=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/parse/parse.y,v retrieving revision 1.3 retrieving revision 1.30 diff -u -p -r1.3 -r1.30 --- OpenXM_contrib2/asir2000/parse/parse.y 2000/08/22 05:04:27 1.3 +++ OpenXM_contrib2/asir2000/parse/parse.y 2005/09/13 06:54:22 1.30 @@ -45,40 +45,36 @@ * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. * - * $OpenXM: OpenXM_contrib2/asir2000/parse/parse.y,v 1.2 2000/08/21 08:31:47 noro Exp $ + * $OpenXM: OpenXM_contrib2/asir2000/parse/parse.y,v 1.29 2005/09/13 06:40:46 noro Exp $ */ %{ #define malloc(x) GC_malloc(x) #define realloc(x,y) GC_realloc(x,y) #define free(x) GC_free(x) -#if defined(THINK_C) -#define alloca(x) GC_malloc(x) -#endif #if defined(TOWNS) #include #endif #include #include "ca.h" -#if !defined(THINK_C) #include #include -#endif #include "parse.h" #define NOPR (prresult=0) -extern int gdef; +extern int gdef,mgdef,ldef; extern SNODE parse_snode; -extern int main_parser; +extern int main_parser, allow_create_var; -int prresult; +int prresult,saveresult; static int ind; static FNODE t; static NODE a,b; static NODE2 a2; static pointer val; +static QUOTE quote; extern jmp_buf env; %} @@ -93,8 +89,9 @@ extern jmp_buf env; pointer p; } -%token STRUCT POINT NEWSTRUCT ANS FDEF PFDEF GLOBAL CMP OR AND CAR CDR -%token DO WHILE FOR IF ELSE BREAK RETURN CONTINUE PARIF MAP TIMER GF2NGEN GFPNGEN GETOPT +%token STRUCT POINT NEWSTRUCT ANS FDEF PFDEF MODDEF MODEND +%token GLOBAL MGLOBAL LOCAL LOCALF CMP OR AND CAR CDR QUOTED COLONCOLON +%token DO WHILE FOR IF ELSE BREAK RETURN CONTINUE PARIF MAP RECMAP TIMER GF2NGEN GFPNGEN GFSNGEN GETOPT %token FOP_AND FOP_OR FOP_IMPL FOP_REPL FOP_EQUIV FOP_NOT LOP %token

FORMULA UCASE LCASE STR SELF BOPASS %token

'+' '-' '*' '/' '^' '%' @@ -102,10 +99,11 @@ extern jmp_buf env; %type

desc rawstr %type expr pexpr opt %type stat complex -%type stats node _node pvars fields members optlist +%type stats node _node pvars vars members optlist %right '=' BOPASS %right '?' ':' +%left '`' %right FOP_NOT %left FOP_EQUIV %left FOP_REPL @@ -130,18 +128,26 @@ extern jmp_buf env; %% start : stat - { parse_snode = $1; YYACCEPT; } + { + parse_snode = $1; + if ( yychar >= 0 ) + fprintf(stderr, + "Warning: a token was wasted after an 'if' statement without 'else'.\n"); + YYACCEPT; + } ; stat : tail { $$ = 0; } | GLOBAL { gdef=1; } pvars { gdef=0; } tail - { $$ = 0; } - | STRUCT rawstr '{' fields '}' tail - { structdef($2,$4); $$ = 0; } - | STRUCT rawstr '{' fields '}' pvars tail - { structdef($2,$4); setstruct($2,$6); $$ = 0; } - | STRUCT rawstr pvars tail - { setstruct($2,$3); $$ = 0; } + { $$ = 0; NOPR; } + | MGLOBAL { mgdef=1; } pvars { mgdef=0; } tail + { $$ = 0; NOPR; } + | LOCAL { ldef=1; } pvars { ldef=0; } tail + { $$ = 0; NOPR; } + | LOCALF vars tail + { appenduflist($2); $$ = 0; NOPR; } + | STRUCT rawstr '{' members '}' tail + { structdef($2,$4); $$ = 0; NOPR; } | expr tail { $$ = mksnode(1,S_SINGLE,$1); } | complex @@ -163,17 +169,25 @@ stat : tail | WHILE '(' node ')' stat { $$ = mksnode(5,S_FOR,$1,0,$3,0,$5); $5?$$->ln=$5->ln:0; NOPR; } | DO stat WHILE '(' node ')' tail - { $$ = mksnode(3,S_DO,$1,$2,$5); } + { $$ = mksnode(3,S_DO,$1,$2,$5); NOPR; } | LCASE '(' node ')' ':' '=' expr tail { $$ = mksnode(3,S_PFDEF,$1,$3,$7); NOPR; } - | PFDEF LCASE '(' node ')' + | PFDEF LCASE '(' node ')' tail { $$ = mksnode(3,S_PFDEF,$2,$4,0); NOPR; } - | FDEF LCASE { mkpvs(); } '(' node ')' desc '{' stats '}' + | FDEF LCASE { mkpvs($2); } '(' { ldef = 1; } node { ldef = -1; } ')' desc '{' stats '}' { - mkuf($2,asir_infile->name,$5, - mksnode(1,S_CPLX,$9),$1,asir_infile->ln,$7); - $$ = 0; NOPR; + mkuf($2,asir_infile->name,$6, + mksnode(1,S_CPLX,$11),$1,asir_infile->ln,$9,CUR_MODULE); + $$ = 0; NOPR; } + | MODDEF LCASE tail + { + CUR_MODULE = mkmodule($2); + MPVS = CUR_MODULE->pvs; + $$ = mksnode(1,S_MODULE,CUR_MODULE); NOPR; + } + | MODEND tail + { CUR_MODULE = 0; MPVS = 0; $$ = mksnode(1,S_MODULE,0); NOPR; } | error tail { yyerrok; $$ = 0; } ; @@ -181,6 +195,7 @@ tail : ';' { if ( main_parser ) prresult = 1; } | '$' { if ( main_parser ) prresult = 0; } +; desc : { $$ = 0; } | STR @@ -189,18 +204,16 @@ desc : complex : '{' stats '}' { $$ = mksnode(1,S_CPLX,$2); } ; -fields : - { $$ = 0; } - | fields members tail - { MKNODE(a,0,$2); appendtonode($1,(pointer)a,&$$); } - | fields STRUCT rawstr members tail - { MKNODE(a,$3,$4); appendtonode($1,(pointer)a,&$$); } - ; members : rawstr { MKNODE($$,$1,0); } | members ',' rawstr { appendtonode($1,$3,&$$); } ; +vars : LCASE + { MKNODE($$,$1,0); } + | vars ',' LCASE + { appendtonode($1,$3,&$$); } + ; pvars : UCASE { val = (pointer)makepvar($1); MKNODE($$,val,0); } | pvars ',' UCASE @@ -244,6 +257,8 @@ pexpr : STR { $$ = mkfnode(0,I_GF2NGEN); } | GFPNGEN { $$ = mkfnode(0,I_GFPNGEN); } + | GFSNGEN + { $$ = mkfnode(0,I_GFSNGEN); } | LCASE { FUNC f; @@ -256,13 +271,7 @@ pexpr : STR if ( f ) $$ = mkfnode(2,I_FUNC,f,mkfnode(1,I_LIST,0)); else { - searchf(sysf,$1,&f); - if ( !f ) - searchf(ubinf,$1,&f); - if ( !f ) - searchpf($1,&f); - if ( !f ) - searchf(usrf,$1,&f); + gen_searchf_searchonly($1,(FUNC *)&f); if ( f ) makesrvar(f,(P *)&val); else @@ -273,32 +282,30 @@ pexpr : STR } | LCASE '(' node ')' { - searchf(sysf,$1,(FUNC *)&val); - if ( !val ) - searchf(ubinf,$1,(FUNC *)&val); - if ( !val ) - searchpf($1,(FUNC *)&val); - if ( !val ) - searchf(usrf,$1,(FUNC *)&val); - if ( !val ) - appenduf($1,(FUNC *)&val); + gen_searchf($1,(FUNC *)&val); + print_crossref(val); $$ = mkfnode(2,I_FUNC,val,mkfnode(1,I_LIST,$3)); } | LCASE '(' node '|' optlist ')' { - searchf(sysf,$1,(FUNC *)&val); - if ( !val ) - searchf(ubinf,$1,(FUNC *)&val); - if ( !val ) - searchpf($1,(FUNC *)&val); - if ( !val ) - searchf(usrf,$1,(FUNC *)&val); - if ( !val ) - appenduf($1,(FUNC *)&val); + gen_searchf($1,(FUNC *)&val); + print_crossref(val); $$ = mkfnode(3,I_FUNC_OPT,val, mkfnode(1,I_LIST,$3),mkfnode(1,I_LIST,$5)); } + | MAP '(' LCASE ',' node ')' + { + gen_searchf($3,(FUNC *)&val); + print_crossref(val); + $$ = mkfnode(2,I_MAP,val,mkfnode(1,I_LIST,$5)); + } + | RECMAP '(' LCASE ',' node ')' + { + gen_searchf($3,(FUNC *)&val); + print_crossref(val); + $$ = mkfnode(2,I_RECMAP,val,mkfnode(1,I_LIST,$5)); + } | LCASE '{' node '}' '(' node ')' { searchpf($1,(FUNC *)&val); @@ -308,23 +315,21 @@ pexpr : STR { $$ = mkfnode(2,I_GETOPT,$3); } - | MAP '(' LCASE ',' node ')' + | GETOPT '(' ')' { - searchf(sysf,$3,(FUNC *)&val); - if ( !val ) - searchf(ubinf,$3,(FUNC *)&val); - if ( !val ) - searchpf($3,(FUNC *)&val); - if ( !val ) - searchf(usrf,$3,(FUNC *)&val); - if ( !val ) - appenduf($3,(FUNC *)&val); - $$ = mkfnode(2,I_MAP,val,mkfnode(1,I_LIST,$5)); + $$ = mkfnode(2,I_GETOPT,0); } | TIMER '(' expr ',' expr ',' expr ')' { $$ = mkfnode(3,I_TIMER,$3,$5,$7); } + | PARIF '(' LCASE ')' + { + searchf(parif,$3,(FUNC *)&val); + if ( !val ) + mkparif($3,(FUNC *)&val); + $$ = mkfnode(2,I_FUNC,val,0); + } | PARIF '(' LCASE ',' node ')' { searchf(parif,$3,(FUNC *)&val); @@ -336,15 +341,29 @@ pexpr : STR { $$ = mkfnode(2,I_IFUNC,$3,mkfnode(1,I_LIST,$6)); } + | UCASE '(' node ')' + { + if ( main_parser || allow_create_var ) + t = mkfnode(2,I_PVAR,makepvar($1),0); + else { + ind = searchpvar($1); + if ( ind == -1 ) { + fprintf(stderr,"%s : no such variable.\n",$1); + YYABORT; + } else + t = mkfnode(2,I_PVAR,ind,0); + } + $$ = mkfnode(2,I_IFUNC,t,mkfnode(1,I_LIST,$3)); + } | CAR '(' expr ')' { $$ = mkfnode(1,I_CAR,$3); } | CDR '(' expr ')' { $$ = mkfnode(1,I_CDR,$3); } | '(' expr ')' - { $$ = $2; } + { $$ = mkfnode(1,I_PAREN,$2); } | UCASE { - if ( main_parser ) + if ( main_parser || allow_create_var ) $$ = mkfnode(2,I_PVAR,makepvar($1),0); else { ind = searchpvar($1); @@ -366,7 +385,7 @@ pexpr : STR } } | pexpr POINT rawstr - { memberofstruct($1,$3,&$$); } + { $$ = mkfnode(2,I_POINT,$1,$3); } ; expr : pexpr { $$ = $1; } @@ -385,7 +404,7 @@ expr : pexpr | '+' expr %prec PLUS { $$ = $2; } | '-' expr %prec MINUS - { $$ = mkfnode(3,I_BOP,$1,0,$2); } + { $$ = mkfnode(1,I_MINUS,$2); } | expr '+' expr { $$ = mkfnode(3,I_BOP,$2,$1,$3); } | expr '-' expr @@ -426,5 +445,9 @@ expr : pexpr { $$ = mkfnode(1,I_EV,$2); } | NEWSTRUCT '(' rawstr ')' { $$ = mkfnode(1,I_NEWCOMP,(int)structtoindex($3)); } + | QUOTED '(' expr ')' + { MKQUOTE(quote,$3); $$ = mkfnode(1,I_FORMULA,(pointer)quote); } + | '`' expr + { MKQUOTE(quote,$2); $$ = mkfnode(1,I_FORMULA,(pointer)quote); } ; %%