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455b761956
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@127 c046a42c-6fe2-441c-8c8c-71466251a162
190 lines
5.0 KiB
C
190 lines
5.0 KiB
C
/*
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* i386 execution defines
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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typedef unsigned char uint8_t;
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typedef unsigned short uint16_t;
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typedef unsigned int uint32_t;
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typedef unsigned long long uint64_t;
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typedef signed char int8_t;
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typedef signed short int16_t;
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typedef signed int int32_t;
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typedef signed long long int64_t;
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#define bswap32(x) \
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({ \
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uint32_t __x = (x); \
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((uint32_t)( \
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(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
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(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
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(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
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(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
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})
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#define NULL 0
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#include <fenv.h>
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typedef struct FILE FILE;
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extern FILE *logfile;
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extern int loglevel;
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extern int fprintf(FILE *, const char *, ...);
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extern int printf(const char *, ...);
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#ifdef __i386__
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register unsigned int T0 asm("ebx");
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register unsigned int T1 asm("esi");
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register unsigned int A0 asm("edi");
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register struct CPUX86State *env asm("ebp");
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#endif
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#ifdef __powerpc__
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register unsigned int EAX asm("r16");
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register unsigned int ECX asm("r17");
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register unsigned int EDX asm("r18");
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register unsigned int EBX asm("r19");
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register unsigned int ESP asm("r20");
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register unsigned int EBP asm("r21");
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register unsigned int ESI asm("r22");
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register unsigned int EDI asm("r23");
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register unsigned int T0 asm("r24");
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register unsigned int T1 asm("r25");
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register unsigned int A0 asm("r26");
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register struct CPUX86State *env asm("r27");
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#define USE_INT_TO_FLOAT_HELPERS
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#define BUGGY_GCC_DIV64
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#define reg_EAX
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#define reg_ECX
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#define reg_EDX
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#define reg_EBX
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#define reg_ESP
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#define reg_EBP
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#define reg_ESI
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#define reg_EDI
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#endif
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#ifdef __arm__
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register unsigned int T0 asm("r4");
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register unsigned int T1 asm("r5");
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register unsigned int A0 asm("r6");
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register struct CPUX86State *env asm("r7");
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#endif
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#ifdef __mips__
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register unsigned int T0 asm("s0");
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register unsigned int T1 asm("s1");
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register unsigned int A0 asm("s2");
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register struct CPUX86State *env asm("s3");
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#endif
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#ifdef __sparc__
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register unsigned int T0 asm("l0");
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register unsigned int T1 asm("l1");
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register unsigned int A0 asm("l2");
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register struct CPUX86State *env asm("l3");
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#define USE_FP_CONVERT
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#endif
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#ifdef __s390__
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register unsigned int T0 asm("r7");
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register unsigned int T1 asm("r8");
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register unsigned int A0 asm("r9");
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register struct CPUX86State *env asm("r10");
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#endif
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#ifdef __alpha__
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register unsigned int T0 asm("$9");
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register unsigned int T1 asm("$10");
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register unsigned int A0 asm("$11");
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register struct CPUX86State *env asm("$12");
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#endif
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#ifdef __ia64__
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register unsigned int T0 asm("r24");
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register unsigned int T1 asm("r25");
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register unsigned int A0 asm("r26");
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register struct CPUX86State *env asm("r27");
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#endif
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/* force GCC to generate only one epilog at the end of the function */
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#define FORCE_RET() asm volatile ("");
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#ifndef OPPROTO
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#define OPPROTO
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#endif
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#define xglue(x, y) x ## y
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#define glue(x, y) xglue(x, y)
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#ifndef reg_EAX
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#define EAX (env->regs[R_EAX])
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#endif
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#ifndef reg_ECX
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#define ECX (env->regs[R_ECX])
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#endif
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#ifndef reg_EDX
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#define EDX (env->regs[R_EDX])
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#endif
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#ifndef reg_EBX
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#define EBX (env->regs[R_EBX])
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#endif
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#ifndef reg_ESP
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#define ESP (env->regs[R_ESP])
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#endif
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#ifndef reg_EBP
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#define EBP (env->regs[R_EBP])
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#endif
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#ifndef reg_ESI
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#define ESI (env->regs[R_ESI])
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#endif
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#ifndef reg_EDI
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#define EDI (env->regs[R_EDI])
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#endif
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#define EIP (env->eip)
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#define DF (env->df)
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#define CC_SRC (env->cc_src)
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#define CC_DST (env->cc_dst)
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#define CC_OP (env->cc_op)
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/* float macros */
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#define FT0 (env->ft0)
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#define ST0 (env->fpregs[env->fpstt])
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#define ST(n) (env->fpregs[(env->fpstt + (n)) & 7])
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#define ST1 ST(1)
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#ifdef USE_FP_CONVERT
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#define FP_CONVERT (env->fp_convert)
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#endif
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extern int __op_param1, __op_param2, __op_param3;
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#define PARAM1 ((long)(&__op_param1))
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#define PARAM2 ((long)(&__op_param2))
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#define PARAM3 ((long)(&__op_param3))
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#include "cpu-i386.h"
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typedef struct CCTable {
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int (*compute_all)(void); /* return all the flags */
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int (*compute_c)(void); /* return the C flag */
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} CCTable;
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extern CCTable cc_table[];
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void load_seg(int seg_reg, int selector);
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void cpu_lock(void);
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void cpu_unlock(void);
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void raise_exception_err(int exception_index, int error_code);
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void raise_exception(int exception_index);
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void OPPROTO op_movl_eflags_T0(void);
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void OPPROTO op_movl_T0_eflags(void);
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