/*
* 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 <limits.h>
#include <stdlib.h>
#include <string.h>
-#include <stdio.h>
#include <stdarg.h>
+#include <stdio.h>
#include <ctype.h>
/*
* 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 */
+# pragma warning(disable : 4244 ) /* conversion from 'int' to 'float', possible loss of data */
+# pragma warning(disable : 4018 ) /* signed/unsigned mismatch */
#endif
#define GMQCC_VERSION_MAJOR 0
-#define GMQCC_VERSION_MINOR 1
+#define GMQCC_VERSION_MINOR 3
#define GMQCC_VERSION_PATCH 0
#define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
#define GMQCC_VERSION \
GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)
+#ifndef GMQCC_GITINFO
+# define GMQCC_GITINFO "(no git info)"
+#endif
+
/*
- * We cannoy rely on C99 at all, since compilers like MSVC
+ * We cannot rely on C99 at all, since compilers like MSVC
* simply don't support it. We define our own boolean type
* as a result (since we cannot include <stdbool.h>). For
* compilers that are in 1999 mode (C99 compliant) we can use
# 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
+#ifndef _MSC_VER
+# include <stdint.h>
+#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 <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;
-#elif LONG_MAX == 0x7FFFFFFF
- typedef long int32_t;
- typedef unsigned long uint32_t;
+#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
+# define PLATFORM_BYTE_ORDER -1
+# endif
#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
- /*
- * 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;
- 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 ================================*/
/*===================================================================*/
-FILE *util_fopen(const char *filename, const char *mode);
-
-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);
-uint32_t util_crc32(uint32_t crc, const char *data, size_t len);
+
+void util_seed(uint32_t);
+uint32_t util_rand();
+
+int util_vasprintf(char **ret, const char *fmt, va_list);
+int util_asprintf (char **ret, const char *fmt, ...);
+
#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 ((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) 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: 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.
+ * A flexible vector implementation: all vector pointers contain some
+ * data about themselfs exactly - sizeof(vector_t) behind the pointer
+ * this data is represented in the structure below. Doing this allows
+ * us to use the array [] to access individual elements from the vector
+ * opposed to using set/get methods.
+ */
+typedef struct {
+ size_t allocated;
+ size_t used;
+
+ /* can be extended now! whoot */
+} vector_t;
+
+/* hidden interface */
+void _util_vec_grow(void **a, size_t i, size_t s);
+#define GMQCC_VEC_WILLGROW(X,Y) ( \
+ ((!(X) || vec_meta(X)->used + Y >= vec_meta(X)->allocated)) ? \
+ (void)_util_vec_grow(((void**)&(X)), (Y), sizeof(*(X))) : \
+ (void)0 \
+)
+
+/* exposed interface */
+#define vec_meta(A) (((vector_t*)(A)) - 1)
+#define vec_free(A) ((A) ? (mem_d((void*)vec_meta(A)), (A) = NULL) : 0)
+#define vec_push(A,V) (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
+#define vec_size(A) ((A) ? vec_meta(A)->used : 0)
+#define vec_add(A,N) (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
+#define vec_last(A) ((A)[vec_meta(A)->used - 1])
+#define vec_pop(A) (vec_meta(A)->used -= 1)
+#define vec_shrinkto(A,N) (vec_meta(A)->used = (N))
+#define vec_shrinkby(A,N) (vec_meta(A)->used -= (N))
+#define vec_append(A,N,S) memcpy(vec_add((A), (N)), (S), (N) * sizeof(*(S)))
+#define vec_upload(X,Y,S) memcpy(vec_add((X), (S) * sizeof(*(Y))), (Y), (S) * sizeof(*(Y)))
+#define vec_remove(A,I,N) memmove((A)+(I),(A)+((I)+(N)),sizeof(*(A))*(vec_meta(A)->used-(I)-(N))),vec_meta(A)->used-=(N)
+
+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);
*/
-#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_##N,__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_htdel (hash_table_t *ht);
+size_t util_hthash(hash_table_t *ht, const char *key);
+void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
+
+void *util_htget (hash_table_t *ht, const char *key);
+void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
+/*===================================================================*/
+/*============================ file.c ===============================*/
+/*===================================================================*/
+GMQCC_INLINE void file_close (FILE *);
+GMQCC_INLINE int file_error (FILE *);
+GMQCC_INLINE int file_getc (FILE *);
+GMQCC_INLINE int file_printf (FILE *, const char *, ...);
+GMQCC_INLINE int file_puts (FILE *, const char *);
+GMQCC_INLINE int file_seek (FILE *, long int, int);
+
+GMQCC_INLINE size_t file_read (void *, size_t, size_t, FILE *);
+GMQCC_INLINE size_t file_write (const void *, size_t, size_t, FILE *);
+
+GMQCC_INLINE FILE *file_open (const char *, const char *);
+/*NOINLINE*/ int 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 ,
TYPE_UNION ,
TYPE_ARRAY ,
+ TYPE_NIL , /* it's its own type / untyped */
+
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 const char *type_name [TYPE_COUNT];
+extern uint16_t type_store_instr [TYPE_COUNT];
+extern uint16_t field_store_instr[TYPE_COUNT];
-extern size_t type_sizeof[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
+/*
+ * 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];
+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 */
typedef struct {
uint32_t version; /* Program version (6) */
- uint16_t crc16; /* What is this? */
- uint16_t skip; /* see propsal.txt */
+ 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; /* What is this? */
- prog_section globals; /* What is this? */
+ prog_section strings;
+ prog_section globals;
uint32_t entfield; /* Number of entity fields */
} prog_header;
} 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;
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;
*/
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
+};
+
+FILE *con_default_out();
+FILE *con_default_err();
+
+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_Werrors;
+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);
+void compile_show_werrors();
+
/*===================================================================*/
/*========================= assembler.c =============================*/
/*===================================================================*/
+/* TODO: remove this ... */
static const struct {
const char *m; /* menomic */
const size_t o; /* operands */
{ "END" , 0, 3 } /* virtual assembler instruction */
};
-
-void asm_init (const char *, FILE **);
-void asm_close(FILE *);
-void asm_parse(FILE *);
/*===================================================================*/
-/*============================= 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_APPEND(Tself, Twhat, mem) \
-bool GMQCC_WARN Tself##_##mem##_append(Tself *s, Twhat *p, size_t c) \
-{ \
- Twhat *reall; \
- size_t oldalloc; \
- if (s->mem##_count+c > s->mem##_alloc) { \
- if (!s->mem##_alloc) { \
- s->mem##_alloc = c < 16 ? 16 : c; \
- s->mem = (Twhat*)mem_a(sizeof(Twhat) * s->mem##_alloc); \
- } else { \
- oldalloc = s->mem##_alloc; \
- s->mem##_alloc *= 2; \
- if (s->mem##_count+c >= s->mem##_alloc) { \
- s->mem##_alloc = s->mem##_count+c; \
- } \
- reall = (Twhat*)mem_a(sizeof(Twhat) * s->mem##_alloc); \
- if (!reall) { \
- s->mem##_alloc = oldalloc; \
- return false; \
- } \
- memcpy(reall, s->mem, sizeof(Twhat) * s->mem##_count); \
- mem_d(s->mem); \
- s->mem = reall; \
- } \
- } \
- memcpy(&s->mem[s->mem##_count], p, c*sizeof(*p)); \
- s->mem##_count += c; \
- return true; \
-}
-
-#define MEM_VEC_FUN_RESIZE(Tself, Twhat, mem) \
-bool GMQCC_WARN Tself##_##mem##_resize(Tself *s, size_t c) \
-{ \
- Twhat *reall; \
- if (c > s->mem##_alloc) { \
- reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
- if (!reall) { return false; } \
- memcpy(reall, s->mem, sizeof(Twhat) * s->mem##_count); \
- s->mem##_alloc = c; \
- s->mem##_count = c; \
- mem_d(s->mem); \
- s->mem = reall; \
- return true; \
- } \
- s->mem##_count = c; \
- if (c < (s->mem##_alloc / 2)) { \
- reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
- if (!reall) { return false; } \
- memcpy(reall, s->mem, sizeof(Twhat) * c); \
- mem_d(s->mem); \
- s->mem = reall; \
- s->mem##_alloc = c; \
- } \
- return true; \
-}
-
-#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,
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.
- */
-typedef struct {
- const char *file;
- size_t line;
-} lex_ctx;
-
/*===================================================================*/
/*============================= exec.c ==============================*/
/*===================================================================*/
-/* darkplaces has (or will have) a 64 bit prog loader
+/* TODO: cleanup */
+/*
+ * 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 struct qc_program_s {
char *filename;
- MEM_VECTOR_MAKE(prog_section_statement, code);
- MEM_VECTOR_MAKE(prog_section_def, defs);
- MEM_VECTOR_MAKE(prog_section_def, fields);
- MEM_VECTOR_MAKE(prog_section_function, functions);
- MEM_VECTOR_MAKE(char, strings);
- MEM_VECTOR_MAKE(qcint, globals);
- MEM_VECTOR_MAKE(qcint, entitydata);
- MEM_VECTOR_MAKE(bool, entitypool);
+ 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;
qcint vmerror;
- MEM_VECTOR_MAKE(size_t, profile);
+ size_t *profile;
- MEM_VECTOR_MAKE(prog_builtin, builtins);
+ prog_builtin *builtins;
+ size_t builtins_count;
/* size_t ip; */
qcint entities;
size_t entityfields;
bool allowworldwrites;
- MEM_VECTOR_MAKE(qcint, localstack);
- MEM_VECTOR_MAKE(qc_exec_stack, stack);
+ qcint *localstack;
+ qc_exec_stack *stack;
size_t statement;
size_t xflags;
qcany* prog_getedict (qc_program *prog, qcint e);
qcint prog_tempstring(qc_program *prog, const char *_str);
+
/*===================================================================*/
-/*===================== error.c message printer =====================*/
+/*===================== parser.c commandline ========================*/
/*===================================================================*/
-#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, ...);
+bool parser_init ();
+bool parser_compile_file (const char *);
+bool parser_compile_string(const char *, const char *, size_t);
+bool parser_finish (const char *);
+void parser_cleanup ();
/*===================================================================*/
-/*===================== parser.c commandline ========================*/
+/*====================== ftepp.c commandline ========================*/
/*===================================================================*/
-
-bool parser_init ();
-bool parser_compile(const char *filename);
-bool parser_finish (const char *output);
-void parser_cleanup();
+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
+#if 1
/* 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 */
+ uint8_t bit; /* bit index for the 8 bit group idx points to */
} longbit;
#define LONGBIT(bit) { ((bit)/32), ((bit)%32) }
+#define LONGBIT_SET(B, I) ((B).idx = (I)/32, (B).bit = ((I)%32))
#else
typedef uint32_t longbit;
#define LONGBIT(bit) (bit)
+#define LONGBIT_SET(B, I) ((B) = (I))
#endif
-/* Used to store the list of flags with names */
+/*===================================================================*/
+/*=========================== utf8lib.c =============================*/
+/*===================================================================*/
+typedef uint32_t uchar_t;
+
+bool u8_analyze (const char *_s, size_t *_start, size_t *_len, uchar_t *_ch, size_t _maxlen);
+size_t u8_strlen (const char*);
+size_t u8_strnlen (const char*, size_t);
+uchar_t u8_getchar (const char*, const char**);
+uchar_t u8_getnchar(const char*, const char**, size_t);
+int u8_fromchar(uchar_t w, char *to, size_t maxlen);
+
+/*===================================================================*/
+/*============================= opts.c ==============================*/
+/*===================================================================*/
typedef struct {
const char *name;
- longbit bit;
+ longbit bit;
} opts_flag_def;
-/*===================================================================*/
-/* list of -f flags, like -fdarkplaces-string-table-bug */
+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,
{ NULL, LONGBIT(0) }
};
-/* other options: */
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 */
-};
-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;
-extern bool opts_forcecrc;
-extern uint16_t opts_forced_crc;
-extern bool opts_pp_only;
-extern size_t opts_max_array_size;
+} opts_std_t;
-/*===================================================================*/
-#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)];
+/* TODO: cleanup this */
+typedef struct {
+ uint32_t O; /* -Ox */
+ const char *output; /* -o file */
+ bool quiet; /* -q --quiet */
+ 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