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Diffstat (limited to 'src/recompiler/dyngen-exec.h')
| -rw-r--r-- | src/recompiler/dyngen-exec.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/recompiler/dyngen-exec.h b/src/recompiler/dyngen-exec.h new file mode 100644 index 00000000..5397a211 --- /dev/null +++ b/src/recompiler/dyngen-exec.h @@ -0,0 +1,131 @@ +/* + * 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/>. + */ + +/* + * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice + * other than GPL or LGPL is available it will apply instead, Oracle elects to use only + * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where + * a choice of LGPL license versions is made available with the language indicating + * that LGPLv2 or any later version may be used, or where a choice of which version + * of the LGPL is applied is otherwise unspecified. + */ + +#if !defined(__DYNGEN_EXEC_H__) +#define __DYNGEN_EXEC_H__ + +#ifndef VBOX +/* prevent Solaris from trying to typedef FILE in gcc's + include/floatingpoint.h which will conflict with the + definition down below */ +#ifdef __sun__ +#define _FILEDEFED +#endif +#endif /* !VBOX */ + +/* NOTE: standard headers should be used with special care at this + point because host CPU registers are used as global variables. Some + host headers do not allow that. */ +#include <stddef.h> +#ifndef VBOX +#include <stdint.h> + +#ifdef __OpenBSD__ +#include <sys/types.h> +#endif + +/* XXX: This may be wrong for 64-bit ILP32 hosts. */ +typedef void * host_reg_t; + +#ifdef CONFIG_BSD +typedef struct __sFILE FILE; +#else +typedef struct FILE FILE; +#endif +extern int fprintf(FILE *, const char *, ...); +extern int fputs(const char *, FILE *); +extern int printf(const char *, ...); + +#else /* VBOX */ + +/* XXX: This may be wrong for 64-bit ILP32 hosts. */ +typedef void * host_reg_t; + +#include <iprt/stdint.h> +#include <stdio.h> + +#endif /* VBOX */ + +#if defined(__i386__) +# ifndef VBOX +#define AREG0 "ebp" +# else /* VBOX - why are we different? frame-pointer optimizations on mac? */ +# define AREG0 "esi" +# endif /* VBOX */ +#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 + +#define xglue(x, y) x ## y +#define glue(x, y) xglue(x, y) +#define stringify(s) tostring(s) +#define tostring(s) #s + +/* 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*)(((uintptr_t)__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 *)((uintptr_t)__builtin_return_address(0) - 2)) +#else +# define GETPC() ((void *)((uintptr_t)__builtin_return_address(0) - 1)) +#endif + +#endif /* !defined(__DYNGEN_EXEC_H__) */ |