/*
* 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
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
+#include <stdarg.h>
#include <ctype.h>
+/*
+ * 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_MINOR 2
#define GMQCC_VERSION_PATCH 0
#define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
#define GMQCC_VERSION \
# 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__ */
# define GMQCC_NORETURN
#endif
+/* TODO: visual studiblows work around */
+#ifndef _MSC_VER
+# include <stdint.h>
+#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 <sys/endian.h>
+# elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
+# include <machine/endiane.h>
+# 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 <endian.h>
+# if !defined (__BEOS__)
+# include <byteswap.h>
+# 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 (__aplha__) || defined (__aplha) || 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];
-
-/*===================================================================*/
-/*============================ 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 ================================*/
/*===================================================================*/
-void *util_memory_a (unsigned int, unsigned int, const char *);
+FILE *util_fopen(const char *filename, const char *mode);
+
+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_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);
-uint32_t util_crc32(const char *, int, register const short);
+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);
+uint32_t util_crc32(uint32_t crc, const char *data, size_t len);
#ifdef NOTRACK
-# define mem_a(x) malloc(x)
-# define mem_d(x) free (x)
+# define mem_a(x) malloc (x)
+# define mem_d(x) free (x)
+# define mem_r(x, n) realloc(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) util_memory_a((x), __LINE__, __FILE__)
+# define mem_d(x) util_memory_d((x), __LINE__, __FILE__)
+# define mem_r(x, n) util_memory_r((x), (n), __LINE__, __FILE__)
#endif
/*
#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)
+/* 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))
+
+#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;
+/*
+ * 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);
+ */
+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);
/*===================================================================*/
/*=========================== code.c ================================*/
/*===================================================================*/
TYPE_FIELD ,
TYPE_FUNCTION ,
TYPE_POINTER ,
- /* TYPE_INTEGER , */
- TYPE_QUATERNION ,
- TYPE_MATRIX ,
+ TYPE_INTEGER ,
TYPE_VARIANT ,
+ TYPE_STRUCT ,
+ TYPE_UNION ,
+ TYPE_ARRAY ,
TYPE_COUNT
};
-extern size_t type_sizeof[TYPE_COUNT];
-extern uint16_t type_store_instr[TYPE_COUNT];
+/* const/var qualifiers */
+#define CV_NONE 0
+#define CV_CONST 1
+#define CV_VAR -1
+/* magic number to help parsing */
+#define CV_WRONG 0x8000
+
+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
} prog_section_statement;
typedef struct {
- /* The types:
+ /*
+ * The types:
* 0 = ev_void
* 1 = ev_string
* 2 = ev_float
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 */
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;
INSTR_DONE,
INSTR_MUL_F,
INSTR_MUL_V,
- INSTR_MUL_VF,
- INSTR_MUL_Q,
- INSTR_MUL_QF,
- INSTR_MUL_M,
- INSTR_MUL_MF,
+ 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,
INSTR_EQ_S,
INSTR_EQ_E,
INSTR_EQ_FNC,
- INSTR_EQ_Q,
- INSTR_EQ_M,
INSTR_NE_F,
INSTR_NE_V,
INSTR_NE_S,
INSTR_NE_E,
INSTR_NE_FNC,
- INSTR_NE_Q,
- INSTR_NE_M,
INSTR_LE,
INSTR_GE,
INSTR_LT,
INSTR_LOAD_ENT,
INSTR_LOAD_FLD,
INSTR_LOAD_FNC,
- INSTR_LOAD_Q,
- INSTR_LOAD_M,
INSTR_ADDRESS,
INSTR_STORE_F,
INSTR_STORE_V,
INSTR_STORE_ENT,
INSTR_STORE_FLD,
INSTR_STORE_FNC,
- INSTR_STORE_Q,
- INSTR_STORE_M,
INSTR_STOREP_F,
INSTR_STOREP_V,
INSTR_STOREP_S,
INSTR_STOREP_ENT,
INSTR_STOREP_FLD,
INSTR_STOREP_FNC,
- INSTR_STOREP_Q,
- INSTR_STOREP_M,
INSTR_RETURN,
INSTR_NOT_F,
INSTR_NOT_V,
INSTR_NOT_S,
INSTR_NOT_ENT,
INSTR_NOT_FNC,
- INSTR_INV_Q,
- INSTR_INV_M,
INSTR_IF,
INSTR_IFNOT,
INSTR_CALL0,
*/
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 );
+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;
+
+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 =============================*/
{ "DONE" , 1, 4 },
{ "MUL_F" , 3, 5 },
{ "MUL_V" , 3, 5 },
+ { "MUL_FV" , 3, 6 },
{ "MUL_VF" , 3, 6 },
- { "MUL_Q" , 3, 5 },
- { "MUL_QF" , 3, 6 },
- { "MUL_M" , 3, 5 },
- { "MUL_MF" , 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 },
{ "EQ_E" , 0, 4 },
{ "EQ_FNC" , 0, 6 },
- { "EQ_Q" , 0, 4 },
- { "EQ_M" , 0, 4 },
{ "NE_F" , 0, 4 },
{ "NE_V" , 0, 4 },
{ "NE_S" , 0, 4 },
{ "NE_E" , 0, 4 },
{ "NE_FNC" , 0, 6 },
- { "NE_Q" , 0, 4 },
- { "NE_M" , 0, 4 },
{ "LE" , 0, 2 },
{ "GE" , 0, 2 },
{ "LT" , 0, 2 },
{ "FIELD_ENT" , 0, 9 },
{ "FIELD_FLD" , 0, 9 },
{ "FIELD_FNC" , 0, 9 },
- { "FIELD_Q" , 0, 7 },
- { "FIELD_M" , 0, 7 },
{ "ADDRESS" , 0, 7 },
{ "STORE_F" , 0, 7 },
{ "STORE_V" , 0, 7 },
{ "STORE_ENT" , 0, 9 },
{ "STORE_FLD" , 0, 9 },
{ "STORE_FNC" , 0, 9 },
- { "STORE_Q" , 0, 7 },
- { "STORE_M" , 0, 7 },
{ "STOREP_F" , 0, 8 },
{ "STOREP_V" , 0, 8 },
{ "STOREP_S" , 0, 8 },
{ "STOREP_ENT", 0, 10},
{ "STOREP_FLD", 0, 10},
{ "STOREP_FNC", 0, 10},
- { "STOREP_Q" , 0, 8 },
- { "STOREP_M" , 0, 8 },
{ "RETURN" , 0, 6 },
{ "NOT_F" , 0, 5 },
{ "NOT_V" , 0, 5 },
{ "NOT_S" , 0, 5 },
{ "NOT_ENT" , 0, 7 },
{ "NOT_FNC" , 0, 7 },
- { "INV_Q" , 0, 5 },
- { "INV_M" , 0, 5 },
{ "IF" , 0, 2 },
{ "IFNOT" , 0, 5 },
{ "CALL0" , 1, 5 },
{ "OR" , 0, 2 },
{ "BITAND" , 0, 6 },
{ "BITOR" , 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 */
+ { "END" , 0, 3 } /* virtual assembler instruction */
};
-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_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,
store_local, /* local, assignable for now, should get promoted later */
+ 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;
-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 ==============================*/
+/*===================================================================*/
/*
- * 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 ();
+/* 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;
+
+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
projects / xonotic / gmqcc.git / blobdiff