X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=gmqcc.h;h=9d34199b7ad562191231010e46879d34337db8ed;hb=b421c42d4bdcbf4b6bfe9d1d4d40194582f15af1;hp=e9e153ee8ce54ff56d601f0df35b9462df4be674;hpb=080e6e5dfb4e81a006e29c82a648816158dfb798;p=xonotic%2Fgmqcc.git diff --git a/gmqcc.h b/gmqcc.h index e9e153e..9d34199 100644 --- a/gmqcc.h +++ b/gmqcc.h @@ -26,8 +26,20 @@ #include #include #include +#include #include +/* + * Disable some over protective warnings in visual studio because fixing them is a waste + * of my time. + */ +#ifdef _MSC_VER +# pragma warning(disable : 4244 ) // conversion from 'int' to 'float', possible loss of data +# pragma warning(disable : 4018 ) // signed/unsigned mismatch +# pragma warning(disable : 4996 ) // This function or variable may be unsafe +# pragma warning(disable : 4700 ) // uninitialized local variable used +#endif + #define GMQCC_VERSION_MAJOR 0 #define GMQCC_VERSION_MINOR 1 #define GMQCC_VERSION_PATCH 0 @@ -77,7 +89,7 @@ * This is a hack to silent clang regarding empty * body if statements. */ -#define GMQCC_SUPRESS_EMPTY_BODY do { } while (0) +#define GMQCC_SUPPRESS_EMPTY_BODY do { } while (0) /* * Inline is not supported in < C90, however some compilers @@ -134,31 +146,26 @@ #if INT_MAX == 0x7FFFFFFF typedef int int32_t; typedef unsigned int uint32_t; - typedef long int64_t; - typedef unsigned long uint64_t; #elif LONG_MAX == 0x7FFFFFFF typedef long int32_t; typedef unsigned long uint32_t; +#endif + +#if defined(__GNUC__) || defined (__CLANG__) + typedef int int64_t __attribute__((__mode__(__DI__))); + typedef unsigned int uint64_t __attribute__((__mode__(__DI__))); +#elif defined(_MSC_VER) + typedef __int64 int64_t; + typedef unsigned __int64 uint64_t; +#else /* - * It's nearly impossible to figure out a 64bit type at - * this point without making assumptions about the build - * enviroment. So if clang or gcc is detected use some - * compiler builtins to create a 64 signed and unsigned - * type. - */ -# if defined(__GNUC__) || defined (__CLANG__) - typedef int int64_t __attribute__((__mode__(__DI__))); - typedef unsigned int uint64_t __attribute__((__mode__(__DI__))); -# else - /* - * Incoorectly size the types so static assertions below will - * fail. There is no valid way to get a 64bit type at this point - * without making assumptions of too many things. - */ - typedef struct { char _fail : 0; } int64_t; - typedef struct { char _fail : 0; } uint64_t; -# endif + * Incoorectly size the types so static assertions below will + * fail. There is no valid way to get a 64bit type at this point + * without making assumptions of too many things. + */ + typedef struct { char _fail : 0; } int64_t; + typedef struct { char _fail : 0; } uint64_t; #endif #ifdef _LP64 /* long pointer == 64 */ typedef unsigned long uintptr_t; @@ -174,103 +181,16 @@ typedef char uint32_size_is_correct [sizeof(uint32_t) == 4?1:-1]; typedef char uint64_size_is_correct [sizeof(uint64_t) == 8?1:-1]; typedef char int16_size_if_correct [sizeof(int16_t) == 2?1:-1]; typedef char int32_size_is_correct [sizeof(int32_t) == 4?1:-1]; -typedef char int64_size_is_correct [sizeof(int64_t) == 8?1:-1]; +typedef char int64_size_is_correct [sizeof(int64_t) >= 8?1:-1]; /* intptr_t / uintptr_t correct size check */ typedef char uintptr_size_is_correct[sizeof(intptr_t) == sizeof(int*)?1:-1]; typedef char intptr_size_is_correct [sizeof(uintptr_t)== sizeof(int*)?1:-1]; -/*===================================================================*/ -/*============================ lex.c ================================*/ -/*===================================================================*/ -typedef struct lex_file_t { - FILE *file; /* file handler */ - char *name; /* name of file */ - char peek [5]; - char lastok[8192]; - - int last; /* last token */ - int current; /* current token */ - int length; /* bytes left to parse */ - int size; /* never changes (size of file) */ - int line; /* what line are we on? */ -} lex_file; - -/* - * It's important that this table never exceed 32 keywords, the ascii - * table starts at 33 (and we don't want conflicts) - */ -enum { - TOKEN_DO , - TOKEN_ELSE , - TOKEN_IF , - TOKEN_WHILE , - TOKEN_BREAK , - TOKEN_CONTINUE , - TOKEN_RETURN , - TOKEN_GOTO , - TOKEN_FOR , /* extension */ - TOKEN_TYPEDEF , /* extension */ - - /* ensure the token types are out of the */ - /* bounds of anyothers that may conflict. */ - TOKEN_FLOAT = 110, - TOKEN_VECTOR , - TOKEN_STRING , - TOKEN_ENTITY , - TOKEN_VOID -}; - -/* - * Lexer state constants, these are numbers for where exactly in - * the lexing the lexer is at. Or where it decided to stop if a lexer - * error occurs. These numbers must be > where the ascii-table ends - * and > the last type token which is TOKEN_VOID - */ -enum { - LEX_COMMENT = 1128, - LEX_CHRLIT , - LEX_STRLIT , - LEX_IDENT -}; - -int lex_token (lex_file *); -void lex_reset (lex_file *); -void lex_close (lex_file *); -void lex_parse (lex_file *); -lex_file *lex_include(lex_file *, const char *); -void lex_init (const char *, lex_file **); - -/*===================================================================*/ -/*========================== error.c ================================*/ -/*===================================================================*/ -#define ERROR_LEX (SHRT_MAX+0) -#define ERROR_PARSE (SHRT_MAX+1) -#define ERROR_INTERNAL (SHRT_MAX+2) -#define ERROR_COMPILER (SHRT_MAX+3) -#define ERROR_PREPRO (SHRT_MAX+4) -int error(lex_file *, int, const char *, ...); - -/*===================================================================*/ -/*========================== parse.c ================================*/ -/*===================================================================*/ -int parse_gen(lex_file *); - -/*===================================================================*/ -/*========================== typedef.c ==============================*/ -/*===================================================================*/ -typedef struct typedef_node_t { - char *name; -} typedef_node; - -void typedef_init(); -void typedef_clear(); -typedef_node *typedef_find(const char *); -int typedef_add (lex_file *file, const char *, const char *); - - /*===================================================================*/ /*=========================== util.c ================================*/ /*===================================================================*/ +FILE *util_fopen(const char *filename, const char *mode); + void *util_memory_a (unsigned int, unsigned int, const char *); void util_memory_d (void *, unsigned int, const char *); void util_meminfo (); @@ -287,6 +207,9 @@ void util_debug (const char *, const char *, ...); int util_getline (char **, size_t *, FILE *); void util_endianswap (void *, int, int); +size_t util_strtocmd (const char *, char *, size_t); +size_t util_strtononcmd (const char *, char *, size_t); + uint32_t util_crc32(const char *, int, register const short); #ifdef NOTRACK @@ -339,7 +262,7 @@ uint32_t util_crc32(const char *, int, register const short); while (N##_add(*++elements) != -1 && len--); \ return N##_elements; \ } \ - typedef char VECTOR_FILL(extra_semicolon_,__COUNTER__) + typedef char VECTOR_FILL(extra_semicolon_##N,__COUNTER__) #define VECTOR_PROT(T,N) \ extern T* N##_data ; \ extern long N##_elements ; \ @@ -364,13 +287,25 @@ enum { TYPE_FIELD , TYPE_FUNCTION , TYPE_POINTER , - /* TYPE_INTEGER , */ + TYPE_INTEGER , TYPE_VARIANT , TYPE_COUNT }; +extern const char *type_name[TYPE_COUNT]; + extern size_t type_sizeof[TYPE_COUNT]; +extern uint16_t type_store_instr[TYPE_COUNT]; +/* could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F + * but this breaks when TYPE_INTEGER is added, since with the enhanced + * instruction set, the old ones are left untouched, thus the _I instructions + * are at a seperate place. + */ +extern uint16_t type_storep_instr[TYPE_COUNT]; +/* other useful lists */ +extern uint16_t type_eq_instr[TYPE_COUNT]; +extern uint16_t type_ne_instr[TYPE_COUNT]; typedef struct { uint32_t offset; /* Offset in file of where data begins */ @@ -574,6 +509,9 @@ VECTOR_PROT(prog_section_function, code_functions ); VECTOR_PROT(int, code_globals ); VECTOR_PROT(char, code_chars ); +typedef float qcfloat; +typedef int32_t qcint; + /* * code_write -- writes out the compiled file * code_init -- prepares the code file @@ -582,6 +520,7 @@ bool code_write (const char *filename); void code_init (); uint32_t code_genstring (const char *string); uint32_t code_cachedstring(const char *string); +qcint code_alloc_field (size_t qcsize); /*===================================================================*/ /*========================= assembler.c =============================*/ @@ -605,7 +544,7 @@ static const struct { { "EQ_V" , 0, 4 }, { "EQ_S" , 0, 4 }, { "EQ_E" , 0, 4 }, - { "ES_FNC" , 0, 6 }, + { "EQ_FNC" , 0, 6 }, { "NE_F" , 0, 4 }, { "NE_V" , 0, 4 }, { "NE_S" , 0, 4 }, @@ -657,6 +596,7 @@ static const struct { { "OR" , 0, 2 }, { "BITAND" , 0, 6 }, { "BITOR" , 0, 5 }, + { "END" , 0, 3 } /* virtual assembler instruction */ }; @@ -664,20 +604,6 @@ void asm_init (const char *, FILE **); void asm_close(FILE *); void asm_parse(FILE *); /*===================================================================*/ -/*============================= main.c ==============================*/ -/*===================================================================*/ -enum { - COMPILER_QCC, /* circa QuakeC */ - COMPILER_FTEQCC, /* fteqcc QuakeC */ - COMPILER_QCCX, /* qccx QuakeC */ - COMPILER_GMQCC /* this QuakeC */ -}; -extern bool opts_debug; -extern bool opts_memchk; -extern bool opts_darkplaces_stringtablebug; -extern bool opts_omit_nullcode; -extern int opts_compiler; -/*===================================================================*/ /*============================= ast.c ===============================*/ /*===================================================================*/ #define MEM_VECTOR_PROTO(Towner, Tmem, mem) \ @@ -694,7 +620,7 @@ extern int opts_compiler; size_t name##_count; \ size_t name##_alloc -#define _MEM_VEC_FUN_ADD(Tself, Twhat, mem) \ +#define MEM_VEC_FUN_ADD(Tself, Twhat, mem) \ bool GMQCC_WARN Tself##_##mem##_add(Tself *self, Twhat f) \ { \ Twhat *reall; \ @@ -716,7 +642,7 @@ bool GMQCC_WARN Tself##_##mem##_add(Tself *self, Twhat f) \ return true; \ } -#define _MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \ +#define MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \ bool GMQCC_WARN Tself##_##mem##_remove(Tself *self, size_t idx) \ { \ size_t i; \ @@ -741,7 +667,7 @@ bool GMQCC_WARN Tself##_##mem##_remove(Tself *self, size_t idx) \ return true; \ } -#define _MEM_VEC_FUN_FIND(Tself, Twhat, mem) \ +#define MEM_VEC_FUN_FIND(Tself, Twhat, mem) \ bool GMQCC_WARN Tself##_##mem##_find(Tself *self, Twhat obj, size_t *idx) \ { \ size_t i; \ @@ -756,7 +682,7 @@ bool GMQCC_WARN Tself##_##mem##_find(Tself *self, Twhat obj, size_t *idx) \ return false; \ } -#define _MEM_VEC_FUN_APPEND(Tself, Twhat, mem) \ +#define MEM_VEC_FUN_APPEND(Tself, Twhat, mem) \ bool GMQCC_WARN Tself##_##mem##_append(Tself *s, Twhat *p, size_t c) \ { \ Twhat *reall; \ @@ -782,7 +708,7 @@ bool GMQCC_WARN Tself##_##mem##_append(Tself *s, Twhat *p, size_t c) \ return true; \ } -#define _MEM_VEC_FUN_RESIZE(Tself, Twhat, mem) \ +#define MEM_VEC_FUN_RESIZE(Tself, Twhat, mem) \ bool GMQCC_WARN Tself##_##mem##_resize(Tself *s, size_t c) \ { \ Twhat *reall; \ @@ -806,7 +732,7 @@ bool GMQCC_WARN Tself##_##mem##_resize(Tself *s, size_t c) \ return true; \ } -#define _MEM_VEC_FUN_CLEAR(Tself, mem) \ +#define MEM_VEC_FUN_CLEAR(Tself, mem) \ void Tself##_##mem##_clear(Tself *self) \ { \ if (!self->mem) \ @@ -831,25 +757,42 @@ void Tself##_##mem##_clear(Tself *self) \ (owner)->mem##_alloc = 0; \ } +#define MEM_VECTOR_MOVE(from, mem, to, tm) \ +{ \ + (to)->tm = (from)->mem; \ + (to)->tm##_count = (from)->mem##_count; \ + (to)->tm##_alloc = (from)->mem##_alloc; \ + (from)->mem = NULL; \ + (from)->mem##_count = 0; \ + (from)->mem##_alloc = 0; \ +} + #define MEM_VEC_FUNCTIONS(Tself, Twhat, mem) \ -_MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \ -_MEM_VEC_FUN_ADD(Tself, Twhat, mem) +MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \ +MEM_VEC_FUN_ADD(Tself, Twhat, mem) #define MEM_VEC_FUNCTIONS_ALL(Tself, Twhat, mem) \ MEM_VEC_FUNCTIONS(Tself, Twhat, mem) \ -_MEM_VEC_FUN_CLEAR(Tself, mem) \ -_MEM_VEC_FUN_FIND(Tself, Twhat, mem) +MEM_VEC_FUN_CLEAR(Tself, mem) \ +MEM_VEC_FUN_FIND(Tself, Twhat, mem) enum store_types { store_global, store_local, /* local, assignable for now, should get promoted later */ - store_value /* unassignable */ + store_param, /* parameters, they are locals with a fixed position */ + store_value, /* unassignable */ + store_return /* unassignable, at OFS_RETURN */ }; typedef struct { - float x, y, z; + qcfloat x, y, z; } vector; +vector vec3_add (vector, vector); +vector vec3_sub (vector, vector); +qcfloat vec3_mulvv(vector, vector); +vector vec3_mulvf(vector, float); + /* * A shallow copy of a lex_file to remember where which ast node * came from. @@ -868,9 +811,6 @@ typedef struct { * Since we may want to support that as well, let's redefine * float and int here. */ -typedef float qcfloat; -typedef int32_t qcint; - typedef union { qcint _int; qcint string; @@ -918,6 +858,7 @@ typedef struct qc_program_s { MEM_VECTOR_MAKE(char, strings); MEM_VECTOR_MAKE(qcint, globals); MEM_VECTOR_MAKE(qcint, entitydata); + MEM_VECTOR_MAKE(bool, entitypool); size_t tempstring_start; size_t tempstring_at; @@ -951,4 +892,113 @@ prog_section_def* prog_getdef (qc_program *prog, qcint off); qcany* prog_getedict (qc_program *prog, qcint e); qcint prog_tempstring(qc_program *prog, const char *_str); +/*===================================================================*/ +/*===================== error.c message printer =====================*/ +/*===================================================================*/ + +#ifndef WIN32 +enum { + CON_BLACK = 30, + CON_RED, + CON_GREEN, + CON_BROWN, + CON_BLUE, + CON_MAGENTA, + CON_CYAN , + CON_WHITE +}; +#endif +enum { + LVL_MSG, + LVL_WARNING, + LVL_ERROR +}; + +void vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap); +void printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...); +void cvprintmsg(lex_ctx ctx, int lvl, const char *msgtype, const char *msg, va_list ap); +void cprintmsg (lex_ctx ctx, int lvl, const char *msgtype, const char *msg, ...); + +/*===================================================================*/ +/*===================== parser.c commandline ========================*/ +/*===================================================================*/ + +bool parser_init (); +bool parser_compile(const char *filename); +bool parser_finish (const char *output); +void parser_cleanup(); + +/*===================================================================*/ +/*======================= main.c commandline ========================*/ +/*===================================================================*/ + +#if 0 +/* Helpers to allow for a whole lot of flags. Otherwise we'd limit + * to 32 or 64 -f options... + */ +typedef struct { + size_t idx; /* index into an array of 32 bit words */ + uint8_t bit; /* index _into_ the 32 bit word, thus just uint8 */ +} longbit; +#define LONGBIT(bit) { ((bit)/32), ((bit)%32) } +#else +typedef uint32_t longbit; +#define LONGBIT(bit) (bit) +#endif + +/* Used to store the list of flags with names */ +typedef struct { + const char *name; + longbit bit; +} opts_flag_def; + +/*===================================================================*/ +/* list of -f flags, like -fdarkplaces-string-table-bug */ +enum { +# define GMQCC_DEFINE_FLAG(X) X, +# include "flags.def" +# undef GMQCC_DEFINE_FLAG + COUNT_FLAGS +}; +static const opts_flag_def opts_flag_list[] = { +# define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) }, +# include "flags.def" +# undef GMQCC_DEFINE_FLAG + { NULL, LONGBIT(0) } +}; + +enum { +# define GMQCC_DEFINE_FLAG(X) WARN_##X, +# include "warns.def" +# undef GMQCC_DEFINE_FLAG + COUNT_WARNINGS +}; +static const opts_flag_def opts_warn_list[] = { +# define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) }, +# include "warns.def" +# undef GMQCC_DEFINE_FLAG + { NULL, LONGBIT(0) } +}; + +/* other options: */ +enum { + COMPILER_QCC, /* circa QuakeC */ + COMPILER_FTEQCC, /* fteqcc QuakeC */ + COMPILER_QCCX, /* qccx QuakeC */ + COMPILER_GMQCC /* this QuakeC */ +}; +extern uint32_t opts_O; /* -Ox */ +extern const char *opts_output; /* -o file */ +extern int opts_standard; +extern bool opts_debug; +extern bool opts_memchk; +extern bool opts_dump; +extern bool opts_werror; + +/*===================================================================*/ +#define OPTS_FLAG(i) (!! (opts_flags[(i)/32] & (1<< ((i)%32)))) +extern uint32_t opts_flags[1 + (COUNT_FLAGS / 32)]; +#define OPTS_WARN(i) (!! (opts_warn[(i)/32] & (1<< ((i)%32)))) +extern uint32_t opts_warn[1 + (COUNT_WARNINGS / 32)]; + #endif