mirror of
https://git.savannah.gnu.org/git/guile.git
synced 2025-05-08 20:52:28 +02:00
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
202 lines
10 KiB
C
202 lines
10 KiB
C
/******************************** -*- C -*- ****************************
|
|
*
|
|
* Platform-independent layer (i386 version)
|
|
*
|
|
***********************************************************************/
|
|
|
|
|
|
/***********************************************************************
|
|
*
|
|
* Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
|
|
* Written by Paolo Bonzini.
|
|
*
|
|
* This file is part of GNU lightning.
|
|
*
|
|
* GNU lightning 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 2.1, or (at your option)
|
|
* any later version.
|
|
*
|
|
* GNU lightning 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 GNU lightning; see the file COPYING.LESSER; if not, write to the
|
|
* Free Software Foundation, 59 Temple Place - Suite 330, Boston,
|
|
* MA 02111-1307, USA.
|
|
*
|
|
***********************************************************************/
|
|
|
|
|
|
|
|
#ifndef __lightning_core_h
|
|
#define __lightning_core_h
|
|
|
|
#include "core-i386.h"
|
|
|
|
struct jit_local_state {
|
|
int long_jumps;
|
|
int nextarg_geti;
|
|
int argssize;
|
|
};
|
|
|
|
/* 3-parameter operation */
|
|
#define jit_qopr_(d, s1, s2, op1d, op2d) \
|
|
( (s2 == d) ? op1d : \
|
|
( ((s1 == d) ? (void)0 : (void)MOVQrr(s1, d)), op2d ) \
|
|
)
|
|
|
|
/* 3-parameter operation, with immediate */
|
|
#define jit_qop_(d, s1, op2d) \
|
|
|
|
#define jit_bra_qr(s1, s2, op) (CMPQrr(s2, s1), op, _jit.x.pc)
|
|
#define _jit_bra_l(rs, is, op) (CMPQir(is, rs), op, _jit.x.pc)
|
|
|
|
#define jit_bra_l(rs, is, op) (_s32P((long)(is)) \
|
|
? _jit_bra_l(rs, is, op) \
|
|
: (jit_movi_l(JIT_REXTMP, is), jit_bra_qr(JIT_REXTMP, rs, op)))
|
|
|
|
/* When CMP with 0 can be replaced with TEST */
|
|
#define jit_bra_l0(rs, is, op, op0) \
|
|
( (is) == 0 ? (TESTQrr(rs, rs), op0, _jit.x.pc) : jit_bra_l(rs, is, op))
|
|
|
|
/* Used to implement ldc, stc, ... */
|
|
#define JIT_CAN_16 0
|
|
|
|
#define jit_reduceQ(op, is, rs) \
|
|
(_u8P(is) && jit_check8(rs) ? jit_reduce_(op##Bir(is, jit_reg8(rs))) : \
|
|
jit_reduce_(op##Qir(is, rs)) )
|
|
|
|
#define jit_addi_l(d, rs, is) jit_opi_((d), (rs), ADDQir((is), (d)), LEAQmr((is), (rs), 0, 0, (d)) )
|
|
#define jit_addr_l(d, s1, s2) jit_opo_((d), (s1), (s2), ADDQrr((s2), (d)), ADDQrr((s1), (d)), LEAQmr(0, (s1), (s2), 1, (d)) )
|
|
#define jit_andi_l(d, rs, is) jit_qop_ ((d), (rs), ANDQir((is), (d)) )
|
|
#define jit_andr_l(d, s1, s2) jit_qopr_((d), (s1), (s2), ANDQrr((s1), (d)), ANDQrr((s2), (d)) )
|
|
#define jit_orr_l(d, s1, s2) jit_qopr_((d), (s1), (s2), ORQrr((s1), (d)), ORQrr((s2), (d)) )
|
|
#define jit_subr_l(d, s1, s2) jit_qopr_((d), (s1), (s2), (SUBQrr((s1), (d)), NEGQr(d)), SUBQrr((s2), (d)) )
|
|
#define jit_xorr_l(d, s1, s2) jit_qopr_((d), (s1), (s2), XORQrr((s1), (d)), XORQrr((s2), (d)) )
|
|
|
|
/* These can sometimes use byte or word versions! */
|
|
#define jit_ori_i(d, rs, is) jit_op_ ((d), (rs), jit_reduce(OR, (is), (d)) )
|
|
#define jit_xori_i(d, rs, is) jit_op_ ((d), (rs), jit_reduce(XOR, (is), (d)) )
|
|
#define jit_ori_l(d, rs, is) jit_qop_ ((d), (rs), jit_reduceQ(OR, (is), (d)) )
|
|
#define jit_xori_l(d, rs, is) jit_qop_ ((d), (rs), jit_reduceQ(XOR, (is), (d)) )
|
|
|
|
#define jit_lshi_l(d, rs, is) ((is) <= 3 ? LEAQmr(0, 0, (rs), 1 << (is), (d)) : jit_qop_ ((d), (rs), SHLQir((is), (d)) ))
|
|
#define jit_rshi_l(d, rs, is) jit_qop_ ((d), (rs), SARQir((is), (d)) )
|
|
#define jit_rshi_ul(d, rs, is) jit_qop_ ((d), (rs), SHRQir((is), (d)) )
|
|
#define jit_lshr_l(d, r1, r2) jit_replace((r1), (r2), _ECX, jit_qop_ ((d), (r1), SHLQrr(_CL, (d)) ))
|
|
#define jit_rshr_l(d, r1, r2) jit_replace((r1), (r2), _ECX, jit_qop_ ((d), (r1), SARQrr(_CL, (d)) ))
|
|
#define jit_rshr_ul(d, r1, r2) jit_replace((r1), (r2), _ECX, jit_qop_ ((d), (r1), SHRQrr(_CL, (d)) ))
|
|
|
|
/* Stack */
|
|
#define jit_pushr_l(rs) PUSHQr(rs)
|
|
#define jit_popr_l(rs) POPQr(rs)
|
|
|
|
#define jit_base_prolog() (PUSHQr(_EBP), MOVQrr(_ESP, _EBP), PUSHQr(_EBX), PUSHQr(_R12), PUSHQr(_R13))
|
|
#define jit_prolog(n) (_jitl.nextarg_geti = 0, jit_base_prolog())
|
|
|
|
/* Stack isn't used for arguments: */
|
|
#define jit_prepare_i(ni) (_jitl.argssize = 0)
|
|
|
|
#define jit_pusharg_i(rs) (_jitl.argssize++, MOVQrr(rs, JIT_CALLTMPSTART + _jitl.argssize - 1))
|
|
#define jit_finish(sub) (jit_shift_args(), (void)jit_calli((sub)), jit_restore_locals())
|
|
#define jit_reg_is_arg(reg) ((reg == _EDI) || (reg ==_ESI) || (reg == _EDX))
|
|
#define jit_finishr(reg) ((jit_reg_is_arg((reg)) ? MOVQrr(reg, JIT_REXTMP) : (void)0), \
|
|
jit_shift_args(), \
|
|
jit_reg_is_arg((reg)) ? CALQsr((JIT_REXTMP)) : jit_callr((reg)), \
|
|
jit_restore_locals())
|
|
|
|
/* R12 and R13 are callee-save, instead of EDI and ESI. Can be improved. */
|
|
#define jit_shift_args() \
|
|
(MOVQrr(_ESI, _R12), MOVQrr(_EDI, _R13), \
|
|
(_jitl.argssize-- \
|
|
? (MOVQrr(JIT_CALLTMPSTART + _jitl.argssize, jit_arg_reg_order[0]), \
|
|
(_jitl.argssize-- \
|
|
? (MOVQrr(JIT_CALLTMPSTART + _jitl.argssize, jit_arg_reg_order[1]), \
|
|
(_jitl.argssize-- \
|
|
? MOVQrr(JIT_CALLTMPSTART, jit_arg_reg_order[2]) \
|
|
: (void)0)) \
|
|
: (void)0)) \
|
|
: (void)0))
|
|
|
|
#define jit_restore_locals() \
|
|
(MOVQrr(_R12, _ESI), MOVQrr(_R13, _EDI))
|
|
|
|
#define jit_retval_l(rd) ((void)jit_movr_l ((rd), _EAX))
|
|
#define jit_arg_i() (_jitl.nextarg_geti++)
|
|
#define jit_arg_l() (_jitl.nextarg_geti++)
|
|
#define jit_arg_p() (_jitl.nextarg_geti++)
|
|
#define jit_arg_reg(p) (jit_arg_reg_order[p])
|
|
static int jit_arg_reg_order[] = { _EDI, _ESI, _EDX, _ECX };
|
|
|
|
#define jit_negr_l(d, rs) jit_opi_((d), (rs), NEGQr(d), (XORQrr((d), (d)), SUBQrr((rs), (d))) )
|
|
#define jit_movr_l(d, rs) ((void)((rs) == (d) ? 0 : MOVQrr((rs), (d))))
|
|
#define jit_movi_l(d, is) ((is) \
|
|
? (_u32P((long)(is)) \
|
|
? MOVLir((is), (d)) \
|
|
: MOVQir((is), (d))) \
|
|
: XORLrr ((d), (d)) )
|
|
|
|
#define jit_bmsr_l(label, s1, s2) (TESTQrr((s1), (s2)), JNZm(label,0,0,0), _jit.x.pc)
|
|
#define jit_bmcr_l(label, s1, s2) (TESTQrr((s1), (s2)), JZm(label,0,0,0), _jit.x.pc)
|
|
#define jit_boaddr_l(label, s1, s2) (ADDQrr((s2), (s1)), JOm(label,0,0,0), _jit.x.pc)
|
|
#define jit_bosubr_l(label, s1, s2) (SUBQrr((s2), (s1)), JOm(label,0,0,0), _jit.x.pc)
|
|
#define jit_boaddr_ul(label, s1, s2) (ADDQrr((s2), (s1)), JCm(label,0,0,0), _jit.x.pc)
|
|
#define jit_bosubr_ul(label, s1, s2) (SUBQrr((s2), (s1)), JCm(label,0,0,0), _jit.x.pc)
|
|
|
|
#define jit_boaddi_l(label, rs, is) (ADDQir((is), (rs)), JOm(label,0,0,0), _jit.x.pc)
|
|
#define jit_bosubi_l(label, rs, is) (SUBQir((is), (rs)), JOm(label,0,0,0), _jit.x.pc)
|
|
#define jit_boaddi_ul(label, rs, is) (ADDQir((is), (rs)), JCm(label,0,0,0), _jit.x.pc)
|
|
#define jit_bosubi_ul(label, rs, is) (SUBQir((is), (rs)), JCm(label,0,0,0), _jit.x.pc)
|
|
|
|
#define jit_patch_long_at(jump_pc,v) (*_PSL((jump_pc) - sizeof(long)) = _jit_SL((jit_insn *)(v)))
|
|
#define jit_patch_short_at(jump_pc,v) (*_PSI((jump_pc) - sizeof(int)) = _jit_SI((jit_insn *)(v) - (jump_pc)))
|
|
#define jit_patch_at(jump_pc,v) (_jitl.long_jumps ? jit_patch_long_at((jump_pc)-3, v) : jit_patch_short_at(jump_pc, v))
|
|
#define jit_ret() (POPQr(_R13), POPQr(_R12), POPQr(_EBX), POPQr(_EBP), RET_())
|
|
|
|
#define _jit_ldi_l(d, is) MOVQmr((is), 0, 0, 0, (d))
|
|
#define jit_ldr_l(d, rs) MOVQmr(0, (rs), 0, 0, (d))
|
|
#define jit_ldxr_l(d, s1, s2) MOVQmr(0, (s1), (s2), 1, (d))
|
|
#define jit_ldxi_l(d, rs, is) MOVQmr((is), (rs), 0, 0, (d))
|
|
|
|
#define _jit_sti_l(id, rs) MOVQrm((rs), (id), 0, 0, 0)
|
|
#define jit_str_l(rd, rs) MOVQrm((rs), 0, (rd), 0, 0)
|
|
#define jit_stxr_l(d1, d2, rs) MOVQrm((rs), 0, (d1), (d2), 1)
|
|
#define jit_stxi_l(id, rd, rs) MOVQrm((rs), (id), (rd), 0, 0)
|
|
|
|
#define jit_ldi_l(d, is) (_u32P((long)(is)) ? _jit_ldi_l(d, is) : (jit_movi_l(d, is), jit_ldr_l(d, d)))
|
|
#define jit_sti_l(id, rs) (_u32P((long)(id)) ? _jit_sti_l(id, rs) : (jit_movi_l(JIT_REXTMP, id), MOVQrQm(rs, 0, JIT_REXTMP, 0, 0)))
|
|
|
|
#define jit_blti_l(label, rs, is) jit_bra_l0((rs), (is), JLm(label, 0,0,0), JSm(label, 0,0,0) )
|
|
#define jit_blei_l(label, rs, is) jit_bra_l ((rs), (is), JLEm(label,0,0,0) )
|
|
#define jit_bgti_l(label, rs, is) jit_bra_l ((rs), (is), JGm(label, 0,0,0) )
|
|
#define jit_bgei_l(label, rs, is) jit_bra_l0((rs), (is), JGEm(label,0,0,0), JNSm(label,0,0,0) )
|
|
#define jit_beqi_l(label, rs, is) jit_bra_l0((rs), (is), JEm(label, 0,0,0), JEm(label, 0,0,0) )
|
|
#define jit_bnei_l(label, rs, is) jit_bra_l0((rs), (is), JNEm(label,0,0,0), JNEm(label,0,0,0) )
|
|
#define jit_blti_ul(label, rs, is) jit_bra_l ((rs), (is), JBm(label, 0,0,0) )
|
|
#define jit_blei_ul(label, rs, is) jit_bra_l0((rs), (is), JBEm(label,0,0,0), JEm(label, 0,0,0) )
|
|
#define jit_bgti_ul(label, rs, is) jit_bra_l0((rs), (is), JAm(label, 0,0,0), JNEm(label,0,0,0) )
|
|
#define jit_bgei_ul(label, rs, is) jit_bra_l ((rs), (is), JAEm(label,0,0,0) )
|
|
#define jit_bmsi_l(label, rs, is) jit_bmsi_i(label, rs, is)
|
|
#define jit_bmci_l(label, rs, is) jit_bmci_i(label, rs, is)
|
|
|
|
#define jit_pushr_l(rs) jit_pushr_i(rs)
|
|
#define jit_popr_l(rs) jit_popr_i(rs)
|
|
|
|
#define jit_pusharg_l(rs) jit_pusharg_i(rs)
|
|
#define jit_retval_l(rd) ((void)jit_movr_l ((rd), _EAX))
|
|
#define jit_bltr_l(label, s1, s2) jit_bra_qr((s1), (s2), JLm(label, 0,0,0) )
|
|
#define jit_bler_l(label, s1, s2) jit_bra_qr((s1), (s2), JLEm(label,0,0,0) )
|
|
#define jit_bgtr_l(label, s1, s2) jit_bra_qr((s1), (s2), JGm(label, 0,0,0) )
|
|
#define jit_bger_l(label, s1, s2) jit_bra_qr((s1), (s2), JGEm(label,0,0,0) )
|
|
#define jit_beqr_l(label, s1, s2) jit_bra_qr((s1), (s2), JEm(label, 0,0,0) )
|
|
#define jit_bner_l(label, s1, s2) jit_bra_qr((s1), (s2), JNEm(label,0,0,0) )
|
|
#define jit_bltr_ul(label, s1, s2) jit_bra_qr((s1), (s2), JBm(label, 0,0,0) )
|
|
#define jit_bler_ul(label, s1, s2) jit_bra_qr((s1), (s2), JBEm(label,0,0,0) )
|
|
#define jit_bgtr_ul(label, s1, s2) jit_bra_qr((s1), (s2), JAm(label, 0,0,0) )
|
|
#define jit_bger_ul(label, s1, s2) jit_bra_qr((s1), (s2), JAEm(label,0,0,0) )
|
|
|
|
#endif /* __lightning_core_h */
|
|
|