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Diffstat (limited to 'js/src/ctypes/libffi/src/powerpc/ffitarget.h')
-rw-r--r-- | js/src/ctypes/libffi/src/powerpc/ffitarget.h | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/js/src/ctypes/libffi/src/powerpc/ffitarget.h b/js/src/ctypes/libffi/src/powerpc/ffitarget.h new file mode 100644 index 0000000000..7fb9a93908 --- /dev/null +++ b/js/src/ctypes/libffi/src/powerpc/ffitarget.h @@ -0,0 +1,204 @@ +/* -----------------------------------------------------------------*-C-*- + ffitarget.h - Copyright (c) 2012 Anthony Green + Copyright (C) 2007, 2008, 2010 Free Software Foundation, Inc + Copyright (c) 1996-2003 Red Hat, Inc. + + Target configuration macros for PowerPC. + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + ``Software''), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be included + in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + DEALINGS IN THE SOFTWARE. + + ----------------------------------------------------------------------- */ + +#ifndef LIBFFI_TARGET_H +#define LIBFFI_TARGET_H + +#ifndef LIBFFI_H +#error "Please do not include ffitarget.h directly into your source. Use ffi.h instead." +#endif + +/* ---- System specific configurations ----------------------------------- */ + +#if defined (POWERPC) && defined (__powerpc64__) /* linux64 */ +#ifndef POWERPC64 +#define POWERPC64 +#endif +#elif defined (POWERPC_DARWIN) && defined (__ppc64__) /* Darwin64 */ +#ifndef POWERPC64 +#define POWERPC64 +#endif +#ifndef POWERPC_DARWIN64 +#define POWERPC_DARWIN64 +#endif +#elif defined (POWERPC_AIX) && defined (__64BIT__) /* AIX64 */ +#ifndef POWERPC64 +#define POWERPC64 +#endif +#endif + +#ifndef LIBFFI_ASM +typedef unsigned long ffi_arg; +typedef signed long ffi_sarg; + +typedef enum ffi_abi { + FFI_FIRST_ABI = 0, + +#if defined (POWERPC_AIX) + FFI_AIX, + FFI_DARWIN, + FFI_DEFAULT_ABI = FFI_AIX, + FFI_LAST_ABI + +#elif defined (POWERPC_DARWIN) + FFI_AIX, + FFI_DARWIN, + FFI_DEFAULT_ABI = FFI_DARWIN, + FFI_LAST_ABI + +#else + /* The FFI_COMPAT values are used by old code. Since libffi may be + a shared library we have to support old values for backwards + compatibility. */ + FFI_COMPAT_SYSV, + FFI_COMPAT_GCC_SYSV, + FFI_COMPAT_LINUX64, + FFI_COMPAT_LINUX, + FFI_COMPAT_LINUX_SOFT_FLOAT, + +# if defined (POWERPC64) + /* This bit, always set in new code, must not be set in any of the + old FFI_COMPAT values that might be used for 64-bit linux. We + only need worry about FFI_COMPAT_LINUX64, but to be safe avoid + all old values. */ + FFI_LINUX = 8, + /* This and following bits can reuse FFI_COMPAT values. */ + FFI_LINUX_STRUCT_ALIGN = 1, + FFI_LINUX_LONG_DOUBLE_128 = 2, + FFI_LINUX_LONG_DOUBLE_IEEE128 = 4, + FFI_DEFAULT_ABI = (FFI_LINUX +# ifdef __STRUCT_PARM_ALIGN__ + | FFI_LINUX_STRUCT_ALIGN +# endif +# ifdef __LONG_DOUBLE_128__ + | FFI_LINUX_LONG_DOUBLE_128 +# ifdef __LONG_DOUBLE_IEEE128__ + | FFI_LINUX_LONG_DOUBLE_IEEE128 +# endif +# endif + ), + FFI_LAST_ABI = 16 + +# else + /* This bit, always set in new code, must not be set in any of the + old FFI_COMPAT values that might be used for 32-bit linux/sysv/bsd. */ + FFI_SYSV = 8, + /* This and following bits can reuse FFI_COMPAT values. */ + FFI_SYSV_SOFT_FLOAT = 1, + FFI_SYSV_STRUCT_RET = 2, + FFI_SYSV_IBM_LONG_DOUBLE = 4, + FFI_SYSV_LONG_DOUBLE_128 = 16, + + FFI_DEFAULT_ABI = (FFI_SYSV +# ifdef __NO_FPRS__ + | FFI_SYSV_SOFT_FLOAT +# endif +# if (defined (__SVR4_STRUCT_RETURN) \ + || defined (POWERPC_FREEBSD) && !defined (__AIX_STRUCT_RETURN)) + | FFI_SYSV_STRUCT_RET +# endif +# if __LDBL_MANT_DIG__ == 106 + | FFI_SYSV_IBM_LONG_DOUBLE +# endif +# ifdef __LONG_DOUBLE_128__ + | FFI_SYSV_LONG_DOUBLE_128 +# endif + ), + FFI_LAST_ABI = 32 +# endif +#endif + +} ffi_abi; +#endif + +/* ---- Definitions for closures ----------------------------------------- */ + +#define FFI_CLOSURES 1 +#define FFI_NATIVE_RAW_API 0 +#if defined (POWERPC) || defined (POWERPC_FREEBSD) +# define FFI_GO_CLOSURES 1 +# define FFI_TARGET_SPECIFIC_VARIADIC 1 +# define FFI_EXTRA_CIF_FIELDS unsigned nfixedargs +#endif +#if defined (POWERPC_AIX) +# define FFI_GO_CLOSURES 1 +#endif + +/* ppc_closure.S and linux64_closure.S expect this. */ +#define FFI_PPC_TYPE_LAST FFI_TYPE_POINTER + +/* We define additional types below. If generic types are added that + must be supported by powerpc libffi then it is likely that + FFI_PPC_TYPE_LAST needs increasing *and* the jump tables in + ppc_closure.S and linux64_closure.S be extended. */ + +#if !(FFI_TYPE_LAST == FFI_PPC_TYPE_LAST \ + || (FFI_TYPE_LAST == FFI_TYPE_COMPLEX \ + && !defined FFI_TARGET_HAS_COMPLEX_TYPE)) +# error "You likely have a broken powerpc libffi" +#endif + +/* Needed for soft-float long-double-128 support. */ +#define FFI_TYPE_UINT128 (FFI_PPC_TYPE_LAST + 1) + +/* Needed for FFI_SYSV small structure returns. */ +#define FFI_SYSV_TYPE_SMALL_STRUCT (FFI_PPC_TYPE_LAST + 2) + +/* Used by ELFv2 for homogenous structure returns. */ +#define FFI_V2_TYPE_VECTOR (FFI_PPC_TYPE_LAST + 1) +#define FFI_V2_TYPE_VECTOR_HOMOG (FFI_PPC_TYPE_LAST + 2) +#define FFI_V2_TYPE_FLOAT_HOMOG (FFI_PPC_TYPE_LAST + 3) +#define FFI_V2_TYPE_DOUBLE_HOMOG (FFI_PPC_TYPE_LAST + 4) +#define FFI_V2_TYPE_SMALL_STRUCT (FFI_PPC_TYPE_LAST + 5) + +#if _CALL_ELF == 2 +# define FFI_TRAMPOLINE_SIZE 32 +#else +# if defined(POWERPC64) || defined(POWERPC_AIX) +# if defined(POWERPC_DARWIN64) +# define FFI_TRAMPOLINE_SIZE 48 +# else +# define FFI_TRAMPOLINE_SIZE 24 +# endif +# else /* POWERPC || POWERPC_AIX */ +# define FFI_TRAMPOLINE_SIZE 40 +# endif +#endif + +#ifndef LIBFFI_ASM +#if defined(POWERPC_DARWIN) || defined(POWERPC_AIX) +struct ffi_aix_trampoline_struct { + void * code_pointer; /* Pointer to ffi_closure_ASM */ + void * toc; /* TOC */ + void * static_chain; /* Pointer to closure */ +}; +#endif +#endif + +#endif |