0e9f083f4c
This removes gdb_string.h. This patch is purely mechanical. I created it by running the two commands: git rm common/gdb_string.h perl -pi -e's/"gdb_string.h"/<string.h>/;' *.[chyl] */*.[chyl] 2013-11-18 Tom Tromey <tromey@redhat.com> * common/gdb_string.h: Remove. * aarch64-tdep.c: Use string.h, not gdb_string.h. * ada-exp.y: Use string.h, not gdb_string.h. * ada-lang.c: Use string.h, not gdb_string.h. * ada-lex.l: Use string.h, not gdb_string.h. * ada-typeprint.c: Use string.h, not gdb_string.h. * ada-valprint.c: Use string.h, not gdb_string.h. * aix-thread.c: Use string.h, not gdb_string.h. * alpha-linux-tdep.c: Use string.h, not gdb_string.h. * alpha-mdebug-tdep.c: Use string.h, not gdb_string.h. * alpha-nat.c: Use string.h, not gdb_string.h. * alpha-osf1-tdep.c: Use string.h, not gdb_string.h. * alpha-tdep.c: Use string.h, not gdb_string.h. * alphanbsd-tdep.c: Use string.h, not gdb_string.h. * amd64-dicos-tdep.c: Use string.h, not gdb_string.h. * amd64-linux-nat.c: Use string.h, not gdb_string.h. * amd64-linux-tdep.c: Use string.h, not gdb_string.h. * amd64-nat.c: Use string.h, not gdb_string.h. * amd64-sol2-tdep.c: Use string.h, not gdb_string.h. * amd64fbsd-tdep.c: Use string.h, not gdb_string.h. * amd64obsd-tdep.c: Use string.h, not gdb_string.h. * arch-utils.c: Use string.h, not gdb_string.h. * arm-linux-nat.c: Use string.h, not gdb_string.h. * arm-linux-tdep.c: Use string.h, not gdb_string.h. * arm-tdep.c: Use string.h, not gdb_string.h. * arm-wince-tdep.c: Use string.h, not gdb_string.h. * armbsd-tdep.c: Use string.h, not gdb_string.h. * armnbsd-nat.c: Use string.h, not gdb_string.h. * armnbsd-tdep.c: Use string.h, not gdb_string.h. * armobsd-tdep.c: Use string.h, not gdb_string.h. * avr-tdep.c: Use string.h, not gdb_string.h. * ax-gdb.c: Use string.h, not gdb_string.h. * ax-general.c: Use string.h, not gdb_string.h. * bcache.c: Use string.h, not gdb_string.h. * bfin-tdep.c: Use string.h, not gdb_string.h. * breakpoint.c: Use string.h, not gdb_string.h. * build-id.c: Use string.h, not gdb_string.h. * buildsym.c: Use string.h, not gdb_string.h. * c-exp.y: Use string.h, not gdb_string.h. * c-lang.c: Use string.h, not gdb_string.h. * c-typeprint.c: Use string.h, not gdb_string.h. * c-valprint.c: Use string.h, not gdb_string.h. * charset.c: Use string.h, not gdb_string.h. * cli-out.c: Use string.h, not gdb_string.h. * cli/cli-cmds.c: Use string.h, not gdb_string.h. * cli/cli-decode.c: Use string.h, not gdb_string.h. * cli/cli-dump.c: Use string.h, not gdb_string.h. * cli/cli-interp.c: Use string.h, not gdb_string.h. * cli/cli-logging.c: Use string.h, not gdb_string.h. * cli/cli-script.c: Use string.h, not gdb_string.h. * cli/cli-setshow.c: Use string.h, not gdb_string.h. * cli/cli-utils.c: Use string.h, not gdb_string.h. * coffread.c: Use string.h, not gdb_string.h. * common/common-utils.c: Use string.h, not gdb_string.h. * common/filestuff.c: Use string.h, not gdb_string.h. * common/linux-procfs.c: Use string.h, not gdb_string.h. * common/linux-ptrace.c: Use string.h, not gdb_string.h. * common/signals.c: Use string.h, not gdb_string.h. * common/vec.h: Use string.h, not gdb_string.h. * core-regset.c: Use string.h, not gdb_string.h. * corefile.c: Use string.h, not gdb_string.h. * corelow.c: Use string.h, not gdb_string.h. * cp-abi.c: Use string.h, not gdb_string.h. * cp-support.c: Use string.h, not gdb_string.h. * cp-valprint.c: Use string.h, not gdb_string.h. * cris-tdep.c: Use string.h, not gdb_string.h. * d-lang.c: Use string.h, not gdb_string.h. * dbxread.c: Use string.h, not gdb_string.h. * dcache.c: Use string.h, not gdb_string.h. * demangle.c: Use string.h, not gdb_string.h. * dicos-tdep.c: Use string.h, not gdb_string.h. * disasm.c: Use string.h, not gdb_string.h. * doublest.c: Use string.h, not gdb_string.h. * dsrec.c: Use string.h, not gdb_string.h. * dummy-frame.c: Use string.h, not gdb_string.h. * dwarf2-frame.c: Use string.h, not gdb_string.h. * dwarf2loc.c: Use string.h, not gdb_string.h. * dwarf2read.c: Use string.h, not gdb_string.h. * elfread.c: Use string.h, not gdb_string.h. * environ.c: Use string.h, not gdb_string.h. * eval.c: Use string.h, not gdb_string.h. * event-loop.c: Use string.h, not gdb_string.h. * exceptions.c: Use string.h, not gdb_string.h. * exec.c: Use string.h, not gdb_string.h. * expprint.c: Use string.h, not gdb_string.h. * f-exp.y: Use string.h, not gdb_string.h. * f-lang.c: Use string.h, not gdb_string.h. * f-typeprint.c: Use string.h, not gdb_string.h. * f-valprint.c: Use string.h, not gdb_string.h. * fbsd-nat.c: Use string.h, not gdb_string.h. * findcmd.c: Use string.h, not gdb_string.h. * findvar.c: Use string.h, not gdb_string.h. * fork-child.c: Use string.h, not gdb_string.h. * frame.c: Use string.h, not gdb_string.h. * frv-linux-tdep.c: Use string.h, not gdb_string.h. * frv-tdep.c: Use string.h, not gdb_string.h. * gdb.c: Use string.h, not gdb_string.h. * gdb_bfd.c: Use string.h, not gdb_string.h. * gdbarch.c: Use string.h, not gdb_string.h. * gdbtypes.c: Use string.h, not gdb_string.h. * gnu-nat.c: Use string.h, not gdb_string.h. * gnu-v2-abi.c: Use string.h, not gdb_string.h. * gnu-v3-abi.c: Use string.h, not gdb_string.h. * go-exp.y: Use string.h, not gdb_string.h. * go-lang.c: Use string.h, not gdb_string.h. * go32-nat.c: Use string.h, not gdb_string.h. * hppa-hpux-tdep.c: Use string.h, not gdb_string.h. * hppa-linux-nat.c: Use string.h, not gdb_string.h. * hppanbsd-tdep.c: Use string.h, not gdb_string.h. * hppaobsd-tdep.c: Use string.h, not gdb_string.h. * i386-cygwin-tdep.c: Use string.h, not gdb_string.h. * i386-dicos-tdep.c: Use string.h, not gdb_string.h. * i386-linux-nat.c: Use string.h, not gdb_string.h. * i386-linux-tdep.c: Use string.h, not gdb_string.h. * i386-nto-tdep.c: Use string.h, not gdb_string.h. * i386-sol2-tdep.c: Use string.h, not gdb_string.h. * i386-tdep.c: Use string.h, not gdb_string.h. * i386bsd-tdep.c: Use string.h, not gdb_string.h. * i386gnu-nat.c: Use string.h, not gdb_string.h. * i386nbsd-tdep.c: Use string.h, not gdb_string.h. * i386obsd-tdep.c: Use string.h, not gdb_string.h. * i387-tdep.c: Use string.h, not gdb_string.h. * ia64-libunwind-tdep.c: Use string.h, not gdb_string.h. * ia64-linux-nat.c: Use string.h, not gdb_string.h. * inf-child.c: Use string.h, not gdb_string.h. * inf-ptrace.c: Use string.h, not gdb_string.h. * inf-ttrace.c: Use string.h, not gdb_string.h. * infcall.c: Use string.h, not gdb_string.h. * infcmd.c: Use string.h, not gdb_string.h. * inflow.c: Use string.h, not gdb_string.h. * infrun.c: Use string.h, not gdb_string.h. * interps.c: Use string.h, not gdb_string.h. * iq2000-tdep.c: Use string.h, not gdb_string.h. * irix5-nat.c: Use string.h, not gdb_string.h. * jv-exp.y: Use string.h, not gdb_string.h. * jv-lang.c: Use string.h, not gdb_string.h. * jv-typeprint.c: Use string.h, not gdb_string.h. * jv-valprint.c: Use string.h, not gdb_string.h. * language.c: Use string.h, not gdb_string.h. * linux-fork.c: Use string.h, not gdb_string.h. * linux-nat.c: Use string.h, not gdb_string.h. * lm32-tdep.c: Use string.h, not gdb_string.h. * m2-exp.y: Use string.h, not gdb_string.h. * m2-typeprint.c: Use string.h, not gdb_string.h. * m32c-tdep.c: Use string.h, not gdb_string.h. * m32r-linux-nat.c: Use string.h, not gdb_string.h. * m32r-linux-tdep.c: Use string.h, not gdb_string.h. * m32r-rom.c: Use string.h, not gdb_string.h. * m32r-tdep.c: Use string.h, not gdb_string.h. * m68hc11-tdep.c: Use string.h, not gdb_string.h. * m68k-tdep.c: Use string.h, not gdb_string.h. * m68kbsd-tdep.c: Use string.h, not gdb_string.h. * m68klinux-nat.c: Use string.h, not gdb_string.h. * m68klinux-tdep.c: Use string.h, not gdb_string.h. * m88k-tdep.c: Use string.h, not gdb_string.h. * macrocmd.c: Use string.h, not gdb_string.h. * main.c: Use string.h, not gdb_string.h. * mdebugread.c: Use string.h, not gdb_string.h. * mem-break.c: Use string.h, not gdb_string.h. * memattr.c: Use string.h, not gdb_string.h. * memory-map.c: Use string.h, not gdb_string.h. * mep-tdep.c: Use string.h, not gdb_string.h. * mi/mi-cmd-break.c: Use string.h, not gdb_string.h. * mi/mi-cmd-disas.c: Use string.h, not gdb_string.h. * mi/mi-cmd-env.c: Use string.h, not gdb_string.h. * mi/mi-cmd-stack.c: Use string.h, not gdb_string.h. * mi/mi-cmd-var.c: Use string.h, not gdb_string.h. * mi/mi-cmds.c: Use string.h, not gdb_string.h. * mi/mi-console.c: Use string.h, not gdb_string.h. * mi/mi-getopt.c: Use string.h, not gdb_string.h. * mi/mi-interp.c: Use string.h, not gdb_string.h. * mi/mi-main.c: Use string.h, not gdb_string.h. * mi/mi-parse.c: Use string.h, not gdb_string.h. * microblaze-rom.c: Use string.h, not gdb_string.h. * microblaze-tdep.c: Use string.h, not gdb_string.h. * mingw-hdep.c: Use string.h, not gdb_string.h. * minidebug.c: Use string.h, not gdb_string.h. * minsyms.c: Use string.h, not gdb_string.h. * mips-irix-tdep.c: Use string.h, not gdb_string.h. * mips-linux-tdep.c: Use string.h, not gdb_string.h. * mips-tdep.c: Use string.h, not gdb_string.h. * mips64obsd-tdep.c: Use string.h, not gdb_string.h. * mipsnbsd-tdep.c: Use string.h, not gdb_string.h. * mipsread.c: Use string.h, not gdb_string.h. * mn10300-linux-tdep.c: Use string.h, not gdb_string.h. * mn10300-tdep.c: Use string.h, not gdb_string.h. * monitor.c: Use string.h, not gdb_string.h. * moxie-tdep.c: Use string.h, not gdb_string.h. * mt-tdep.c: Use string.h, not gdb_string.h. * nbsd-tdep.c: Use string.h, not gdb_string.h. * nios2-linux-tdep.c: Use string.h, not gdb_string.h. * nto-procfs.c: Use string.h, not gdb_string.h. * nto-tdep.c: Use string.h, not gdb_string.h. * objc-lang.c: Use string.h, not gdb_string.h. * objfiles.c: Use string.h, not gdb_string.h. * opencl-lang.c: Use string.h, not gdb_string.h. * osabi.c: Use string.h, not gdb_string.h. * osdata.c: Use string.h, not gdb_string.h. * p-exp.y: Use string.h, not gdb_string.h. * p-lang.c: Use string.h, not gdb_string.h. * p-typeprint.c: Use string.h, not gdb_string.h. * parse.c: Use string.h, not gdb_string.h. * posix-hdep.c: Use string.h, not gdb_string.h. * ppc-linux-nat.c: Use string.h, not gdb_string.h. * ppc-sysv-tdep.c: Use string.h, not gdb_string.h. * ppcfbsd-tdep.c: Use string.h, not gdb_string.h. * ppcnbsd-tdep.c: Use string.h, not gdb_string.h. * ppcobsd-tdep.c: Use string.h, not gdb_string.h. * printcmd.c: Use string.h, not gdb_string.h. * procfs.c: Use string.h, not gdb_string.h. * prologue-value.c: Use string.h, not gdb_string.h. * python/py-auto-load.c: Use string.h, not gdb_string.h. * python/py-gdb-readline.c: Use string.h, not gdb_string.h. * ravenscar-thread.c: Use string.h, not gdb_string.h. * regcache.c: Use string.h, not gdb_string.h. * registry.c: Use string.h, not gdb_string.h. * remote-fileio.c: Use string.h, not gdb_string.h. * remote-m32r-sdi.c: Use string.h, not gdb_string.h. * remote-mips.c: Use string.h, not gdb_string.h. * remote-sim.c: Use string.h, not gdb_string.h. * remote.c: Use string.h, not gdb_string.h. * reverse.c: Use string.h, not gdb_string.h. * rs6000-aix-tdep.c: Use string.h, not gdb_string.h. * ser-base.c: Use string.h, not gdb_string.h. * ser-go32.c: Use string.h, not gdb_string.h. * ser-mingw.c: Use string.h, not gdb_string.h. * ser-pipe.c: Use string.h, not gdb_string.h. * ser-tcp.c: Use string.h, not gdb_string.h. * ser-unix.c: Use string.h, not gdb_string.h. * serial.c: Use string.h, not gdb_string.h. * sh-tdep.c: Use string.h, not gdb_string.h. * sh64-tdep.c: Use string.h, not gdb_string.h. * shnbsd-tdep.c: Use string.h, not gdb_string.h. * skip.c: Use string.h, not gdb_string.h. * sol-thread.c: Use string.h, not gdb_string.h. * solib-dsbt.c: Use string.h, not gdb_string.h. * solib-frv.c: Use string.h, not gdb_string.h. * solib-osf.c: Use string.h, not gdb_string.h. * solib-spu.c: Use string.h, not gdb_string.h. * solib-target.c: Use string.h, not gdb_string.h. * solib.c: Use string.h, not gdb_string.h. * somread.c: Use string.h, not gdb_string.h. * source.c: Use string.h, not gdb_string.h. * sparc-nat.c: Use string.h, not gdb_string.h. * sparc-sol2-tdep.c: Use string.h, not gdb_string.h. * sparc-tdep.c: Use string.h, not gdb_string.h. * sparc64-tdep.c: Use string.h, not gdb_string.h. * sparc64fbsd-tdep.c: Use string.h, not gdb_string.h. * sparc64nbsd-tdep.c: Use string.h, not gdb_string.h. * sparcnbsd-tdep.c: Use string.h, not gdb_string.h. * spu-linux-nat.c: Use string.h, not gdb_string.h. * spu-multiarch.c: Use string.h, not gdb_string.h. * spu-tdep.c: Use string.h, not gdb_string.h. * stabsread.c: Use string.h, not gdb_string.h. * stack.c: Use string.h, not gdb_string.h. * std-regs.c: Use string.h, not gdb_string.h. * symfile.c: Use string.h, not gdb_string.h. * symmisc.c: Use string.h, not gdb_string.h. * symtab.c: Use string.h, not gdb_string.h. * target.c: Use string.h, not gdb_string.h. * thread.c: Use string.h, not gdb_string.h. * tilegx-linux-nat.c: Use string.h, not gdb_string.h. * tilegx-tdep.c: Use string.h, not gdb_string.h. * top.c: Use string.h, not gdb_string.h. * tracepoint.c: Use string.h, not gdb_string.h. * tui/tui-command.c: Use string.h, not gdb_string.h. * tui/tui-data.c: Use string.h, not gdb_string.h. * tui/tui-disasm.c: Use string.h, not gdb_string.h. * tui/tui-file.c: Use string.h, not gdb_string.h. * tui/tui-layout.c: Use string.h, not gdb_string.h. * tui/tui-out.c: Use string.h, not gdb_string.h. * tui/tui-regs.c: Use string.h, not gdb_string.h. * tui/tui-source.c: Use string.h, not gdb_string.h. * tui/tui-stack.c: Use string.h, not gdb_string.h. * tui/tui-win.c: Use string.h, not gdb_string.h. * tui/tui-windata.c: Use string.h, not gdb_string.h. * tui/tui-winsource.c: Use string.h, not gdb_string.h. * typeprint.c: Use string.h, not gdb_string.h. * ui-file.c: Use string.h, not gdb_string.h. * ui-out.c: Use string.h, not gdb_string.h. * user-regs.c: Use string.h, not gdb_string.h. * utils.c: Use string.h, not gdb_string.h. * v850-tdep.c: Use string.h, not gdb_string.h. * valarith.c: Use string.h, not gdb_string.h. * valops.c: Use string.h, not gdb_string.h. * valprint.c: Use string.h, not gdb_string.h. * value.c: Use string.h, not gdb_string.h. * varobj.c: Use string.h, not gdb_string.h. * vax-tdep.c: Use string.h, not gdb_string.h. * vaxnbsd-tdep.c: Use string.h, not gdb_string.h. * vaxobsd-tdep.c: Use string.h, not gdb_string.h. * windows-nat.c: Use string.h, not gdb_string.h. * xcoffread.c: Use string.h, not gdb_string.h. * xml-support.c: Use string.h, not gdb_string.h. * xstormy16-tdep.c: Use string.h, not gdb_string.h. * xtensa-linux-nat.c: Use string.h, not gdb_string.h.
331 lines
9.4 KiB
C
331 lines
9.4 KiB
C
/* Target-dependent code for NetBSD/i386.
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Copyright (C) 1988-2013 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU 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, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "arch-utils.h"
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#include "frame.h"
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#include "gdbcore.h"
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#include "regcache.h"
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#include "regset.h"
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#include "osabi.h"
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#include "symtab.h"
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#include "trad-frame.h"
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#include "tramp-frame.h"
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#include "gdb_assert.h"
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#include <string.h>
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#include "i386-tdep.h"
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#include "i387-tdep.h"
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#include "nbsd-tdep.h"
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#include "solib-svr4.h"
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/* From <machine/reg.h>. */
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static int i386nbsd_r_reg_offset[] =
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{
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0 * 4, /* %eax */
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1 * 4, /* %ecx */
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2 * 4, /* %edx */
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3 * 4, /* %ebx */
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4 * 4, /* %esp */
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5 * 4, /* %ebp */
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6 * 4, /* %esi */
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7 * 4, /* %edi */
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8 * 4, /* %eip */
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9 * 4, /* %eflags */
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10 * 4, /* %cs */
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11 * 4, /* %ss */
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12 * 4, /* %ds */
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13 * 4, /* %es */
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14 * 4, /* %fs */
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15 * 4 /* %gs */
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};
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/* From <machine/signal.h>. */
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int i386nbsd_sc_reg_offset[] =
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{
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10 * 4, /* %eax */
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9 * 4, /* %ecx */
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8 * 4, /* %edx */
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7 * 4, /* %ebx */
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14 * 4, /* %esp */
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6 * 4, /* %ebp */
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5 * 4, /* %esi */
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4 * 4, /* %edi */
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11 * 4, /* %eip */
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13 * 4, /* %eflags */
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12 * 4, /* %cs */
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15 * 4, /* %ss */
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3 * 4, /* %ds */
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2 * 4, /* %es */
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1 * 4, /* %fs */
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0 * 4 /* %gs */
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};
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/* From <machine/mcontext.h>. */
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int i386nbsd_mc_reg_offset[] =
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{
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11 * 4, /* %eax */
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10 * 4, /* %ecx */
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9 * 4, /* %edx */
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8 * 4, /* %ebx */
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7 * 4, /* %esp */
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6 * 4, /* %ebp */
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5 * 4, /* %esi */
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4 * 4, /* %edi */
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14 * 4, /* %eip */
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16 * 4, /* %eflags */
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15 * 4, /* %cs */
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18 * 4, /* %ss */
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3 * 4, /* %ds */
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2 * 4, /* %es */
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1 * 4, /* %fs */
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0 * 4 /* %gs */
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};
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static void i386nbsd_sigtramp_cache_init (const struct tramp_frame *,
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struct frame_info *,
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struct trad_frame_cache *,
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CORE_ADDR);
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static const struct tramp_frame i386nbsd_sigtramp_sc16 =
|
||
{
|
||
SIGTRAMP_FRAME,
|
||
1,
|
||
{
|
||
{ 0x8d, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x10, -1 },
|
||
/* leal 0x10(%esp), %eax */
|
||
{ 0x50, -1 }, /* pushl %eax */
|
||
{ 0x50, -1 }, /* pushl %eax */
|
||
{ 0xb8, -1 }, { 0x27, -1 }, {0x01, -1 }, {0x00, -1 }, {0x00, -1 },
|
||
/* movl $0x127, %eax # __sigreturn14 */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
|
||
/* movl $0x1, %eax # exit */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ TRAMP_SENTINEL_INSN, -1 }
|
||
},
|
||
i386nbsd_sigtramp_cache_init
|
||
};
|
||
|
||
static const struct tramp_frame i386nbsd_sigtramp_sc2 =
|
||
{
|
||
SIGTRAMP_FRAME,
|
||
1,
|
||
{
|
||
{ 0x8d, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x0c, -1 },
|
||
/* leal 0x0c(%esp), %eax */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x27, -1 }, {0x01, -1 }, {0x00, -1 }, {0x00, -1 },
|
||
/* movl $0x127, %eax # __sigreturn14 */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
|
||
/* movl $0x1, %eax */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ TRAMP_SENTINEL_INSN, -1 }
|
||
},
|
||
i386nbsd_sigtramp_cache_init
|
||
};
|
||
|
||
static const struct tramp_frame i386nbsd_sigtramp_si2 =
|
||
{
|
||
SIGTRAMP_FRAME,
|
||
1,
|
||
{
|
||
{ 0x8b, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x08, -1 },
|
||
/* movl 8(%esp),%eax */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x34, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 },
|
||
/* movl $0x134, %eax # setcontext */
|
||
{ 0xcd, -1 }, { 0x80, -1 },
|
||
/* int $0x80 */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 }, { 0x00, -1 },
|
||
/* movl $0x1, %eax */
|
||
{ 0xcd, -1 }, { 0x80, -1 },
|
||
/* int $0x80 */
|
||
{ TRAMP_SENTINEL_INSN, -1 }
|
||
},
|
||
i386nbsd_sigtramp_cache_init
|
||
};
|
||
|
||
static const struct tramp_frame i386nbsd_sigtramp_si31 =
|
||
{
|
||
SIGTRAMP_FRAME,
|
||
1,
|
||
{
|
||
{ 0x8d, -1 }, { 0x84, -1 }, { 0x24, -1 },
|
||
{ 0x8c, -1 }, { 0x00, -1 }, { 0x00, -1 }, { 0x00, -1 },
|
||
/* leal 0x8c(%esp), %eax */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x34, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 },
|
||
/* movl $0x134, %eax # setcontext */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
|
||
/* movl $0x1, %eax */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ TRAMP_SENTINEL_INSN, -1 }
|
||
},
|
||
i386nbsd_sigtramp_cache_init
|
||
};
|
||
|
||
static const struct tramp_frame i386nbsd_sigtramp_si4 =
|
||
{
|
||
SIGTRAMP_FRAME,
|
||
1,
|
||
{
|
||
{ 0x8d, -1 }, { 0x84, -1 }, { 0x24, -1 },
|
||
{ 0x8c, -1 }, { 0x00, -1 }, { 0x00, -1 }, { 0x00, -1 },
|
||
/* leal 0x8c(%esp), %eax */
|
||
{ 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
/* movl %eax, 0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x34, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 },
|
||
/* movl $0x134, %eax # setcontext */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ 0xc7, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
|
||
{ 0xff, -1 }, { 0xff, -1 }, { 0xff, -1 }, { 0xff, -1 },
|
||
/* movl $0xffffffff,0x4(%esp) */
|
||
{ 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
|
||
/* movl $0x1, %eax */
|
||
{ 0xcd, -1 }, { 0x80, -1},
|
||
/* int $0x80 */
|
||
{ TRAMP_SENTINEL_INSN, -1 }
|
||
},
|
||
i386nbsd_sigtramp_cache_init
|
||
};
|
||
|
||
static void
|
||
i386nbsd_sigtramp_cache_init (const struct tramp_frame *self,
|
||
struct frame_info *this_frame,
|
||
struct trad_frame_cache *this_cache,
|
||
CORE_ADDR func)
|
||
{
|
||
struct gdbarch *gdbarch = get_frame_arch (this_frame);
|
||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
||
CORE_ADDR sp = get_frame_register_unsigned (this_frame, I386_ESP_REGNUM);
|
||
CORE_ADDR base;
|
||
int *reg_offset;
|
||
int num_regs;
|
||
int i;
|
||
|
||
if (self == &i386nbsd_sigtramp_sc16 || self == &i386nbsd_sigtramp_sc2)
|
||
{
|
||
reg_offset = i386nbsd_sc_reg_offset;
|
||
num_regs = ARRAY_SIZE (i386nbsd_sc_reg_offset);
|
||
|
||
/* Read in the sigcontext address. */
|
||
base = read_memory_unsigned_integer (sp + 8, 4, byte_order);
|
||
}
|
||
else
|
||
{
|
||
reg_offset = i386nbsd_mc_reg_offset;
|
||
num_regs = ARRAY_SIZE (i386nbsd_mc_reg_offset);
|
||
|
||
/* Read in the ucontext address. */
|
||
base = read_memory_unsigned_integer (sp + 8, 4, byte_order);
|
||
/* offsetof(ucontext_t, uc_mcontext) == 36 */
|
||
base += 36;
|
||
}
|
||
|
||
for (i = 0; i < num_regs; i++)
|
||
if (reg_offset[i] != -1)
|
||
trad_frame_set_reg_addr (this_cache, i, base + reg_offset[i]);
|
||
|
||
/* Construct the frame ID using the function start. */
|
||
trad_frame_set_id (this_cache, frame_id_build (sp, func));
|
||
}
|
||
|
||
|
||
static void
|
||
i386nbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
|
||
{
|
||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||
|
||
/* Obviously NetBSD is BSD-based. */
|
||
i386bsd_init_abi (info, gdbarch);
|
||
|
||
/* NetBSD has a different `struct reg'. */
|
||
tdep->gregset_reg_offset = i386nbsd_r_reg_offset;
|
||
tdep->gregset_num_regs = ARRAY_SIZE (i386nbsd_r_reg_offset);
|
||
tdep->sizeof_gregset = 16 * 4;
|
||
|
||
/* NetBSD uses -freg-struct-return by default. */
|
||
tdep->struct_return = reg_struct_return;
|
||
|
||
/* NetBSD uses tramp_frame sniffers for signal trampolines. */
|
||
tdep->sigcontext_addr= 0;
|
||
tdep->sigtramp_start = 0;
|
||
tdep->sigtramp_end = 0;
|
||
tdep->sigtramp_p = 0;
|
||
tdep->sc_reg_offset = 0;
|
||
tdep->sc_num_regs = 0;
|
||
|
||
tramp_frame_prepend_unwinder (gdbarch, &i386nbsd_sigtramp_sc16);
|
||
tramp_frame_prepend_unwinder (gdbarch, &i386nbsd_sigtramp_sc2);
|
||
tramp_frame_prepend_unwinder (gdbarch, &i386nbsd_sigtramp_si2);
|
||
tramp_frame_prepend_unwinder (gdbarch, &i386nbsd_sigtramp_si31);
|
||
tramp_frame_prepend_unwinder (gdbarch, &i386nbsd_sigtramp_si4);
|
||
}
|
||
|
||
/* NetBSD ELF. */
|
||
|
||
static void
|
||
i386nbsdelf_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
|
||
{
|
||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||
|
||
/* It's still NetBSD. */
|
||
i386nbsd_init_abi (info, gdbarch);
|
||
|
||
/* But ELF-based. */
|
||
i386_elf_init_abi (info, gdbarch);
|
||
|
||
/* NetBSD ELF uses SVR4-style shared libraries. */
|
||
set_solib_svr4_fetch_link_map_offsets
|
||
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
|
||
|
||
/* NetBSD ELF uses -fpcc-struct-return by default. */
|
||
tdep->struct_return = pcc_struct_return;
|
||
}
|
||
|
||
/* Provide a prototype to silence -Wmissing-prototypes. */
|
||
extern initialize_file_ftype _initialize_i386nbsd_tdep;
|
||
|
||
void
|
||
_initialize_i386nbsd_tdep (void)
|
||
{
|
||
gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_NETBSD_ELF,
|
||
i386nbsdelf_init_abi);
|
||
}
|