X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=gmqcc.h;h=7fdd7bb31ef475fd81500155dfad75ae1db26c6c;hb=13003bf6af9cf8c76cd024b0bf11695b92fba093;hp=58e12cfd3f193d713d99132f2b4df863b55706aa;hpb=e417eb2b333aa8c1d6c981115a557c348f6376ca;p=xonotic%2Fgmqcc.git diff --git a/gmqcc.h b/gmqcc.h index 58e12cf..1e4fe3b 100644 --- a/gmqcc.h +++ b/gmqcc.h @@ -1,6 +1,7 @@ /* * Copyright (C) 2012 - * Dale Weiler, Wolfgang Bumiller + * Dale Weiler + * Wolfgang Bumiller * * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in @@ -25,11 +26,22 @@ #include #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 */ +#endif + #define GMQCC_VERSION_MAJOR 0 -#define GMQCC_VERSION_MINOR 1 +#define GMQCC_VERSION_MINOR 2 #define GMQCC_VERSION_PATCH 0 #define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P)) #define GMQCC_VERSION \ @@ -63,6 +75,8 @@ # endif /* !__STDC_VERSION__ */ #endif /* !__cplusplus */ + + /* * Of some functions which are generated we want to make sure * that the result isn't ignored. To find such function calls, @@ -98,6 +112,13 @@ # else # define GMQCC_INLINE inline # endif +/* + * Visual studio has __forcinline we can use. So lets use that + * I suspect it also has just __inline of some sort, but our use + * of inline is correct (not guessed), WE WANT IT TO BE INLINE + */ +#elif defined(_MSC_VER) +# define GMQCC_INLINE __forceinline #else # define GMQCC_INLINE #endif /* !__STDC_VERSION__ */ @@ -114,157 +135,275 @@ # define GMQCC_NORETURN #endif +#ifndef _MSC_VER +# include +#else + typedef unsigned __int8 uint8_t; + typedef unsigned __int16 uint16_t; + typedef unsigned __int32 uint32_t; + typedef unsigned __int64 uint64_t; + + typedef __int16 int16_t; + typedef __int32 int32_t; + typedef __int64 int64_t; +#endif + +/* + *windows makes these prefixed because they're C99 + * TODO: utility versions that are type-safe and not + * just plain textual subsitution. + */ +#ifdef _MSC_VER +# define snprintf(X, Y, Z, ...) _snprintf(X, Y, Z, __VA_ARGS__) + /* strtof doesn't exist -> strtod does though :) */ +# define strtof(X, Y) (float)(strtod(X, Y)) +#endif + /* - * stdint.h and inttypes.h -less subset - * for systems that don't have it, which we must - * assume is all systems. (int8_t not required) + * Very roboust way at determining endianess at compile time: this handles + * almost every possible situation. Otherwise a runtime check has to be + * performed. */ -#if CHAR_MIN == -128 - typedef unsigned char uint8_t; /* same as below */ -#elif SCHAR_MIN == -128 - typedef unsigned char uint8_t; /* same as above */ +#define GMQCC_BYTE_ORDER_LITTLE 1234 +#define GMQCC_BYTE_ORDER_BIG 4321 + +#if defined (__GNUC__) || defined (__GNU_LIBRARY__) +# if defined (__FreeBSD__) || defined (__OpenBSD__) +# include +# elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__) +# include +# elif defined (__APPLE__) +# if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN) +# define BIG_ENDIAN +# elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN) +# define LITTLE_ENDIAN +# endif +# elif !defined (__MINGW32__) +# include +# if !defined (__BEOS__) +# include +# endif +# endif #endif -#if SHRT_MAX == 0x7FFF - typedef short int16_t; - typedef unsigned short uint16_t; -#elif INT_MAX == 0x7FFF - typedef int int16_t; - typedef unsigned int uint16_t; +#if !defined(PLATFORM_BYTE_ORDER) +# if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN) +# if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# endif +# elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN) +# if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# endif +# elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__) +# if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# endif +# endif #endif -#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; - - /* - * 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__))); +#if !defined (PLATFORM_BYTE_ORDER) +# if defined (__alpha__) || defined (__alpha) || defined (i386) || \ + defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \ + defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \ + defined (vax) || defined (vms) || defined (VMS) || \ + defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \ + defined (_M_X64) || defined (__i386) || defined (__x86_64) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \ + defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \ + defined (ibm370) || defined (mc68000) || defined (m68k) || \ + defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \ + defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \ + defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \ + defined (__PPC__) || defined (__PPC) || defined (PPC) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG # 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; +# define PLATFORM_BYTE_ORDER -1 # endif #endif -#ifdef _LP64 /* long pointer == 64 */ - typedef unsigned long uintptr_t; - typedef long intptr_t; -#else - typedef unsigned int uintptr_t; - typedef int intptr_t; -#endif -/* Ensure type sizes are correct: */ -typedef char uint8_size_is_correct [sizeof(uint8_t) == 1?1:-1]; -typedef char uint16_size_is_correct [sizeof(uint16_t) == 2?1:-1]; -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]; -/* 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]; + + /*===================================================================*/ /*=========================== util.c ================================*/ /*===================================================================*/ -void *util_memory_a (unsigned int, unsigned int, const char *); +void *util_memory_a (size_t, unsigned int, const char *); void util_memory_d (void *, unsigned int, const char *); +void *util_memory_r (void *, size_t, unsigned int, const char *); void util_meminfo (); +bool util_filexists (const char *); bool util_strupper (const char *); bool util_strdigit (const char *); -bool util_strncmpexact (const char *, const char *, size_t); char *util_strdup (const char *); -char *util_strrq (const char *); -char *util_strrnl (const char *); -char *util_strsws (const char *); -char *util_strchp (const char *, const char *); void util_debug (const char *, const char *, ...); -int util_getline (char **, size_t *, FILE *); -void util_endianswap (void *, int, int); +void util_endianswap (void *, size_t, unsigned int); + +size_t util_strtocmd (const char *, char *, size_t); +size_t util_strtononcmd (const char *, char *, size_t); + +uint16_t util_crc16(uint16_t crc, const char *data, size_t len); + +/* + * If we're compiling as C++ code we need to fix some subtle issues regarding casts between mem_a/mem_d + * since C++ doesn't allow implicit conversions between void* + */ +#ifdef __cplusplus + /* + * void * will be implicitally converted to gmqcc_voidptr using gmqcc_voidptr(void*). This is what + * essentially allows us to allow implicit conversion to whatever pointer type we're trying to assign + * to because it acks as a default assignment constructor. + */ + class gmqcc_voidptr { + void *m_pointer; + public: + gmqcc_voidptr(void *pointer) : + m_pointer(pointer) + { }; -uint32_t util_crc32(const char *, int, register const short); + template + GMQCC_INLINE operator T *() { + return m_pointer; + } + }; + +# define GMQCC_IMPLICIT_POINTER(X) (gmqcc_voidptr(X)) +#else +# define GMQCC_IMPLICIT_POINTER(X) (X) +#endif #ifdef NOTRACK -# define mem_a(x) malloc(x) -# define mem_d(x) free (x) +# define mem_a(x) GMQCC_IMPLICIT_POINTER(malloc (x)) +# define mem_d(x) free ((void*)x) +# define mem_r(x, n) realloc((void*)x, n) #else -# define mem_a(x) util_memory_a((x), __LINE__, __FILE__) -# define mem_d(x) util_memory_d((x), __LINE__, __FILE__) +# define mem_a(x) GMQCC_IMPLICIT_POINTER(util_memory_a((x), __LINE__, __FILE__)) +# define mem_d(x) util_memory_d((void*)(x), __LINE__, __FILE__) +# define mem_r(x, n) util_memory_r((void*)(x), (n), __LINE__, __FILE__) #endif +/** TODO: Cleanup this whole mess {{{ */ + +/* New flexible vector implementation from Dale */ +#define _vec_raw(A) (((size_t*)(void*)(A)) - 2) +#define _vec_beg(A) (_vec_raw(A)[0]) +#define _vec_end(A) (_vec_raw(A)[1]) +#define _vec_needsgrow(A,N) ((!(A)) || (_vec_end(A) + (N) >= _vec_beg(A))) +#define _vec_mightgrow(A,N) (_vec_needsgrow((A), (N)) ? (void)_vec_forcegrow((A),(N)) : (void)0) +#define _vec_forcegrow(A,N) _util_vec_grow(((void**)&(A)), (N), sizeof(*(A))) +#define _vec_remove(A,S,I,N) (memmove((char*)(A)+(I)*(S),(char*)(A)+((I)+(N))*(S),(S)*(_vec_end(A)-(I)-(N))), _vec_end(A)-=(N)) +void _util_vec_grow(void **a, size_t i, size_t s); + +/* exposed interface */ +#define vec_free(A) ((A) ? (mem_d((void*)_vec_raw(A)), (A) = NULL) : 0) +#define vec_push(A,V) (_vec_mightgrow((A),1), (A)[_vec_end(A)++] = (V)) +#define vec_size(A) ((A) ? _vec_end(A) : 0) +#define vec_add(A,N) (_vec_mightgrow((A),(N)), _vec_end(A)+=(N), &(A)[_vec_end(A)-(N)]) +#define vec_last(A) ((A)[_vec_end(A)-1]) +#define vec_append(A,N,S) memcpy(vec_add((A), (N)), (S), N * sizeof(*(S))) +#define vec_remove(A,I,N) _vec_remove((A), sizeof(*(A)), (I), (N)) +#define vec_pop(A) (_vec_end(A)-=1) + +/* these are supposed to NOT reallocate */ +#define vec_shrinkto(A,N) (_vec_end(A) = (N)) +#define vec_shrinkby(A,N) (_vec_end(A) -= (N)) + +/* vec_upload needs to be cleaned up as well to be a function */ +#define vec_upload(X,Y,S) \ + do { \ + size_t E = 0; \ + while (E < S) { \ + vec_push(X, Y[E]); \ + E ++; \ + } \ + } while(0) + +/** }}} */ + +typedef struct hash_table_t { + size_t size; + struct hash_node_t **table; +} hash_table_t, *ht; + /* - * TODO: make these safer to use. Currently this only works on - * x86 and x86_64, some systems will likely not like this. Such - * as BE systems. + * hashtable implementation: + * + * Note: + * This was designed for pointers: you manage the life of the object yourself + * if you do use this for non-pointers please be warned that the object may not + * be valid if the duration of it exceeds (i.e on stack). So you need to allocate + * yourself, or put those in global scope to ensure duration is for the whole + * runtime. + * + * util_htnew(size) -- to make a new hashtable + * util_htset(table, key, value, sizeof(value)) -- to set something in the table + * util_htget(table, key) -- to get something from the table + * util_htdel(table) -- to delete the table + * + * example of use: + * + * ht foo = util_htnew(1024); + * int data = 100; + * char *test = "hello world\n"; + * util_htset(foo, "foo", (void*)&data); + * util_gtset(foo, "bar", (void*)test); + * + * printf("foo: %d, bar %s", + * *((int *)util_htget(foo, "foo")), + * ((char*)util_htget(foo, "bar")) + * ); + * + * util_htdel(foo); */ -#define FLT2INT(Y) *((int32_t*)&(Y)) -#define INT2FLT(Y) *((float *)&(Y)) - -/* Builds vector type (usefull for inside structures) */ -#define VECTOR_SNAP(X,Y) X ## Y -#define VECTOR_FILL(X,Y) VECTOR_SNAP(X,Y) -#define VECTOR_TYPE(T,N) \ - T* N##_data = NULL; \ - long N##_elements = 0; \ - long N##_allocated = 0 -/* Builds vector add */ -#define VECTOR_CORE(T,N) \ - int N##_add(T element) { \ - void *temp = NULL; \ - if (N##_elements == N##_allocated) { \ - if (N##_allocated == 0) { \ - N##_allocated = 12; \ - } else { \ - N##_allocated *= 2; \ - } \ - if (!(temp = mem_a(N##_allocated * sizeof(T)))) { \ - mem_d(temp); \ - return -1; \ - } \ - memcpy(temp, N##_data, (N##_elements * sizeof(T))); \ - mem_d(N##_data); \ - N##_data = (T*)temp; \ - } \ - N##_data[N##_elements] = element; \ - return N##_elements++; \ - } \ - int N##_put(T* elements, size_t len) { \ - len --; \ - elements--; \ - while (N##_add(*++elements) != -1 && len--); \ - return N##_elements; \ - } \ - typedef char VECTOR_FILL(extra_semicolon_,__COUNTER__) -#define VECTOR_PROT(T,N) \ - extern T* N##_data ; \ - extern long N##_elements ; \ - extern long N##_allocated; \ - int N##_add(T); \ - int N##_put(T *, size_t) -#define VECTOR_MAKE(T,N) \ - VECTOR_TYPE(T,N); \ - VECTOR_CORE(T,N) +hash_table_t *util_htnew (size_t size); +void util_htset (hash_table_t *ht, const char *key, void *value); +void *util_htget (hash_table_t *ht, const char *key); +void util_htdel (hash_table_t *ht); +size_t util_hthash(hash_table_t *ht, const char *key); +void *util_htgeth(hash_table_t *ht, const char *key, size_t hash); +void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value); + +/*===================================================================*/ +/*============================ file.c ===============================*/ +/*===================================================================*/ +void GMQCC_INLINE file_close (FILE *); + +int GMQCC_INLINE file_error (FILE *); +int GMQCC_INLINE file_getc (FILE *); +int GMQCC_INLINE file_printf (FILE *, const char *, ...); +int GMQCC_INLINE file_puts (FILE *, const char *); +int GMQCC_INLINE file_seek (FILE *, long int, int); + +size_t GMQCC_INLINE file_read (void *, size_t, size_t, FILE *); +size_t GMQCC_INLINE file_write (const void *, size_t, size_t, FILE *); + +FILE* GMQCC_INLINE file_open (const char *, const char *); + +int /*NO_INLINE*/ file_getline(char **, size_t *, FILE *); + /*===================================================================*/ /*=========================== code.c ================================*/ /*===================================================================*/ +/* TODO: cleanup */ /* Note: if you change the order, fix type_sizeof in ir.c */ enum { TYPE_VOID , @@ -276,23 +415,53 @@ enum { TYPE_FUNCTION , TYPE_POINTER , TYPE_INTEGER , - TYPE_QUATERNION , - TYPE_MATRIX , TYPE_VARIANT , + TYPE_STRUCT , + TYPE_UNION , + TYPE_ARRAY , TYPE_COUNT }; -extern const char *type_name[TYPE_COUNT]; +/* const/var qualifiers */ +#define CV_NONE 0 +#define CV_CONST 1 +#define CV_VAR -1 +#define CV_WRONG 0x8000 /* magic number to help parsing */ -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 +extern const char *type_name [TYPE_COUNT]; +extern uint16_t type_store_instr [TYPE_COUNT]; +extern uint16_t field_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]; +extern uint16_t type_eq_instr [TYPE_COUNT]; +extern uint16_t type_ne_instr [TYPE_COUNT]; +extern uint16_t type_not_instr [TYPE_COUNT]; + +typedef struct { + uint32_t offset; /* Offset in file of where data begins */ + uint32_t length; /* Length of section (how many of) */ +} prog_section; + +typedef struct { + uint32_t version; /* Program version (6) */ + uint16_t crc16; + uint16_t skip; + + prog_section statements; /* prog_section_statement */ + prog_section defs; /* prog_section_def */ + prog_section fields; /* prog_section_field */ + prog_section functions; /* prog_section_function */ + prog_section strings; + prog_section globals; + uint32_t entfield; /* Number of entity fields */ +} prog_header; /* * Each paramater incerements by 3 since vector types hold @@ -340,7 +509,8 @@ typedef struct { } prog_section_statement; typedef struct { - /* The types: + /* + * The types: * 0 = ev_void * 1 = ev_string * 2 = ev_float @@ -355,9 +525,14 @@ typedef struct { uint16_t offset; uint32_t name; } prog_section_both; + typedef prog_section_both prog_section_def; typedef prog_section_both prog_section_field; +/* this is ORed to the type */ +#define DEF_SAVEGLOBAL (1<<15) +#define DEF_TYPEMASK ((1<<15)-1) + typedef struct { int32_t entry; /* in statement table for instructions */ uint32_t firstlocal; /* First local in local table */ @@ -365,7 +540,7 @@ typedef struct { uint32_t profile; /* Always zero (engine uses this) */ uint32_t name; /* name of function in string table */ uint32_t file; /* file of the source file */ - uint32_t nargs; /* number of arguments */ + int32_t nargs; /* number of arguments */ uint8_t argsize[8]; /* size of arguments (keep 8 always?) */ } prog_section_function; @@ -378,8 +553,8 @@ enum { INSTR_DONE, INSTR_MUL_F, INSTR_MUL_V, - INSTR_MUL_VF, - INSTR_MUL_FV, + INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */ + INSTR_MUL_VF, /* and here: B != C */ INSTR_DIV_F, INSTR_ADD_F, INSTR_ADD_V, @@ -442,23 +617,6 @@ enum { INSTR_BITAND, INSTR_BITOR, -/* warning: will be reordered */ - INSTR_MUL_Q, - INSTR_MUL_QF, - INSTR_MUL_M, - INSTR_MUL_MF, - INSTR_EQ_Q, - INSTR_EQ_M, - INSTR_NE_Q, - INSTR_NE_M, - INSTR_LOAD_Q, - INSTR_LOAD_M, - INSTR_STORE_Q, - INSTR_STORE_M, - INSTR_STOREP_Q, - INSTR_STOREP_M, - INSTR_INV_Q, - INSTR_INV_M, /* * Virtual instructions used by the assembler * keep at the end but before virtual instructions @@ -472,40 +630,100 @@ enum { */ VINSTR_PHI, VINSTR_JUMP, - VINSTR_COND + VINSTR_COND, + /* A never returning CALL. + * Creating this causes IR blocks to be marked as 'final'. + * No-Return-Call + */ + VINSTR_NRCALL }; -/* - * The symbols below are created by the following - * expanded macros: - * - * VECTOR_MAKE(prog_section_statement, code_statements); - * VECTOR_MAKE(prog_section_def, code_defs ); - * VECTOR_MAKE(prog_section_field, code_fields ); - * VECTOR_MAKE(prog_section_function, code_functions ); - * VECTOR_MAKE(int, code_globals ); - * VECTOR_MAKE(char, code_chars ); - */ -VECTOR_PROT(prog_section_statement, code_statements); -VECTOR_PROT(prog_section_statement, code_statements); -VECTOR_PROT(prog_section_def, code_defs ); -VECTOR_PROT(prog_section_field, code_fields ); -VECTOR_PROT(prog_section_function, code_functions ); -VECTOR_PROT(int, code_globals ); -VECTOR_PROT(char, code_chars ); +/* TODO: cleanup this mess */ +extern prog_section_statement *code_statements; +extern int *code_linenums; +extern prog_section_def *code_defs; +extern prog_section_field *code_fields; +extern prog_section_function *code_functions; +extern int *code_globals; +extern char *code_chars; +extern uint16_t code_crc; + +/* uhh? */ +typedef float qcfloat; +typedef int32_t qcint; /* * code_write -- writes out the compiled file * code_init -- prepares the code file */ -bool code_write (const char *filename); +bool code_write (const char *filename, const char *lno); void code_init (); uint32_t code_genstring (const char *string); uint32_t code_cachedstring(const char *string); +qcint code_alloc_field (size_t qcsize); + +/* this function is used to keep statements and linenumbers together */ +void code_push_statement(prog_section_statement *stmt, int linenum); +void code_pop_statement(); + +/* + * A shallow copy of a lex_file to remember where which ast node + * came from. + */ +typedef struct { + const char *file; + size_t line; +} lex_ctx; + +/*===================================================================*/ +/*============================ con.c ================================*/ +/*===================================================================*/ +enum { + CON_BLACK = 30, + CON_RED, + CON_GREEN, + CON_BROWN, + CON_BLUE, + CON_MAGENTA, + CON_CYAN , + CON_WHITE +}; + +/* message level */ +enum { + LVL_MSG, + LVL_WARNING, + LVL_ERROR +}; + +void con_vprintmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, va_list ap); +void con_printmsg (int level, const char *name, size_t line, const char *msgtype, const char *msg, ...); +void con_cvprintmsg(void *ctx, int lvl, const char *msgtype, const char *msg, va_list ap); +void con_cprintmsg (void *ctx, int lvl, const char *msgtype, const char *msg, ...); + +void con_close (); +void con_init (); +void con_reset (); +void con_color (int); +int con_change(const char *, const char *); +int con_verr (const char *, va_list); +int con_vout (const char *, va_list); +int con_err (const char *, ...); +int con_out (const char *, ...); + +/* error/warning interface */ +extern size_t compile_errors; +extern size_t compile_warnings; + +void /********/ compile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, ...); +void /********/ vcompile_error (lex_ctx ctx, /*LVL_ERROR*/ const char *msg, va_list ap); +bool GMQCC_WARN compile_warning (lex_ctx ctx, int warntype, const char *fmt, ...); +bool GMQCC_WARN vcompile_warning(lex_ctx ctx, int warntype, const char *fmt, va_list ap); /*===================================================================*/ /*========================= assembler.c =============================*/ /*===================================================================*/ +/* TODO: remove this ... */ static const struct { const char *m; /* menomic */ const size_t o; /* operands */ @@ -514,13 +732,13 @@ static const struct { { "DONE" , 1, 4 }, { "MUL_F" , 3, 5 }, { "MUL_V" , 3, 5 }, - { "MUL_VF" , 3, 6 }, { "MUL_FV" , 3, 6 }, + { "MUL_VF" , 3, 6 }, { "DIV" , 0, 3 }, { "ADD_F" , 3, 5 }, { "ADD_V" , 3, 5 }, { "SUB_F" , 3, 5 }, - { "DUB_V" , 3, 5 }, + { "SUB_V" , 3, 5 }, { "EQ_F" , 0, 4 }, { "EQ_V" , 0, 4 }, { "EQ_S" , 0, 4 }, @@ -578,165 +796,11 @@ static const struct { { "BITAND" , 0, 6 }, { "BITOR" , 0, 5 }, - { "MUL_Q" , 3, 5 }, - { "MUL_QF" , 3, 6 }, - { "MUL_M" , 3, 5 }, - { "MUL_MF" , 3, 6 }, - { "EQ_Q" , 0, 4 }, - { "EQ_M" , 0, 4 }, - { "NE_Q" , 0, 4 }, - { "NE_M" , 0, 4 }, - { "FIELD_Q" , 0, 7 }, - { "FIELD_M" , 0, 7 }, - { "STORE_Q" , 0, 7 }, - { "STORE_M" , 0, 7 }, - { "STOREP_Q" , 0, 8 }, - { "STOREP_M" , 0, 8 }, - { "INV_Q" , 0, 5 }, - { "INV_M" , 0, 5 }, - { "END" , 0, 3 } /* virtual assembler instruction */ }; - -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 ===============================*/ +/*============================= ir.c ================================*/ /*===================================================================*/ -#define MEM_VECTOR_PROTO(Towner, Tmem, mem) \ - bool GMQCC_WARN Towner##_##mem##_add(Towner*, Tmem); \ - bool GMQCC_WARN Towner##_##mem##_remove(Towner*, size_t) - -#define MEM_VECTOR_PROTO_ALL(Towner, Tmem, mem) \ - MEM_VECTOR_PROTO(Towner, Tmem, mem); \ - bool GMQCC_WARN Towner##_##mem##_find(Towner*, Tmem, size_t*); \ - void Towner##_##mem##_clear(Towner*) - -#define MEM_VECTOR_MAKE(Twhat, name) \ - Twhat *name; \ - size_t name##_count; \ - size_t name##_alloc - -#define _MEM_VEC_FUN_ADD(Tself, Twhat, mem) \ -bool GMQCC_WARN Tself##_##mem##_add(Tself *self, Twhat f) \ -{ \ - Twhat *reall; \ - if (self->mem##_count == self->mem##_alloc) { \ - if (!self->mem##_alloc) { \ - self->mem##_alloc = 16; \ - } else { \ - self->mem##_alloc *= 2; \ - } \ - reall = (Twhat*)mem_a(sizeof(Twhat) * self->mem##_alloc); \ - if (!reall) { \ - return false; \ - } \ - memcpy(reall, self->mem, sizeof(Twhat) * self->mem##_count); \ - mem_d(self->mem); \ - self->mem = reall; \ - } \ - self->mem[self->mem##_count++] = f; \ - return true; \ -} - -#define _MEM_VEC_FUN_REMOVE(Tself, Twhat, mem) \ -bool GMQCC_WARN Tself##_##mem##_remove(Tself *self, size_t idx) \ -{ \ - size_t i; \ - Twhat *reall; \ - if (idx >= self->mem##_count) { \ - return true; /* huh... */ \ - } \ - for (i = idx; i < self->mem##_count-1; ++i) { \ - self->mem[i] = self->mem[i+1]; \ - } \ - self->mem##_count--; \ - if (self->mem##_count < self->mem##_count/2) { \ - self->mem##_alloc /= 2; \ - reall = (Twhat*)mem_a(sizeof(Twhat) * self->mem##_count); \ - if (!reall) { \ - return false; \ - } \ - memcpy(reall, self->mem, sizeof(Twhat) * self->mem##_count); \ - mem_d(self->mem); \ - self->mem = reall; \ - } \ - return true; \ -} - -#define _MEM_VEC_FUN_FIND(Tself, Twhat, mem) \ -bool GMQCC_WARN Tself##_##mem##_find(Tself *self, Twhat obj, size_t *idx) \ -{ \ - size_t i; \ - for (i = 0; i < self->mem##_count; ++i) { \ - if (self->mem[i] == obj) { \ - if (idx) { \ - *idx = i; \ - } \ - return true; \ - } \ - } \ - return false; \ -} - -#define _MEM_VEC_FUN_CLEAR(Tself, mem) \ -void Tself##_##mem##_clear(Tself *self) \ -{ \ - if (!self->mem) \ - return; \ - mem_d((void*) self->mem); \ - self->mem = NULL; \ - self->mem##_count = 0; \ - self->mem##_alloc = 0; \ -} - -#define MEM_VECTOR_CLEAR(owner, mem) \ - if ((owner)->mem) \ - mem_d((void*)((owner)->mem)); \ - (owner)->mem = NULL; \ - (owner)->mem##_count = 0; \ - (owner)->mem##_alloc = 0 - -#define MEM_VECTOR_INIT(owner, mem) \ -{ \ - (owner)->mem = NULL; \ - (owner)->mem##_count = 0; \ - (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) - -#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) enum store_types { store_global, @@ -747,23 +811,256 @@ enum store_types { }; typedef struct { - float x, y, z; + qcfloat x, y, z; } vector; -typedef float matrix[4][4]; /* OpenGL layout */ -typedef float quaternion[4]; /* order: x, y, z, w */ -#define MATRIX(axis, elem) ((4*(axis)) + (elem)) -#define QUAT_X 0 -#define QUAT_Y 1 -#define QUAT_Z 2 -#define QUAT_W 3 +vector vec3_add (vector, vector); +vector vec3_sub (vector, vector); +qcfloat vec3_mulvv(vector, vector); +vector vec3_mulvf(vector, float); + +/*===================================================================*/ +/*============================= exec.c ==============================*/ +/*===================================================================*/ +/* TODO: cleanup */ /* - * A shallow copy of a lex_file to remember where which ast node - * came from. + * Darkplaces has (or will have) a 64 bit prog loader + * where the 32 bit qc program is autoconverted on load. + * Since we may want to support that as well, let's redefine + * float and int here. */ +typedef union { + qcint _int; + qcint string; + qcint function; + qcint edict; + qcfloat _float; + qcfloat vector[3]; + qcint ivector[3]; +} qcany; + +typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1]; +typedef char qcint_size_is_correct [sizeof(qcint) == 4 ?1:-1]; + +enum { + VMERR_OK, + VMERR_TEMPSTRING_ALLOC, + + VMERR_END +}; + +#define VM_JUMPS_DEFAULT 1000000 + +/* execute-flags */ +#define VMXF_DEFAULT 0x0000 /* default flags - nothing */ +#define VMXF_TRACE 0x0001 /* trace: print statements before executing */ +#define VMXF_PROFILE 0x0002 /* profile: increment the profile counters */ + +struct qc_program_s; + +typedef int (*prog_builtin)(struct qc_program_s *prog); + typedef struct { - const char *file; - size_t line; -} lex_ctx; + qcint stmt; + size_t localsp; + prog_section_function *function; +} qc_exec_stack; + +typedef struct qc_program_s { + char *filename; + + prog_section_statement *code; + prog_section_def *defs; + prog_section_def *fields; + prog_section_function *functions; + char *strings; + qcint *globals; + qcint *entitydata; + bool *entitypool; + + const char* *function_stack; + + uint16_t crc16; + + size_t tempstring_start; + size_t tempstring_at; + + qcint vmerror; + + size_t *profile; + + prog_builtin *builtins; + size_t builtins_count; + + /* size_t ip; */ + qcint entities; + size_t entityfields; + bool allowworldwrites; + + qcint *localstack; + qc_exec_stack *stack; + size_t statement; + + size_t xflags; + + int argc; /* current arg count for debugging */ +} qc_program; + +qc_program* prog_load(const char *filename); +void prog_delete(qc_program *prog); + +bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps); + +char* prog_getstring (qc_program *prog, qcint str); +prog_section_def* prog_entfield (qc_program *prog, qcint off); +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); + + +/*===================================================================*/ +/*===================== parser.c commandline ========================*/ +/*===================================================================*/ + +bool parser_init (); +bool parser_compile_file (const char *filename); +bool parser_compile_string(const char *name, const char *str); +bool parser_finish (const char *output); +void parser_cleanup (); + +/* TODO: make compile_string accept len and remove this */ +/* There's really no need to strlen() preprocessed files */ +bool parser_compile_string_len(const char *name, const char *str, size_t len); + +/*===================================================================*/ +/*====================== ftepp.c commandline ========================*/ +/*===================================================================*/ +bool ftepp_init (); +bool ftepp_preprocess_file (const char *filename); +bool ftepp_preprocess_string(const char *name, const char *str); +void ftepp_finish (); +const char *ftepp_get (); +void ftepp_flush (); +void ftepp_add_define (const char *source, const char *name); +void ftepp_add_macro (const char *name, const char *value); + +/*===================================================================*/ +/*======================= 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 + +/*===================================================================*/ +/*============================= opts.c ==============================*/ +/*===================================================================*/ +typedef struct { + const char *name; + longbit bit; +} opts_flag_def; + +bool opts_setflag (const char *, bool); +bool opts_setwarn (const char *, bool); +bool opts_setwerror(const char *, bool); +bool opts_setoptim (const char *, bool); + +void opts_init (const char *, int, size_t); +void opts_set (uint32_t *, size_t, bool); +void opts_setoptimlevel(unsigned int); +void opts_ini_init (const char *); + +enum { +# define GMQCC_TYPE_FLAGS +# define GMQCC_DEFINE_FLAG(X) X, +# include "opts.def" + COUNT_FLAGS +}; +static const opts_flag_def opts_flag_list[] = { +# define GMQCC_TYPE_FLAGS +# define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) }, +# include "opts.def" + { NULL, LONGBIT(0) } +}; + +enum { +# define GMQCC_TYPE_WARNS +# define GMQCC_DEFINE_FLAG(X) WARN_##X, +# include "opts.def" + COUNT_WARNINGS +}; +static const opts_flag_def opts_warn_list[] = { +# define GMQCC_TYPE_WARNS +# define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) }, +# include "opts.def" + { NULL, LONGBIT(0) } +}; + +enum { +# define GMQCC_TYPE_OPTIMIZATIONS +# define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME, +# include "opts.def" + COUNT_OPTIMIZATIONS +}; +static const opts_flag_def opts_opt_list[] = { +# define GMQCC_TYPE_OPTIMIZATIONS +# define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) }, +# include "opts.def" + { NULL, LONGBIT(0) } +}; +static const unsigned int opts_opt_oflag[] = { +# define GMQCC_TYPE_OPTIMIZATIONS +# define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O, +# include "opts.def" + 0 +}; +extern unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS]; + +/* other options: */ +typedef enum { + COMPILER_QCC, /* circa QuakeC */ + COMPILER_FTEQCC, /* fteqcc QuakeC */ + COMPILER_QCCX, /* qccx QuakeC */ + COMPILER_GMQCC /* this QuakeC */ +} opts_std_t; + +/* TODO: cleanup this */ +typedef struct { + uint32_t O; /* -Ox */ + const char *output; /* -o file */ + bool g; /* -g */ + opts_std_t standard; /* -std= */ + bool debug; /* -debug */ + bool memchk; /* -memchk */ + bool dumpfin; /* -dumpfin */ + bool dump; /* -dump */ + bool forcecrc; /* --force-crc= */ + uint16_t forced_crc; /* --force-crc= */ + bool pp_only; /* -E */ + size_t max_array_size; /* --max-array= */ + + uint32_t flags [1 + (COUNT_FLAGS / 32)]; + uint32_t warn [1 + (COUNT_WARNINGS / 32)]; + uint32_t werror [1 + (COUNT_WARNINGS / 32)]; + uint32_t optimization[1 + (COUNT_OPTIMIZATIONS / 32)]; +} opts_cmd_t; + +extern opts_cmd_t opts; + +#define OPTS_FLAG(i) (!! (opts.flags [(i)/32] & (1<< ((i)%32)))) +#define OPTS_WARN(i) (!! (opts.warn [(i)/32] & (1<< ((i)%32)))) +#define OPTS_WERROR(i) (!! (opts.werror [(i)/32] & (1<< ((i)%32)))) +#define OPTS_OPTIMIZATION(i) (!! (opts.optimization[(i)/32] & (1<< ((i)%32)))) + #endif