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https://github.com/Zenithsiz/ftmemsim-valgrind.git
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d1f87f21f0
- Make Helgrind totally arch-agnostic. git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2815
141 lines
4.8 KiB
C
141 lines
4.8 KiB
C
/*--------------------------------------------------------------------*/
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/*--- x86/tool_arch.h ---*/
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/*--------------------------------------------------------------------*/
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/*
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This file is part of Valgrind, an extensible x86 protected-mode
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emulator for monitoring program execution on x86-Unixes.
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Copyright (C) 2000-2004 Nicholas Nethercote
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njn25@cam.ac.uk
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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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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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307, USA.
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The GNU General Public License is contained in the file COPYING.
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*/
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#ifndef __X86_TOOL_ARCH_H
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#define __X86_TOOL_ARCH_H
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// XXX: eventually a lot of the stuff in this file can be made private to
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// the x86/ subdir, and not visible to the core. But as long as the core
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// still refers to them, they'll have to stay in here.
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/*====================================================================*/
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/*=== Registers, etc ===*/
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/*====================================================================*/
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#define REGPARM(n) __attribute__((regparm(n)))
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// Accessors for the baseBlock
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#define R_STACK_PTR R_ESP
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#define R_FRAME_PTR R_EBP
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#define FIRST_ARCH_REG R_EAX
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#define LAST_ARCH_REG R_EDI
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#define N_ARCH_REGS 8
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#define MIN_INSTR_SIZE 1
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#define MAX_INSTR_SIZE 16
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/* Total number of integer registers available for allocation -- all of
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them except %esp (points to Valgrind's stack) and %ebp (permanently
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points at the baseBlock).
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If you increase this you'll have to also change at least these:
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- VG_(rank_to_realreg)()
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- VG_(realreg_to_rank)()
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- ppRegsLiveness()
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- the RegsLive type (maybe -- RegsLive type must have more than
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VG_MAX_REALREGS bits)
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You can decrease it, and performance will drop because more spills will
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occur. If you decrease it too much, everything will fall over.
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Do not change this unless you really know what you are doing! */
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#define VG_MAX_REALREGS 6
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/*====================================================================*/
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/*=== Instrumenting UCode ===*/
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/*====================================================================*/
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/* ------------------------------------------------------------------ */
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/* Offsets of addresses of helper functions. A "helper" function is one
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which is called from generated code via CALLM. */
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// XXX: eventually these should be private to the x86 part, not visible to
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// tools, and the IR should provide a better way than this to see what the
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// original instruction was.
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extern Int VGOFF_(helper_idiv_64_32);
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extern Int VGOFF_(helper_div_64_32);
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extern Int VGOFF_(helper_idiv_32_16);
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extern Int VGOFF_(helper_div_32_16);
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extern Int VGOFF_(helper_idiv_16_8);
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extern Int VGOFF_(helper_div_16_8);
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extern Int VGOFF_(helper_imul_32_64);
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extern Int VGOFF_(helper_mul_32_64);
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extern Int VGOFF_(helper_imul_16_32);
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extern Int VGOFF_(helper_mul_16_32);
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extern Int VGOFF_(helper_imul_8_16);
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extern Int VGOFF_(helper_mul_8_16);
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extern Int VGOFF_(helper_CLD);
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extern Int VGOFF_(helper_STD);
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extern Int VGOFF_(helper_get_dirflag);
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extern Int VGOFF_(helper_CLC);
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extern Int VGOFF_(helper_STC);
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extern Int VGOFF_(helper_CMC);
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extern Int VGOFF_(helper_shldl);
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extern Int VGOFF_(helper_shldw);
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extern Int VGOFF_(helper_shrdl);
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extern Int VGOFF_(helper_shrdw);
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extern Int VGOFF_(helper_RDTSC);
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extern Int VGOFF_(helper_CPUID);
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extern Int VGOFF_(helper_IN);
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extern Int VGOFF_(helper_OUT);
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extern Int VGOFF_(helper_bsfw);
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extern Int VGOFF_(helper_bsfl);
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extern Int VGOFF_(helper_bsrw);
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extern Int VGOFF_(helper_bsrl);
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extern Int VGOFF_(helper_fstsw_AX);
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extern Int VGOFF_(helper_SAHF);
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extern Int VGOFF_(helper_LAHF);
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extern Int VGOFF_(helper_DAS);
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extern Int VGOFF_(helper_DAA);
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extern Int VGOFF_(helper_AAS);
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extern Int VGOFF_(helper_AAA);
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extern Int VGOFF_(helper_AAD);
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extern Int VGOFF_(helper_AAM);
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extern Int VGOFF_(helper_cmpxchg8b);
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#endif // __X86_TOOL_ARCH_H
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/*--------------------------------------------------------------------*/
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/*--- end ---*/
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/*--------------------------------------------------------------------*/
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