mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
338 lines
11 KiB
V
338 lines
11 KiB
V
module compiler
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const (
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c_common_macros = '
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#define EMPTY_STRUCT_DECLARATION
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#define EMPTY_STRUCT_INITIALIZATION 0
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// Due to a tcc bug, the length of an array needs to be specified, but GCC crashes if it is...
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#define EMPTY_ARRAY_OF_ELEMS(x,n) (x[])
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#define TCCSKIP(x) x
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#ifdef __TINYC__
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#undef EMPTY_STRUCT_DECLARATION
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#undef EMPTY_STRUCT_INITIALIZATION
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#define EMPTY_STRUCT_DECLARATION char _dummy
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#define EMPTY_STRUCT_INITIALIZATION 0
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#undef EMPTY_ARRAY_OF_ELEMS
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#define EMPTY_ARRAY_OF_ELEMS(x,n) (x[n])
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#undef TCCSKIP
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#define TCCSKIP(x)
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#endif
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// for __offset_of
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#ifndef __offsetof
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#define __offsetof(s,memb) \\
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((size_t)((char *)&((s *)0)->memb - (char *)0))
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#endif
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#define OPTION_CAST(x) (x)
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#ifndef V64_PRINTFORMAT
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#ifdef PRIx64
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#define V64_PRINTFORMAT "0x%"PRIx64
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#elif defined(__WIN32__)
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#define V64_PRINTFORMAT "0x%I64x"
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#elif defined(__LINUX__) && defined(__LP64__)
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#define V64_PRINTFORMAT "0x%lx"
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#else
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#define V64_PRINTFORMAT "0x%llx"
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#endif
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#endif
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'
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c_headers = '
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//#include <inttypes.h> // int64_t etc
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#include <stdio.h> // TODO remove all these includes, define all function signatures and types manually
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#include <stdlib.h>
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//#include "fns.h"
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#include <signal.h>
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#include <stdarg.h> // for va_list
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#include <string.h> // memcpy
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#if INTPTR_MAX == INT32_MAX
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#define TARGET_IS_32BIT 1
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#elif INTPTR_MAX == INT64_MAX
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#define TARGET_IS_64BIT 1
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#else
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#error "The environment is not 32 or 64-bit."
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#endif
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#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ || defined(__BYTE_ORDER) && __BYTE_ORDER == __BIG_ENDIAN || defined(__BIG_ENDIAN__) || defined(__ARMEB__) || defined(__THUMBEB__) || defined(__AARCH64EB__) || defined(_MIBSEB) || defined(__MIBSEB) || defined(__MIBSEB__)
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#define TARGET_ORDER_IS_BIG
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#elif defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ || defined(__BYTE_ORDER) && __BYTE_ORDER == __LITTLE_ENDIAN || defined(__LITTLE_ENDIAN__) || defined(__ARMEL__) || defined(__THUMBEL__) || defined(__AARCH64EL__) || defined(_MIPSEL) || defined(__MIPSEL) || defined(__MIPSEL__) || defined(_M_AMD64) || defined(_M_X64) || defined(_M_IX86)
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#define TARGET_ORDER_IS_LITTLE
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#else
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#error "Unknown architecture endianness"
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#endif
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#ifndef _WIN32
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#include <ctype.h>
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#include <locale.h> // tolower
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#include <sys/time.h>
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#include <unistd.h> // sleep
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#endif
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#if defined(__CYGWIN__) && !defined(_WIN32)
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#error Cygwin is not supported, please use MinGW or Visual Studio.
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#endif
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#ifdef __linux__
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#include <sys/types.h>
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#include <sys/wait.h> // os__wait uses wait on nix
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#endif
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#ifdef __FreeBSD__
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#include <sys/types.h>
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#include <sys/wait.h> // os__wait uses wait on nix
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#endif
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#ifdef __DragonFly__
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#include <sys/types.h>
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#include <sys/wait.h> // os__wait uses wait on nix
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#endif
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#ifdef __OpenBSD__
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#include <sys/types.h>
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#include <sys/resource.h>
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#include <sys/wait.h> // os__wait uses wait on nix
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#endif
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#ifdef __NetBSD__
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#include <sys/wait.h> // os__wait uses wait on nix
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#endif
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$c_common_macros
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#ifdef _WIN32
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#define WINVER 0x0600
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#ifdef _WIN32_WINNT
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#undef _WIN32_WINNT
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#endif
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#define _WIN32_WINNT 0x0600
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#define WIN32_LEAN_AND_MEAN
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#define _UNICODE
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#define UNICODE
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#include <windows.h>
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#include <io.h> // _waccess
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#include <direct.h> // _wgetcwd
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//#include <WinSock2.h>
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#ifdef _MSC_VER
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// On MSVC these are the same (as long as /volatile:ms is passed)
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#define _Atomic volatile
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// MSVC cannot parse some things properly
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#undef EMPTY_STRUCT_DECLARATION
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#undef OPTION_CAST
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#define EMPTY_STRUCT_DECLARATION int ____dummy_variable
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#define OPTION_CAST(x)
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#include <dbghelp.h>
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#pragma comment(lib, "Dbghelp.lib")
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#endif
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#else
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#include <pthread.h>
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#endif
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//============================== HELPER C MACROS =============================*/
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#define _PUSH(arr, val, tmp, tmp_typ) {tmp_typ tmp = (val); array_push(arr, &tmp);}
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#define _PUSH_MANY(arr, val, tmp, tmp_typ) {tmp_typ tmp = (val); array_push_many(arr, tmp.data, tmp.len);}
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#define _IN(typ, val, arr) array_##typ##_contains(arr, val)
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#define _IN_MAP(val, m) map_exists(m, val)
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#define DEFAULT_EQUAL(a, b) (a == b)
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#define DEFAULT_NOT_EQUAL(a, b) (a != b)
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#define DEFAULT_LT(a, b) (a < b)
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#define DEFAULT_LE(a, b) (a <= b)
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#define DEFAULT_GT(a, b) (a > b)
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#define DEFAULT_GE(a, b) (a >= b)
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// NB: macro_fXX_eq and macro_fXX_ne are NOT used
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// in the generated C code. They are here just for
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// completeness/testing.
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#define macro_f64_eq(a, b) (a == b)
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#define macro_f64_ne(a, b) (a != b)
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#define macro_f64_lt(a, b) (a < b)
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#define macro_f64_le(a, b) (a <= b)
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#define macro_f64_gt(a, b) (a > b)
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#define macro_f64_ge(a, b) (a >= b)
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#define macro_f32_eq(a, b) (a == b)
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#define macro_f32_ne(a, b) (a != b)
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#define macro_f32_lt(a, b) (a < b)
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#define macro_f32_le(a, b) (a <= b)
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#define macro_f32_gt(a, b) (a > b)
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#define macro_f32_ge(a, b) (a >= b)
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//================================== GLOBALS =================================*/
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byte g_str_buf[1024];
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int load_so(byteptr);
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void reload_so();
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// ============== wyhash ==============
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// Author: Wang Yi <godspeed_china@yeah.net>
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#ifndef wyhash_version_4
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#define wyhash_version_4
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#include <stdint.h>
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#include <string.h>
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#if defined(_MSC_VER) && defined(_M_X64)
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#include <intrin.h>
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#pragma intrinsic(_umul128)
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#endif
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const uint64_t _wyp0=0xa0761d6478bd642full, _wyp1=0xe7037ed1a0b428dbull, _wyp2=0x8ebc6af09c88c6e3ull, _wyp3=0x589965cc75374cc3ull, _wyp4=0x1d8e4e27c47d124full;
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static inline uint64_t _wyrotr(uint64_t v, unsigned k) { return (v>>k)|(v<<(64-k)); }
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static inline uint64_t _wymum(uint64_t A, uint64_t B) {
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#ifdef WYHASH32
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uint64_t hh=(A>>32)*(B>>32), hl=(A>>32)*(unsigned)B, lh=(unsigned)A*(B>>32), ll=(uint64_t)(unsigned)A*(unsigned)B;
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return _wyrotr(hl,32)^_wyrotr(lh,32)^hh^ll;
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#else
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#ifdef __SIZEOF_INT128__
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__uint128_t r=A; r*=B; return (r>>64)^r;
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#elif defined(_MSC_VER) && defined(_M_X64)
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A=_umul128(A, B, &B); return A^B;
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#else
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uint64_t ha=A>>32, hb=B>>32, la=(uint32_t)A, lb=(uint32_t)B, hi, lo;
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uint64_t rh=ha*hb, rm0=ha*lb, rm1=hb*la, rl=la*lb, t=rl+(rm0<<32), c=t<rl;
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lo=t+(rm1<<32); c+=lo<t;hi=rh+(rm0>>32)+(rm1>>32)+c; return hi^lo;
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#endif
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#endif
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}
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#ifndef WYHASH_LITTLE_ENDIAN
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#if defined(_WIN32) || defined(__LITTLE_ENDIAN__) || (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
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#define WYHASH_LITTLE_ENDIAN 1
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#elif defined(__BIG_ENDIAN__) || (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
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#define WYHASH_LITTLE_ENDIAN 0
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#endif
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#endif
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#if(WYHASH_LITTLE_ENDIAN) || defined(__TINYC__)
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static inline uint64_t _wyr8(const uint8_t *p) { uint64_t v; memcpy(&v, p, 8); return v; }
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static inline uint64_t _wyr4(const uint8_t *p) { unsigned v; memcpy(&v, p, 4); return v; }
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#else
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#if defined(__GNUC__) || defined(__INTEL_COMPILER)
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static inline uint64_t _wyr8(const uint8_t *p) { uint64_t v; memcpy(&v, p, 8); return __builtin_bswap64(v); }
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static inline uint64_t _wyr4(const uint8_t *p) { unsigned v; memcpy(&v, p, 4); return __builtin_bswap32(v); }
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#elif defined(_MSC_VER)
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static inline uint64_t _wyr8(const uint8_t *p) { uint64_t v; memcpy(&v, p, 8); return _byteswap_uint64(v);}
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static inline uint64_t _wyr4(const uint8_t *p) { unsigned v; memcpy(&v, p, 4); return _byteswap_ulong(v); }
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#endif
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#endif
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static inline uint64_t _wyr3(const uint8_t *p, unsigned k) { return (((uint64_t)p[0])<<16)|(((uint64_t)p[k>>1])<<8)|p[k-1]; }
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static inline uint64_t wyhash(const void* key, uint64_t len, uint64_t seed) {
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const uint8_t *p=(const uint8_t*)key; uint64_t i=len&63;
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#if defined(__GNUC__) || defined(__INTEL_COMPILER)
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#define _like_(x) __builtin_expect(x,1)
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#define _unlike_(x) __builtin_expect(x,0)
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#else
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#define _like_(x) (x)
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#define _unlike_(x) (x)
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#endif
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if(_unlike_(!i)) { }
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else if(_unlike_(i<4)) seed=_wymum(_wyr3(p,i)^seed^_wyp0,seed^_wyp1);
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else if(_like_(i<=8)) seed=_wymum(_wyr4(p)^seed^_wyp0,_wyr4(p+i-4)^seed^_wyp1);
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else if(_like_(i<=16)) seed=_wymum(_wyr8(p)^seed^_wyp0,_wyr8(p+i-8)^seed^_wyp1);
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else if(_like_(i<=24)) seed=_wymum(_wyr8(p)^seed^_wyp0,_wyr8(p+8)^seed^_wyp1)^_wymum(_wyr8(p+i-8)^seed^_wyp2,seed^_wyp3);
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else if(_like_(i<=32)) seed=_wymum(_wyr8(p)^seed^_wyp0,_wyr8(p+8)^seed^_wyp1)^_wymum(_wyr8(p+16)^seed^_wyp2,_wyr8(p+i-8)^seed^_wyp3);
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else{ seed=_wymum(_wyr8(p)^seed^_wyp0,_wyr8(p+8)^seed^_wyp1)^_wymum(_wyr8(p+16)^seed^_wyp2,_wyr8(p+24)^seed^_wyp3)^_wymum(_wyr8(p+i-32)^seed^_wyp1,_wyr8(p+i-24)^seed^_wyp2)^_wymum(_wyr8(p+i-16)^seed^_wyp3,_wyr8(p+i-8)^seed^_wyp0); }
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if(_like_(i==len)) return _wymum(seed,len^_wyp4);
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uint64_t see1=seed, see2=seed, see3=seed;
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for(p+=i,i=len-i; _like_(i>=64); i-=64,p+=64) {
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seed=_wymum(_wyr8(p)^seed^_wyp0,_wyr8(p+8)^seed^_wyp1); see1=_wymum(_wyr8(p+16)^see1^_wyp2,_wyr8(p+24)^see1^_wyp3);
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see2=_wymum(_wyr8(p+32)^see2^_wyp1,_wyr8(p+40)^see2^_wyp2); see3=_wymum(_wyr8(p+48)^see3^_wyp3,_wyr8(p+56)^see3^_wyp0);
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}
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return _wymum(seed^see1^see2,see3^len^_wyp4);
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}
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static inline uint64_t wyhash64(uint64_t A, uint64_t B) { return _wymum(_wymum(A^_wyp0, B^_wyp1), _wyp2); }
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static inline uint64_t wyrand(uint64_t *seed) { *seed+=_wyp0; return _wymum(*seed^_wyp1,*seed); }
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static inline double wy2u01(uint64_t r) { const double _wynorm=1.0/(1ull<<52); return (r>>11)*_wynorm; }
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static inline double wy2gau(uint64_t r) { const double _wynorm=1.0/(1ull<<20); return ((r&0x1fffff)+((r>>21)&0x1fffff)+((r>>42)&0x1fffff))*_wynorm-3.0; }
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static inline uint64_t fastest_hash(const void *key, size_t len, uint64_t seed) {
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const uint8_t *p = (const uint8_t *)key;
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return _like_(len >= 4) ? (_wyr4(p) + _wyr4(p + len - 4)) * (_wyr4(p + (len >> 1) - 2) ^ seed) : (_like_(len) ? _wyr3(p, len) * (_wyp0 ^ seed) : seed);
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}
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#endif
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'
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js_headers = '
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var array_string = function() {}
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var array_byte = function() {}
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var array_int = function() {}
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var byte = function() {}
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var double = function() {}
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var int = function() {}
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var f64 = function() {}
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var f32 = function() {}
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var i64 = function() {}
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var i32 = function() {}
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var i16 = function() {}
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var u64 = function() {}
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var u32 = function() {}
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var u16 = function() {}
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var i8 = function() {}
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var bool = function() {}
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var rune = function() {}
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var map_string = function() {}
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var map_int = function() {}
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'
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c_builtin_types = '
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//#include <inttypes.h> // int64_t etc
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//#include <stdint.h> // int64_t etc
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//================================== 1TYPEDEFS ================================*/
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typedef int64_t i64;
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typedef int16_t i16;
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typedef int8_t i8;
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typedef uint64_t u64;
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typedef uint32_t u32;
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typedef uint16_t u16;
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typedef uint8_t byte;
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typedef uint32_t rune;
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typedef float f32;
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typedef double f64;
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typedef unsigned char* byteptr;
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typedef int* intptr;
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typedef void* voidptr;
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typedef char* charptr;
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typedef struct array array;
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typedef struct map map;
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typedef array array_string;
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typedef array array_int;
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typedef array array_byte;
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typedef array array_f32;
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typedef array array_f64;
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typedef array array_u16;
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typedef array array_u32;
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typedef array array_u64;
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typedef map map_int;
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typedef map map_string;
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#ifndef bool
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typedef int bool;
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#define true 1
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#define false 0
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#endif
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'
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bare_c_headers = '
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$c_common_macros
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#ifndef exit
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#define exit(rc) sys_exit(rc)
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void sys_exit (int);
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#endif
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'
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)
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