffecom_finish_progunit (void);
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tree ffecom_get_invented_identifier (char *pattern, char *text,
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int number);
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ffeinfoKindtype ffecom_gfrt_basictype (ffecomGfrt ix);
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ffeinfoKindtype ffecom_gfrt_kindtype (ffecomGfrt ix);
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void ffecom_init_0 (void);
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void ffecom_init_2 (void);
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tree ffecom_list_expr (ffebld list);
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tree ffecom_list_ptr_to_expr (ffebld list);
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tree ffecom_lookup_label (ffelab label);
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tree ffecom_modify (tree newtype, tree lhs, tree rhs);
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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void ffecom_file (char *name);
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void ffecom_notify_init_storage (ffestorag st);
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void ffecom_notify_init_symbol (ffesymbol s);
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void ffecom_notify_primary_entry (ffesymbol fn);
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FILE *ffecom_open_include (char *name, ffewhereLine l, ffewhereColumn c);
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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void ffecom_pop_calltemps (void);
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void ffecom_pop_tempvar (tree var);
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tree ffecom_ptr_to_expr (ffebld expr);
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void ffecom_push_calltemps (void);
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tree ffecom_push_tempvar (tree type, ffetargetCharacterSize size,
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int elements, bool auto_pop);
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tree ffecom_return_expr (ffebld expr);
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tree ffecom_save_tree (tree t);
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tree ffecom_start_decl (tree decl, bool is_init);
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void ffecom_sym_commit (ffesymbol s);
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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ffesymbol ffecom_sym_end_transition (ffesymbol s);
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ffesymbol ffecom_sym_exec_transition (ffesymbol s);
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ffesymbol ffecom_sym_learned (ffesymbol s);
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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void ffecom_sym_retract (ffesymbol s);
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tree ffecom_temp_label (void);
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tree ffecom_truth_value (tree expr);
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tree ffecom_truth_value_invert (tree expr);
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tree ffecom_which_entrypoint_decl (void);
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/* These need to be in the front end with exactly these interfaces,
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as they're called by the back end. */
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int mark_addressable (tree expr);
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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/* Define macros. */
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#if FFECOM_targetCURRENT == FFECOM_targetFFE
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#define ffecom_expr(e) (e)
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#define ffecom_init_0()
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#define ffecom_init_2()
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#define ffecom_label_kind() FFEINFO_kindtypeINTEGERDEFAULT
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#define ffecom_pointer_kind() FFEINFO_kindtypeINTEGERDEFAULT
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#define ffecom_ptr_to_expr(e) (e)
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#define ffecom_sym_commit(s)
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#define ffecom_sym_retract(s)
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#endif /* FFECOM_targetCURRENT == FFECOM_targetFFE */
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#if FFECOM_targetCURRENT == FFECOM_targetGCC
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#define ffecom_f2c_typecode(bt,kt) ffecom_f2c_typecode_[(bt)][(kt)]
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#define ffecom_label_kind() ffecom_label_kind_
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#define ffecom_pointer_kind() ffecom_pointer_kind_
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#endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */
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#define ffecom_init_1()
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#define ffecom_init_3()
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#define ffecom_init_4()
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#define ffecom_terminate_0()
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#define ffecom_terminate_1()
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#define ffecom_terminate_2()
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#define ffecom_terminate_3()
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#define ffecom_terminate_4()
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/* End of #include file. */
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#endif
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