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1f7feaffe2
Patches applied: * bonzini@gnu.org--2004b/lightning--x86-64--1.3--base-0 tag of bonzini@gnu.org--2004b/lightning--stable--1.2--patch-28 * bonzini@gnu.org--2004b/lightning--x86-64--1.3--patch-1 start merging from mzscheme... * bonzini@gnu.org--2004b/lightning--x86-64--1.3--patch-2 fix i386 * bonzini@gnu.org--2004b/lightning--x86-64--1.3--patch-3 fix distribution hiccups * bonzini@gnu.org--2004b/lightning--x86-64--1.3--patch-4 adapt for usage outside distribution. * bonzini@gnu.org--2004b/lightning--x86-64--1.3--patch-6 fixes for GNU Smalltalk git-archimport-id: bonzini@gnu.org--2004b/lightning--stable--1.2--patch-30
80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
/******************************** -*- C -*- ****************************
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*
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* Platform-independent layer (i386 version)
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*
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***********************************************************************/
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/***********************************************************************
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*
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* Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
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* Written by Paolo Bonzini.
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*
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* This file is part of GNU lightning.
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*
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* GNU lightning is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; either version 2.1, or (at your option)
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* any later version.
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*
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* GNU lightning is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with GNU lightning; see the file COPYING.LESSER; if not, write to the
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* Free Software Foundation, 59 Temple Place - Suite 330, Boston,
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* MA 02111-1307, USA.
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*
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***********************************************************************/
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#ifndef __lightning_core_h
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#define __lightning_core_h
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#include "core-i386.h"
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#define JIT_CAN_16 1
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struct jit_local_state {
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int framesize;
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int argssize;
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};
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#define jit_base_prolog() (PUSHLr(_EBP), MOVLrr(_ESP, _EBP), PUSHLr(_EBX), PUSHLr(_ESI), PUSHLr(_EDI))
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#define jit_prolog(n) (_jitl.framesize = 8, jit_base_prolog())
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/* The += allows for stack pollution */
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#ifdef __APPLE__
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/* Stack must stay 16-byte aligned: */
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# define jit_prepare_i(ni) (((ni & 0x3) \
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? SUBLir(4 * ((((ni) + 3) & ~(0x3)) - (ni)), JIT_SP) \
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: (void)0), \
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_jitl.argssize += (((ni) + 3) & ~(0x3)))
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#else
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# define jit_prepare_i(ni) (_jitl.argssize += (ni))
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#endif
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#define jit_pusharg_i(rs) PUSHLr(rs)
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#define jit_finish(sub) ((void)jit_calli((sub)), ADDLir(sizeof(long) * _jitl.argssize, JIT_SP), _jitl.argssize = 0)
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#define jit_finishr(reg) (jit_callr((reg)), ADDLir(sizeof(long) * _jitl.argssize, JIT_SP), _jitl.argssize = 0)
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#define jit_arg_c() ((_jitl.framesize += sizeof(int)) - sizeof(int))
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#define jit_arg_uc() ((_jitl.framesize += sizeof(int)) - sizeof(int))
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#define jit_arg_s() ((_jitl.framesize += sizeof(int)) - sizeof(int))
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#define jit_arg_us() ((_jitl.framesize += sizeof(int)) - sizeof(int))
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#define jit_arg_i() ((_jitl.framesize += sizeof(int)) - sizeof(int))
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#define jit_arg_ui() ((_jitl.framesize += sizeof(int)) - sizeof(int))
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#define jit_arg_l() ((_jitl.framesize += sizeof(long)) - sizeof(long))
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#define jit_arg_ul() ((_jitl.framesize += sizeof(long)) - sizeof(long))
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#define jit_arg_p() ((_jitl.framesize += sizeof(long)) - sizeof(long))
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#define jit_patch_long_at(jump_pc,v) (*_PSL((jump_pc) - sizeof(long)) = _jit_SL((jit_insn *)(v) - (jump_pc)))
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#define jit_patch_at(jump_pc,v) jit_patch_long_at(jump_pc, v)
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#define jit_ret() (POPLr(_EDI), POPLr(_ESI), POPLr(_EBX), POPLr(_EBP), RET_())
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#endif /* __lightning_core_h */
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