mirror of
https://github.com/DarkPlacesEngine/gmqcc.git
synced 2024-12-18 16:31:29 +00:00
860 lines
28 KiB
C
860 lines
28 KiB
C
#ifndef GMQCC_HDR
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#define GMQCC_HDR
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#include <stdarg.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#define GMQCC_VERSION_MAJOR 0
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#define GMQCC_VERSION_MINOR 3
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#define GMQCC_VERSION_PATCH 6
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#define GMQCC_VERSION ((GMQCC_VERSION_MAJOR<<16)|(GMQCC_VERSION_MINOR<<8)|GMQCC_VERSION_PATCH)
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#ifdef GMQCC_VERSION_TYPE_RELEASE
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# ifdef GMQCC_GITINFO
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# define GMQCC_DEV_VERSION_STRING "git build: " GMQCC_GITINFO "\n"
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# elif defined(GMQCC_VERSION_TYPE_DEVEL)
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# define GMQCC_DEV_VERSION_STRING "development build\n"
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# else
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# define GMQCC_DEV_VERSION_STRING
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# endif /*! GMQCC_GITINGO */
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#else
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# define GMQCC_DEV_VERSION_STRING
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#endif
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#define GMQCC_STRINGIFY(x) #x
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#define GMQCC_IND_STRING(x) GMQCC_STRINGIFY(x)
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#define GMQCC_FULL_VERSION_STRING \
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"GMQCC " \
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GMQCC_IND_STRING(GMQCC_VERSION_MAJOR) "." \
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GMQCC_IND_STRING(GMQCC_VERSION_MINOR) "." \
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GMQCC_IND_STRING(GMQCC_VERSION_PATCH) \
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" Built " __DATE__ " " __TIME__ \
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"\n" GMQCC_DEV_VERSION_STRING
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#ifndef __cplusplus
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# define false (unsigned char)(0)
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# define true (unsigned char)(1)
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typedef unsigned char bool;
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#endif
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#if defined(__GNUC__) || defined(__CLANG__)
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# include <stdint.h>
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# if (__GNUC__ >= 2) || defined(__CLANG__)
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# define GMQCC_NORETURN __attribute__((noreturn))
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# define GMQCC_FORCEINLINE __attribute__((always_inline))
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# define GMQCC_INLINE __inline
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# endif
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# define GMQCC_LIKELY(X) __builtin_expect((X), 1)
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# define GMQCC_UNLIKELY(X) __builtin_expect((X), 0)
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# define GMQCC_WARN __attribute__((warn_unused_result))
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# define GMQCC_USED __attribute__((used))
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# define GMQCC_RESTRICT __restrict__
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#else
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# ifdef _MSC_VER
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/* conversion from 'int' to 'float', possible loss of data */
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# pragma warning(disable : 4244)
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typedef unsigned __int8 uint8_t;
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typedef unsigned __int16 uint16_t;
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typedef unsigned __int32 uint32_t;
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typedef unsigned __int64 uint64_t;
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typedef __int16 int16_t;
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typedef __int32 int32_t;
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typedef __int64 int64_t;
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# define GMQCC_NORETURN __declspec(noreturn)
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# define GMQCC_FORCEINLINE __forceinline
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# define GMQCC_INLINE __inline
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# define GMQCC_RESTRICT __restrict
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# else
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# define GMQCC_NORETURN
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# define GMQCC_FORCEINLINE
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# define GMQCC_INLINE
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# define GMQCC_RESTRICT
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# endif
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# define GMQCC_LIKELY(X) (X)
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# define GMQCC_UNLIKELY(X) (X)
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# define GMQCC_WARN
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# define GMQCC_USED
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#endif
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#define GMQCC_BYTE_ORDER_LITTLE 1234
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#define GMQCC_BYTE_ORDER_BIG 4321
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#if defined (__GNUC__) || defined (__GNU_LIBRARY__)
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# if defined (__FreeBSD__) || defined (__OpenBSD__)
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# include <sys/endian.h>
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# elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__)
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# include <machine/endian.h>
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# elif defined (__APPLE__)
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# if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN)
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# define BIG_ENDIAN
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# elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN)
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# define LITTLE_ENDIAN
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# endif /*! defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN) */
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# elif !defined (__MINGW32__)
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# include <endian.h>
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# if !defined (__BEOS__)
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# include <byteswap.h>
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# endif /*! !definde (__BEOS__) */
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# endif /*! defined (__FreeBSD__) || defined (__OpenBSD__) */
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#endif /*! defined (__GNUC__) || defined (__GNU_LIBRARY__) */
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#if !defined(PLATFORM_BYTE_ORDER)
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# if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN)
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# if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# endif /*! defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN) */
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# elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN)
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# if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# endif /*! defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN) */
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# elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__)
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# if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# endif /*! defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__) */
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# endif /*! defined(LITTLE_ENDIAN) || defined (BIG_ENDIAN) */
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#endif /*! !defined(PLATFORM_BYTE_ORDER) */
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#if !defined (PLATFORM_BYTE_ORDER)
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# if defined (__alpha__) || defined (__alpha) || defined (i386) || \
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defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \
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defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \
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defined (vax) || defined (vms) || defined (VMS) || \
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defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \
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defined (_M_X64) || defined (__i386) || defined (__x86_64)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE
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# elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \
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defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \
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defined (ibm370) || defined (mc68000) || defined (m68k) || \
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defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \
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defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \
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defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \
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defined (__PPC__) || defined (__PPC) || defined (PPC)
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# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG
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# else
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# define PLATFORM_BYTE_ORDER -1
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# endif
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#endif
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#define GMQCC_ARRAY_COUNT(X) (sizeof(X) / sizeof((X)[0]))
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/* stat.c */
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char *stat_mem_strdup(const char *, bool);
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#define mem_a(SIZE) malloc(SIZE)
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#define mem_d(PTRN) free((void*)PTRN)
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#define mem_r(PTRN, SIZE) realloc((void*)PTRN, SIZE)
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#define util_strdup(SRC) stat_mem_strdup((char*)(SRC), false)
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#define util_strdupe(SRC) stat_mem_strdup((char*)(SRC), true)
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#define util_isalpha(a) ((((unsigned)(a)|32)-'a') < 26)
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#define util_isdigit(a) (((unsigned)(a)-'0') < 10)
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#define util_islower(a) (((unsigned)(a)-'a') < 26)
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#define util_isupper(a) (((unsigned)(a)-'A') < 26)
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#define util_isprint(a) (((unsigned)(a)-0x20) < 0x5F)
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#define util_isspace(a) (((a) >= 9 && (a) <= 13) || (a) == ' ')
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bool util_strupper(const char *);
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bool util_strdigit(const char *);
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void util_endianswap(void *, size_t, unsigned int);
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size_t util_strtocmd (const char *, char *, size_t);
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size_t util_strtononcmd (const char *, char *, size_t);
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size_t util_optimizationtostr(const char *, char *, size_t);
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uint16_t util_crc16(uint16_t crc, const char *data, size_t len);
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void util_seed(uint32_t);
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uint32_t util_rand(void);
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int util_asprintf (char **ret, const char *fmt, ...);
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int util_sscanf (const char *str, const char *format, ...);
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char *util_strncpy (char *dest, const char *src, size_t n);
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char *util_strncat (char *dest, const char *src, size_t n);
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char *util_strcat (char *dest, const char *src);
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const char *util_strerror(int err);
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const struct tm *util_localtime(const time_t *timer);
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const char *util_ctime (const time_t *timer);
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bool util_isatty(FILE *);
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size_t hash(const char *key);
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/*
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* A flexible vector implementation: all vector pointers contain some
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* data about themselfs exactly - sizeof(vector_t) behind the pointer
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* this data is represented in the structure below. Doing this allows
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* us to use the array [] to access individual elements from the vector
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* opposed to using set/get methods.
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*/
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typedef struct {
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size_t allocated;
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size_t used;
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/* can be extended now! whoot */
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} vector_t;
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/* hidden interface */
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void _util_vec_grow(void **a, size_t i, size_t s);
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void _util_vec_delete(void *vec);
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#define GMQCC_VEC_WILLGROW(X, Y) ( \
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((!(X) || vec_meta(X)->used + Y >= vec_meta(X)->allocated)) ? \
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(void)_util_vec_grow(((void**)&(X)), (Y), sizeof(*(X))) : \
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(void)0 \
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)
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/* exposed interface */
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#define vec_meta(A) ((vector_t*)(((char *)(A)) - sizeof(vector_t)))
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#define vec_free(A) ((void)((A) ? (_util_vec_delete((void *)(A)), (A) = NULL) : 0))
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#define vec_push(A,V) (GMQCC_VEC_WILLGROW((A),1), (A)[vec_meta(A)->used++] = (V))
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#define vec_size(A) ((A) ? vec_meta(A)->used : 0)
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#define vec_add(A,N) (GMQCC_VEC_WILLGROW((A),(N)), vec_meta(A)->used += (N), &(A)[vec_meta(A)->used-(N)])
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#define vec_last(A) ((A)[vec_meta(A)->used - 1])
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#define vec_pop(A) ((void)(vec_meta(A)->used -= 1))
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#define vec_shrinkto(A,N) ((void)(vec_meta(A)->used = (N)))
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#define vec_shrinkby(A,N) ((void)(vec_meta(A)->used -= (N)))
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#define vec_append(A,N,S) ((void)(memcpy(vec_add((A), (N)), (S), (N) * sizeof(*(S)))))
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#define vec_remove(A,I,N) ((void)(memmove((A)+(I),(A)+((I)+(N)),sizeof(*(A))*(vec_meta(A)->used-(I)-(N))),vec_meta(A)->used-=(N)))
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typedef struct hash_table_s {
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size_t size;
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struct hash_node_t **table;
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} hash_table_t, *ht;
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hash_table_t *util_htnew (size_t size);
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void util_htrem(hash_table_t *ht, void (*callback)(void *data));
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void util_htset(hash_table_t *ht, const char *key, void *value);
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void util_htdel(hash_table_t *ht);
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size_t util_hthash(hash_table_t *ht, const char *key);
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void util_htseth(hash_table_t *ht, const char *key, size_t hash, void *value);
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void util_htrmh(hash_table_t *ht, const char *key, size_t bin, void (*cb)(void*));
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void util_htrm(hash_table_t *ht, const char *key, void (*cb)(void*));
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void *util_htget(hash_table_t *ht, const char *key);
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void *util_htgeth(hash_table_t *ht, const char *key, size_t hash);
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int util_snprintf(char *str, size_t, const char *fmt, ...);
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int util_getline(char **, size_t *, FILE *);
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/* code.c */
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/* Note: if you change the order, fix type_sizeof in ir.c */
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enum {
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TYPE_VOID ,
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TYPE_STRING ,
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TYPE_FLOAT ,
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TYPE_VECTOR ,
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TYPE_ENTITY ,
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TYPE_FIELD ,
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TYPE_FUNCTION ,
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TYPE_POINTER ,
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TYPE_INTEGER ,
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TYPE_VARIANT ,
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TYPE_STRUCT ,
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TYPE_UNION ,
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TYPE_ARRAY ,
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TYPE_NIL , /* it's its own type / untyped */
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TYPE_NOEXPR , /* simply invalid in expressions */
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TYPE_COUNT
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};
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/* const/var qualifiers */
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#define CV_NONE 0
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#define CV_CONST 1
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#define CV_VAR -1
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#define CV_WRONG 0x8000 /* magic number to help parsing */
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extern const char *type_name [TYPE_COUNT];
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extern const uint16_t type_store_instr [TYPE_COUNT];
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extern const uint16_t field_store_instr[TYPE_COUNT];
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/*
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* could use type_store_instr + INSTR_STOREP_F - INSTR_STORE_F
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* but this breaks when TYPE_INTEGER is added, since with the enhanced
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* instruction set, the old ones are left untouched, thus the _I instructions
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* are at a seperate place.
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*/
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extern const uint16_t type_storep_instr[TYPE_COUNT];
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extern const uint16_t type_eq_instr [TYPE_COUNT];
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extern const uint16_t type_ne_instr [TYPE_COUNT];
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extern const uint16_t type_not_instr [TYPE_COUNT];
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typedef struct {
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uint32_t offset; /* Offset in file of where data begins */
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uint32_t length; /* Length of section (how many of) */
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} prog_section_t;
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typedef struct {
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uint32_t version; /* Program version (6) */
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uint16_t crc16;
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uint16_t skip;
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prog_section_t statements; /* prog_section_statement */
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prog_section_t defs; /* prog_section_def */
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prog_section_t fields; /* prog_section_field */
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prog_section_t functions; /* prog_section_function */
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prog_section_t strings;
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prog_section_t globals;
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uint32_t entfield; /* Number of entity fields */
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} prog_header_t;
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/*
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* Each paramater incerements by 3 since vector types hold
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* 3 components (x,y,z).
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*/
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#define OFS_NULL 0
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#define OFS_RETURN 1
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#define OFS_PARM0 (OFS_RETURN+3)
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#define OFS_PARM1 (OFS_PARM0 +3)
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#define OFS_PARM2 (OFS_PARM1 +3)
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#define OFS_PARM3 (OFS_PARM2 +3)
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#define OFS_PARM4 (OFS_PARM3 +3)
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#define OFS_PARM5 (OFS_PARM4 +3)
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#define OFS_PARM6 (OFS_PARM5 +3)
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#define OFS_PARM7 (OFS_PARM6 +3)
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typedef union {
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int16_t s1;
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uint16_t u1;
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} operand_t;
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typedef struct {
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uint16_t opcode;
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operand_t o1;
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operand_t o2;
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operand_t o3;
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} prog_section_statement_t;
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typedef struct {
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/*
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* The types:
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* 0 = ev_void
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* 1 = ev_string
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* 2 = ev_float
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* 3 = ev_vector
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* 4 = ev_entity
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* 5 = ev_field
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* 6 = ev_function
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* 7 = ev_pointer -- engine only
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* 8 = ev_bad -- engine only
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*/
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uint16_t type;
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uint16_t offset;
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uint32_t name;
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} prog_section_both_t;
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typedef prog_section_both_t prog_section_def_t;
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typedef prog_section_both_t prog_section_field_t;
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/* this is ORed to the type */
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#define DEF_SAVEGLOBAL (1<<15)
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#define DEF_TYPEMASK ((1<<15)-1)
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typedef struct {
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int32_t entry; /* in statement table for instructions */
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uint32_t firstlocal; /* First local in local table */
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uint32_t locals; /* Total ints of params + locals */
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uint32_t profile; /* Always zero (engine uses this) */
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uint32_t name; /* name of function in string table */
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uint32_t file; /* file of the source file */
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int32_t nargs; /* number of arguments */
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uint8_t argsize[8]; /* size of arguments (keep 8 always?) */
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} prog_section_function_t;
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/*
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* Instructions
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* These are the external instructions supported by the interperter
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* this is what things compile to (from the C code).
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*/
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enum {
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INSTR_DONE,
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INSTR_MUL_F,
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INSTR_MUL_V,
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INSTR_MUL_FV, /* NOTE: the float operands must NOT be at the same locations: A != C */
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INSTR_MUL_VF, /* and here: B != C */
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INSTR_DIV_F,
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INSTR_ADD_F,
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INSTR_ADD_V,
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INSTR_SUB_F,
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INSTR_SUB_V,
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INSTR_EQ_F,
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INSTR_EQ_V,
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INSTR_EQ_S,
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INSTR_EQ_E,
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INSTR_EQ_FNC,
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INSTR_NE_F,
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INSTR_NE_V,
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INSTR_NE_S,
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INSTR_NE_E,
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INSTR_NE_FNC,
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INSTR_LE,
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INSTR_GE,
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INSTR_LT,
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INSTR_GT,
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INSTR_LOAD_F,
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INSTR_LOAD_V,
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INSTR_LOAD_S,
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INSTR_LOAD_ENT,
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INSTR_LOAD_FLD,
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INSTR_LOAD_FNC,
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INSTR_ADDRESS,
|
|
INSTR_STORE_F,
|
|
INSTR_STORE_V,
|
|
INSTR_STORE_S,
|
|
INSTR_STORE_ENT,
|
|
INSTR_STORE_FLD,
|
|
INSTR_STORE_FNC,
|
|
INSTR_STOREP_F,
|
|
INSTR_STOREP_V,
|
|
INSTR_STOREP_S,
|
|
INSTR_STOREP_ENT,
|
|
INSTR_STOREP_FLD,
|
|
INSTR_STOREP_FNC,
|
|
INSTR_RETURN,
|
|
INSTR_NOT_F,
|
|
INSTR_NOT_V,
|
|
INSTR_NOT_S,
|
|
INSTR_NOT_ENT,
|
|
INSTR_NOT_FNC,
|
|
INSTR_IF,
|
|
INSTR_IFNOT,
|
|
INSTR_CALL0,
|
|
INSTR_CALL1,
|
|
INSTR_CALL2,
|
|
INSTR_CALL3,
|
|
INSTR_CALL4,
|
|
INSTR_CALL5,
|
|
INSTR_CALL6,
|
|
INSTR_CALL7,
|
|
INSTR_CALL8,
|
|
INSTR_STATE,
|
|
INSTR_GOTO,
|
|
INSTR_AND,
|
|
INSTR_OR,
|
|
INSTR_BITAND,
|
|
INSTR_BITOR,
|
|
|
|
/*
|
|
* Virtual instructions used by the IR
|
|
* Keep at the end!
|
|
*/
|
|
VINSTR_END,
|
|
VINSTR_PHI,
|
|
VINSTR_JUMP,
|
|
VINSTR_COND,
|
|
|
|
/* A never returning CALL.
|
|
* Creating this causes IR blocks to be marked as 'final'.
|
|
* No-Return-Call
|
|
*/
|
|
VINSTR_NRCALL,
|
|
|
|
/* Emulated instructions. */
|
|
VINSTR_BITAND_V, /* BITAND_V must be the first emulated bitop */
|
|
VINSTR_BITAND_VF,
|
|
VINSTR_BITOR_V,
|
|
VINSTR_BITOR_VF,
|
|
VINSTR_BITXOR,
|
|
VINSTR_BITXOR_V,
|
|
VINSTR_BITXOR_VF,
|
|
VINSTR_CROSS,
|
|
VINSTR_NEG_F,
|
|
VINSTR_NEG_V
|
|
};
|
|
|
|
/* TODO: elide */
|
|
extern const char *util_instr_str[VINSTR_END];
|
|
|
|
void util_swap_header (prog_header_t *code_header);
|
|
void util_swap_statements (prog_section_statement_t *statements);
|
|
void util_swap_defs_fields(prog_section_both_t *section);
|
|
void util_swap_functions (prog_section_function_t *functions);
|
|
void util_swap_globals (int32_t *globals);
|
|
|
|
typedef float qcfloat_t;
|
|
typedef int32_t qcint_t;
|
|
typedef uint32_t qcuint_t;
|
|
|
|
typedef struct {
|
|
prog_section_statement_t *statements;
|
|
int *linenums;
|
|
int *columnnums;
|
|
prog_section_def_t *defs;
|
|
prog_section_field_t *fields;
|
|
prog_section_function_t *functions;
|
|
int *globals;
|
|
char *chars;
|
|
uint16_t crc;
|
|
uint32_t entfields;
|
|
ht string_cache;
|
|
qcint_t string_cached_empty;
|
|
} code_t;
|
|
|
|
/*
|
|
* A shallow copy of a lex_file to remember where which ast node
|
|
* came from.
|
|
*/
|
|
typedef struct {
|
|
const char *file;
|
|
size_t line;
|
|
size_t column;
|
|
} lex_ctx_t;
|
|
|
|
/*
|
|
* code_write -- writes out the compiled file
|
|
* code_init -- prepares the code file
|
|
* code_genstrin -- generates string for code
|
|
* code_alloc_field -- allocated a field
|
|
* code_push_statement -- keeps statements and linenumbers together
|
|
* code_pop_statement -- keeps statements and linenumbers together
|
|
*/
|
|
bool code_write (code_t *, const char *filename, const char *lno);
|
|
GMQCC_WARN
|
|
code_t *code_init (void);
|
|
void code_cleanup (code_t *);
|
|
uint32_t code_genstring (code_t *, const char *string);
|
|
qcint_t code_alloc_field (code_t *, size_t qcsize);
|
|
void code_push_statement(code_t *, prog_section_statement_t *stmt, lex_ctx_t ctx);
|
|
void code_pop_statement (code_t *);
|
|
|
|
|
|
/* conout.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(void);
|
|
FILE *con_default_err(void);
|
|
|
|
void con_vprintmsg (int level, const char *name, size_t line, size_t column, const char *msgtype, const char *msg, va_list ap);
|
|
void con_printmsg (int level, const char *name, size_t line, size_t column, const char *msgtype, const char *msg, ...);
|
|
void con_cvprintmsg(lex_ctx_t ctx, int lvl, const char *msgtype, const char *msg, va_list ap);
|
|
void con_cprintmsg (lex_ctx_t ctx, int lvl, const char *msgtype, const char *msg, ...);
|
|
|
|
void con_close (void);
|
|
void con_init (void);
|
|
void con_reset (void);
|
|
void con_color (int);
|
|
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_t ctx, /*LVL_ERROR*/ const char *msg, ...);
|
|
void /********/ vcompile_error (lex_ctx_t ctx, /*LVL_ERROR*/ const char *msg, va_list ap);
|
|
bool GMQCC_WARN compile_warning (lex_ctx_t ctx, int warntype, const char *fmt, ...);
|
|
bool GMQCC_WARN vcompile_warning(lex_ctx_t ctx, int warntype, const char *fmt, va_list ap);
|
|
void compile_show_werrors(void);
|
|
|
|
/* ir.c */
|
|
/* TODO: cleanup */
|
|
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 {
|
|
qcfloat_t x, y, z;
|
|
} vec3_t;
|
|
|
|
/* exec.c */
|
|
|
|
/* 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 union {
|
|
qcint_t _int;
|
|
qcint_t string;
|
|
qcint_t function;
|
|
qcint_t edict;
|
|
qcfloat_t _float;
|
|
qcfloat_t vector[3];
|
|
qcint_t ivector[3];
|
|
} qcany_t;
|
|
|
|
typedef char qcfloat_t_size_is_correct [sizeof(qcfloat_t) == 4 ?1:-1];
|
|
typedef char qcint_t_size_is_correct [sizeof(qcint_t) == 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_t)(struct qc_program_s *prog);
|
|
|
|
typedef struct {
|
|
qcint_t stmt;
|
|
size_t localsp;
|
|
prog_section_function_t *function;
|
|
} qc_exec_stack_t;
|
|
|
|
typedef struct qc_program_s {
|
|
char *filename;
|
|
prog_section_statement_t *code;
|
|
prog_section_def_t *defs;
|
|
prog_section_def_t *fields;
|
|
prog_section_function_t *functions;
|
|
char *strings;
|
|
qcint_t *globals;
|
|
qcint_t *entitydata;
|
|
bool *entitypool;
|
|
|
|
const char* *function_stack;
|
|
|
|
uint16_t crc16;
|
|
|
|
size_t tempstring_start;
|
|
size_t tempstring_at;
|
|
|
|
qcint_t vmerror;
|
|
|
|
size_t *profile;
|
|
|
|
prog_builtin_t *builtins;
|
|
size_t builtins_count;
|
|
|
|
/* size_t ip; */
|
|
qcint_t entities;
|
|
size_t entityfields;
|
|
bool allowworldwrites;
|
|
|
|
qcint_t *localstack;
|
|
qc_exec_stack_t *stack;
|
|
size_t statement;
|
|
|
|
size_t xflags;
|
|
|
|
int argc; /* current arg count for debugging */
|
|
|
|
/* cached fields */
|
|
struct {
|
|
qcint_t frame;
|
|
qcint_t nextthink;
|
|
qcint_t think;
|
|
} cached_fields;
|
|
|
|
struct {
|
|
qcint_t self;
|
|
qcint_t time;
|
|
} cached_globals;
|
|
|
|
bool supports_state; /* is INSTR_STATE supported? */
|
|
} qc_program_t;
|
|
|
|
qc_program_t* prog_load (const char *filename, bool ignoreversion);
|
|
void prog_delete (qc_program_t *prog);
|
|
bool prog_exec (qc_program_t *prog, prog_section_function_t *func, size_t flags, long maxjumps);
|
|
const char* prog_getstring (qc_program_t *prog, qcint_t str);
|
|
prog_section_def_t* prog_entfield (qc_program_t *prog, qcint_t off);
|
|
prog_section_def_t* prog_getdef (qc_program_t *prog, qcint_t off);
|
|
qcany_t* prog_getedict (qc_program_t *prog, qcint_t e);
|
|
qcint_t prog_tempstring(qc_program_t *prog, const char *_str);
|
|
|
|
|
|
/* parser.c */
|
|
struct parser_s;
|
|
struct parser_s *parser_create (void);
|
|
bool parser_compile_file (struct parser_s *parser, const char *);
|
|
bool parser_compile_string(struct parser_s *parser, const char *, const char *, size_t);
|
|
bool parser_finish (struct parser_s *parser, const char *);
|
|
void parser_cleanup (struct parser_s *parser);
|
|
|
|
/* ftepp.c */
|
|
struct ftepp_s;
|
|
struct ftepp_s *ftepp_create (void);
|
|
bool ftepp_preprocess_file (struct ftepp_s *ftepp, const char *filename);
|
|
bool ftepp_preprocess_string(struct ftepp_s *ftepp, const char *name, const char *str);
|
|
void ftepp_finish (struct ftepp_s *ftepp);
|
|
const char *ftepp_get (struct ftepp_s *ftepp);
|
|
void ftepp_flush (struct ftepp_s *ftepp);
|
|
void ftepp_add_define (struct ftepp_s *ftepp, const char *source, const char *name);
|
|
void ftepp_add_macro (struct ftepp_s *ftepp, const char *name, const char *value);
|
|
|
|
/* main.c */
|
|
|
|
#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; /* 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
|
|
|
|
/* utf.8 */
|
|
typedef long utf8ch_t;
|
|
int utf8_from(char *, utf8ch_t);
|
|
int utf8_to(utf8ch_t *, const unsigned char *, size_t);
|
|
|
|
/* opts.c */
|
|
typedef struct {
|
|
const char *name;
|
|
longbit bit;
|
|
} opts_flag_def_t;
|
|
|
|
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 *);
|
|
|
|
/* Saner flag handling */
|
|
void opts_backup_non_Wall(void);
|
|
void opts_restore_non_Wall(void);
|
|
void opts_backup_non_Werror_all(void);
|
|
void opts_restore_non_Werror_all(void);
|
|
|
|
|
|
enum {
|
|
# define GMQCC_TYPE_FLAGS
|
|
# define GMQCC_DEFINE_FLAG(X) X,
|
|
# include "opts.def"
|
|
COUNT_FLAGS
|
|
};
|
|
|
|
enum {
|
|
# define GMQCC_TYPE_WARNS
|
|
# define GMQCC_DEFINE_FLAG(X) WARN_##X,
|
|
# include "opts.def"
|
|
COUNT_WARNINGS
|
|
};
|
|
|
|
enum {
|
|
# define GMQCC_TYPE_OPTIMIZATIONS
|
|
# define GMQCC_DEFINE_FLAG(NAME, MIN_O) OPTIM_##NAME,
|
|
# include "opts.def"
|
|
COUNT_OPTIMIZATIONS
|
|
};
|
|
|
|
enum {
|
|
# define GMQCC_TYPE_OPTIONS
|
|
# define GMQCC_DEFINE_FLAG(X) OPTION_##X,
|
|
# include "opts.def"
|
|
OPTION_COUNT
|
|
};
|
|
|
|
extern const opts_flag_def_t opts_flag_list[COUNT_FLAGS+1];
|
|
extern const opts_flag_def_t opts_warn_list[COUNT_WARNINGS+1];
|
|
extern const opts_flag_def_t opts_opt_list[COUNT_OPTIMIZATIONS+1];
|
|
extern const unsigned int opts_opt_oflag[COUNT_OPTIMIZATIONS+1];
|
|
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 {
|
|
union {
|
|
bool b;
|
|
uint16_t u16;
|
|
uint32_t u32;
|
|
|
|
union {
|
|
char *p;
|
|
const char *c;
|
|
} str;
|
|
} data;
|
|
|
|
bool allocated;
|
|
} opt_value_t;
|
|
|
|
|
|
typedef struct {
|
|
opt_value_t options [OPTION_COUNT];
|
|
uint32_t flags [1 + (COUNT_FLAGS / 32)];
|
|
uint32_t warn [1 + (COUNT_WARNINGS / 32)];
|
|
uint32_t werror [1 + (COUNT_WARNINGS / 32)];
|
|
uint32_t warn_backup [1 + (COUNT_WARNINGS / 32)];
|
|
uint32_t werror_backup[1 + (COUNT_WARNINGS / 32)];
|
|
uint32_t optimization [1 + (COUNT_OPTIMIZATIONS / 32)];
|
|
bool optimizeoff; /* True when -O0 */
|
|
} opts_cmd_t;
|
|
|
|
extern opts_cmd_t opts;
|
|
|
|
#define OPTS_GENERIC(f,i) (!! (((f)[(i)/32]) & (1U << (unsigned)((i)%32))))
|
|
|
|
#define OPTS_FLAG(i) OPTS_GENERIC(opts.flags, (i))
|
|
#define OPTS_WARN(i) OPTS_GENERIC(opts.warn, (i))
|
|
#define OPTS_WERROR(i) OPTS_GENERIC(opts.werror, (i))
|
|
#define OPTS_OPTIMIZATION(i) OPTS_GENERIC(opts.optimization, (i))
|
|
|
|
#define OPTS_OPTION_DUPED(X) (opts.options[X].allocated)
|
|
#define OPTS_OPTION_BOOL(X) (opts.options[X].data.b)
|
|
#define OPTS_OPTION_U16(X) (opts.options[X].data.u16)
|
|
#define OPTS_OPTION_U32(X) (opts.options[X].data.u32)
|
|
#define OPTS_OPTION_STR(X) (opts.options[X].data.str.c)
|
|
#define OPTS_OPTION_DUP(X) *(OPTS_OPTION_DUPED(X)=true, &(opts.options[X].data.str.p))
|
|
|
|
#endif /*! GMQCC_HDR */
|