root / dyngen-exec.h @ a412ac57
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/*
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* dyngen defines for micro operation code
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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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typedef struct FILE FILE; |
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extern int fprintf(FILE *, const char *, ...); |
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extern int printf(const char *, ...); |
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#define NULL 0 |
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#include <fenv.h> |
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#ifdef __i386__
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#define AREG0 "ebp" |
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#define AREG1 "ebx" |
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#define AREG2 "esi" |
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#define AREG3 "edi" |
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#endif
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#ifdef __powerpc__
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#define AREG0 "r27" |
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#define AREG1 "r24" |
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#define AREG2 "r25" |
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#define AREG3 "r26" |
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#define AREG4 "r16" |
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#define AREG5 "r17" |
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#define AREG6 "r18" |
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#define AREG7 "r19" |
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#define AREG8 "r20" |
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#define AREG9 "r21" |
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#define AREG10 "r22" |
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#define AREG11 "r23" |
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#define USE_INT_TO_FLOAT_HELPERS
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#define BUGGY_GCC_DIV64
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#endif
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#ifdef __arm__
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#define AREG0 "r7" |
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#define AREG1 "r4" |
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#define AREG2 "r5" |
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#define AREG3 "r6" |
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#endif
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#ifdef __mips__
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#define AREG0 "s3" |
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#define AREG1 "s0" |
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#define AREG2 "s1" |
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#define AREG3 "s2" |
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#endif
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#ifdef __sparc__
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#define AREG0 "g6" |
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#define AREG1 "g1" |
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#define AREG2 "g2" |
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#define AREG3 "g3" |
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#define AREG4 "l0" |
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#define AREG5 "l1" |
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#define AREG6 "l2" |
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#define AREG7 "l3" |
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#define AREG8 "l4" |
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#define AREG9 "l5" |
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#define AREG10 "l6" |
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#define AREG11 "l7" |
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#define USE_FP_CONVERT
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#endif
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#ifdef __s390__
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#define AREG0 "r10" |
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#define AREG1 "r7" |
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#define AREG2 "r8" |
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#define AREG3 "r9" |
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#endif
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#ifdef __alpha__
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/* Note $15 is the frame pointer, so anything in op-i386.c that would
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require a frame pointer, like alloca, would probably loose. */
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#define AREG0 "$15" |
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#define AREG1 "$9" |
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#define AREG2 "$10" |
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#define AREG3 "$11" |
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#define AREG4 "$12" |
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#define AREG5 "$13" |
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#define AREG6 "$14" |
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#endif
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#ifdef __ia64__
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#define AREG0 "r27" |
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#define AREG1 "r24" |
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#define AREG2 "r25" |
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#define AREG3 "r26" |
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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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#define stringify(s) tostring(s)
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#define tostring(s) #s |
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#ifdef __alpha__
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/* the symbols are considered non exported so a br immediate is generated */
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#define __hidden __attribute__((visibility("hidden"))) |
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#else
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#define __hidden
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#endif
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#ifdef __alpha__
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/* Suggested by Richard Henderson. This will result in code like
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ldah $0,__op_param1($29) !gprelhigh
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lda $0,__op_param1($0) !gprellow
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We can then conveniently change $29 to $31 and adapt the offsets to
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emit the appropriate constant. */
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extern int __op_param1 __hidden; |
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extern int __op_param2 __hidden; |
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extern int __op_param3 __hidden; |
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#define PARAM1 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param1)); _r; }) |
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#define PARAM2 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param2)); _r; }) |
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#define PARAM3 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param3)); _r; }) |
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#else
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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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#endif
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extern int __op_jmp0, __op_jmp1; |
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#ifdef __i386__
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#define EXIT_TB() asm volatile ("ret") |
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#endif
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#ifdef __powerpc__
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#define EXIT_TB() asm volatile ("blr") |
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#endif
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#ifdef __s390__
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#define EXIT_TB() asm volatile ("br %r14") |
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#endif
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#ifdef __alpha__
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#define EXIT_TB() asm volatile ("ret") |
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#endif
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#ifdef __ia64__
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#define EXIT_TB() asm volatile ("br.ret.sptk.many b0;;") |
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#endif
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#ifdef __sparc__
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#define EXIT_TB() asm volatile ("jmpl %i0 + 8, %g0\n" \ |
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"nop")
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#endif
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#ifdef __arm__
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#define EXIT_TB() asm volatile ("b exec_loop") |
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#endif
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