mirror of
https://github.com/Zenithsiz/ftmemsim-valgrind.git
synced 2026-02-07 12:44:45 +00:00
fbd9d9f778
Major overhaul to the way thread startup and exit is done. Removes some ugly gunk in the scheduler, and adds support for thread detaching and cancellation. git-svn-id: svn://svn.valgrind.org/valgrind/trunk@326
101 lines
3.6 KiB
C++
101 lines
3.6 KiB
C++
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/*--------------------------------------------------------------------*/
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/*--- A header file containing constants (for assembly code). ---*/
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/*--- vg_constants.h ---*/
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/*--------------------------------------------------------------------*/
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/*
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This file is part of Valgrind, an x86 protected-mode emulator
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designed for debugging and profiling binaries on x86-Unixes.
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Copyright (C) 2000-2002 Julian Seward
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jseward@acm.org
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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 LICENSE.
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*/
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#ifndef __VG_CONSTANTS_H
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#define __VG_CONSTANTS_H
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/* This file is included in all Valgrind source files, including
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assembly ones. */
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/* All symbols externally visible from valgrind.so are prefixed
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as specified here. The prefix can be changed, so as to avoid
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namespace conflict problems.
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*/
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#define VGAPPEND(str1,str2) str1##str2
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/* These macros should add different prefixes so the same base
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name can safely be used across different macros. */
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#define VG_(str) VGAPPEND(vgPlain_,str)
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#define VGM_(str) VGAPPEND(vgMem_,str)
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#define VGP_(str) VGAPPEND(vgProf_,str)
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#define VGOFF_(str) VGAPPEND(vgOff_,str)
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/* Magic values that %ebp might be set to when returning to the
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dispatcher. The only other legitimate value is to point to the
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start of VG_(baseBlock). These also are return values from
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VG_(run_innerloop) to the scheduler.
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EBP means %ebp can legitimately have this value when a basic block
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returns to the dispatch loop. TRC means that this value is a valid
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thread return code, which the dispatch loop may return to the
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scheduler. */
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#define VG_TRC_EBP_JMP_STKADJ 17 /* EBP only; handled by dispatcher */
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#define VG_TRC_EBP_JMP_SYSCALL 19 /* EBP and TRC */
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#define VG_TRC_EBP_JMP_CLIENTREQ 23 /* EBP and TRC */
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#define VG_TRC_INNER_COUNTERZERO 29 /* TRC only; means bb ctr == 0 */
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#define VG_TRC_INNER_FASTMISS 31 /* TRC only; means fast-cache miss. */
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#define VG_TRC_UNRESUMABLE_SIGNAL 37 /* TRC only; got sigsegv/sigbus */
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/* Debugging hack for assembly code ... sigh. */
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#if 0
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#define OYNK(nnn) pushal; pushl $nnn; call VG_(oynk) ; addl $4,%esp; popal
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#else
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#define OYNK(nnn)
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#endif
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#if 0
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#define OYNNK(nnn) pushal; pushl $nnn; call VG_(oynk) ; addl $4,%esp; popal
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#else
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#define OYNNK(nnn)
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#endif
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/* Constants for the fast translation lookup cache. */
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#define VG_TT_FAST_BITS 15
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#define VG_TT_FAST_SIZE (1 << VG_TT_FAST_BITS)
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#define VG_TT_FAST_MASK ((VG_TT_FAST_SIZE) - 1)
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/* Constants for the fast original-code-write check cache. */
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/* Assembly code stubs make this request */
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#define VG_USERREQ__SIGNAL_RETURNS 0x4001
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#endif /* ndef __VG_INCLUDE_H */
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/*--------------------------------------------------------------------*/
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/*--- end vg_constants.h ---*/
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/*--------------------------------------------------------------------*/
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