diff options
Diffstat (limited to 'content/handlers/javascript/duktape/duk_config.h')
| -rw-r--r-- | content/handlers/javascript/duktape/duk_config.h | 401 |
1 files changed, 290 insertions, 111 deletions
diff --git a/content/handlers/javascript/duktape/duk_config.h b/content/handlers/javascript/duktape/duk_config.h index 4a16a68da..cba3e0f00 100644 --- a/content/handlers/javascript/duktape/duk_config.h +++ b/content/handlers/javascript/duktape/duk_config.h @@ -18,6 +18,7 @@ * - QNX * - TI-Nspire * - Emscripten + * - Android * - Linux * - Solaris * - AIX @@ -39,6 +40,8 @@ * - PowerPC 64-bit * - SPARC 32-bit * - SPARC 64-bit + * - RISC-V 32-bit + * - RISC-V 64-bit * - SuperH * - Motorola 68k * - Emscripten @@ -170,6 +173,10 @@ #define DUK_F_BCC #endif +#if defined(ANDROID) || defined(__ANDROID__) +#define DUK_F_ANDROID +#endif + /* Linux */ #if defined(__linux) || defined(__linux__) || defined(linux) #define DUK_F_LINUX @@ -218,12 +225,6 @@ #define DUK_F_UNIX #endif -/* C++ */ -#undef DUK_F_CPP -#if defined(__cplusplus) -#define DUK_F_CPP -#endif - /* Intel x86 (32-bit), x64 (64-bit) or x32 (64-bit but 32-bit pointers), * define only one of DUK_F_X86, DUK_F_X64, DUK_F_X32. * https://sites.google.com/site/x32abi/ @@ -252,9 +253,9 @@ #endif /* ARM */ -#if defined(__arm__) || defined(__thumb__) || defined(_ARM) || defined(_M_ARM) || defined(__aarch64__) +#if defined(__arm__) || defined(__thumb__) || defined(_ARM) || defined(_M_ARM) || defined(_M_ARM64) || defined(__aarch64__) #define DUK_F_ARM -#if defined(__LP64__) || defined(_LP64) || defined(__arm64) || defined(__arm64__) || defined(__aarch64__) +#if defined(__LP64__) || defined(_LP64) || defined(__arm64) || defined(__arm64__) || defined(_M_ARM64) || defined(__aarch64__) #define DUK_F_ARM64 #else #define DUK_F_ARM32 @@ -286,6 +287,22 @@ #endif #endif +/* RISC-V, https://github.com/riscv/riscv-toolchain-conventions#cc-preprocessor-definitions */ +#if defined(__riscv) +#define DUK_F_RISCV +#if defined(__riscv_xlen) +#if (__riscv_xlen == 32) +#define DUK_F_RISCV32 +#elif (__riscv_xlen == 64) +#define DUK_F_RISCV64 +#else +#error __riscv_xlen has unsupported value (not 32 or 64) +#endif +#else +#error __riscv defined without __riscv_xlen +#endif +#endif /* __riscv */ + /* SuperH */ #if defined(__sh__) || \ defined(__sh1__) || defined(__SH1__) || \ @@ -301,6 +318,12 @@ #define DUK_F_CLANG #endif +/* C++ */ +#undef DUK_F_CPP +#if defined(__cplusplus) +#define DUK_F_CPP +#endif + /* C99 or above */ #undef DUK_F_C99 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) @@ -356,10 +379,6 @@ #define DUK_F_VBCC #endif -#if defined(ANDROID) || defined(__ANDROID__) -#define DUK_F_ANDROID -#endif - /* Atari Mint */ #if defined(__MINT__) #define DUK_F_MINT @@ -525,6 +544,11 @@ #endif #elif defined(DUK_F_WINDOWS) /* --- Windows --- */ +/* Windows version can't obviously be determined at compile time, + * but _WIN32_WINNT indicates the minimum version targeted: + * - https://msdn.microsoft.com/en-us/library/6sehtctf.aspx + */ + /* Initial fix: disable secure CRT related warnings when compiling Duktape * itself (must be defined before including Windows headers). Don't define * for user code including duktape.h. @@ -535,17 +559,40 @@ /* Windows 32-bit and 64-bit are currently the same. */ /* MSVC does not have sys/param.h */ + +#if defined(DUK_COMPILING_DUKTAPE) +/* Only include when compiling Duktape to avoid polluting application build + * with a lot of unnecessary defines. + */ +#include <windows.h> +#endif + +/* GetSystemTimePreciseAsFileTime() available from Windows 8: + * https://msdn.microsoft.com/en-us/library/windows/desktop/hh706895(v=vs.85).aspx + */ +#if defined(DUK_USE_DATE_NOW_WINDOWS_SUBMS) || defined(DUK_USE_DATE_NOW_WINDOWS) +/* User forced provider. */ +#else +#if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0602) +#define DUK_USE_DATE_NOW_WINDOWS_SUBMS +#else #define DUK_USE_DATE_NOW_WINDOWS +#endif +#endif + #define DUK_USE_DATE_TZO_WINDOWS + /* Note: PRS and FMT are intentionally left undefined for now. This means * there is no platform specific date parsing/formatting but there is still * the ISO 8601 standard format. */ -#if defined(DUK_COMPILING_DUKTAPE) -/* Only include when compiling Duktape to avoid polluting application build - * with a lot of unnecessary defines. + +/* QueryPerformanceCounter() may go backwards in Windows XP, so enable for + * Vista and later: https://msdn.microsoft.com/en-us/library/windows/desktop/dn553408(v=vs.85).aspx#qpc_support_in_windows_versions */ -#include <windows.h> +#if !defined(DUK_USE_GET_MONOTONIC_TIME_WINDOWS_QPC) && \ + defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0600) +#define DUK_USE_GET_MONOTONIC_TIME_WINDOWS_QPC #endif #define DUK_USE_OS_STRING "windows" @@ -637,6 +684,41 @@ #define DUK_USE_DATE_FMT_STRFTIME #define DUK_USE_OS_STRING "emscripten" +#elif defined(DUK_F_ANDROID) +/* --- Android --- */ +#if defined(DUK_COMPILING_DUKTAPE) +#if !defined(_POSIX_C_SOURCE) +#define _POSIX_C_SOURCE 200809L +#endif +#if !defined(_GNU_SOURCE) +#define _GNU_SOURCE /* e.g. getdate_r */ +#endif +#if !defined(_XOPEN_SOURCE) +#define _XOPEN_SOURCE /* e.g. strptime */ +#endif +#endif /* DUK_COMPILING_DUKTAPE */ + +#include <sys/types.h> +#if defined(DUK_F_BCC) +/* no endian.h or stdint.h */ +#else +#include <endian.h> +#include <stdint.h> +#endif /* DUK_F_BCC */ +#include <sys/param.h> +#include <sys/time.h> +#include <time.h> + +#define DUK_USE_DATE_NOW_GETTIMEOFDAY +#define DUK_USE_DATE_TZO_GMTIME_R +#define DUK_USE_DATE_PRS_STRPTIME +#define DUK_USE_DATE_FMT_STRFTIME + +#if 0 /* XXX: safe condition? */ +#define DUK_USE_GET_MONOTONIC_TIME_CLOCK_GETTIME +#endif + +#define DUK_USE_OS_STRING "android" #elif defined(DUK_F_LINUX) /* --- Linux --- */ #if defined(DUK_COMPILING_DUKTAPE) @@ -667,6 +749,10 @@ #define DUK_USE_DATE_PRS_STRPTIME #define DUK_USE_DATE_FMT_STRFTIME +#if 0 /* XXX: safe condition? */ +#define DUK_USE_GET_MONOTONIC_TIME_CLOCK_GETTIME +#endif + #define DUK_USE_OS_STRING "linux" #elif defined(DUK_F_SUN) /* --- Solaris --- */ @@ -683,7 +769,7 @@ #define DUK_USE_BYTEORDER 3 #endif #else /* DUK_F_OLD_SOLARIS */ -#include <ast/endian.h> +#include <sys/param.h> #endif /* DUK_F_OLD_SOLARIS */ #include <sys/param.h> @@ -804,9 +890,7 @@ #include <stdint.h> #endif -#if defined(DUK_F_CPP) -#include <exception> /* std::exception */ -#endif +/* <exception> is only included if needed, based on DUK_USE_xxx flags. */ /* * Architecture autodetection @@ -818,13 +902,16 @@ #if !defined(DUK_USE_BYTEORDER) #define DUK_USE_BYTEORDER 1 #endif -/* XXX: This is technically not guaranteed because it's possible to configure - * an x86 to require aligned accesses with Alignment Check (AC) flag. + +#define DUK_USE_PACKED_TVAL + +/* FreeBSD, -m32, and clang prior to 5.0 has union aliasing issues which + * break duk_tval copying. Disable packed duk_tval automatically. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 1 +#if defined(DUK_F_FREEBSD) && defined(DUK_F_X86) && \ + defined(__clang__) && defined(__clang_major__) && (__clang_major__ < 5) +#undef DUK_USE_PACKED_TVAL #endif -#define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_X64) /* --- x64 --- */ @@ -832,12 +919,6 @@ #if !defined(DUK_USE_BYTEORDER) #define DUK_USE_BYTEORDER 1 #endif -/* XXX: This is technically not guaranteed because it's possible to configure - * an x86 to require aligned accesses with Alignment Check (AC) flag. - */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 1 -#endif #undef DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_X32) @@ -846,48 +927,30 @@ #if !defined(DUK_USE_BYTEORDER) #define DUK_USE_BYTEORDER 1 #endif -/* XXX: This is technically not guaranteed because it's possible to configure - * an x86 to require aligned accesses with Alignment Check (AC) flag. - */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 1 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_ARM32) /* --- ARM 32-bit --- */ #define DUK_USE_ARCH_STRING "arm32" /* Byte order varies, so rely on autodetect. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 4 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_ARM64) /* --- ARM 64-bit --- */ #define DUK_USE_ARCH_STRING "arm64" /* Byte order varies, so rely on autodetect. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #undef DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_MIPS32) /* --- MIPS 32-bit --- */ #define DUK_USE_ARCH_STRING "mips32" /* MIPS byte order varies so rely on autodetection. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_MIPS64) /* --- MIPS 64-bit --- */ #define DUK_USE_ARCH_STRING "mips64" /* MIPS byte order varies so rely on autodetection. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #undef DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_PPC32) @@ -896,50 +959,42 @@ #if !defined(DUK_USE_BYTEORDER) #define DUK_USE_BYTEORDER 3 #endif -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_PPC64) /* --- PowerPC 64-bit --- */ #define DUK_USE_ARCH_STRING "ppc64" -#if !defined(DUK_USE_BYTEORDER) -#define DUK_USE_BYTEORDER 3 -#endif -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif +/* No forced byteorder (both little and big endian are possible). */ #undef DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_SPARC32) /* --- SPARC 32-bit --- */ #define DUK_USE_ARCH_STRING "sparc32" /* SPARC byte order varies so rely on autodetection. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_SPARC64) /* --- SPARC 64-bit --- */ #define DUK_USE_ARCH_STRING "sparc64" /* SPARC byte order varies so rely on autodetection. */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif +#undef DUK_USE_PACKED_TVAL +#define DUK_F_PACKED_TVAL_PROVIDED +#elif defined(DUK_F_RISCV32) +/* --- RISC-V 32-bit --- */ +#define DUK_USE_ARCH_STRING "riscv32" +#define DUK_USE_BYTEORDER 1 +#define DUK_USE_PACKED_TVAL +#define DUK_F_PACKED_TVAL_PROVIDED +#elif defined(DUK_F_RISCV64) +/* --- RISC-V 64-bit --- */ +#define DUK_USE_ARCH_STRING "riscv64" +#define DUK_USE_BYTEORDER 1 #undef DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_SUPERH) /* --- SuperH --- */ #define DUK_USE_ARCH_STRING "sh" /* Byte order varies, rely on autodetection. */ -/* Based on 'make checkalign' there are no alignment requirements on - * Linux SH4, but align by 4 is probably a good basic default. - */ -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 4 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_M68K) @@ -948,9 +1003,6 @@ #if !defined(DUK_USE_BYTEORDER) #define DUK_USE_BYTEORDER 3 #endif -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #define DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #elif defined(DUK_F_EMSCRIPTEN) @@ -959,9 +1011,6 @@ #if !defined(DUK_USE_BYTEORDER) #define DUK_USE_BYTEORDER 1 #endif -#if !defined(DUK_USE_ALIGN_BY) -#define DUK_USE_ALIGN_BY 8 -#endif #undef DUK_USE_PACKED_TVAL #define DUK_F_PACKED_TVAL_PROVIDED #else @@ -1082,8 +1131,20 @@ #define DUK_USE_FLEX_ZEROSIZE #endif -#undef DUK_USE_GCC_PRAGMAS +#define DUK_USE_CLANG_PRAGMAS #define DUK_USE_PACK_CLANG_ATTR + +#if defined(__clang__) && defined(__has_builtin) +#if __has_builtin(__builtin_bswap64) +#define DUK_BSWAP64(x) ((duk_uint64_t) __builtin_bswap64((duk_uint64_t) (x))) +#endif +#if __has_builtin(__builtin_bswap32) +#define DUK_BSWAP32(x) ((duk_uint32_t) __builtin_bswap32((duk_uint32_t) (x))) +#endif +#if __has_builtin(__builtin_bswap16) +#define DUK_BSWAP16(x) ((duk_uint16_t) __builtin_bswap16((duk_uint16_t) (x))) +#endif +#endif #elif defined(DUK_F_GCC) /* --- GCC --- */ #if defined(DUK_F_C99) || defined(DUK_F_CPP11) @@ -1094,13 +1155,17 @@ #define DUK_VA_COPY(dest,src) __va_copy(dest,src) #endif -#if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 20500L) -/* since gcc-2.5 */ +#if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 20500L) && (DUK_F_GCC_VERSION < 50000L) +/* Since gcc-2.5. + * + * Disabled temporarily in GCC 5+ because of an unresolved noreturn-related + * issue: https://github.com/svaarala/duktape/issues/2155. + */ #define DUK_NORETURN(decl) decl __attribute__((noreturn)) #endif #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40500L) -/* since gcc-4.5 */ +/* Since gcc-4.5. */ #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) #endif @@ -1206,6 +1271,7 @@ #define DUK_USE_FLEX_ZEROSIZE #endif +/* Since 4.6 one can '#pragma GCC diagnostic push/pop'. */ #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40600) #define DUK_USE_GCC_PRAGMAS #else @@ -1213,6 +1279,16 @@ #endif #define DUK_USE_PACK_GCC_ATTR + +/* Availability varies based on platform (between GCC 4.4 and 4.8), and there + * are apparently some bugs in GCC 4.x. Check for GCC 5.0 before enabling + * these to be safe. + */ +#if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 50000L) +#define DUK_BSWAP64(x) ((duk_uint64_t) __builtin_bswap64((duk_uint64_t) (x))) +#define DUK_BSWAP32(x) ((duk_uint32_t) __builtin_bswap32((duk_uint32_t) (x))) +#define DUK_BSWAP16(x) ((duk_uint16_t) __builtin_bswap16((duk_uint16_t) (x))) +#endif #elif defined(DUK_F_MSVC) /* --- MSVC --- */ /* http://msdn.microsoft.com/en-us/library/aa235362(VS.60).aspx */ @@ -1307,7 +1383,16 @@ #endif /* Avoid warning when doing DUK_UNREF(some_function). */ +#if defined(_MSC_VER) && (_MSC_VER < 1500) +#pragma warning(disable: 4100 4101 4550 4551) +#define DUK_UNREF(x) +#else #define DUK_UNREF(x) do { __pragma(warning(suppress:4100 4101 4550 4551)) (x); } while (0) +#endif + +/* Older versions of MSVC don't support the LL/ULL suffix. */ +#define DUK_U64_CONSTANT(x) x##ui64 +#define DUK_I64_CONSTANT(x) x##i64 #elif defined(DUK_F_EMSCRIPTEN) /* --- Emscripten --- */ #define DUK_NORETURN(decl) decl __attribute__((noreturn)) @@ -1535,12 +1620,14 @@ defined(DUK_F_BCC) || \ (defined(__WORDSIZE) && (__WORDSIZE == 32)) || \ ((defined(DUK_F_OLD_SOLARIS) || defined(DUK_F_AIX) || \ - defined(DUK_F_HPUX)) && defined(_ILP32)) + defined(DUK_F_HPUX)) && defined(_ILP32)) || \ + defined(DUK_F_ARM32) #define DUK_F_32BIT_PTRS #elif defined(DUK_F_X64) || \ (defined(__WORDSIZE) && (__WORDSIZE == 64)) || \ ((defined(DUK_F_OLD_SOLARIS) || defined(DUK_F_AIX) || \ - defined(DUK_F_HPUX)) && defined(_LP64)) + defined(DUK_F_HPUX)) && defined(_LP64)) || \ + defined(DUK_F_ARM64) #define DUK_F_64BIT_PTRS #else /* not sure, not needed with C99 anyway */ @@ -1743,13 +1830,16 @@ typedef unsigned long long duk_uint64_t; typedef signed long long duk_int64_t; #endif #endif -#if !defined(DUK_F_HAVE_64BIT) && \ - (defined(DUK_F_MINGW) || defined(DUK_F_MSVC)) -/* Both MinGW and MSVC have a 64-bit type. */ +#if !defined(DUK_F_HAVE_64BIT) && defined(DUK_F_MINGW) #define DUK_F_HAVE_64BIT typedef unsigned long duk_uint64_t; typedef signed long duk_int64_t; #endif +#if !defined(DUK_F_HAVE_64BIT) && defined(DUK_F_MSVC) +#define DUK_F_HAVE_64BIT +typedef unsigned __int64 duk_uint64_t; +typedef signed __int64 duk_int64_t; +#endif #if !defined(DUK_F_HAVE_64BIT) /* cannot detect 64-bit type, not always needed so don't error */ #endif @@ -1957,10 +2047,10 @@ typedef duk_uint_fast16_t duk_small_uint_fast_t; #define DUK_SMALL_UINT_FAST_MIN DUK_UINT_FAST16_MIN #define DUK_SMALL_UINT_FAST_MAX DUK_UINT_FAST16_MAX -/* Boolean values are represented with the platform 'int'. */ -typedef duk_small_int_t duk_bool_t; -#define DUK_BOOL_MIN DUK_SMALL_INT_MIN -#define DUK_BOOL_MAX DUK_SMALL_INT_MAX +/* Boolean values are represented with the platform 'unsigned int'. */ +typedef duk_small_uint_t duk_bool_t; +#define DUK_BOOL_MIN DUK_SMALL_UINT_MIN +#define DUK_BOOL_MAX DUK_SMALL_UINT_MAX /* Index values must have at least 32-bit signed range. */ typedef duk_int_t duk_idx_t; @@ -2029,7 +2119,10 @@ typedef double duk_double_t; #endif #endif -/* Type for public API calls. */ +/* Type used in public API declarations and user code. Typedef maps to + * 'struct duk_hthread' like the 'duk_hthread' typedef which is used + * exclusively in internals. + */ typedef struct duk_hthread duk_context; /* Check whether we should use 64-bit integers or not. @@ -2491,15 +2584,18 @@ typedef struct duk_hthread duk_context; * * Assume unaligned accesses are not supported unless specifically allowed * in the target platform. Some platforms may support unaligned accesses - * but alignment to 4 or 8 may still be desirable. + * but alignment to 4 or 8 may still be desirable. Note that unaligned + * accesses (and even pointers) relative to natural alignment (regardless + * of target alignment) are technically undefined behavior and thus + * compiler/architecture specific. */ -/* If not provided, use safe default for alignment. */ +/* If not forced, use safe default for alignment. */ #if !defined(DUK_USE_ALIGN_BY) #define DUK_USE_ALIGN_BY 8 #endif -/* Compiler specific hackery needed to force struct size to match aligment, +/* Compiler specific hackery needed to force struct size to match alignment, * see e.g. duk_hbuffer.h. * * http://stackoverflow.com/questions/11130109/c-struct-size-alignment @@ -2510,6 +2606,13 @@ typedef struct duk_hthread duk_context; #define DUK_USE_PACK_DUMMY_MEMBER #endif +#if !defined(DUK_U64_CONSTANT) +#define DUK_U64_CONSTANT(x) x##ULL +#endif +#if !defined(DUK_I64_CONSTANT) +#define DUK_I64_CONSTANT(x) x##LL +#endif + #if !defined(DUK_VA_COPY) /* We need va_copy() which is defined in C99 / C++11, so an awkward * replacement is needed for pre-C99 / pre-C++11 environments. This @@ -2546,6 +2649,7 @@ typedef struct duk_hthread duk_context; */ #define DUK_CAUSE_SEGFAULT() do { *((volatile duk_uint32_t *) NULL) = (duk_uint32_t) 0xdeadbeefUL; } while (0) #endif + #if !defined(DUK_UNREF) /* Macro for suppressing warnings for potentially unreferenced variables. * The variables can be actually unreferenced or unreferenced in some @@ -2555,16 +2659,35 @@ typedef struct duk_hthread duk_context; */ #define DUK_UNREF(x) do { (void) (x); } while (0) #endif -#if !defined(DUK_NORETURN) + +/* Fillin for DUK_NORETURN; DUK_WO_NORETURN() is used to insert dummy + * dummy statements after noreturn calls to silence harmless compiler + * warnings, e.g.: + * + * DUK_ERROR_TYPE(thr, "aiee"); + * DUK_WO_NORETURN(return 0;); + * + * Statements inside DUK_WO_NORETURN() must NEVER be actually reachable, + * and they're only included to satisfy the compiler. + */ +#if defined(DUK_NORETURN) +#define DUK_WO_NORETURN(stmt) do { } while (0) +#else #define DUK_NORETURN(decl) decl +#define DUK_WO_NORETURN(stmt) do { stmt } while (0) #endif -#if !defined(DUK_UNREACHABLE) + +#if defined(DUK_UNREACHABLE) +#define DUK_WO_UNREACHABLE(stmt) do { } while (0) +#else /* Don't know how to declare unreachable point, so don't do it; this * may cause some spurious compilation warnings (e.g. "variable used * uninitialized"). */ #define DUK_UNREACHABLE() do { } while (0) +#define DUK_WO_UNREACHABLE(stmt) do { stmt } while (0) #endif + #if !defined(DUK_LOSE_CONST) /* Convert any input pointer into a "void *", losing a const qualifier. * This is not fully portable because casting through duk_uintptr_t may @@ -2643,17 +2766,30 @@ typedef struct duk_hthread duk_context; #endif #endif +#if defined(DUK_F_HAVE_64BIT) +#if !defined(DUK_BSWAP64) +#define DUK_BSWAP64(x) \ + ((((duk_uint64_t) (x)) >> 56U) | \ + ((((duk_uint64_t) (x)) >> 40U) & DUK_U64_CONSTANT(0xff00)) | \ + ((((duk_uint64_t) (x)) >> 24U) & DUK_U64_CONSTANT(0xff0000)) | \ + ((((duk_uint64_t) (x)) >> 8U) & DUK_U64_CONSTANT(0xff000000)) | \ + ((((duk_uint64_t) (x)) << 8U) & DUK_U64_CONSTANT(0xff00000000)) | \ + ((((duk_uint64_t) (x)) << 24U) & DUK_U64_CONSTANT(0xff0000000000)) | \ + ((((duk_uint64_t) (x)) << 40U) & DUK_U64_CONSTANT(0xff000000000000)) | \ + (((duk_uint64_t) (x)) << 56U)) +#endif +#endif #if !defined(DUK_BSWAP32) #define DUK_BSWAP32(x) \ - ((((duk_uint32_t) (x)) >> 24) | \ - ((((duk_uint32_t) (x)) >> 8) & 0xff00UL) | \ - ((((duk_uint32_t) (x)) << 8) & 0xff0000UL) | \ - (((duk_uint32_t) (x)) << 24)) + ((((duk_uint32_t) (x)) >> 24U) | \ + ((((duk_uint32_t) (x)) >> 8U) & 0xff00UL) | \ + ((((duk_uint32_t) (x)) << 8U) & 0xff0000UL) | \ + (((duk_uint32_t) (x)) << 24U)) #endif #if !defined(DUK_BSWAP16) #define DUK_BSWAP16(x) \ - ((duk_uint16_t) (x) >> 8) | \ - ((duk_uint16_t) (x) << 8) + ((duk_uint16_t) (x) >> 8U) | \ + ((duk_uint16_t) (x) << 8U) #endif /* DUK_USE_VARIADIC_MACROS: required from compilers, so no fill-in. */ @@ -2725,8 +2861,8 @@ typedef struct duk_hthread duk_context; #if defined(DUK_F_PACKED_TVAL_POSSIBLE) #define DUK_USE_PACKED_TVAL #endif - #undef DUK_F_PACKED_TVAL_POSSIBLE + #endif /* DUK_F_PACKED_TVAL_PROVIDED */ /* Object property allocation layout has implications for memory and code * footprint and generated code size/speed. The best layout also depends @@ -2761,6 +2897,7 @@ typedef struct duk_hthread duk_context; * Autogenerated defaults */ +#undef DUK_USE_ALLOW_UNDEFINED_BEHAVIOR #define DUK_USE_ARRAY_BUILTIN #define DUK_USE_ARRAY_FASTPATH #define DUK_USE_ARRAY_PROP_FASTPATH @@ -2769,11 +2906,18 @@ typedef struct duk_hthread duk_context; #define DUK_USE_AUGMENT_ERROR_THROW #define DUK_USE_AVOID_PLATFORM_FUNCPTRS #define DUK_USE_BASE64_FASTPATH +#define DUK_USE_BASE64_SUPPORT #define DUK_USE_BOOLEAN_BUILTIN #define DUK_USE_BUFFEROBJECT_SUPPORT #undef DUK_USE_BUFLEN16 #define DUK_USE_BYTECODE_DUMP_SUPPORT -#define DUK_USE_COMMONJS_MODULES +#define DUK_USE_CACHE_ACTIVATION +#define DUK_USE_CACHE_CATCHER +#define DUK_USE_CALLSTACK_LIMIT 10000 +#define DUK_USE_CBOR_BUILTIN +#define DUK_USE_CBOR_DEC_RECLIMIT 1000 +#define DUK_USE_CBOR_ENC_RECLIMIT 1000 +#define DUK_USE_CBOR_SUPPORT #define DUK_USE_COMPILER_RECLIMIT 2500 #define DUK_USE_COROUTINE_SUPPORT #undef DUK_USE_CPP_EXCEPTIONS @@ -2807,7 +2951,10 @@ typedef struct duk_hthread duk_context; #define DUK_USE_ES6_PROXY #define DUK_USE_ES6_REGEXP_SYNTAX #define DUK_USE_ES6_UNICODE_ESCAPE +#define DUK_USE_ES7 #define DUK_USE_ES7_EXP_OPERATOR +#define DUK_USE_ES8 +#define DUK_USE_ES9 #define DUK_USE_ESBC_LIMITS #define DUK_USE_ESBC_MAX_BYTES 2147418112L #define DUK_USE_ESBC_MAX_LINENUMBER 2147418112L @@ -2822,6 +2969,7 @@ typedef struct duk_hthread duk_context; #undef DUK_USE_FASTINT #define DUK_USE_FAST_REFCOUNT_DEFAULT #undef DUK_USE_FATAL_HANDLER +#define DUK_USE_FATAL_MAXLEN 128 #define DUK_USE_FINALIZER_SUPPORT #undef DUK_USE_FINALIZER_TORTURE #undef DUK_USE_FUNCPTR16 @@ -2831,14 +2979,17 @@ typedef struct duk_hthread duk_context; #define DUK_USE_FUNC_FILENAME_PROPERTY #define DUK_USE_FUNC_NAME_PROPERTY #undef DUK_USE_GC_TORTURE +#undef DUK_USE_GET_MONOTONIC_TIME #undef DUK_USE_GET_RANDOM_DOUBLE -#undef DUK_USE_GLOBAL_BINDING +#define DUK_USE_GLOBAL_BINDING #define DUK_USE_GLOBAL_BUILTIN #undef DUK_USE_HEAPPTR16 #undef DUK_USE_HEAPPTR_DEC16 #undef DUK_USE_HEAPPTR_ENC16 #define DUK_USE_HEX_FASTPATH +#define DUK_USE_HEX_SUPPORT #define DUK_USE_HOBJECT_ARRAY_ABANDON_LIMIT 2 +#define DUK_USE_HOBJECT_ARRAY_ABANDON_MINSIZE 257 #define DUK_USE_HOBJECT_ARRAY_FAST_RESIZE_LIMIT 9 #define DUK_USE_HOBJECT_ARRAY_MINGROW_ADD 16 #define DUK_USE_HOBJECT_ARRAY_MINGROW_DIVISOR 8 @@ -2849,6 +3000,7 @@ typedef struct duk_hthread duk_context; #define DUK_USE_HSTRING_ARRIDX #define DUK_USE_HSTRING_CLEN #undef DUK_USE_HSTRING_EXTDATA +#define DUK_USE_HSTRING_LAZY_CLEN #define DUK_USE_HTML_COMMENTS #define DUK_USE_IDCHAR_FASTPATH #undef DUK_USE_INJECT_HEAP_ALLOC_ERROR @@ -2867,11 +3019,11 @@ typedef struct duk_hthread duk_context; #define DUK_USE_JX #define DUK_USE_LEXER_SLIDING_WINDOW #undef DUK_USE_LIGHTFUNC_BUILTINS +#define DUK_USE_LITCACHE_SIZE 256 #define DUK_USE_MARK_AND_SWEEP_RECLIMIT 256 #define DUK_USE_MATH_BUILTIN #define DUK_USE_NATIVE_CALL_RECLIMIT 1000 -#define DUK_USE_NONSTD_ARRAY_CONCAT_TRAILER -#define DUK_USE_NONSTD_ARRAY_MAP_TRAILER +#undef DUK_USE_NATIVE_STACK_CHECK #define DUK_USE_NONSTD_ARRAY_SPLICE_DELCOUNT #undef DUK_USE_NONSTD_FUNC_CALLER_PROPERTY #undef DUK_USE_NONSTD_FUNC_SOURCE_PROPERTY @@ -2885,12 +3037,15 @@ typedef struct duk_hthread duk_context; #undef DUK_USE_OBJSIZES16 #undef DUK_USE_PARANOID_ERRORS #define DUK_USE_PC2LINE +#define DUK_USE_PERFORMANCE_BUILTIN #undef DUK_USE_PREFER_SIZE +#undef DUK_USE_PROMISE_BUILTIN #define DUK_USE_PROVIDE_DEFAULT_ALLOC_FUNCTIONS #undef DUK_USE_REFCOUNT16 #define DUK_USE_REFCOUNT32 #define DUK_USE_REFERENCE_COUNTING #define DUK_USE_REFLECT_BUILTIN +#define DUK_USE_REGEXP_CANON_BITMAP #undef DUK_USE_REGEXP_CANON_WORKAROUND #define DUK_USE_REGEXP_COMPILER_RECLIMIT 10000 #define DUK_USE_REGEXP_EXECUTOR_RECLIMIT 10000 @@ -2919,12 +3074,15 @@ typedef struct duk_hthread duk_context; #define DUK_USE_STRTAB_RESIZE_CHECK_MASK 255 #define DUK_USE_STRTAB_SHRINK_LIMIT 6 #undef DUK_USE_STRTAB_TORTURE -#undef DUK_USE_SYMBOL_BUILTIN +#define DUK_USE_SYMBOL_BUILTIN #define DUK_USE_TAILCALL #define DUK_USE_TARGET_INFO "unknown" #define DUK_USE_TRACEBACKS #define DUK_USE_TRACEBACK_DEPTH 10 -#define DUK_USE_USER_DECLARE() /* no user declarations */ +#define DUK_USE_VALSTACK_GROW_SHIFT 2 +#define DUK_USE_VALSTACK_LIMIT 1000000L +#define DUK_USE_VALSTACK_SHRINK_CHECK_SHIFT 2 +#define DUK_USE_VALSTACK_SHRINK_SLACK_SHIFT 4 #undef DUK_USE_VALSTACK_UNSAFE #define DUK_USE_VERBOSE_ERRORS #define DUK_USE_VERBOSE_EXECUTOR_ERRORS @@ -2946,6 +3104,15 @@ typedef struct duk_hthread duk_context; /* __OVERRIDE_DEFINES__ */ /* + * Conditional includes + */ + +#if defined(DUK_F_CPP) && defined(DUK_USE_CPP_EXCEPTIONS) +#include <exception> /* std::exception */ +#include <stdexcept> /* std::runtime_error */ +#endif + +/* * Date provider selection * * User may define DUK_USE_DATE_GET_NOW() etc directly, in which case we'll @@ -2958,11 +3125,13 @@ typedef struct duk_hthread duk_context; #if defined(DUK_USE_DATE_GET_NOW) /* External provider already defined. */ #elif defined(DUK_USE_DATE_NOW_GETTIMEOFDAY) -#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_gettimeofday((ctx)) +#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_gettimeofday() #elif defined(DUK_USE_DATE_NOW_TIME) -#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_time((ctx)) +#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_time() #elif defined(DUK_USE_DATE_NOW_WINDOWS) -#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_windows((ctx)) +#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_windows() +#elif defined(DUK_USE_DATE_NOW_WINDOWS_SUBMS) +#define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_windows_subms() #else #error no provider for DUK_USE_DATE_GET_NOW() #endif @@ -2998,6 +3167,16 @@ typedef struct duk_hthread duk_context; /* No provider for DUK_USE_DATE_FORMAT_STRING(), fall back to ISO 8601 only. */ #endif +#if defined(DUK_USE_GET_MONOTONIC_TIME) +/* External provider already defined. */ +#elif defined(DUK_USE_GET_MONOTONIC_TIME_CLOCK_GETTIME) +#define DUK_USE_GET_MONOTONIC_TIME(ctx) duk_bi_date_get_monotonic_time_clock_gettime() +#elif defined(DUK_USE_GET_MONOTONIC_TIME_WINDOWS_QPC) +#define DUK_USE_GET_MONOTONIC_TIME(ctx) duk_bi_date_get_monotonic_time_windows_qpc() +#else +/* No provider for DUK_USE_GET_MONOTONIC_TIME(), fall back to DUK_USE_DATE_GET_NOW(). */ +#endif + #endif /* DUK_COMPILING_DUKTAPE */ /* |