X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2FSDCCsymt.h;h=c85d1d6e10f0a65bf88c24e71ce687525aeee00e;hb=3bd25d75bcad68055bb616dcc29dde8a2965965e;hp=504609c652cdcfdf4cb24684d2eefc8a4d0f6a34;hpb=b8e8474afefb777794937a1acc5f49ba71019a58;p=fw%2Fsdcc diff --git a/src/SDCCsymt.h b/src/SDCCsymt.h index 504609c6..c85d1d6e 100644 --- a/src/SDCCsymt.h +++ b/src/SDCCsymt.h @@ -1,420 +1,658 @@ /*------------------------------------------------------------------------- - SDCCsymt.h - Header file for Symbols table related structures and MACRO's. - Written By - Sandeep Dutta . sandeep.dutta@usa.net (1998) + SDCCsymt.h - Header file for Symbols table related structures and MACRO's. + Written By - Sandeep Dutta . sandeep.dutta@usa.net (1998) This program 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. - + This program 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 this program; if not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - + In other words, you are welcome to use, share and improve this program. You are forbidden to forbid anyone else to use, share and improve - what you give them. Help stamp out software-hoarding! + what you give them. Help stamp out software-hoarding! -------------------------------------------------------------------------*/ #ifndef SDCCSYMT_H #define SDCCSYMT_H #define MAX_NEST_LEVEL 256 -#define SDCC_NAME_MAX 64 +#define SDCC_SYMNAME_MAX 64 +#define SDCC_NAME_MAX 3*SDCC_SYMNAME_MAX // big enough for ___etc #include "SDCChasht.h" +#include "SDCCglobl.h" +#include "dbuf.h" + +#define INTNO_MAX 255 /* maximum allowed interrupt number */ +#define INTNO_UNSPEC (INTNO_MAX+1) /* interrupt number unspecified */ +#define BITVAR_PAD -1 + +enum { + TYPEOF_INT=1, + TYPEOF_SHORT, + TYPEOF_CHAR, + TYPEOF_LONG, + TYPEOF_FLOAT, + TYPEOF_FIXED16X16, + TYPEOF_BIT, + TYPEOF_BITFIELD, + TYPEOF_SBIT, + TYPEOF_SFR, + TYPEOF_VOID, + TYPEOF_STRUCT, + TYPEOF_ARRAY, + TYPEOF_FUNCTION, + TYPEOF_POINTER, + TYPEOF_FPOINTER, + TYPEOF_CPOINTER, + TYPEOF_GPOINTER, + TYPEOF_PPOINTER, + TYPEOF_IPOINTER, + TYPEOF_EEPPOINTER +}; + +// values for first byte (or 3 most significant bits) of generic pointer. +#if 0 +#define GPTYPE_FAR 0x00 +#define GPTYPE_NEAR 0x40 +#define GPTYPE_XSTACK 0x60 +#define GPTYPE_CODE 0x80 +#else +#define GPTYPE_FAR (port->gp_tags.tag_far) +#define GPTYPE_NEAR (port->gp_tags.tag_near) +#define GPTYPE_XSTACK (port->gp_tags.tag_xstack) +#define GPTYPE_CODE (port->gp_tags.tag_code) +#endif #define HASHTAB_SIZE 256 /* hash table bucket */ typedef struct bucket -{ - void *sym ; /* pointer to the object */ - char name[SDCC_NAME_MAX+1]; /* name of this symbol */ - int level ; /* nest level for this symbol */ - int block ; /* belongs to which block */ - struct bucket *prev ; /* ptr 2 previous bucket */ - struct bucket *next ; /* ptr 2 next bucket */ -} bucket ; - -typedef struct structdef { - char tag[SDCC_NAME_MAX+1]; /* tag part of structure */ - unsigned char level ; /* Nesting level */ - struct symbol *fields ; /* pointer to fields */ - unsigned size ; /* sizeof the table in bytes */ -} structdef ; + { + void *sym; /* pointer to the object */ + char name[SDCC_NAME_MAX + 1]; /* name of this symbol */ + int level; /* nest level for this symbol */ + int block; /* belongs to which block */ + struct bucket *prev; /* ptr 2 previous bucket */ + struct bucket *next; /* ptr 2 next bucket */ + } +bucket; + +typedef struct structdef + { + char tag[SDCC_NAME_MAX + 1]; /* tag part of structure */ + unsigned char level; /* Nesting level */ + struct symbol *fields; /* pointer to fields */ + unsigned size; /* sizeof the table in bytes */ + int type; /* STRUCT or UNION */ + bool b_flexArrayMember; /* has got an flexible array member, + only needed for syntax checks */ + } +structdef; /* noun definitions */ -typedef enum { - V_INT = 0, - V_FLOAT , - V_CHAR , - V_VOID , - V_STRUCT , - V_LABEL , - V_BIT , - V_SBIT -} NOUN; +typedef enum + { + V_INT = 1, + V_FLOAT, + V_FIXED16X16, + V_CHAR, + V_VOID, + V_STRUCT, + V_LABEL, + V_BIT, + V_BITFIELD, + V_SBIT, + V_DOUBLE + } +NOUN; /* storage class */ -typedef enum { - S_FIXED = 0, - S_AUTO , - S_REGISTER , - S_CONSTANT , - S_SFR , - S_SBIT , - S_CODE , - S_XDATA , - S_DATA , - S_IDATA , - S_PDATA , - S_LITERAL , - S_STACK , - S_XSTACK , - S_BIT , - S_EEPROM -} STORAGE_CLASS; +typedef enum + { + S_FIXED = 0, + S_AUTO, + S_REGISTER, + S_SFR, + S_SBIT, + S_CODE, + S_XDATA, + S_DATA, + S_IDATA, + S_PDATA, + S_LITERAL, + S_STACK, + S_XSTACK, + S_BIT, + S_EEPROM + } +STORAGE_CLASS; + +#define TYPE_TARGET_CHAR TYPE_BYTE +#define TYPE_TARGET_INT TYPE_WORD +#define TYPE_TARGET_LONG TYPE_DWORD +#define TYPE_TARGET_UCHAR TYPE_UBYTE +#define TYPE_TARGET_UINT TYPE_UWORD +#define TYPE_TARGET_ULONG TYPE_UDWORD /* specifier is the last in the type-chain */ -typedef struct specifier { - NOUN noun ; /* CHAR INT STRUCTURE LABEL */ - STORAGE_CLASS sclass ; /* REGISTER,AUTO,FIX,CONSTANT */ - struct memmap *oclass ; /* output storage class */ - unsigned _long : 1 ; /* 1=long */ - unsigned _short: 1 ; /* 1=short int */ - unsigned _unsigned: 1 ; /* 1=unsigned, 0=signed */ - unsigned _static: 1 ; /* 1=static keyword found */ - unsigned _extern: 1 ; /* 1=extern found */ - unsigned _absadr: 1 ; /* absolute address specfied */ - unsigned _reent : 1 ; /* function is reentrant */ - unsigned _intrtn: 1 ; /* this is an interrupt routin*/ - unsigned _rbank : 1 ; /* seperate register bank */ - unsigned _volatile : 1; /* is marked as volatile */ - unsigned _const:1 ; /* is a constant */ - unsigned _critical:1 ; /* critical function */ - unsigned _typedef :1 ; /* is typedefed */ - unsigned _isregparm:1 ; /* is the first parameter */ - unsigned _isenum :1 ; /* is an enumerated type */ - unsigned banked :1 ; /* function has banked attribute */ - unsigned _IntNo ; /* 1=Interrupt svc routine */ - short _regbank ; /* register bank 2b used */ - unsigned _addr ; /* address of symbol */ - unsigned _stack ; /* stack offset for stacked v */ - unsigned _bitStart ; /* bit start position */ - int _bitLength ; /* bit length */ - - union { /* Values if constant or enum */ - int v_int ; /* int and char values */ - char *v_char; /* character string */ - unsigned v_uint; /* unsigned int const value */ - long v_long; /* long constant value */ - unsigned long v_ulong; /* unsigned long constant val */ - double v_float; /* floating point constant value */ - struct symbol *v_enum; /* ptr 2 enum_list if enum==1 */ - } const_val ; - struct structdef *v_struct; /* structure pointer */ -} specifier ; +typedef struct specifier + { + NOUN noun; /* CHAR INT STRUCTURE LABEL */ + STORAGE_CLASS sclass; /* REGISTER,AUTO,FIX,CONSTANT */ + struct memmap *oclass; /* output storage class */ + unsigned b_long:1; /* 1=long */ + unsigned b_short:1; /* 1=short int */ + unsigned b_unsigned:1; /* 1=unsigned, 0=signed */ + unsigned b_signed:1; /* just for sanity checks only*/ + unsigned b_static:1; /* 1=static keyword found */ + unsigned b_extern:1; /* 1=extern found */ + unsigned b_inline:1; /* inline function requested */ + unsigned b_absadr:1; /* absolute address specfied */ + unsigned b_volatile:1; /* is marked as volatile */ + unsigned b_const:1; /* is a constant */ + unsigned b_restrict:1; /* is restricted */ + unsigned b_typedef:1; /* is typedefed */ + unsigned b_isregparm:1; /* is the first parameter */ + unsigned b_isenum:1; /* is an enumerated type */ + unsigned b_bitUnnamed:1; /* is an unnamed bit-field */ + unsigned _bitStart; /* bit start position */ + int _bitLength; /* bit length */ + unsigned _addr; /* address of symbol */ + unsigned _stack; /* stack offset for stacked v */ + int argreg; /* reg no for regparm */ + union + { /* Values if constant or enum */ + TYPE_TARGET_INT v_int; /* 2 bytes: int and char values */ + char *v_char; /* character string */ + TYPE_TARGET_UINT v_uint; /* 2 bytes: unsigned int const value */ + TYPE_TARGET_LONG v_long; /* 4 bytes: long constant value */ + TYPE_TARGET_ULONG v_ulong; /* 4 bytes: unsigned long constant value */ + double v_float; /* floating point constant value */ + TYPE_TARGET_ULONG v_fixed16x16; /* 4 bytes: fixed floating point constant value */ + struct symbol *v_enum; /* ptr to enum_list if enum==1 */ + } + const_val; + struct structdef *v_struct; /* structure pointer */ + } +specifier; /* types of declarators */ +typedef enum + { + POINTER = 0, /* pointer to near data */ + FPOINTER, /* pointer to far data */ + CPOINTER, /* pointer to code space */ + GPOINTER, /* _generic pointer */ + PPOINTER, /* paged area pointer */ + IPOINTER, /* pointer to upper 128 bytes */ + UPOINTER, /* unknown pointer used only when parsing */ + EEPPOINTER, /* pointer to eeprom */ + ARRAY, + FUNCTION + } +DECLARATOR_TYPE; + +typedef struct declarator + { + DECLARATOR_TYPE dcl_type; /* POINTER,ARRAY or FUNCTION */ + unsigned int num_elem; /* # of elems if type==array, */ + /* always 0 for flexible arrays */ + unsigned ptr_const:1; /* pointer is constant */ + unsigned ptr_volatile:1; /* pointer is volatile */ + unsigned ptr_restrict:1; /* pointer is resticted */ + struct sym_link *tspec; /* pointer type specifier */ + } +declarator; + typedef enum { - POINTER = 0, /* pointer to near data */ - FPOINTER , /* pointer to far data */ - CPOINTER , /* pointer to code space */ - GPOINTER , /* _generic pointer */ - PPOINTER , /* paged area pointer */ - IPOINTER , /* pointer to upper 128 bytes */ - UPOINTER , /* unknown pointer used only when parsing */ - EEPPOINTER , /* pointer to eeprom */ - ARRAY , - FUNCTION -} DECLARATOR_TYPE; - -typedef struct declarator { - DECLARATOR_TYPE dcl_type; /* POINTER,ARRAY or FUNCTION */ - short num_elem; /* # of elems if type==array */ - short ptr_const :1; /* pointer is constant */ - short ptr_volatile:1; /* pointer is volatile */ - struct link *tspec; /* pointer type specifier */ -} declarator ; - -#define DECLARATOR 0 -#define SPECIFIER 1 - -typedef struct link { - unsigned class : 1 ; /* DECLARATOR or SPECIFIER */ - unsigned tdef : 1 ; /* current link created by */ - /* typedef if this flag is set*/ - union { - specifier s ; /* if CLASS == SPECIFIER */ - declarator d ; /* if CLASS == DECLARATOR */ - } select ; - - struct link *next ; /* next element on the chain */ -} link ; - -typedef struct symbol { - char name [SDCC_NAME_MAX+1] ; /* Input Variable Name */ - char rname[SDCC_NAME_MAX+1] ; /* internal name */ - - short level ; /* declration lev,fld offset */ - short block ; /* sequential block # of defintion */ - int key; - unsigned fbody :1 ; /* function body defined */ - unsigned implicit :1 ; /* implicit flag */ - unsigned undefined :1 ; /* undefined variable */ - unsigned ret :1 ; /* return statement for a function */ - unsigned hasVargs :1 ; /* has a variable argument list */ - unsigned _isparm :1 ; /* is a parameter */ - unsigned ismyparm :1 ; /* is parameter of the function being generated */ - unsigned isitmp :1 ; /* is an intermediate temp */ - unsigned islbl :1 ; /* is a temporary label */ - unsigned isref :1 ; /* has been referenced */ - unsigned isind :1 ; /* is a induction variable */ - unsigned isinvariant:1 ; /* is a loop invariant */ - unsigned isstrlit :1 ; /* is a string literal */ - unsigned cdef :1 ; /* compiler defined symbol */ - unsigned allocreq :1 ; /* allocation is required for this variable */ - unsigned addrtaken :1 ; /* address of the symbol was taken */ - unsigned isreqv :1 ; /* is the register quivalent of a symbol */ - unsigned hasFcall :1 ; /* for functions does it call other functions */ - unsigned calleeSave :1 ; /* for functions uses callee save paradigm */ - unsigned udChked :1 ; /* use def checking has been already done */ + DECLARATOR=1, + SPECIFIER +} SYM_LINK_CLASS; +#define DECLSPEC2TXT(select) (select==DECLARATOR?"DECLARATOR":select==SPECIFIER?"SPECIFIER":"UNKNOWN") + +typedef struct sym_link + { + SYM_LINK_CLASS class; /* DECLARATOR or SPECIFIER */ + unsigned tdef:1; /* current link created by */ + /* typedef if this flag is set */ + union + { + specifier s; /* if CLASS == SPECIFIER */ + declarator d; /* if CLASS == DECLARATOR */ + } select; + + /* function attributes */ + struct { + struct value *args; /* the defined arguments */ + unsigned hasVargs:1; /* functions has varargs */ + unsigned calleeSaves:1; /* functions uses callee save */ + unsigned hasbody:1; /* function body defined */ + unsigned hasFcall:1; /* does it call other functions */ + unsigned reent:1; /* function is reentrant */ + unsigned naked:1; /* naked function */ + + unsigned shadowregs:1; /* function uses shadow registers (pic16 port) */ + unsigned wparam:1; /* first byte of arguments is passed via WREG (pic16 port) */ + unsigned nonbanked:1; /* function has the nonbanked attribute */ + unsigned banked:1; /* function has the banked attribute */ + unsigned critical:1; /* critical function */ + unsigned intrtn:1; /* this is an interrupt routine */ + unsigned rbank:1; /* seperate register bank */ + unsigned inlinereq:1; /* inlining requested */ + unsigned intno; /* 1=Interrupt svc routine */ + short regbank; /* register bank 2b used */ + unsigned builtin; /* is a builtin function */ + unsigned javaNative; /* is a JavaNative Function (TININative ONLY) */ + unsigned overlay; /* force parameters & locals into overlay segment */ + unsigned hasStackParms; /* function has parameters on stack */ + } funcAttrs; + + struct sym_link *next; /* next element on the chain */ + } +sym_link; + +typedef struct symbol + { + char name[SDCC_SYMNAME_MAX + 1]; /* Input Variable Name */ + char rname[SDCC_NAME_MAX + 1]; /* internal name */ + + short level; /* declaration lev,fld offset */ + short block; /* sequential block # of definition */ + int key; + unsigned flexArrayLength; /* if the symbol specifies a struct + with a "flexible array member", then the additional length in bytes for + the "fam" is stored here. Because the length can be different from symbol + to symbol AND v_struct isn't copied in copyLinkChain(), it's located here + in the symbol and not in v_struct or the declarator */ + unsigned implicit:1; /* implicit flag */ + unsigned undefined:1; /* undefined variable */ + unsigned infertype:1; /* type should be inferred from first assign */ + unsigned _isparm:1; /* is a parameter */ + unsigned ismyparm:1; /* is parameter of the function being generated */ + unsigned isitmp:1; /* is an intermediate temp */ + unsigned islbl:1; /* is a temporary label */ + unsigned isref:1; /* has been referenced */ + unsigned isind:1; /* is a induction variable */ + unsigned isinvariant:1; /* is a loop invariant */ + unsigned cdef:1; /* compiler defined symbol */ + unsigned addrtaken:1; /* address of the symbol was taken */ + unsigned isreqv:1; /* is the register equivalent of a symbol */ + unsigned udChked:1; /* use def checking has been already done */ + unsigned generated:1; /* code generated (function symbols only) */ /* following flags are used by the backend for code generation and can be changed if a better scheme for backend is thought of */ + unsigned isLiveFcall:1; /* is live at or across a function call */ + unsigned isspilt:1; /* has to be spilt */ + unsigned spillA:1; /* spilt be register allocator */ + unsigned remat:1; /* can be remateriazed */ + unsigned isptr:1; /* is a pointer */ + unsigned uptr:1; /* used as a pointer */ + unsigned isFree:1; /* used by register allocator */ + unsigned islocal:1; /* is a local variable */ + unsigned blockSpil:1; /* spilt at block level */ + unsigned remainSpil:1; /* spilt because not used in remainder */ + unsigned stackSpil:1; /* has been spilt on temp stack location */ + unsigned onStack:1; /* this symbol allocated on the stack */ + unsigned iaccess:1; /* indirect access */ + unsigned ruonly:1; /* used in return statement only */ + unsigned spildir:1; /* spilt in direct space */ + unsigned ptrreg:1; /* this symbol assigned to a ptr reg */ + unsigned noSpilLoc:1; /* cannot be assigned a spil location */ + unsigned isstrlit; /* is a string literal and it's usage count */ + unsigned accuse; /* can be left in the accumulator + On the Z80 accuse is divided into + ACCUSE_A and ACCUSE_HL as the idea + is quite similar. + */ + unsigned dptr; /* 8051 variants with multiple DPTRS + currently implemented in DS390 only + */ + int allocreq ; /* allocation is required for this variable */ + int stack; /* offset on stack */ + int xstack; /* offset on xternal stack */ + short nRegs; /* number of registers required */ + short regType; /* type of register required */ - unsigned isspilt :1 ; /* has to be spilt */ - unsigned remat :1 ; /* can be remateriazed */ - unsigned isptr :1 ; /* is a pointer */ - unsigned uptr :1 ; /* used as a pointer */ - unsigned isFree :1 ; /* used by register allocator */ - unsigned islocal :1 ; /* is a local variable */ - unsigned blockSpil :1 ; /* spilt at block level */ - unsigned remainSpil :1 ; /* spilt because not used in remainder */ - unsigned stackSpil :1 ; /* has been spilt on temp stack location */ - unsigned onStack :1 ; /* this symbol allocated on the stack */ - unsigned iaccess :1 ; /* indirect access */ - unsigned ruonly :1 ; /* used in return statement only */ - unsigned spildir :1 ; /* spilt in direct space */ - unsigned ptrreg :1 ; /* this symbol assigned to a ptr reg */ - unsigned accuse ; /* can be left in the accumulator - On the Z80 accuse is devided into - ACCUSE_A and ACCUSE_HL as the idea - is quite similar. - */ - - int stack ; /* offset on stack */ - int xstack ; /* offset on xternal stack */ - short nRegs ; /* number of registers required */ - short regType ; /* type of register required */ - - struct regs *regs[4] ; /* can have at the most 4 registers */ - struct asmop *aop ; /* asmoperand for this symbol */ - struct iCode *fuse ; /* furthest use */ - struct iCode *rematiCode ; /* rematerialse with which instruction */ - struct operand *reqv ; /* register equivalent of a local variable */ - union { - struct symbol *spillLoc; /* register spil location */ - struct set *itmpStack; /* symbols spilt @ this stack location */ - } usl; - short bitVar ; /* this is a bit variable */ - unsigned offset ; /* offset from top if struct */ - - int lineDef ; /* defined line number */ - int lastLine ; /* for functions the last line*/ - struct link *type ; /* 1st link to declator chain */ - struct link *etype ; /* last link to declarator chn*/ - struct value *args ; /* arguments if function */ - struct symbol *next ; /* crosslink to next symbol */ - struct symbol *localof ; /* local variable of which function */ - struct initList *ival ; /* ptr to initializer if any */ - struct bitVect *defs ; /* bit vector for definitions */ - struct bitVect *uses ; /* bit vector for uses */ - struct bitVect *regsUsed ; /* for functions registers used */ - int liveFrom ; /* live from iCode sequence number */ - int liveTo ; /* live to sequence number */ - int used ; /* no. of times this was used */ - int recvSize ; /* size of first argument */ - int argStack ; /* stacks used by parameters */ - -} symbol ; + struct regs *regs[4]; /* can have at the most 4 registers */ + struct asmop *aop; /* asmoperand for this symbol */ + struct iCode *fuse; /* furthest use */ + struct iCode *rematiCode; /* rematerialise with which instruction */ + struct operand *reqv; /* register equivalent of a local variable */ + struct symbol *prereqv; /* symbol before register equiv. substitution */ + struct symbol *psbase; /* if pseudo symbol, the symbol it is based on */ + union + { + struct symbol *spillLoc; /* register spil location */ + struct set *itmpStack; /* symbols spilt @ this stack location */ + } + usl; + char bitVar; /* if bitVar != 0: this is a bit variable, bitVar is the size in bits */ + char bitUnnamed:1; /* unnamed bit variable */ + unsigned offset; /* offset from top if struct */ + int lineDef; /* defined line number */ + char *fileDef; /* defined filename */ + int lastLine; /* for functions the last line */ + struct sym_link *type; /* 1st link to declarator chain */ + struct sym_link *etype; /* last link to declarator chain */ + struct symbol *next; /* crosslink to next symbol */ + struct symbol *localof; /* local variable of which function */ + struct initList *ival; /* ptr to initializer if any */ + struct bitVect *defs; /* bit vector for definitions */ + struct bitVect *uses; /* bit vector for uses */ + struct bitVect *regsUsed; /* for functions registers used */ + int liveFrom; /* live from iCode sequence number */ + int liveTo; /* live to sequence number */ + int used; /* no. of times this was used */ + int recvSize; /* size of first argument */ + struct bitVect *clashes; /* overlaps with what other symbols */ + struct ast * funcTree; /* function body ast if inlined */ + } +symbol; + +extern sym_link *validateLink(sym_link *l, + const char *macro, + const char *args, + const char select, + const char *file, + unsigned line); /* Easy Access Macros */ -#define DCL_TYPE(l) l->select.d.dcl_type -#define DCL_ELEM(l) l->select.d.num_elem -#define DCL_PTR_CONST(l) l->select.d.ptr_const -#define DCL_PTR_VOLATILE(l) l->select.d.ptr_volatile -#define DCL_TSPEC(l) l->select.d.tspec -#define SPEC_NOUN(x) x->select.s.noun -#define SPEC_LONG(x) x->select.s._long -#define SPEC_SHORT(x) x->select.s._short -#define SPEC_USIGN(x) x->select.s._unsigned -#define SPEC_SCLS(x) x->select.s.sclass -#define SPEC_ENUM(x) x->select.s._isenum -#define SPEC_OCLS(x) x->select.s.oclass -#define SPEC_STAT(x) x->select.s._static -#define SPEC_EXTR(x) x->select.s._extern -#define SPEC_CODE(x) x->select.s._codesg -#define SPEC_RENT(x) x->select.s._reent -#define SPEC_INTN(x) x->select.s._IntNo -#define SPEC_ABSA(x) x->select.s._absadr -#define SPEC_BANK(x) x->select.s._regbank -#define SPEC_ADDR(x) x->select.s._addr -#define SPEC_STAK(x) x->select.s._stack -#define SPEC_CVAL(x) x->select.s.const_val -#define SPEC_BSTR(x) x->select.s._bitStart -#define SPEC_BLEN(x) x->select.s._bitLength -#define SPEC_BNKF(x) x->select.s._rbank -#define SPEC_INTRTN(x) x->select.s._intrtn -#define SPEC_CRTCL(x) x->select.s._critical -#define SPEC_VOLATILE(x) x->select.s._volatile -#define SPEC_CONST(x) x->select.s._const -#define SPEC_STRUCT(x) x->select.s.v_struct -#define SPEC_TYPEDEF(x) x->select.s._typedef -#define SPEC_REGPARM(x) x->select.s._isregparm -#define SPEC_BANKED(x) x->select.s.banked +#define IS_OP_RUONLY(x) (IS_SYMOP(x) && OP_SYMBOL(x) && OP_SYMBOL(x)->ruonly) +#define IS_OP_ACCUSE(x) (IS_SYMOP(x) && OP_SYMBOL(x) && OP_SYMBOL(x)->accuse) + +#define DCL_TYPE(l) validateLink(l, "DCL_TYPE", #l, DECLARATOR, __FILE__, __LINE__)->select.d.dcl_type +#define DCL_ELEM(l) validateLink(l, "DCL_ELEM", #l, DECLARATOR, __FILE__, __LINE__)->select.d.num_elem +#define DCL_PTR_CONST(l) validateLink(l, "DCL_PTR_CONST", #l, DECLARATOR, __FILE__, __LINE__)->select.d.ptr_const +#define DCL_PTR_VOLATILE(l) validateLink(l, "DCL_PTR_VOLATILE", #l, DECLARATOR, __FILE__, __LINE__)->select.d.ptr_volatile +#define DCL_PTR_RESTRICT(l) validateLink(l, "DCL_PTR_RESTRICT", #l, DECLARATOR, __FILE__, __LINE__)->select.d.ptr_restrict +#define DCL_TSPEC(l) validateLink(l, "DCL_TSPEC", #l, DECLARATOR, __FILE__, __LINE__)->select.d.tspec + +#define FUNC_DEBUG //assert(IS_FUNC(x)); +#define FUNC_HASVARARGS(x) (x->funcAttrs.hasVargs) +#define IFFUNC_HASVARARGS(x) (IS_FUNC(x) && FUNC_HASVARARGS(x)) +#define FUNC_ARGS(x) (x->funcAttrs.args) +#define IFFUNC_ARGS(x) (IS_FUNC(x) && FUNC_ARGS(x)) +#define FUNC_HASFCALL(x) (x->funcAttrs.hasFcall) +#define IFFUNC_HASFCALL(x) (IS_FUNC(x) && FUNC_HASFCALL(x)) +#define FUNC_HASBODY(x) (x->funcAttrs.hasbody) +#define IFFUNC_HASBODY(x) (IS_FUNC(x) && FUNC_HASBODY(x)) +#define FUNC_CALLEESAVES(x) (x->funcAttrs.calleeSaves) +#define IFFUNC_CALLEESAVES(x) (IS_FUNC(x) && FUNC_CALLEESAVES(x)) +#define FUNC_ISISR(x) (x->funcAttrs.intrtn) +#define IFFUNC_ISISR(x) (IS_FUNC(x) && FUNC_ISISR(x)) +#define IFFUNC_RBANK(x) (IS_FUNC(x) && FUNC_RBANK(x)) +#define FUNC_INTNO(x) (x->funcAttrs.intno) +#define FUNC_REGBANK(x) (x->funcAttrs.regbank) +#define FUNC_HASSTACKPARM(x) (x->funcAttrs.hasStackParms) +#define FUNC_ISINLINE(x) (x->funcAttrs.inlinereq) +#define IFFUNC_ISINLINE(x) (IS_FUNC(x) && FUNC_ISINLINE(x)) + +#define FUNC_ISREENT(x) (x->funcAttrs.reent) +#define IFFUNC_ISREENT(x) (IS_FUNC(x) && FUNC_ISREENT(x)) +#define FUNC_ISSHADOWREGS(x) (x->funcAttrs.shadowregs) +#define IFFUNC_ISSHADOWREGS(x) (IS_FUNC(x) && FUNC_ISSHADOWREGS(x)) +#define FUNC_ISWPARAM(x) (x->funcAttrs.wparam) +#define IFFUNC_ISWPARAM(x) (IS_FUNC(x) && FUNC_ISWPARAM(x)) +#define FUNC_ISNAKED(x) (x->funcAttrs.naked) +#define IFFUNC_ISNAKED(x) (IS_FUNC(x) && FUNC_ISNAKED(x)) +#define FUNC_NONBANKED(x) (x->funcAttrs.nonbanked) +#define IFFUNC_NONBANKED(x) (IS_FUNC(x) && FUNC_NONBANKED(x)) +#define FUNC_BANKED(x) (x->funcAttrs.banked) +#define IFFUNC_BANKED(x) (IS_FUNC(x) && FUNC_BANKED(x)) +#define FUNC_ISCRITICAL(x) (x->funcAttrs.critical) +#define IFFUNC_ISCRITICAL(x) (IS_FUNC(x) && FUNC_ISCRITICAL(x)) +#define FUNC_ISBUILTIN(x) (x->funcAttrs.builtin) +#define IFFUNC_ISBUILTIN(x) (IS_FUNC(x) && FUNC_ISBUILTIN(x)) +#define FUNC_ISJAVANATIVE(x) (x->funcAttrs.javaNative) +#define IFFUNC_ISJAVANATIVE(x) (IS_FUNC(x) && FUNC_ISJAVANATIVE(x)) +#define FUNC_ISOVERLAY(x) (x->funcAttrs.overlay) +#define IFFUNC_ISOVERLAY(x) (IS_FUNC(x) && FUNC_ISOVERLAY(x)) + +#define IFFUNC_ISBANKEDCALL(x) (!IFFUNC_NONBANKED(x) && \ + (options.model == MODEL_HUGE || \ + ((options.model == MODEL_LARGE || options.model == MODEL_MEDIUM) && \ + (TARGET_IS_Z80 || TARGET_IS_GBZ80)) || \ + IFFUNC_BANKED(x))) + +#define SPEC_NOUN(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.noun +#define SPEC_LONG(x) validateLink(x, "SPEC_LONG", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_long +#define SPEC_SHORT(x) validateLink(x, "SPEC_LONG", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_short +#define SPEC_USIGN(x) validateLink(x, "SPEC_USIGN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_unsigned +#define SPEC_SCLS(x) validateLink(x, "SPEC_SCLS", #x, SPECIFIER, __FILE__, __LINE__)->select.s.sclass +#define SPEC_ENUM(x) validateLink(x, "SPEC_ENUM", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_isenum +#define SPEC_OCLS(x) validateLink(x, "SPEC_OCLS", #x, SPECIFIER, __FILE__, __LINE__)->select.s.oclass +#define SPEC_STAT(x) validateLink(x, "SPEC_STAT", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_static +#define SPEC_EXTR(x) validateLink(x, "SPEC_EXTR", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_extern +#define SPEC_CODE(x) validateLink(x, "SPEC_CODE", #x, SPECIFIER, __FILE__, __LINE__)->select.s._codesg +#define SPEC_ABSA(x) validateLink(x, "SPEC_ABSA", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_absadr +#define SPEC_BANK(x) validateLink(x, "SPEC_BANK", #x, SPECIFIER, __FILE__, __LINE__)->select.s._regbank +#define SPEC_ADDR(x) validateLink(x, "SPEC_ADDR", #x, SPECIFIER, __FILE__, __LINE__)->select.s._addr +#define SPEC_STAK(x) validateLink(x, "SPEC_STAK", #x, SPECIFIER, __FILE__, __LINE__)->select.s._stack +#define SPEC_CVAL(x) validateLink(x, "SPEC_CVAL", #x, SPECIFIER, __FILE__, __LINE__)->select.s.const_val +#define SPEC_BSTR(x) validateLink(x, "SPEC_BSTR", #x, SPECIFIER, __FILE__, __LINE__)->select.s._bitStart +#define SPEC_BLEN(x) validateLink(x, "SPEC_BLEN", #x, SPECIFIER, __FILE__, __LINE__)->select.s._bitLength +#define SPEC_BUNNAMED(x) validateLink(x, "SPEC_BLEN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_bitUnnamed + +/* Sleaze: SPEC_ISR_SAVED_BANKS is only used on + * function type symbols, which obviously cannot + * be of BIT type. Therefore, we recycle the + * _bitStart field instead of defining a new field. + */ +#define SPEC_ISR_SAVED_BANKS(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s._bitStart +#define SPEC_VOLATILE(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_volatile +#define SPEC_CONST(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_const +#define SPEC_RESTRICT(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_restrict +#define SPEC_STRUCT(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.v_struct +#define SPEC_TYPEDEF(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_typedef +#define SPEC_REGPARM(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_isregparm +#define SPEC_ARGREG(x) validateLink(x, "SPEC_NOUN", #x, SPECIFIER, __FILE__, __LINE__)->select.s.argreg +#define SPEC_INLINE(x) validateLink(x, "SPEC_INLINE", #x, SPECIFIER, __FILE__, __LINE__)->select.s.b_inline /* type check macros */ -#define IS_DECL(x) ( x && x->class == DECLARATOR ) +#define IS_DECL(x) ( x && x->class == DECLARATOR ) #define IS_SPEC(x) ( x && x->class == SPECIFIER ) #define IS_ARRAY(x) (IS_DECL(x) && DCL_TYPE(x) == ARRAY) #define IS_DATA_PTR(x) (IS_DECL(x) && DCL_TYPE(x) == POINTER) #define IS_PTR(x) (IS_DECL(x) && (DCL_TYPE(x) == POINTER || \ DCL_TYPE(x) == FPOINTER || \ - DCL_TYPE(x) == GPOINTER || \ - DCL_TYPE(x) == IPOINTER || \ - DCL_TYPE(x) == PPOINTER || \ - DCL_TYPE(x) == EEPPOINTER || \ + DCL_TYPE(x) == GPOINTER || \ + DCL_TYPE(x) == IPOINTER || \ + DCL_TYPE(x) == PPOINTER || \ + DCL_TYPE(x) == EEPPOINTER || \ DCL_TYPE(x) == CPOINTER || \ DCL_TYPE(x) == UPOINTER )) #define IS_PTR_CONST(x) (IS_PTR(x) && DCL_PTR_CONST(x)) +#define IS_PTR_RESTRICT(x) (IS_PTR(x) && DCL_PTR_RESTRICT(x)) #define IS_FARPTR(x) (IS_DECL(x) && DCL_TYPE(x) == FPOINTER) +#define IS_CODEPTR(x) (IS_DECL(x) && DCL_TYPE(x) == CPOINTER) #define IS_GENPTR(x) (IS_DECL(x) && DCL_TYPE(x) == GPOINTER) +#define IS_FUNCPTR(x) (IS_DECL(x) && (DCL_TYPE(x) == CPOINTER || DCL_TYPE(x) == GPOINTER) && IS_FUNC(x->next)) #define IS_FUNC(x) (IS_DECL(x) && DCL_TYPE(x) == FUNCTION) -#define IS_LONG(x) (IS_SPEC(x) && x->select.s._long) -#define IS_SHORT(x) (IS_SPEC(x) && x->select.s._short) -#define IS_TYPEDEF(x)(IS_SPEC(x) && x->select.s._typedef) -#define IS_CONSTANT(x) (IS_SPEC(x) && (x->select.s.sclass == S_CONSTANT ||\ - x->select.s._const == 1)) +#define IS_LONG(x) (IS_SPEC(x) && x->select.s.b_long) +#define IS_UNSIGNED(x) (IS_SPEC(x) && x->select.s.b_unsigned) +#define IS_TYPEDEF(x)(IS_SPEC(x) && x->select.s.b_typedef) +#define IS_CONSTANT(x) (!x ? 0 : \ + IS_SPEC(x) ? \ + x->select.s.b_const : \ + x->select.d.ptr_const) #define IS_STRUCT(x) (IS_SPEC(x) && x->select.s.noun == V_STRUCT) -#define IS_ABSOLUTE(x) (IS_SPEC(x) && x->select.s._absadr ) +#define IS_ABSOLUTE(x) (IS_SPEC(x) && x->select.s.b_absadr ) #define IS_REGISTER(x) (IS_SPEC(x) && SPEC_SCLS(x) == S_REGISTER) #define IS_RENT(x) (IS_SPEC(x) && x->select.s._reent ) #define IS_STATIC(x) (IS_SPEC(x) && SPEC_STAT(x)) +#define IS_INLINE(x) (IS_SPEC(x) && SPEC_INLINE(x)) #define IS_INT(x) (IS_SPEC(x) && x->select.s.noun == V_INT) #define IS_VOID(x) (IS_SPEC(x) && x->select.s.noun == V_VOID) #define IS_CHAR(x) (IS_SPEC(x) && x->select.s.noun == V_CHAR) -#define IS_EXTERN(x) (IS_SPEC(x) && x->select.s._extern) -#define IS_VOLATILE(x) (IS_SPEC(x) && x->select.s._volatile ) +#define IS_EXTERN(x) (IS_SPEC(x) && x->select.s.b_extern) +#define IS_VOLATILE(x) (!x ? 0 : \ + IS_SPEC(x) ? \ + x->select.s.b_volatile : \ + x->select.d.ptr_volatile) #define IS_INTEGRAL(x) (IS_SPEC(x) && (x->select.s.noun == V_INT || \ x->select.s.noun == V_CHAR || \ + x->select.s.noun == V_BITFIELD || \ x->select.s.noun == V_BIT || \ x->select.s.noun == V_SBIT )) -#define IS_BITFIELD(x) (IS_SPEC(x) && (x->select.s.noun == V_BIT)) -#define IS_BITVAR(x) (IS_SPEC(x) && (x->select.s.noun == V_BIT || \ +#define IS_BITFIELD(x) (IS_SPEC(x) && (x->select.s.noun == V_BITFIELD)) +#define IS_BITVAR(x) (IS_SPEC(x) && (x->select.s.noun == V_BITFIELD || \ + x->select.s.noun == V_BIT || \ x->select.s.noun == V_SBIT )) +#define IS_BIT(x) (IS_SPEC(x) && (x->select.s.noun == V_BIT || \ + x->select.s.noun == V_SBIT )) #define IS_FLOAT(x) (IS_SPEC(x) && x->select.s.noun == V_FLOAT) -#define IS_ARITHMETIC(x) (IS_INTEGRAL(x) || IS_FLOAT(x)) +#define IS_FIXED16X16(x) (IS_SPEC(x) && x->select.s.noun == V_FIXED16X16) +#define IS_FIXED(x) (IS_FIXED16X16(x)) +#define IS_ARITHMETIC(x) (IS_INTEGRAL(x) || IS_FLOAT(x) || IS_FIXED(x)) #define IS_AGGREGATE(x) (IS_ARRAY(x) || IS_STRUCT(x)) #define IS_LITERAL(x) (IS_SPEC(x) && x->select.s.sclass == S_LITERAL) -#define IS_ISR(x) (IS_SPEC(x) && SPEC_INTRTN(x)) +#define IS_CODE(x) (IS_SPEC(x) && SPEC_SCLS(x) == S_CODE) #define IS_REGPARM(x) (IS_SPEC(x) && SPEC_REGPARM(x)) -#define IS_BANKED(x) (IS_SPEC(x) && SPEC_BANKED(x)) + +/* symbol check macros */ +#define IS_AUTO(x) (x->level && !IS_STATIC(x->etype) && !IS_EXTERN(x->etype)) /* forward declaration for the global vars */ -extern bucket *SymbolTab[] ; -extern bucket *StructTab[] ; +extern bucket *SymbolTab[]; +extern bucket *StructTab[]; extern bucket *TypedefTab[]; -extern bucket *LabelTab[] ; +extern bucket *LabelTab[]; extern bucket *enumTab[]; -extern symbol *__fsadd ; -extern symbol *__fssub ; -extern symbol *__fsmul ; -extern symbol *__fsdiv ; -extern symbol *__fseq ; -extern symbol *__fsneq ; -extern symbol *__fslt ; +extern symbol *__fsadd; +extern symbol *__fssub; +extern symbol *__fsmul; +extern symbol *__fsdiv; +extern symbol *__fseq; +extern symbol *__fsneq; +extern symbol *__fslt; extern symbol *__fslteq; -extern symbol *__fsgt ; +extern symbol *__fsgt; extern symbol *__fsgteq; -/* Dims: mul/div/mod, BYTE/WORD/DWORD, SIGNED/UNSIGNED */ -extern symbol *__muldiv[3][3][2]; +extern symbol *__fps16x16_add; +extern symbol *__fps16x16_sub; +extern symbol *__fps16x16_mul; +extern symbol *__fps16x16_div; +extern symbol *__fps16x16_eq; +extern symbol *__fps16x16_neq; +extern symbol *__fps16x16_lt; +extern symbol *__fps16x16_lteq; +extern symbol *__fps16x16_gt; +extern symbol *__fps16x16_gteq; + +/* Dims: mul/div/mod, BYTE/WORD/DWORD, SIGNED/UNSIGNED/BOTH */ +extern symbol *__muldiv[3][3][4]; /* Dims: BYTE/WORD/DWORD SIGNED/UNSIGNED */ -extern link *__multypes[3][2]; +extern sym_link *__multypes[3][2]; /* Dims: to/from float, BYTE/WORD/DWORD, SIGNED/USIGNED */ extern symbol *__conv[2][3][2]; +/* Dims: to/from fixed16x16, BYTE/WORD/DWORD/FLOAT, SIGNED/USIGNED */ +extern symbol *__fp16x16conv[2][4][2]; +/* Dims: shift left/shift right, BYTE/WORD/DWORD, SIGNED/UNSIGNED */ +extern symbol *__rlrr[2][3][2]; -#define CHARTYPE __multypes[0][0] -#define INTTYPE __multypes[1][0] -#define UCHARTYPE __multypes[0][1] +#define CHARTYPE __multypes[0][0] +#define UCHARTYPE __multypes[0][1] +#define INTTYPE __multypes[1][0] +#define UINTTYPE __multypes[1][1] +#define LONGTYPE __multypes[2][0] +#define ULONGTYPE __multypes[2][1] -extern link *floatType; +extern sym_link *floatType; +extern sym_link *fixed16x16Type; #include "SDCCval.h" +typedef enum +{ + RESULT_TYPE_NONE = 0, /* operands will be promoted to int */ + RESULT_TYPE_BIT, + RESULT_TYPE_CHAR, + RESULT_TYPE_INT, + RESULT_TYPE_OTHER, /* operands will be promoted to int */ + RESULT_TYPE_IFX, + RESULT_TYPE_GPTR, /* operands will be promoted to generic ptr */ +} RESULT_TYPE; + /* forward definitions for the symbol table related functions */ -void initSymt ( ); -symbol *newSymbol ( char *, int ); -link *newLink ( ); -structdef *newStruct ( char * ); -void addDecl ( symbol *, int , link * ); -link *mergeSpec ( link *, link * ); -link *cloneSpec ( link * ); -symbol *reverseSyms ( symbol * ); -link *reverseLink ( link * ); -symbol *copySymbol ( symbol * ); -symbol *copySymbolChain ( symbol * ); -void printSymChain ( symbol *, int ); -void printStruct ( structdef *, int ); -char *genSymName ( int ); -link *getSpec ( link * ); -char *genSymName ( int ); -int compStructSize ( int ,structdef * ); -link *copyLinkChain ( link * ); -int checkDecl ( symbol * ); -void checkBasic ( link *, link * ); -value *checkPointerIval ( link *, value * ); -value *checkStructIval ( symbol *, value * ); -value *checkArrayIval ( link *, value * ); -value *checkIval ( link *, value * ); -unsigned int getSize ( link * ); -unsigned int bitsForType ( link * ); -link *newIntLink ( ); -link *newCharLink ( ); -link *newLongLink ( ); -int checkType ( link *, link * ); -int checkFunction ( symbol * ); -void cleanUpLevel ( bucket **,int ); -void cleanUpBlock ( bucket **,int ); -int funcInChain ( link * ); -void addSymChain ( symbol * ); -link *structElemType ( link *, value * , value ** ); -symbol *getStructElement ( structdef *, symbol *) ; -link *computeType ( link *, link *); -void processFuncArgs (symbol *,int); -int isSymbolEqual (symbol *, symbol *); -int powof2 (unsigned long ); -void printTypeChain (link *,FILE *); -void initCSupport (); -void pointerTypes (link *, link * ); -void cdbTypeInfo (link *,FILE *); -void cdbSymbol (symbol *,FILE *,int,int); -void cdbStructBlock (int ,FILE *); -void initHashT ( ); -bucket *newBucket ( ); -void addSym ( bucket ** , void *, char *, int, int); -void deleteSym ( bucket ** , void *, char *); -void *findSym ( bucket ** , void *, char *); -void *findSymWithLevel ( bucket ** , struct symbol * ); -void *findSymWithBlock ( bucket ** , struct symbol *,int ); -#include "SDCCmem.h" +void initSymt (); +symbol *newSymbol (char *, int); +sym_link *newLink (SYM_LINK_CLASS); +sym_link *newFloatLink (); +structdef *newStruct (char *); +void addDecl (symbol *, int, sym_link *); +sym_link *mergeSpec (sym_link *, sym_link *, char *name); +symbol *reverseSyms (symbol *); +sym_link *reverseLink (sym_link *); +symbol *copySymbol (symbol *); +symbol *copySymbolChain (symbol *); +void printSymChain (symbol *, int); +void printStruct (structdef *, int); +char *genSymName (int); +sym_link *getSpec (sym_link *); +int compStructSize (int, structdef *); +sym_link *copyLinkChain (sym_link *); +int checkDecl (symbol *, int); +void checkBasic (sym_link *, sym_link *); +value *checkPointerIval (sym_link *, value *); +value *checkStructIval (symbol *, value *); +value *checkArrayIval (sym_link *, value *); +value *checkIval (sym_link *, value *); +unsigned int getSize (sym_link *); +unsigned int bitsForType (sym_link *); +sym_link *newIntLink (); +sym_link *newCharLink (); +sym_link *newLongLink (); +sym_link *newBoolLink (); +int compareType (sym_link *, sym_link *); +int compareTypeExact (sym_link *, sym_link *, int); +int checkFunction (symbol *, symbol *); +void cleanUpLevel (bucket **, int); +void cleanUpBlock (bucket **, int); +int funcInChain (sym_link *); +void addSymChain (symbol **); +sym_link *structElemType (sym_link *, value *); +symbol *getStructElement (structdef *, symbol *); +sym_link *computeType (sym_link *, sym_link *, RESULT_TYPE, int); +void processFuncPtrArgs (sym_link *); +void processFuncArgs (symbol *); +int isSymbolEqual (symbol *, symbol *); +int powof2 (TYPE_TARGET_ULONG); +void dbuf_printTypeChain (sym_link *, struct dbuf_s *); +void printTypeChain (sym_link *, FILE *); +void printTypeChainRaw (sym_link *, FILE *); +void initCSupport (); +void initBuiltIns (); +void pointerTypes (sym_link *, sym_link *); +void cdbStructBlock (int); +void initHashT (); +bucket *newBucket (); +void addSym (bucket **, void *, char *, int, int, int checkType); +void deleteSym (bucket **, void *, char *); +void *findSym (bucket **, void *, const char *); +void *findSymWithLevel (bucket **, struct symbol *); +void *findSymWithBlock (bucket **, struct symbol *, int); +void changePointer (sym_link * p); +void checkTypeSanity(sym_link *etype, char *name); +sym_link *typeFromStr (char *) ; +STORAGE_CLASS sclsFromPtr(sym_link *ptr); +sym_link *newEnumType (symbol *); +void promoteAnonStructs (int, structdef *); + + +extern char *nounName(sym_link *); /* noun strings */ +extern void printFromToType (sym_link *, sym_link *); #endif