mirror of
https://github.com/xemu-project/xemu.git
synced 2024-11-23 19:49:43 +00:00
e5b34f3779
Remove unused or otherwise available stuff. Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
/*
|
|
* dyngen defines for micro operation code
|
|
*
|
|
* Copyright (c) 2003 Fabrice Bellard
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#if !defined(__DYNGEN_EXEC_H__)
|
|
#define __DYNGEN_EXEC_H__
|
|
|
|
#if defined(__i386__)
|
|
#define AREG0 "ebp"
|
|
#elif defined(__x86_64__)
|
|
#define AREG0 "r14"
|
|
#elif defined(_ARCH_PPC)
|
|
#define AREG0 "r27"
|
|
#elif defined(__arm__)
|
|
#define AREG0 "r7"
|
|
#elif defined(__hppa__)
|
|
#define AREG0 "r17"
|
|
#elif defined(__mips__)
|
|
#define AREG0 "s0"
|
|
#elif defined(__sparc__)
|
|
#ifdef CONFIG_SOLARIS
|
|
#define AREG0 "g2"
|
|
#else
|
|
#ifdef __sparc_v9__
|
|
#define AREG0 "g5"
|
|
#else
|
|
#define AREG0 "g6"
|
|
#endif
|
|
#endif
|
|
#elif defined(__s390__)
|
|
#define AREG0 "r10"
|
|
#elif defined(__alpha__)
|
|
/* Note $15 is the frame pointer, so anything in op-i386.c that would
|
|
require a frame pointer, like alloca, would probably loose. */
|
|
#define AREG0 "$15"
|
|
#elif defined(__mc68000)
|
|
#define AREG0 "%a5"
|
|
#elif defined(__ia64__)
|
|
#define AREG0 "r7"
|
|
#else
|
|
#error unsupported CPU
|
|
#endif
|
|
|
|
register CPUState *env asm(AREG0);
|
|
|
|
/* The return address may point to the start of the next instruction.
|
|
Subtracting one gets us the call instruction itself. */
|
|
#if defined(__s390__) && !defined(__s390x__)
|
|
# define GETPC() ((void*)(((unsigned long)__builtin_return_address(0) & 0x7fffffffUL) - 1))
|
|
#elif defined(__arm__)
|
|
/* Thumb return addresses have the low bit set, so we need to subtract two.
|
|
This is still safe in ARM mode because instructions are 4 bytes. */
|
|
# define GETPC() ((void *)((unsigned long)__builtin_return_address(0) - 2))
|
|
#else
|
|
# define GETPC() ((void *)((unsigned long)__builtin_return_address(0) - 1))
|
|
#endif
|
|
|
|
#endif /* !defined(__DYNGEN_EXEC_H__) */
|