1999-08-26 09:30:50 +00:00
|
|
|
/* expr.h -- Public #include File (module.h template V1.0)
|
|
|
|
Copyright (C) 1995, 1996 Free Software Foundation, Inc.
|
1999-10-16 06:09:09 +00:00
|
|
|
Contributed by James Craig Burley.
|
1999-08-26 09:30:50 +00:00
|
|
|
|
|
|
|
This file is part of GNU Fortran.
|
|
|
|
|
|
|
|
GNU Fortran is free software; you can redistribute it and/or modify
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
|
|
any later version.
|
|
|
|
|
|
|
|
GNU Fortran is distributed in the hope that it will be useful,
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
GNU General Public License for more details.
|
|
|
|
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
|
|
along with GNU Fortran; see the file COPYING. If not, write to
|
|
|
|
the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
|
|
|
02111-1307, USA.
|
|
|
|
|
|
|
|
Owning Modules:
|
|
|
|
expr.c
|
|
|
|
|
|
|
|
Modifications:
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* Allow multiple inclusion to work. */
|
|
|
|
|
|
|
|
#ifndef _H_f_expr
|
|
|
|
#define _H_f_expr
|
|
|
|
|
|
|
|
/* Simple definitions and enumerations. */
|
|
|
|
|
|
|
|
typedef enum
|
|
|
|
{
|
|
|
|
FFEEXPR_contextLET,
|
|
|
|
FFEEXPR_contextASSIGN,
|
|
|
|
FFEEXPR_contextIOLIST,
|
|
|
|
FFEEXPR_contextPARAMETER,
|
|
|
|
FFEEXPR_contextSUBROUTINEREF,
|
|
|
|
FFEEXPR_contextDATA,
|
|
|
|
FFEEXPR_contextIF,
|
|
|
|
FFEEXPR_contextARITHIF,
|
|
|
|
FFEEXPR_contextDO,
|
|
|
|
FFEEXPR_contextDOWHILE,
|
|
|
|
FFEEXPR_contextFORMAT,
|
|
|
|
FFEEXPR_contextAGOTO,
|
|
|
|
FFEEXPR_contextCGOTO,
|
|
|
|
FFEEXPR_contextCHARACTERSIZE,
|
|
|
|
FFEEXPR_contextEQUIVALENCE,
|
|
|
|
FFEEXPR_contextSTOP,
|
|
|
|
FFEEXPR_contextRETURN,
|
|
|
|
FFEEXPR_contextSFUNCDEF,
|
|
|
|
FFEEXPR_contextINCLUDE,
|
|
|
|
FFEEXPR_contextWHERE,
|
|
|
|
FFEEXPR_contextSELECTCASE,
|
|
|
|
FFEEXPR_contextCASE,
|
|
|
|
FFEEXPR_contextDIMLIST,
|
|
|
|
FFEEXPR_contextDIMLISTCOMMON, /* Dim list in COMMON stmt. */
|
|
|
|
FFEEXPR_contextFILEASSOC, /* ASSOCIATEVARIABLE=. */
|
|
|
|
FFEEXPR_contextFILEINT, /* IOSTAT=. */
|
|
|
|
FFEEXPR_contextFILEDFINT, /* NEXTREC=. */
|
|
|
|
FFEEXPR_contextFILELOG, /* NAMED=. */
|
|
|
|
FFEEXPR_contextFILENUM, /* Numerical expression. */
|
|
|
|
FFEEXPR_contextFILECHAR, /* Character expression. */
|
|
|
|
FFEEXPR_contextFILENUMCHAR, /* READ KEYxyz=. */
|
|
|
|
FFEEXPR_contextFILEDFCHAR, /* Default kind character expression. */
|
|
|
|
FFEEXPR_contextFILEKEY, /* OPEN KEY=. */
|
|
|
|
FFEEXPR_contextFILEEXTFUNC, /* USEROPEN=. */
|
|
|
|
FFEEXPR_contextFILEUNIT, /* READ/WRITE UNIT=. */
|
|
|
|
FFEEXPR_contextFILEUNIT_DF, /* DEFINE FILE unit (no "(" after it). */
|
|
|
|
FFEEXPR_contextFILEFORMATNML, /* [FMT=] or [NML=]. */
|
|
|
|
FFEEXPR_contextFILEFORMAT, /* FMT=. */
|
|
|
|
FFEEXPR_contextFILENAMELIST,/* NML=. */
|
|
|
|
FFEEXPR_contextFILENUMAMBIG,/* BACKSPACE, ENDFILE, REWIND, UNLOCK...
|
|
|
|
where at e.g. BACKSPACE(, if COMMA seen
|
|
|
|
before ), it is ok. */
|
|
|
|
FFEEXPR_contextFILEUNITAMBIG, /* READ(, if COMMA seen before ), ok. */
|
|
|
|
FFEEXPR_contextFILEVXTCODE, /* ENCODE/DECODE third arg (scalar/array). */
|
|
|
|
FFEEXPR_contextALLOCATE, /* ALLOCATE objects (weird). */
|
|
|
|
FFEEXPR_contextDEALLOCATE, /* DEALLOCATE objects (weird). */
|
|
|
|
FFEEXPR_contextHEAPSTAT, /* ALLOCATE/DEALLOCATE STAT= variable. */
|
|
|
|
FFEEXPR_contextKINDTYPE, /* KIND=. */
|
|
|
|
FFEEXPR_contextINITVAL, /* R426 =initialization-expr. */
|
|
|
|
FFEEXPR_contextNULLIFY, /* Pointer names only (F90) or pointers. */
|
|
|
|
FFEEXPR_contextIOLISTDF, /* IOLIST w/internal file (V112 9-14 30,31). */
|
|
|
|
FFEEXPR_contextINDEX_, /* Element dimension or substring value. */
|
|
|
|
FFEEXPR_contextEQVINDEX_, /* EQUIVALENCE element dimension. */
|
|
|
|
FFEEXPR_contextDATAIMPDOINDEX_, /* INDEX in DATAIMPDO context. */
|
|
|
|
FFEEXPR_contextIMPDOITEM_,
|
|
|
|
FFEEXPR_contextIMPDOITEMDF_,/* to ...ITEM_ as IOLISTDF is to IOLIST. */
|
|
|
|
FFEEXPR_contextIMPDOCTRL_,
|
|
|
|
FFEEXPR_contextDATAIMPDOITEM_,
|
|
|
|
FFEEXPR_contextDATAIMPDOCTRL_,
|
|
|
|
FFEEXPR_contextLOC_,
|
|
|
|
FFEEXPR_contextACTUALARG_, /* Actual arg to function or subroutine;
|
|
|
|
turns into ACTUALARGEXPR_ if tokens not
|
|
|
|
NAME (CLOSE_PAREN/COMMA) or PERCENT.... */
|
|
|
|
FFEEXPR_contextACTUALARGEXPR_, /* Like LET but disallow CHAR*(*)
|
|
|
|
concats. */
|
|
|
|
FFEEXPR_contextINDEXORACTUALARG_, /* "CHARACTER FOO; PRINT *,FOO(?". */
|
|
|
|
FFEEXPR_contextINDEXORACTUALARGEXPR_, /* ? not NAME
|
|
|
|
(CLOSE_PAREN/COMMA). */
|
|
|
|
FFEEXPR_contextSFUNCDEFINDEX_, /* INDEX_ within stmt-func def. */
|
|
|
|
FFEEXPR_contextSFUNCDEFACTUALARG_,
|
|
|
|
FFEEXPR_contextSFUNCDEFACTUALARGEXPR_,
|
|
|
|
FFEEXPR_contextSFUNCDEFINDEXORACTUALARG_,
|
|
|
|
FFEEXPR_contextSFUNCDEFINDEXORACTUALARGEXPR_,
|
|
|
|
FFEEXPR_contextPAREN_, /* Rhs paren except in LET context. */
|
|
|
|
FFEEXPR_contextPARENFILENUM_, /* Either PAREN or FILENUM context. */
|
|
|
|
FFEEXPR_contextPARENFILEUNIT_, /* Either PAREN or FILEUNIT context. */
|
|
|
|
FFEEXPR_context
|
|
|
|
} ffeexprContext;
|
|
|
|
|
|
|
|
/* Typedefs. */
|
|
|
|
|
|
|
|
|
|
|
|
/* Include files needed by this one. */
|
|
|
|
|
|
|
|
#include "bld.h"
|
|
|
|
#include "lex.h"
|
|
|
|
#include "malloc.h"
|
|
|
|
|
|
|
|
/* Structure definitions. */
|
|
|
|
|
|
|
|
typedef ffelexHandler (*ffeexprCallback) (ffelexToken ft, ffebld expr,
|
|
|
|
ffelexToken t);
|
|
|
|
|
|
|
|
/* Global objects accessed by users of this module. */
|
|
|
|
|
|
|
|
|
|
|
|
/* Declare functions with prototypes. */
|
|
|
|
|
|
|
|
ffebld ffeexpr_collapse_convert (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_paren (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_uplus (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_uminus (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_not (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_add (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_subtract (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_multiply (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_divide (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_power (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_concatenate (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_lt (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_le (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_eq (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_ne (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_gt (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_ge (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_and (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_or (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_xor (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_eqv (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_neqv (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_symter (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_funcref (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_arrayref (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_collapse_substr (ffebld expr, ffelexToken t);
|
|
|
|
ffebld ffeexpr_convert (ffebld source, ffelexToken source_token,
|
|
|
|
ffelexToken dest_token, ffeinfoBasictype bt, ffeinfoKindtype kt,
|
|
|
|
ffeinfoRank rk, ffetargetCharacterSize sz,
|
|
|
|
ffeexprContext context);
|
|
|
|
ffebld ffeexpr_convert_expr (ffebld source, ffelexToken source_token,
|
|
|
|
ffebld dest, ffelexToken dest_token,
|
|
|
|
ffeexprContext context);
|
|
|
|
ffebld ffeexpr_convert_to_sym (ffebld source, ffelexToken source_token,
|
|
|
|
ffesymbol dest, ffelexToken dest_token);
|
|
|
|
void ffeexpr_init_2 (void);
|
|
|
|
ffelexHandler ffeexpr_rhs (mallocPool pool, ffeexprContext context,
|
|
|
|
ffeexprCallback callback);
|
|
|
|
ffelexHandler ffeexpr_lhs (mallocPool pool, ffeexprContext context,
|
|
|
|
ffeexprCallback callback);
|
|
|
|
void ffeexpr_terminate_2 (void);
|
|
|
|
void ffeexpr_type_combine (ffeinfoBasictype *nbt, ffeinfoKindtype *nkt,
|
|
|
|
ffeinfoBasictype lbt, ffeinfoKindtype lkt,
|
|
|
|
ffeinfoBasictype rbt, ffeinfoKindtype rkt,
|
|
|
|
ffelexToken t);
|
|
|
|
|
|
|
|
/* Define macros. */
|
|
|
|
|
|
|
|
#define ffeexpr_init_0()
|
|
|
|
#define ffeexpr_init_1()
|
|
|
|
#define ffeexpr_init_3()
|
|
|
|
#define ffeexpr_init_4()
|
|
|
|
#define ffeexpr_terminate_0()
|
|
|
|
#define ffeexpr_terminate_1()
|
|
|
|
#define ffeexpr_terminate_3()
|
|
|
|
#define ffeexpr_terminate_4()
|
|
|
|
|
|
|
|
/* End of #include file. */
|
|
|
|
|
|
|
|
#endif
|