diff options
Diffstat (limited to 'js/src/ctypes/libffi/include/ffi_common.h')
| -rw-r--r-- | js/src/ctypes/libffi/include/ffi_common.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/js/src/ctypes/libffi/include/ffi_common.h b/js/src/ctypes/libffi/include/ffi_common.h new file mode 100644 index 0000000000..76b9dd6faf --- /dev/null +++ b/js/src/ctypes/libffi/include/ffi_common.h @@ -0,0 +1,153 @@ +/* ----------------------------------------------------------------------- + ffi_common.h - Copyright (C) 2011, 2012, 2013 Anthony Green + Copyright (C) 2007 Free Software Foundation, Inc + Copyright (c) 1996 Red Hat, Inc. + + Common internal definitions and macros. Only necessary for building + libffi. + ----------------------------------------------------------------------- */ + +#ifndef FFI_COMMON_H +#define FFI_COMMON_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <fficonfig.h> + +/* Do not move this. Some versions of AIX are very picky about where + this is positioned. */ +#ifdef __GNUC__ +# if HAVE_ALLOCA_H +# include <alloca.h> +# else + /* mingw64 defines this already in malloc.h. */ +# ifndef alloca +# define alloca __builtin_alloca +# endif +# endif +# define MAYBE_UNUSED __attribute__((__unused__)) +#else +# define MAYBE_UNUSED +# if HAVE_ALLOCA_H +# include <alloca.h> +# else +# ifdef _AIX +# pragma alloca +# else +# ifndef alloca /* predefined by HP cc +Olibcalls */ +# ifdef _MSC_VER +# define alloca _alloca +# else +char *alloca (); +# endif +# endif +# endif +# endif +#endif + +/* Check for the existence of memcpy. */ +#if STDC_HEADERS +# include <string.h> +#else +# ifndef HAVE_MEMCPY +# define memcpy(d, s, n) bcopy ((s), (d), (n)) +# endif +#endif + +#if defined(FFI_DEBUG) +#include <stdio.h> +#endif + +#ifdef FFI_DEBUG +void ffi_assert(char *expr, char *file, int line); +void ffi_stop_here(void); +void ffi_type_test(ffi_type *a, char *file, int line); + +#define FFI_ASSERT(x) ((x) ? (void)0 : ffi_assert(#x, __FILE__,__LINE__)) +#define FFI_ASSERT_AT(x, f, l) ((x) ? 0 : ffi_assert(#x, (f), (l))) +#define FFI_ASSERT_VALID_TYPE(x) ffi_type_test (x, __FILE__, __LINE__) +#else +#define FFI_ASSERT(x) +#define FFI_ASSERT_AT(x, f, l) +#define FFI_ASSERT_VALID_TYPE(x) +#endif + +/* v cast to size_t and aligned up to a multiple of a */ +#define FFI_ALIGN(v, a) (((((size_t) (v))-1) | ((a)-1))+1) +/* v cast to size_t and aligned down to a multiple of a */ +#define FFI_ALIGN_DOWN(v, a) (((size_t) (v)) & -a) + +/* Perform machine dependent cif processing */ +ffi_status ffi_prep_cif_machdep(ffi_cif *cif); +ffi_status ffi_prep_cif_machdep_var(ffi_cif *cif, + unsigned int nfixedargs, unsigned int ntotalargs); + + +#if HAVE_LONG_DOUBLE_VARIANT +/* Used to adjust size/alignment of ffi types. */ +void ffi_prep_types (ffi_abi abi); +#endif + +/* Used internally, but overridden by some architectures */ +ffi_status ffi_prep_cif_core(ffi_cif *cif, + ffi_abi abi, + unsigned int isvariadic, + unsigned int nfixedargs, + unsigned int ntotalargs, + ffi_type *rtype, + ffi_type **atypes); + +/* Translate a data pointer to a code pointer. Needed for closures on + some targets. */ +void *ffi_data_to_code_pointer (void *data) FFI_HIDDEN; + +/* Extended cif, used in callback from assembly routine */ +typedef struct +{ + ffi_cif *cif; + void *rvalue; + void **avalue; +} extended_cif; + +/* Terse sized type definitions. */ +#if defined(_MSC_VER) || defined(__sgi) || defined(__SUNPRO_C) +typedef unsigned char UINT8; +typedef signed char SINT8; +typedef unsigned short UINT16; +typedef signed short SINT16; +typedef unsigned int UINT32; +typedef signed int SINT32; +# ifdef _MSC_VER +typedef unsigned __int64 UINT64; +typedef signed __int64 SINT64; +# else +# include <inttypes.h> +typedef uint64_t UINT64; +typedef int64_t SINT64; +# endif +#else +typedef unsigned int UINT8 __attribute__((__mode__(__QI__))); +typedef signed int SINT8 __attribute__((__mode__(__QI__))); +typedef unsigned int UINT16 __attribute__((__mode__(__HI__))); +typedef signed int SINT16 __attribute__((__mode__(__HI__))); +typedef unsigned int UINT32 __attribute__((__mode__(__SI__))); +typedef signed int SINT32 __attribute__((__mode__(__SI__))); +typedef unsigned int UINT64 __attribute__((__mode__(__DI__))); +typedef signed int SINT64 __attribute__((__mode__(__DI__))); +#endif + +typedef float FLOAT32; + +#ifndef __GNUC__ +#define __builtin_expect(x, expected_value) (x) +#endif +#define LIKELY(x) __builtin_expect(!!(x),1) +#define UNLIKELY(x) __builtin_expect((x)!=0,0) + +#ifdef __cplusplus +} +#endif + +#endif |