version 1.8, 2003/05/14 07:08:48 |
version 1.14, 2003/11/12 07:01:38 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/parse/pvar.c,v 1.7 2003/05/14 06:20:12 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/parse/pvar.c,v 1.13 2003/05/20 06:26:29 noro Exp $ |
*/ |
*/ |
#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) |
{ |
{ |
VS pvs; |
VS pvs; |
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char *fullname; |
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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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fprintf(stderr,"\"%s\", near line %d: undeclared function `%s'", |
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asir_infile->name,asir_infile->ln,fname); |
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error(""); |
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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(FUNC f) |
void pushpvs(FUNC f) |
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nextbplevel--; |
nextbplevel--; |
} |
} |
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int gdef,mgdef; |
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#define IS_LOCAL 0 |
#define IS_LOCAL 0 |
#define IS_GLOBAL 1 |
#define IS_GLOBAL 1 |
#define IS_MGLOBAL 2 |
#define IS_MGLOBAL 2 |
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unsigned int makepvar(char *str) |
unsigned int makepvar(char *str) |
{ |
{ |
int c,c1; |
int c,c1,created; |
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/* EPVS : global list of the current file */ |
/* EPVS : global list of the current file */ |
/* add to the local variable list */ |
/* add to the local variable list */ |
c = getpvar(CPVS,str,0); |
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if ( gdef ) { |
if ( gdef ) { |
/* add to the external variable list */ |
/* 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 ) { |
/* inside function : we add the name to the global list */ |
/* inside function : we add the name to the global list */ |
getpvar(GPVS,str,0); |
getpvar(GPVS,str,0); |
CPVS->va[c].attr = IS_GLOBAL; |
CPVS->va[c].attr = IS_GLOBAL; |
} |
} |
} else if ( mgdef ) { |
} else if ( mgdef ) { |
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c = getpvar(CPVS,str,0); |
getpvar(CUR_MODULE->pvs,str,0); |
getpvar(CUR_MODULE->pvs,str,0); |
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c1 = getpvar(EPVS,str,1); |
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if ( c1 >= 0 ) goto CONFLICTION; |
if ( CPVS != GPVS ) { |
if ( CPVS != GPVS ) { |
/* inside function */ |
/* inside function */ |
CPVS->va[c].attr = IS_MGLOBAL; |
CPVS->va[c].attr = IS_MGLOBAL; |
} |
} |
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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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} |
} else if ( CPVS != GPVS ) { |
} else if ( CPVS != GPVS ) { |
/* inside function */ |
/* 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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} |
switch ( CPVS->va[c].attr ) { |
switch ( CPVS->va[c].attr ) { |
case IS_GLOBAL: |
case IS_GLOBAL: |
c1 = getpvar(GPVS,str,1); c = PVGLOBAL((unsigned int)c1); |
c1 = getpvar(GPVS,str,1); c = PVGLOBAL((unsigned int)c1); |
Line 145 unsigned int makepvar(char *str) |
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Line 207 unsigned int makepvar(char *str) |
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} else if ( getpvar(EPVS,str,1) >= 0 ) { |
} else if ( getpvar(EPVS,str,1) >= 0 ) { |
CPVS->va[c].attr = IS_GLOBAL; |
CPVS->va[c].attr = IS_GLOBAL; |
c1 = getpvar(GPVS,str,1); c = PVGLOBAL((unsigned int)c1); |
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); |
} |
} |
break; |
break; |
} |
} |
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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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fprintf(stderr,"\"%s\", near line %d: undeclared variable `%s'", |
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asir_infile->name,asir_infile->ln,str); |
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error(""); |
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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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fprintf(stderr,"\"%s\", near line %d: conflicting declarations for `%s'", |
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asir_infile->name,asir_infile->ln,str); |
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error(""); |
} |
} |
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extern FUNC parse_targetf; |
extern FUNC parse_targetf; |
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{ |
{ |
if ( !NEXT(asir_infile) ) { |
if ( !NEXT(asir_infile) ) { |
PVSS = 0; CPVS = GPVS; MPVS = 0; CUR_MODULE = 0; 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; |
} |
} |