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/* Copyright (C) 2017-2018 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef _SGXINTRIN_H_INCLUDED
#define _SGXINTRIN_H_INCLUDED
#ifndef __SGX__
#pragma GCC push_options
#pragma GCC target("sgx")
#define __DISABLE_SGX__
#endif /* __SGX__ */
#define __encls_bc(leaf, b, c, retval) \
__asm__ __volatile__ ("encls\n\t" \
: "=a" (retval) \
: "a" (leaf), "b" (b), "c" (c) \
: "cc")
#define __encls_bcd(leaf, b, c, d, retval) \
__asm__ __volatile__("encls\n\t" \
: "=a" (retval) \
: "a" (leaf), "b" (b), "c" (c), "d" (d) \
: "cc")
#define __encls_c(leaf, c, retval) \
__asm__ __volatile__("encls\n\t" \
: "=a" (retval) \
: "a" (leaf), "c" (c) \
: "cc")
#define __encls_edbgrd(leaf, b, c, retval) \
__asm__ __volatile__("encls\n\t" \
: "=a" (retval), "=b" (b) \
: "a" (leaf), "c" (c))
#define __encls_generic(leaf, b, c, d, retval) \
__asm__ __volatile__("encls\n\t" \
: "=a" (retval), "=b" (b), "=c" (c), "=d" (d)\
: "a" (leaf), "b" (b), "c" (c), "d" (d) \
: "cc")
#define __enclu_bc(leaf, b, c, retval) \
__asm__ __volatile__("enclu\n\t" \
: "=a" (retval) \
: "a" (leaf), "b" (b), "c" (c) \
: "cc")
#define __enclu_bcd(leaf, b, c, d, retval) \
__asm__ __volatile__("enclu\n\t" \
: "=a" (retval) \
: "a" (leaf), "b" (b), "c" (c), "d" (d) \
: "cc")
#define __enclu_eenter(leaf, b, c, retval) \
__asm__ __volatile__("enclu\n\t" \
: "=a" (retval), "=c" (c) \
: "a" (leaf), "b" (b), "c" (c) \
: "cc")
#define __enclu_eexit(leaf, b, c, retval) \
__asm__ __volatile__("enclu\n\t" \
: "=a" (retval), "=c" (c) \
: "a" (leaf), "b" (b) \
: "cc")
#define __enclu_generic(leaf, b, c, d, retval) \
__asm__ __volatile__("enclu\n\t" \
: "=a" (retval), "=b" (b), "=c" (c), "=d" (d)\
: "a" (leaf), "b" (b), "c" (c), "d" (d) \
: "cc")
#define __enclv_bc(leaf, b, c, retval) \
__asm__ __volatile__("enclv\n\t" \
: "=a" (retval) \
: "a" (leaf), "b" (b), "c" (c) \
: "cc")
#define __enclv_cd(leaf, c, d, retval) \
__asm__ __volatile__("enclv\n\t" \
: "=a" (retval) \
: "a" (leaf), "c" (c), "d" (d) \
: "cc")
#define __enclv_generic(leaf, b, c, d, retval) \
__asm__ __volatile__("enclv\n\t" \
: "=a" (retval), "=b" (b), "=c" (b), "=d" (d)\
: "a" (leaf), "b" (b), "c" (c), "d" (d) \
: "cc")
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_encls_u32 (const unsigned int __L, size_t __D[])
{
enum __encls_type
{
__SGX_ECREATE = 0x00,
__SGX_EADD = 0x01,
__SGX_EINIT = 0x02,
__SGX_EREMOVE = 0x03,
__SGX_EDBGRD = 0x04,
__SGX_EDBGWR = 0x05,
__SGX_EEXTEND = 0x06,
__SGX_ELDB = 0x07,
__SGX_ELDU = 0x08,
__SGX_EBLOCK = 0x09,
__SGX_EPA = 0x0A,
__SGX_EWB = 0x0B,
__SGX_ETRACK = 0x0C,
__SGX_EAUG = 0x0D,
__SGX_EMODPR = 0x0E,
__SGX_EMODT = 0x0F,
__SGX_ERDINFO = 0x10,
__SGX_ETRACKC = 0x11,
__SGX_ELDBC = 0x12,
__SGX_ELDUC = 0x13
};
enum __encls_type __T = (enum __encls_type)__L;
unsigned int __R = 0;
if (!__builtin_constant_p (__T))
__encls_generic (__L, __D[0], __D[1], __D[2], __R);
else switch (__T)
{
case __SGX_ECREATE:
case __SGX_EADD:
case __SGX_EDBGWR:
case __SGX_EEXTEND:
case __SGX_EPA:
case __SGX_EMODPR:
case __SGX_EMODT:
case __SGX_EAUG:
case __SGX_ERDINFO:
__encls_bc (__L, __D[0], __D[1], __R);
break;
case __SGX_EINIT:
case __SGX_ELDB:
case __SGX_ELDU:
case __SGX_EWB:
case __SGX_ELDBC:
case __SGX_ELDUC:
__encls_bcd (__L, __D[0], __D[1], __D[2], __R);
break;
case __SGX_EREMOVE:
case __SGX_EBLOCK:
case __SGX_ETRACK:
case __SGX_ETRACKC:
__encls_c (__L, __D[1], __R);
break;
case __SGX_EDBGRD:
__encls_edbgrd (__L, __D[0], __D[1], __R);
break;
default:
__encls_generic (__L, __D[0], __D[1], __D[2], __R);
}
return __R;
}
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_enclu_u32 (const unsigned int __L, size_t __D[])
{
enum __enclu_type
{
__SGX_EREPORT = 0x00,
__SGX_EGETKEY = 0x01,
__SGX_EENTER = 0x02,
__SGX_ERESUME = 0x03,
__SGX_EEXIT = 0x04,
__SGX_EACCEPT = 0x05,
__SGX_EMODPE = 0x06,
__SGX_EACCEPTCOPY = 0x07
};
enum __enclu_type __T = (enum __enclu_type) __L;
unsigned int __R = 0;
if (!__builtin_constant_p (__T))
__enclu_generic (__L, __D[0], __D[1], __D[2], __R);
else switch (__T)
{
case __SGX_EREPORT:
case __SGX_EACCEPTCOPY:
__enclu_bcd (__L, __D[0], __D[1], __D[2], __R);
break;
case __SGX_EGETKEY:
case __SGX_ERESUME:
case __SGX_EACCEPT:
case __SGX_EMODPE:
__enclu_bc (__L, __D[0], __D[1], __R);
break;
case __SGX_EENTER:
__enclu_eenter (__L, __D[0], __D[1], __R);
break;
case __SGX_EEXIT:
__enclu_eexit (__L, __D[0], __D[1], __R);
break;
default:
__enclu_generic (__L, __D[0], __D[1], __D[2], __R);
}
return __R;
}
extern __inline unsigned int
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_enclv_u32 (const unsigned int __L, size_t __D[])
{
enum __enclv_type
{
__SGX_EDECVIRTCHILD = 0x00,
__SGX_EINCVIRTCHILD = 0x01,
__SGX_ESETCONTEXT = 0x02
};
unsigned int __R = 0;
if (!__builtin_constant_p (__L))
__enclv_generic (__L, __D[0], __D[1], __D[2], __R);
else switch (__L)
{
case __SGX_EDECVIRTCHILD:
case __SGX_EINCVIRTCHILD:
__enclv_bc (__L, __D[0], __D[1], __R);
break;
case __SGX_ESETCONTEXT:
__enclv_cd (__L, __D[1], __D[2], __R);
break;
default:
__enclv_generic (__L, __D[0], __D[1], __D[2], __R);
}
return __R;
}
#ifdef __DISABLE_SGX__
#undef __DISABLE_SGX__
#pragma GCC pop_options
#endif /* __DISABLE_SGX__ */
#endif /* _SGXINTRIN_H_INCLUDED */
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