version 1.1.1.1, 1999/12/03 07:39:12 |
version 1.17, 2006/03/11 23:14:53 |
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/* $OpenXM: OpenXM/src/asir99/parse/pvar.c,v 1.1.1.1 1999/11/10 08:12:34 noro Exp $ */ |
/* |
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* Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED |
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* All rights reserved. |
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* |
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* FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited, |
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* non-exclusive and royalty-free license to use, copy, modify and |
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* redistribute, solely for non-commercial and non-profit purposes, the |
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* computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and |
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* conditions of this Agreement. For the avoidance of doubt, you acquire |
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* only a limited right to use the SOFTWARE hereunder, and FLL or any |
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* third party developer retains all rights, including but not limited to |
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* copyrights, in and to the SOFTWARE. |
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* |
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* (1) FLL does not grant you a license in any way for commercial |
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* purposes. You may use the SOFTWARE only for non-commercial and |
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* non-profit purposes only, such as academic, research and internal |
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* business use. |
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* (2) The SOFTWARE is protected by the Copyright Law of Japan and |
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* international copyright treaties. If you make copies of the SOFTWARE, |
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* with or without modification, as permitted hereunder, you shall affix |
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* to all such copies of the SOFTWARE the above copyright notice. |
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* (3) An explicit reference to this SOFTWARE and its copyright owner |
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* shall be made on your publication or presentation in any form of the |
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* results obtained by use of the SOFTWARE. |
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* (4) In the event that you modify the SOFTWARE, you shall notify FLL by |
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* e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification |
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* for such modification or the source code of the modified part of the |
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* SOFTWARE. |
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* |
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* THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL |
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* MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND |
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* EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS |
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* FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES' |
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* RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY |
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* MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY. |
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* UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT, |
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* OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY |
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL |
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* DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES |
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* ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES |
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* FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY |
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* DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF |
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* SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART |
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* OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
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* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
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* |
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* $OpenXM: OpenXM_contrib2/asir2000/parse/pvar.c,v 1.16 2006/02/08 02:11:19 noro Exp $ |
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*/ |
#include "ca.h" |
#include "ca.h" |
#include "parse.h" |
#include "parse.h" |
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NODE PVSS; |
NODE PVSS; |
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extern char *CUR_FUNC; |
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int gdef,mgdef,ldef; |
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void mkpvs() |
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{ |
void mkpvs(char *fname) |
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{ |
VS pvs; |
VS pvs; |
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char *fullname,*buf; |
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FUNC f; |
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if ( CUR_MODULE ) { |
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/* function must be declared in advance */ |
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searchf(CUR_MODULE->usrf_list,fname,&f); |
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if ( !f ) { |
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buf = ALLOCA(strlen("undeclared function "+strlen(fname)+10)); |
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sprintf(buf,"undeclared function `%s'",fname); |
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yyerror(buf); |
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} |
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} |
pvs = (VS)MALLOC(sizeof(struct oVS)); |
pvs = (VS)MALLOC(sizeof(struct oVS)); |
pvs->va = (struct oPV *)MALLOC(DEFSIZE*sizeof(struct oPV)); |
pvs->va = (struct oPV *)MALLOC(DEFSIZE*sizeof(struct oPV)); |
pvs->n = 0; |
pvs->n = 0; |
pvs->asize=DEFSIZE; |
pvs->asize=DEFSIZE; |
CPVS = pvs; |
CPVS = pvs; |
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/* XXX */ |
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if ( CUR_MODULE ) { |
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fullname = |
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(char *)MALLOC_ATOMIC(strlen(CUR_MODULE->name)+strlen(fname)+1); |
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sprintf(fullname,"%s.%s",CUR_MODULE->name,fname); |
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CUR_FUNC = fullname; |
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} else |
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CUR_FUNC = fname; |
} |
} |
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void pushpvs(f) |
void pushpvs(FUNC f) |
FUNC f; |
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{ |
{ |
VS pvs; |
VS pvs; |
NODE node; |
NODE node; |
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nextbplevel--; |
nextbplevel--; |
} |
} |
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int gdef; |
#define IS_LOCAL 0 |
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#define IS_GLOBAL 1 |
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#define IS_MGLOBAL 2 |
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#define IS_PATTERN 3 |
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int makepvar(str) |
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char *str; |
unsigned int makepvar(char *str) |
{ |
{ |
int c; |
int c,c1,created; |
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char *buf; |
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c = getpvar(CPVS,str,0); |
if ( str[0] == '_' ) { |
if ( gdef ) { |
/* pattern variable */ |
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c1 = getpvar(PPVS,str,0); |
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c = PVPATTERN((unsigned int)c1); |
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PPVS->va[c1].attr = IS_PATTERN; |
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} else if ( gdef ) { |
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/* EPVS : global list of the current file */ |
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/* add to the local variable list */ |
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/* also add to the external variable list */ |
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c = getpvar(CPVS,str,0); |
getpvar(EPVS,str,0); |
getpvar(EPVS,str,0); |
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if ( CUR_MODULE ) { |
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c1 = getpvar(CUR_MODULE->pvs,str,1); |
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if ( c1 >= 0 ) goto CONFLICTION; |
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} |
if ( CPVS != GPVS ) { |
if ( CPVS != GPVS ) { |
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/* inside function : we add the name to the global list */ |
getpvar(GPVS,str,0); |
getpvar(GPVS,str,0); |
CPVS->va[c].attr = 1; |
CPVS->va[c].attr = IS_GLOBAL; |
} |
} |
} else if ( (CPVS != GPVS) && |
} else if ( mgdef ) { |
(CPVS->va[c].attr || (getpvar(EPVS,str,1) >= 0)) ) { |
c = getpvar(CPVS,str,0); |
CPVS->va[c].attr = 1; |
getpvar(CUR_MODULE->pvs,str,0); |
c = (getpvar(GPVS,str,1)|MSB); |
c1 = getpvar(EPVS,str,1); |
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if ( c1 >= 0 ) goto CONFLICTION; |
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if ( CPVS != GPVS ) { |
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/* inside function */ |
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CPVS->va[c].attr = IS_MGLOBAL; |
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} |
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} else if ( ldef > 0 ) { |
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/* if ldef > 0, then local variables are being declared */ |
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c = getpvar(CPVS,str,0); |
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c1 = getpvar(EPVS,str,1); |
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if ( c1 >= 0 ) { |
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if ( CUR_MODULE ) |
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goto CONFLICTION; |
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else { |
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fprintf(stderr,"Warning: \"%s\", near line %d: conflicting declarations for `%s'\n", |
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asir_infile->name,asir_infile->ln,str); |
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fprintf(stderr," `%s' is bound to the global variable\n",str); |
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CPVS->va[c].attr = IS_GLOBAL; |
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c1 = getpvar(GPVS,str,1); c = PVGLOBAL((unsigned int)c1); |
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} |
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} else { |
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if ( CUR_MODULE ) { |
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c1 = getpvar(CUR_MODULE->pvs,str,1); |
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} |
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if ( c1 >= 0 ) goto CONFLICTION; |
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CPVS->va[c].attr = IS_LOCAL; |
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} |
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} else if ( CPVS != GPVS ) { |
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/* inside function */ |
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if ( CUR_MODULE ) { |
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/* search only */ |
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c = getpvar(CPVS,str,1); |
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if ( c < 0 ) { |
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c = getpvar(CPVS,str,0); |
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created = 1; |
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} else |
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created = 0; |
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} else { |
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/* may be created */ |
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c = getpvar(CPVS,str,0); |
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} |
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switch ( CPVS->va[c].attr ) { |
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case IS_GLOBAL: |
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c1 = getpvar(GPVS,str,1); c = PVGLOBAL((unsigned int)c1); |
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break; |
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case IS_MGLOBAL: |
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c1 = getpvar(CUR_MODULE->pvs,str,1); c = PVMGLOBAL((unsigned int)c1); |
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break; |
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case IS_LOCAL: |
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default: |
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if ( CUR_MODULE && |
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((c1 = getpvar(CUR_MODULE->pvs,str,1)) >= 0) ) { |
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CPVS->va[c].attr = IS_MGLOBAL; |
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c = PVMGLOBAL((unsigned int)c1); |
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} else if ( getpvar(EPVS,str,1) >= 0 ) { |
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CPVS->va[c].attr = IS_GLOBAL; |
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c1 = getpvar(GPVS,str,1); c = PVGLOBAL((unsigned int)c1); |
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} else if ( CUR_MODULE && created && (ldef == 0) ) { |
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/* not declared */ |
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/* if ldef == 0, at least one local variables has been |
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declared */ |
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fprintf(stderr, |
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"Warning: \"%s\", near line %d: undeclared local variable `%s'\n", |
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asir_infile->name,asir_infile->ln,str); |
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} |
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break; |
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} |
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} else if ( CUR_MODULE ) { |
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/* outside function, inside module */ |
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if ( (c = getpvar(CUR_MODULE->pvs,str,1)) >= 0 ) |
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c = PVMGLOBAL((unsigned int)c); |
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else if ( getpvar(EPVS,str,1) >= 0 ) { |
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c = getpvar(GPVS,str,1); |
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c = PVGLOBAL((unsigned int)c); |
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} else { |
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/* not declared as static or extern */ |
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buf = ALLOCA(strlen("undeclared variable"+strlen(str)+10)); |
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sprintf(buf,"undeclared variable `%s'",str); |
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yyerror(buf); |
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} |
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} else { |
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/* outside function, outside module */ |
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c = getpvar(GPVS,str,0); |
} |
} |
return c; |
return c; |
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CONFLICTION: |
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buf = ALLOCA(strlen("conflicting declarations for "+strlen(str)+10)); |
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sprintf(buf,"conflicting declarations for `%s'",str); |
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yyerror(buf); |
} |
} |
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extern FUNC parse_targetf; |
extern FUNC parse_targetf; |
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int searchpvar(str) |
int searchpvar(char *str) |
char *str; |
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{ |
{ |
VS pvs; |
VS pvs; |
int i; |
MODULE mod; |
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int c; |
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if ( parse_targetf && parse_targetf->id != A_USR ) |
if ( parse_targetf && parse_targetf->id != A_USR ) |
return -1; |
c = -1; |
pvs = parse_targetf ? parse_targetf->f.usrf->pvs : GPVS; |
else if ( parse_targetf ) { |
i = getpvar(pvs,str,1); |
pvs = parse_targetf->f.usrf->pvs; |
if ( ((i>=0)&&pvs->va[i].attr) || (i<0) ) |
mod = parse_targetf->f.usrf->module; |
return getpvar(GPVS,str,1)|MSB; |
if ( (c = getpvar(pvs,str,1)) >= 0 ) { |
else |
switch ( pvs->va[c].attr ) { |
return i; |
case IS_GLOBAL: |
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c = getpvar(GPVS,str,1); |
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c = PVGLOBAL((unsigned int)c); |
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break; |
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case IS_MGLOBAL: |
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c = getpvar(mod->pvs,str,1); |
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c = PVMGLOBAL((unsigned int)c); |
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break; |
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default: |
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break; |
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} |
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} else if ( mod && (c = getpvar(mod->pvs,str,1)) >= 0 ) |
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c = PVMGLOBAL((unsigned int)c); |
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else if ( (c = getpvar(GPVS,str,1)) >= 0 ) |
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c = PVGLOBAL((unsigned int)c); |
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else |
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c = -1; |
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} |
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return c; |
} |
} |
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int getpvar(pvs,str,searchonly) |
int getpvar(VS pvs,char *str,int searchonly) |
VS pvs; |
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char *str; |
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int searchonly; |
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{ |
{ |
struct oPV *va; |
struct oPV *va; |
PV v; |
PV v; |
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v = &pvs->va[pvs->n]; |
v = &pvs->va[pvs->n]; |
NAME(v) = (char *)CALLOC(strlen(str)+1,sizeof(char)); |
NAME(v) = (char *)CALLOC(strlen(str)+1,sizeof(char)); |
strcpy(NAME(v),str); v->priv = 0; |
strcpy(NAME(v),str); v->priv = 0; |
v->attr= 0; v->type = -1; i = pvs->n; pvs->n++; |
v->attr= IS_LOCAL; v->type = -1; i = pvs->n; pvs->n++; |
return i; |
return i; |
} |
} |
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Line 127 void closecurrentinput() |
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Line 316 void closecurrentinput() |
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if ( asir_infile && !asir_infile->fp ) |
if ( asir_infile && !asir_infile->fp ) |
return; |
return; |
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#if defined(THINK_C) || defined(VISUAL) |
#if defined(VISUAL) |
#if defined(THINK_C) |
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void setDir(short); |
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fclose(asir_infile->fp); |
fclose(asir_infile->fp); |
setDir(asir_infile->vol); |
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unlink(asir_infile->tname); |
unlink(asir_infile->tname); |
resetDir(); |
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#else |
#else |
fclose(asir_infile->fp); |
if ( asir_infile->fp != stdin ) |
unlink(asir_infile->tname); |
PCLOSE(asir_infile->fp); |
#endif |
#endif |
#else |
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PCLOSE(asir_infile->fp); |
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#endif |
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asir_infile = NEXT(asir_infile); |
asir_infile = NEXT(asir_infile); |
resetpvs(); |
resetpvs(); |
} |
} |
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void resetpvs() |
void resetpvs() |
{ |
{ |
if ( !NEXT(asir_infile) ) { |
if ( asir_infile && !NEXT(asir_infile) ) { |
PVSS = 0; CPVS = GPVS; nextbp = 0; |
PVSS = 0; CPVS = GPVS; MPVS = 0; CUR_MODULE = 0; nextbp = 0; |
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gdef = mgdef = ldef = 0; |
if ( EPVS->va ) { |
if ( EPVS->va ) { |
bzero((char *)EPVS->va,(int)(EPVS->asize*sizeof(struct oPV))); EPVS->n = 0; |
bzero((char *)EPVS->va,(int)(EPVS->asize*sizeof(struct oPV))); EPVS->n = 0; |
} |
} |
Line 176 void restorepvs() |
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Line 358 void restorepvs() |
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nextbplevel = saved_nextbplevel; |
nextbplevel = saved_nextbplevel; |
} |
} |
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void storeans(p) |
void storeans(pointer p) |
pointer p; |
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{ |
{ |
if ( APVS->asize == APVS->n ) |
if ( APVS->asize == APVS->n ) |
reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV)); |
reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV)); |
APVS->va[APVS->n++].priv = p; |
APVS->va[APVS->n++].priv = p; |
} |
} |
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#if 1 |
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pointer evalpv(id,expr,f) |
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int id; |
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FNODE expr; |
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pointer f; |
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{ |
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pointer a,val = 0; |
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pointer *addr; |
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if ( expr->id != I_PVAR && expr->id != I_CAST ) |
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error("evalpv : invalid assignment"); |
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switch ( id ) { |
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case I_PRESELF: |
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getmemberp((FNODE)expr,(Obj **)&addr); |
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(*((ARF)f)->fp)(CO,*addr,ONE,&val); *addr = val; break; |
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case I_POSTSELF: |
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getmemberp((FNODE)expr,(Obj **)&addr); |
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val = *addr; (*((ARF)f)->fp)(CO,*addr,ONE,&a); *addr = a; break; |
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case I_PVAR: |
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getmember((FNODE)expr,(Obj *)&val); break; |
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case I_ASSPVAR: |
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getmemberp((FNODE)expr,(Obj **)&addr); *addr = val = eval((FNODE)f); break; |
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} |
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return val; |
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} |
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#endif |
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#if 0 |
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pointer evalpv(id,tree,f) |
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int id; |
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NODE2 tree; |
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pointer f; |
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{ |
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pointer a,val = 0; |
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pointer *addr; |
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int pv; |
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NODE ind,tn; |
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switch ( id ) { |
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case I_PRESELF: |
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getmemberp((FNODE)tree,(Obj **)&addr); |
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(*((ARF)f)->fp)(CO,*addr,ONE,&val); *addr = val; break; |
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case I_POSTSELF: |
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getmemberp((FNODE)tree,(Obj **)&addr); |
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val = *addr; (*((ARF)f)->fp)(CO,*addr,ONE,&a); *addr = a; break; |
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case I_PVAR: |
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pv = (int)BDY1(tree); ind = (NODE)BDY2(tree); GETPV(pv,a); |
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if ( !ind ) |
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val = a; |
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else { |
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evalnodebody(ind,&tn); getarray(a,tn,&val); |
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} |
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break; |
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case I_ASSPVAR: |
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pv = (int)BDY1(tree); ind = (NODE)BDY2(tree); |
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if ( !ind ) { |
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val = eval(f); ASSPV(pv,val); |
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} else { |
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GETPV(pv,a); |
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if ( a ) { |
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evalnodebody(ind,&tn); putarray(a,tn,val = eval(f)); |
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} |
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} |
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break; |
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} |
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return val; |
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} |
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#endif |
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