/* -----------------------------------------------------------------*-C-*-

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ffitarget.h - Copyright (c) 2012, 2014, 2018 Anthony Green

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Copyright (c) 1996-2003, 2010 Red Hat, Inc.

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Copyright (C) 2008 Free Software Foundation, Inc.

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Target configuration macros for x86 and x86-64.

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Permission is hereby granted, free of charge, to any person obtaining

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a copy of this software and associated documentation files (the

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``Software''), to deal in the Software without restriction, including

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without limitation the rights to use, copy, modify, merge, publish,

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distribute, sublicense, and/or sell copies of the Software, and to

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permit persons to whom the Software is furnished to do so, subject to

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the following conditions:

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The above copyright notice and this permission notice shall be included

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in all copies or substantial portions of the Software.

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THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,

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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

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DEALINGS IN THE SOFTWARE.

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----------------------------------------------------------------------- */

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#ifndef LIBFFI_TARGET_H

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#define LIBFFI_TARGET_H

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#ifndef LIBFFI_H

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#error "Please do not include ffitarget.h directly into your source. Use ffi.h instead."

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#endif

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/* ---- System specific configurations ----------------------------------- */

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/* For code common to all platforms on x86 and x86_64. */

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#define X86_ANY

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#if defined (X86_64) && defined (__i386__)

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#undef X86_64

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#warning ******************************************************

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#warning ********** X86 IS DEFINED ****************************

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#warning ******************************************************

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#define X86

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#endif

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#ifdef X86_WIN64

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#define FFI_SIZEOF_ARG 8

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#define USE_BUILTIN_FFS 0 /* not yet implemented in mingw-64 */

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#endif

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#define FFI_TARGET_SPECIFIC_STACK_SPACE_ALLOCATION

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#ifndef _MSC_VER

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#define FFI_TARGET_HAS_COMPLEX_TYPE

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#endif

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/* ---- Generic type definitions ----------------------------------------- */

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#ifndef LIBFFI_ASM

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#ifdef X86_WIN64

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#ifdef _MSC_VER

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typedef unsigned __int64 ffi_arg;

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typedef __int64 ffi_sarg;

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#else

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typedef unsigned long long ffi_arg;

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typedef long long ffi_sarg;

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#endif

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#else

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#if defined __x86_64__ && defined __ILP32__

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#define FFI_SIZEOF_ARG 8

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#define FFI_SIZEOF_JAVA_RAW 4

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typedef unsigned long long ffi_arg;

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typedef long long ffi_sarg;

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#else

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typedef unsigned long ffi_arg;

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typedef signed long ffi_sarg;

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#endif

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#endif

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typedef enum ffi_abi {

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#if defined(X86_WIN64)

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FFI_FIRST_ABI = 0,

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FFI_WIN64, /* sizeof(long double) == 8 - microsoft compilers */

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FFI_GNUW64, /* sizeof(long double) == 16 - GNU compilers */

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FFI_LAST_ABI,

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#ifdef __GNUC__

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FFI_DEFAULT_ABI = FFI_GNUW64

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#else

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FFI_DEFAULT_ABI = FFI_WIN64

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#endif

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#elif defined(X86_64) || (defined (__x86_64__) && defined (X86_DARWIN))

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FFI_FIRST_ABI = 1,

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FFI_UNIX64,

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FFI_WIN64,

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FFI_EFI64 = FFI_WIN64,

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FFI_GNUW64,

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FFI_LAST_ABI,

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FFI_DEFAULT_ABI = FFI_UNIX64

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#elif defined(X86_WIN32)

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FFI_FIRST_ABI = 0,

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FFI_SYSV = 1,

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FFI_STDCALL = 2,

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FFI_THISCALL = 3,

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FFI_FASTCALL = 4,

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FFI_MS_CDECL = 5,

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FFI_PASCAL = 6,

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FFI_REGISTER = 7,

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FFI_LAST_ABI,

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FFI_DEFAULT_ABI = FFI_MS_CDECL

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#else

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FFI_FIRST_ABI = 0,

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FFI_SYSV = 1,

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FFI_THISCALL = 3,

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FFI_FASTCALL = 4,

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FFI_STDCALL = 5,

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FFI_PASCAL = 6,

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FFI_REGISTER = 7,

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FFI_MS_CDECL = 8,

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FFI_LAST_ABI,

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FFI_DEFAULT_ABI = FFI_SYSV

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#endif

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} ffi_abi;

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#endif

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/* ---- Definitions for closures ----------------------------------------- */

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#define FFI_CLOSURES 1

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#define FFI_GO_CLOSURES 1

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#define FFI_TYPE_SMALL_STRUCT_1B (FFI_TYPE_LAST + 1)

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#define FFI_TYPE_SMALL_STRUCT_2B (FFI_TYPE_LAST + 2)

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#define FFI_TYPE_SMALL_STRUCT_4B (FFI_TYPE_LAST + 3)

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#define FFI_TYPE_MS_STRUCT (FFI_TYPE_LAST + 4)

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#if defined (X86_64) || defined(X86_WIN64) \

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|| (defined (__x86_64__) && defined (X86_DARWIN))

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/* 4 bytes of ENDBR64 + 7 bytes of LEA + 6 bytes of JMP + 7 bytes of NOP

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+ 8 bytes of pointer. */

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# define FFI_TRAMPOLINE_SIZE 32

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# define FFI_NATIVE_RAW_API 0

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#else

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/* 4 bytes of ENDBR32 + 5 bytes of MOV + 5 bytes of JMP + 2 unused

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bytes. */

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# define FFI_TRAMPOLINE_SIZE 16

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# define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */

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#endif

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#if !defined(GENERATE_LIBFFI_MAP) && defined(__CET__)

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# include <cet.h>

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# if (__CET__ & 1) != 0

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# define ENDBR_PRESENT

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# endif

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# define _CET_NOTRACK notrack

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#else

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# define _CET_ENDBR

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# define _CET_NOTRACK

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#endif

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#endif

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