2003-05-30 01:02:53 +02:00
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/* Target-dependent mdebug code for the ALPHA architecture.
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2014-01-01 04:54:24 +01:00
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Copyright (C) 1993-2014 Free Software Foundation, Inc.
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2003-05-30 01:02:53 +02:00
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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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2007-08-23 20:08:50 +02:00
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the Free Software Foundation; either version 3 of the License, or
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2003-05-30 01:02:53 +02:00
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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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2007-08-23 20:08:50 +02:00
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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2003-05-30 01:02:53 +02:00
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#include "defs.h"
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#include "frame.h"
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#include "frame-unwind.h"
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#include "frame-base.h"
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#include "symtab.h"
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#include "gdbcore.h"
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#include "block.h"
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#include "gdb_assert.h"
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remove gdb_string.h
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.
2013-11-06 15:14:23 +01:00
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#include <string.h>
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2008-05-21 16:47:26 +02:00
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#include "trad-frame.h"
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2003-05-30 01:02:53 +02:00
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#include "alpha-tdep.h"
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2004-11-06 18:18:10 +01:00
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#include "mdebugread.h"
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2003-05-30 01:02:53 +02:00
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/* FIXME: Some of this code should perhaps be merged with mips. */
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|
|
|
|
/* *INDENT-OFF* */
|
|
|
|
|
|
/* Layout of a stack frame on the alpha:
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
pdr members: | 7th ... nth arg, |
|
|
|
|
|
|
| `pushed' by caller. |
|
|
|
|
|
|
| |
|
|
|
|
|
|
----------------|-------------------------------|<-- old_sp == vfp
|
|
|
|
|
|
^ ^ ^ ^ | |
|
|
|
|
|
|
| | | | | |
|
|
|
|
|
|
| |localoff | Copies of 1st .. 6th |
|
|
|
|
|
|
| | | | | argument if necessary. |
|
|
|
|
|
|
| | | v | |
|
2003-06-26 19:18:43 +02:00
|
|
|
|
| | | --- |-------------------------------|<-- LOCALS_ADDRESS
|
2003-05-30 01:02:53 +02:00
|
|
|
|
| | | | |
|
|
|
|
|
|
| | | | Locals and temporaries. |
|
|
|
|
|
|
| | | | |
|
|
|
|
|
|
| | | |-------------------------------|
|
|
|
|
|
|
| | | | |
|
|
|
|
|
|
|-fregoffset | Saved float registers. |
|
|
|
|
|
|
| | | | F9 |
|
|
|
|
|
|
| | | | . |
|
|
|
|
|
|
| | | | . |
|
|
|
|
|
|
| | | | F2 |
|
|
|
|
|
|
| | v | |
|
|
|
|
|
|
| | -------|-------------------------------|
|
|
|
|
|
|
| | | |
|
|
|
|
|
|
| | | Saved registers. |
|
|
|
|
|
|
| | | S6 |
|
|
|
|
|
|
|-regoffset | . |
|
|
|
|
|
|
| | | . |
|
|
|
|
|
|
| | | S0 |
|
|
|
|
|
|
| | | pdr.pcreg |
|
|
|
|
|
|
| v | |
|
|
|
|
|
|
| ----------|-------------------------------|
|
|
|
|
|
|
| | |
|
|
|
|
|
|
frameoffset | Argument build area, gets |
|
|
|
|
|
|
| | 7th ... nth arg for any |
|
|
|
|
|
|
| | called procedure. |
|
|
|
|
|
|
v | |
|
|
|
|
|
|
-------------|-------------------------------|<-- sp
|
|
|
|
|
|
| |
|
|
|
|
|
|
*/
|
|
|
|
|
|
/* *INDENT-ON* */
|
|
|
|
|
|
|
|
|
|
|
|
#define PROC_LOW_ADDR(proc) ((proc)->pdr.adr)
|
|
|
|
|
|
#define PROC_FRAME_OFFSET(proc) ((proc)->pdr.frameoffset)
|
|
|
|
|
|
#define PROC_FRAME_REG(proc) ((proc)->pdr.framereg)
|
|
|
|
|
|
#define PROC_REG_MASK(proc) ((proc)->pdr.regmask)
|
|
|
|
|
|
#define PROC_FREG_MASK(proc) ((proc)->pdr.fregmask)
|
|
|
|
|
|
#define PROC_REG_OFFSET(proc) ((proc)->pdr.regoffset)
|
|
|
|
|
|
#define PROC_FREG_OFFSET(proc) ((proc)->pdr.fregoffset)
|
|
|
|
|
|
#define PROC_PC_REG(proc) ((proc)->pdr.pcreg)
|
|
|
|
|
|
#define PROC_LOCALOFF(proc) ((proc)->pdr.localoff)
|
|
|
|
|
|
|
|
|
|
|
|
/* Locate the mdebug PDR for the given PC. Return null if one can't
|
|
|
|
|
|
be found; you'll have to fall back to other methods in that case. */
|
|
|
|
|
|
|
2004-11-06 18:18:10 +01:00
|
|
|
|
static struct mdebug_extra_func_info *
|
2003-05-30 01:02:53 +02:00
|
|
|
|
find_proc_desc (CORE_ADDR pc)
|
|
|
|
|
|
{
|
|
|
|
|
|
struct block *b = block_for_pc (pc);
|
2004-11-06 18:18:10 +01:00
|
|
|
|
struct mdebug_extra_func_info *proc_desc = NULL;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
struct symbol *sym = NULL;
|
2012-02-02 21:19:17 +01:00
|
|
|
|
const char *sh_name = NULL;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
if (b)
|
|
|
|
|
|
{
|
|
|
|
|
|
CORE_ADDR startaddr;
|
2007-10-12 18:13:20 +02:00
|
|
|
|
find_pc_partial_function (pc, &sh_name, &startaddr, NULL);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
if (startaddr > BLOCK_START (b))
|
|
|
|
|
|
/* This is the "pathological" case referred to in a comment in
|
|
|
|
|
|
print_frame_info. It might be better to move this check into
|
|
|
|
|
|
symbol reading. */
|
|
|
|
|
|
sym = NULL;
|
|
|
|
|
|
else
|
* symtab.h (lookup_symbol_in_language): Remove SYMTAB parameter.
(lookup_symbol): Likewise.
* symtab.c (lookup_symbol_in_language): Remove SYMTAB parameter.
(lookup_symbol): Likewise.
(search_symbols): Update.
* linespec.c (find_methods, collect_methods): Update.
(add_matching_methods, add_constructors): Update.
(decode_compound, decode_dollar, decode_variable): Update.
(lookup_prefix_sym): Update.
(symbol_found): Remove SYM_SYMTAB parameter.
Use SYMBOL_SYMTAB (sym) instead.
* gdbtypes.c (lookup_typename): Update.
(lookup_struct, lookup_union, lookup_enum): Update.
(lookup_template_type): Update.
(check_typedef): Update.
* language.c (lang_bool_type): Update.
* mdebugread.c (parse_procedure): Update.
* mi/mi-cmd-stack.c (list_args_or_locals): Update.
* parse.c (write_dollar_variable): Update.
* printcmd.c (address_info): Update.
* source.c (select_source_symtab): Update.
* stack.c (print_frame_args, print_frame_arg_vars): Update.
* valops.c (find_function_in_inferior): Update.
(value_struct_elt_for_reference): Update.
* value.c (value_static_field, value_fn_field): Update.
* alpha-mdebug-tdep.c (find_proc_desc): Update.
* arm-tdep.c (arm_skip_prologue): Update.
* mt-tdep.c (mt_skip_prologue): Update.
* xstormy16-tdep.c (xstormy16_skip_prologue): Update.
* ada-lang.h (struct ada_symbol_info): Remove SYMTAB member.
* ada-lang.c (ada_add_block_symbols): Remove SYMTAB parameter.
(add_defn_to_vec): Likewise.
(ada_add_block_symbols): Likewise.
(lookup_cached_symbol, cache_symbol): Likewise.
(standard_lookup): Update.
(ada_lookup_symbol_list): Update.
* c-valprint.c (c_val_print): Update.
* cp-support.c (cp_lookup_rtti_type): Update.
* jv-lang.c (java_lookup_class, get_java_object_type): Update.
* objc-lang.c (lookup_struct_typedef, find_imps): Update.
* p-valprint.c (pascal_val_print): Update.
* scm-lang.c (scm_lookup_name): Update.
* c-exp.y: Update.
* f-exp.y: Update.
* jv-exp.y: Update.
* m2-exp.y: Update.
* objc-exp.y: Update.
* p-exp.y: Update.
2008-05-19 17:50:10 +02:00
|
|
|
|
sym = lookup_symbol (MDEBUG_EFI_SYMBOL_NAME, b, LABEL_DOMAIN, 0);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if (sym)
|
|
|
|
|
|
{
|
2010-09-10 18:04:58 +02:00
|
|
|
|
proc_desc = (struct mdebug_extra_func_info *) SYMBOL_VALUE_BYTES (sym);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
2007-10-12 18:13:20 +02:00
|
|
|
|
/* Correct incorrect setjmp procedure descriptor from the library
|
|
|
|
|
|
to make backtrace through setjmp work. */
|
|
|
|
|
|
if (proc_desc->pdr.pcreg == 0
|
|
|
|
|
|
&& strcmp (sh_name, "setjmp") == 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
proc_desc->pdr.pcreg = ALPHA_RA_REGNUM;
|
|
|
|
|
|
proc_desc->pdr.regmask = 0x80000000;
|
|
|
|
|
|
proc_desc->pdr.regoffset = -4;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
2003-05-30 01:02:53 +02:00
|
|
|
|
/* If we never found a PDR for this function in symbol reading,
|
|
|
|
|
|
then examine prologues to find the information. */
|
|
|
|
|
|
if (proc_desc->pdr.framereg == -1)
|
|
|
|
|
|
proc_desc = NULL;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return proc_desc;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
* alpha-tdep.c (INSN_OPCODE, MEM_RA, MEM_RB, MEM_DISP, BR_RA)
(OPR_FUNCTION, OPR_HAS_IMMEDIATE, OPR_RA, OPR_RC, OPR_LIT): New macros.
(lda_opcode, stq_opcode, bne_opcode, subq_opcode, subq_function):
New constants.
(alpha_heuristic_analyze_probing_loop): New function.
(alpha_heuristic_frame_unwind_cache): In the prologue analysis, detect
and handle cases when a stack probe loop is generated.
* alpha-mdebug-tdep.c (alpha_mdebug_frameless): New function.
(alpha_mdebug_max_frame_size_exceeded): New function.
(alpha_mdebug_after_prologue): Use alpha_mdebug_frameless.
(alpha_mdebug_frame_sniffer, alpha_mdebug_frame_base_sniffer):
Return 0 when the maximum debuggable frame size has been exceeded.
2010-04-23 17:14:22 +02:00
|
|
|
|
/* Return a non-zero result if the function is frameless; zero otherwise. */
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
|
|
alpha_mdebug_frameless (struct mdebug_extra_func_info *proc_desc)
|
|
|
|
|
|
{
|
|
|
|
|
|
return (PROC_FRAME_REG (proc_desc) == ALPHA_SP_REGNUM
|
|
|
|
|
|
&& PROC_FRAME_OFFSET (proc_desc) == 0);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
2003-05-30 01:02:53 +02:00
|
|
|
|
/* This returns the PC of the first inst after the prologue. If we can't
|
|
|
|
|
|
find the prologue, then return 0. */
|
|
|
|
|
|
|
|
|
|
|
|
static CORE_ADDR
|
2011-01-07 20:36:19 +01:00
|
|
|
|
alpha_mdebug_after_prologue (CORE_ADDR pc,
|
|
|
|
|
|
struct mdebug_extra_func_info *proc_desc)
|
2003-05-30 01:02:53 +02:00
|
|
|
|
{
|
|
|
|
|
|
if (proc_desc)
|
|
|
|
|
|
{
|
|
|
|
|
|
/* If function is frameless, then we need to do it the hard way. I
|
2011-01-07 20:36:19 +01:00
|
|
|
|
strongly suspect that frameless always means prologueless... */
|
* alpha-tdep.c (INSN_OPCODE, MEM_RA, MEM_RB, MEM_DISP, BR_RA)
(OPR_FUNCTION, OPR_HAS_IMMEDIATE, OPR_RA, OPR_RC, OPR_LIT): New macros.
(lda_opcode, stq_opcode, bne_opcode, subq_opcode, subq_function):
New constants.
(alpha_heuristic_analyze_probing_loop): New function.
(alpha_heuristic_frame_unwind_cache): In the prologue analysis, detect
and handle cases when a stack probe loop is generated.
* alpha-mdebug-tdep.c (alpha_mdebug_frameless): New function.
(alpha_mdebug_max_frame_size_exceeded): New function.
(alpha_mdebug_after_prologue): Use alpha_mdebug_frameless.
(alpha_mdebug_frame_sniffer, alpha_mdebug_frame_base_sniffer):
Return 0 when the maximum debuggable frame size has been exceeded.
2010-04-23 17:14:22 +02:00
|
|
|
|
if (alpha_mdebug_frameless (proc_desc))
|
2003-05-30 01:02:53 +02:00
|
|
|
|
return 0;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return alpha_after_prologue (pc);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* Return non-zero if we *might* be in a function prologue. Return zero
|
|
|
|
|
|
if we are definitively *not* in a function prologue. */
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
2011-01-07 20:36:19 +01:00
|
|
|
|
alpha_mdebug_in_prologue (CORE_ADDR pc,
|
|
|
|
|
|
struct mdebug_extra_func_info *proc_desc)
|
2003-05-30 01:02:53 +02:00
|
|
|
|
{
|
|
|
|
|
|
CORE_ADDR after_prologue_pc = alpha_mdebug_after_prologue (pc, proc_desc);
|
|
|
|
|
|
return (after_prologue_pc == 0 || pc < after_prologue_pc);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Frame unwinder that reads mdebug PDRs. */
|
|
|
|
|
|
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache
|
|
|
|
|
|
{
|
2004-11-06 18:18:10 +01:00
|
|
|
|
struct mdebug_extra_func_info *proc_desc;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
CORE_ADDR vfp;
|
2008-05-21 16:47:26 +02:00
|
|
|
|
struct trad_frame_saved_reg *saved_regs;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/* Extract all of the information about the frame from PROC_DESC
|
|
|
|
|
|
and store the resulting register save locations in the structure. */
|
|
|
|
|
|
|
|
|
|
|
|
static struct alpha_mdebug_unwind_cache *
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_unwind_cache (struct frame_info *this_frame,
|
2003-05-30 01:02:53 +02:00
|
|
|
|
void **this_prologue_cache)
|
|
|
|
|
|
{
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache *info;
|
2004-11-06 18:18:10 +01:00
|
|
|
|
struct mdebug_extra_func_info *proc_desc;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
ULONGEST vfp;
|
|
|
|
|
|
CORE_ADDR pc, reg_position;
|
|
|
|
|
|
unsigned long mask;
|
|
|
|
|
|
int ireg, returnreg;
|
|
|
|
|
|
|
|
|
|
|
|
if (*this_prologue_cache)
|
|
|
|
|
|
return *this_prologue_cache;
|
|
|
|
|
|
|
|
|
|
|
|
info = FRAME_OBSTACK_ZALLOC (struct alpha_mdebug_unwind_cache);
|
|
|
|
|
|
*this_prologue_cache = info;
|
2008-11-24 14:52:05 +01:00
|
|
|
|
pc = get_frame_address_in_block (this_frame);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
/* ??? We don't seem to be able to cache the lookup of the PDR
|
|
|
|
|
|
from alpha_mdebug_frame_p. It'd be nice if we could change
|
|
|
|
|
|
the arguments to that function. Oh well. */
|
|
|
|
|
|
proc_desc = find_proc_desc (pc);
|
|
|
|
|
|
info->proc_desc = proc_desc;
|
|
|
|
|
|
gdb_assert (proc_desc != NULL);
|
|
|
|
|
|
|
2008-05-21 16:47:26 +02:00
|
|
|
|
info->saved_regs = trad_frame_alloc_saved_regs (this_frame);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
/* The VFP of the frame is at FRAME_REG+FRAME_OFFSET. */
|
2008-05-09 05:58:26 +02:00
|
|
|
|
vfp = get_frame_register_unsigned (this_frame, PROC_FRAME_REG (proc_desc));
|
2003-05-30 01:02:53 +02:00
|
|
|
|
vfp += PROC_FRAME_OFFSET (info->proc_desc);
|
|
|
|
|
|
info->vfp = vfp;
|
|
|
|
|
|
|
|
|
|
|
|
/* Fill in the offsets for the registers which gen_mask says were saved. */
|
|
|
|
|
|
|
|
|
|
|
|
reg_position = vfp + PROC_REG_OFFSET (proc_desc);
|
|
|
|
|
|
mask = PROC_REG_MASK (proc_desc);
|
|
|
|
|
|
returnreg = PROC_PC_REG (proc_desc);
|
|
|
|
|
|
|
|
|
|
|
|
/* Note that RA is always saved first, regardless of its actual
|
|
|
|
|
|
register number. */
|
|
|
|
|
|
if (mask & (1 << returnreg))
|
|
|
|
|
|
{
|
2011-01-07 20:36:19 +01:00
|
|
|
|
/* Clear bit for RA so we don't save it again later. */
|
2003-05-30 01:02:53 +02:00
|
|
|
|
mask &= ~(1 << returnreg);
|
|
|
|
|
|
|
2008-05-21 16:47:26 +02:00
|
|
|
|
info->saved_regs[returnreg].addr = reg_position;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
reg_position += 8;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
for (ireg = 0; ireg <= 31; ++ireg)
|
|
|
|
|
|
if (mask & (1 << ireg))
|
|
|
|
|
|
{
|
2008-05-21 16:47:26 +02:00
|
|
|
|
info->saved_regs[ireg].addr = reg_position;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
reg_position += 8;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
reg_position = vfp + PROC_FREG_OFFSET (proc_desc);
|
|
|
|
|
|
mask = PROC_FREG_MASK (proc_desc);
|
|
|
|
|
|
|
|
|
|
|
|
for (ireg = 0; ireg <= 31; ++ireg)
|
|
|
|
|
|
if (mask & (1 << ireg))
|
|
|
|
|
|
{
|
2008-05-21 16:47:26 +02:00
|
|
|
|
info->saved_regs[ALPHA_FP0_REGNUM + ireg].addr = reg_position;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
reg_position += 8;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
2008-05-21 16:47:26 +02:00
|
|
|
|
/* The stack pointer of the previous frame is computed by popping
|
|
|
|
|
|
the current stack frame. */
|
|
|
|
|
|
if (!trad_frame_addr_p (info->saved_regs, ALPHA_SP_REGNUM))
|
|
|
|
|
|
trad_frame_set_value (info->saved_regs, ALPHA_SP_REGNUM, vfp);
|
|
|
|
|
|
|
2003-05-30 01:02:53 +02:00
|
|
|
|
return info;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* Given a GDB frame, determine the address of the calling function's
|
|
|
|
|
|
frame. This will be used to create a new GDB frame struct. */
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_this_id (struct frame_info *this_frame,
|
2003-05-30 01:02:53 +02:00
|
|
|
|
void **this_prologue_cache,
|
|
|
|
|
|
struct frame_id *this_id)
|
|
|
|
|
|
{
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache *info
|
2008-05-09 05:58:26 +02:00
|
|
|
|
= alpha_mdebug_frame_unwind_cache (this_frame, this_prologue_cache);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
2008-05-09 05:58:26 +02:00
|
|
|
|
*this_id = frame_id_build (info->vfp, get_frame_func (this_frame));
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* Retrieve the value of REGNUM in FRAME. Don't give up! */
|
|
|
|
|
|
|
2008-05-09 05:58:26 +02:00
|
|
|
|
static struct value *
|
|
|
|
|
|
alpha_mdebug_frame_prev_register (struct frame_info *this_frame,
|
|
|
|
|
|
void **this_prologue_cache, int regnum)
|
2003-05-30 01:02:53 +02:00
|
|
|
|
{
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache *info
|
2008-05-09 05:58:26 +02:00
|
|
|
|
= alpha_mdebug_frame_unwind_cache (this_frame, this_prologue_cache);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
/* The PC of the previous frame is stored in the link register of
|
|
|
|
|
|
the current frame. Frob regnum so that we pull the value from
|
|
|
|
|
|
the correct place. */
|
2003-06-04 18:40:50 +02:00
|
|
|
|
if (regnum == ALPHA_PC_REGNUM)
|
2003-05-30 01:02:53 +02:00
|
|
|
|
regnum = PROC_PC_REG (info->proc_desc);
|
|
|
|
|
|
|
2008-05-21 16:47:26 +02:00
|
|
|
|
return trad_frame_get_prev_register (this_frame, info->saved_regs, regnum);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
* alpha-tdep.c (INSN_OPCODE, MEM_RA, MEM_RB, MEM_DISP, BR_RA)
(OPR_FUNCTION, OPR_HAS_IMMEDIATE, OPR_RA, OPR_RC, OPR_LIT): New macros.
(lda_opcode, stq_opcode, bne_opcode, subq_opcode, subq_function):
New constants.
(alpha_heuristic_analyze_probing_loop): New function.
(alpha_heuristic_frame_unwind_cache): In the prologue analysis, detect
and handle cases when a stack probe loop is generated.
* alpha-mdebug-tdep.c (alpha_mdebug_frameless): New function.
(alpha_mdebug_max_frame_size_exceeded): New function.
(alpha_mdebug_after_prologue): Use alpha_mdebug_frameless.
(alpha_mdebug_frame_sniffer, alpha_mdebug_frame_base_sniffer):
Return 0 when the maximum debuggable frame size has been exceeded.
2010-04-23 17:14:22 +02:00
|
|
|
|
/* Return a non-zero result if the size of the stack frame exceeds the
|
|
|
|
|
|
maximum debuggable frame size (512 Kbytes); zero otherwise. */
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
|
|
alpha_mdebug_max_frame_size_exceeded (struct mdebug_extra_func_info *proc_desc)
|
|
|
|
|
|
{
|
|
|
|
|
|
/* If frame offset is null, we can be in two cases: either the
|
|
|
|
|
|
function is frameless (the stack frame is null) or its
|
|
|
|
|
|
frame exceeds the maximum debuggable frame size (512 Kbytes). */
|
|
|
|
|
|
|
|
|
|
|
|
return (PROC_FRAME_OFFSET (proc_desc) == 0
|
|
|
|
|
|
&& !alpha_mdebug_frameless (proc_desc));
|
|
|
|
|
|
}
|
|
|
|
|
|
|
2008-05-09 05:58:26 +02:00
|
|
|
|
static int
|
|
|
|
|
|
alpha_mdebug_frame_sniffer (const struct frame_unwind *self,
|
|
|
|
|
|
struct frame_info *this_frame,
|
|
|
|
|
|
void **this_cache)
|
2003-05-30 01:02:53 +02:00
|
|
|
|
{
|
2008-05-09 05:58:26 +02:00
|
|
|
|
CORE_ADDR pc = get_frame_address_in_block (this_frame);
|
2004-11-06 18:18:10 +01:00
|
|
|
|
struct mdebug_extra_func_info *proc_desc;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
/* If this PC does not map to a PDR, then clearly this isn't an
|
|
|
|
|
|
mdebug frame. */
|
|
|
|
|
|
proc_desc = find_proc_desc (pc);
|
|
|
|
|
|
if (proc_desc == NULL)
|
2008-05-09 05:58:26 +02:00
|
|
|
|
return 0;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
2003-05-31 02:27:46 +02:00
|
|
|
|
/* If we're in the prologue, the PDR for this frame is not yet valid.
|
|
|
|
|
|
Say no here and we'll fall back on the heuristic unwinder. */
|
|
|
|
|
|
if (alpha_mdebug_in_prologue (pc, proc_desc))
|
2008-05-09 05:58:26 +02:00
|
|
|
|
return 0;
|
2003-05-31 02:27:46 +02:00
|
|
|
|
|
* alpha-tdep.c (INSN_OPCODE, MEM_RA, MEM_RB, MEM_DISP, BR_RA)
(OPR_FUNCTION, OPR_HAS_IMMEDIATE, OPR_RA, OPR_RC, OPR_LIT): New macros.
(lda_opcode, stq_opcode, bne_opcode, subq_opcode, subq_function):
New constants.
(alpha_heuristic_analyze_probing_loop): New function.
(alpha_heuristic_frame_unwind_cache): In the prologue analysis, detect
and handle cases when a stack probe loop is generated.
* alpha-mdebug-tdep.c (alpha_mdebug_frameless): New function.
(alpha_mdebug_max_frame_size_exceeded): New function.
(alpha_mdebug_after_prologue): Use alpha_mdebug_frameless.
(alpha_mdebug_frame_sniffer, alpha_mdebug_frame_base_sniffer):
Return 0 when the maximum debuggable frame size has been exceeded.
2010-04-23 17:14:22 +02:00
|
|
|
|
/* If the maximum debuggable frame size has been exceeded, the
|
|
|
|
|
|
proc desc is bogus. Fall back on the heuristic unwinder. */
|
|
|
|
|
|
if (alpha_mdebug_max_frame_size_exceeded (proc_desc))
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
2008-05-09 05:58:26 +02:00
|
|
|
|
return 1;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
2008-05-09 05:58:26 +02:00
|
|
|
|
static const struct frame_unwind alpha_mdebug_frame_unwind = {
|
|
|
|
|
|
NORMAL_FRAME,
|
gdb/
* frame.c (frame_unwind_register): Throw an error if unwinding the
register failed.
* get_prev_frame_1 (get_prev_frame_1): Ask the unwinder if there's
an unwind stop reason.
(frame_stop_reason_string): Handle UNWIND_UNAVAILABLE.
* frame.h (enum unwind_stop_reason) <UNWIND_OUTERMOST,
UNWIND_UNAVAILABLE>: New.
* inline-frame.c (inline_frame_unwind): Install
default_frame_unwind_stop_reason.
* frame-unwind.c: Include "exceptions.h".
(frame_unwind_find_by_frame): Swallow NOT_AVAILABLE_ERROR errors.
(default_frame_unwind_stop_reason): New.
* frame-unwind.h (frame_unwind_stop_reason_ftype): New typedef.
(default_frame_unwind_stop_reason): Declare.
(struct frame_unwind) <stop_reason>: New function pointer.
* dummy-frame.c: Install default_frame_unwind_stop_reason.
* dwarf2-frame.c: Include exceptions.h.
(struct dwarf2_frame_cache) <unavailable_retaddr>: New field.
(dwarf2_frame_cache): Swallow NOT_AVAILABLE_ERROR errors when
computing the CFA. If such an error was thrown, set
unavailable_retaddr.
(dwarf2_frame_unwind_stop_reason): New.
(dwarf2_frame_this_id): Don't build a frame id if the CFA was
unavailable.
(dwarf2_frame_unwind): Install dwarf2_frame_unwind_stop_reason.
(dwarf2_signal_frame_unwind): Ditto.
* amd64-tdep.c: Include "exceptions.h".
(struct amd64_frame_cache): New field "base_p".
(amd64_init_frame_cache): Clear it.
(amd64_frame_cache_1): New, factored out from amd64_frame_cache.
Avoid reading registers with functions that throw if the register
is not necessary to compute the frame base.
(amd64_frame_cache): Reimplement wrapping amd64_frame_cache_1, and
swallowing NOT_AVAILABLE_ERROR.
(amd64_frame_unwind_stop_reason): New.
(amd64_frame_this_id): Don't build a frame id if the frame base
was unavailable.
(amd64_frame_unwind): Install amd64_frame_unwind_stop_reason.
(amd64_sigtramp_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set
base_p if the frame base was computable.
(amd64_sigtramp_frame_unwind_stop_reason): New.
(amd64_sigtramp_frame_this_id): Don't build a frame id if the
frame base was unavailable.
(amd64_sigtramp_frame_unwind): Install
amd64_sigtramp_frame_unwind_stop_reason.
(amd64_epilogue_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set
base_p if the frame base was computable.
(amd64_epilogue_frame_unwind_stop_reason): New.
(amd64_epilogue_frame_this_id): Don't build a frame id if the
frame base was unavailable.
(amd64_epilogue_frame_unwind): Install
amd64_epilogue_frame_unwind_stop_reason.
* i386-tdep.c: Include "exceptions.h".
(struct i386_frame_cache): New field "base_p".
(i386_init_frame_cache): Clear it.
(i386_frame_cache_1): New, factored out from amd64_frame_cache.
Avoid reading registers with functions that throw if the register
is not necessary to compute the frame base.
(i386_frame_cache): Reimplement wrapping amd64_frame_cache_1, and
swallowing NOT_AVAILABLE_ERROR.
(i386_frame_unwind_stop_reason): New.
(i386_frame_this_id): Don't build a frame id if the frame base was
unavailable.
(i386_frame_prev_register): Handle unavailable SP.
(i386_frame_unwind): Install i386_frame_unwind_stop_reason.
(i386_epilogue_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set
base_p if the frame base was computable.
(i386_epilogue_frame_unwind_stop_reason): New.
(i386_epilogue_frame_this_id): Don't build a frame id if the frame
base was unavailable.
(i386_epilogue_frame_unwind): Install
i386_epilogue_frame_unwind_stop_reason.
(i386_sigtramp_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set
base_p if the frame base was computable.
(i386_sigtramp_frame_unwind_stop_reason): New.
(i386_sigtramp_frame_this_id): Don't build a frame id if the frame
base was unavailable.
(i386_sigtramp_frame_unwind): Install
i386_sigtramp_frame_unwind_stop_reason.
* sentinel-frame.c (sentinel_frame_prev_register): Use the value
type's size, not the register's.
(sentinel_frame_unwind): Install default_frame_unwind_stop_reason.
* alpha-mdebug-tdep.c (alpha_mdebug_frame_unwind): Install
default_frame_unwind_stop_reason.
* alpha-tdep.c (alpha_sigtramp_frame_unwind)
(alpha_heuristic_frame_unwind): Ditto.
* amd64obsd-tdep.c (amd64obsd_trapframe_unwind): Ditto.
* arm-tdep.c (arm_prologue_unwind, arm_stub_unwind): Ditto.
* avr-tdep.c (avr_frame_unwind): Ditto.
* cris-tdep.c (cris_sigtramp_frame_unwind, cris_frame_unwind):
Ditto.
* frv-linux-tdep.c (frv_linux_sigtramp_frame_unwind): Ditto.
* frv-tdep.c (frv_frame_unwind): Ditto.
* h8300-tdep.c (h8300_frame_unwind): Ditto.
* hppa-hpux-tdep.c (hppa_hpux_sigtramp_frame_unwind): Ditto.
* hppa-linux-tdep.c (hppa_linux_sigtramp_frame_unwind): Ditto.
* hppa-tdep.c (hppa_frame_unwind, hppa_fallback_frame_unwind)
(hppa_stub_frame_unwind): Ditto.
* i386obsd-tdep.c (i386obsd_trapframe_unwind): Ditto.
* ia64-tdep.c (ia64_frame_unwind, ia64_sigtramp_frame_unwind)
(ia64_libunwind_frame_unwind)
(ia64_libunwind_sigtramp_frame_unwind): Ditto.
* iq2000-tdep.c (iq2000_frame_unwind): Ditto.
* lm32-tdep.c (lm32_frame_unwind): Ditto.
* m32c-tdep.c (m32c_unwind): Ditto.
* m32r-linux-tdep.c (m32r_linux_sigtramp_frame_unwind): Ditto.
* m32r-tdep.c (m32r_frame_unwind): Ditto.
* m68hc11-tdep.c (m68hc11_frame_unwind): Ditto.
* m68k-tdep.c (m68k_frame_unwind): Ditto.
* m68klinux-tdep.c (m68k_linux_sigtramp_frame_unwind): Ditto.
* m88k-tdep.c (m88k_frame_unwind): Ditto.
* mep-tdep.c (mep_frame_unwind): Ditto.
* microblaze-tdep.c (microblaze_frame_unwind): Ditto.
* mips-tdep.c (mips_insn16_frame_unwind, mips_insn32_frame_unwind)
(mips_stub_frame_unwind): Ditto.
* mn10300-tdep.c (mn10300_frame_unwind): Ditto.
* moxie-tdep.c (moxie_frame_unwind): Ditto.
* mt-tdep.c (mt_frame_unwind): Ditto.
* ppc-linux-tdep.c (ppu2spu_unwind): Ditto.
* ppcobsd-tdep.c (ppcobsd_sigtramp_frame_unwind): Ditto.
* rs6000-tdep.c (rs6000_frame_unwind): Ditto.
* s390-tdep.c (s390_frame_unwind, s390_stub_frame_unwind)
(s390_sigtramp_frame_unwind): Ditto.
* score-tdep.c (score_prologue_unwind): Ditto.
* sh-tdep.c (sh_frame_unwind): Ditto.
* sh64-tdep.c (sh64_frame_unwind): Ditto.
* sparc-sol2-tdep.c (sparc32_sol2_sigtramp_frame_unwind): Ditto.
* sparc-tdep.c (sparc32_frame_unwind): Ditto.
* sparc64-sol2-tdep.c (sparc64_sol2_sigtramp_frame_unwind): Ditto.
* sparc64-tdep.c (sparc64_frame_unwind): Ditto.
* sparc64fbsd-tdep.c (sparc64fbsd_sigtramp_frame_unwind): Ditto.
* sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_frame_unwind): Ditto.
* sparc64obsd-tdep.c (sparc64obsd_frame_unwind)
(sparc64obsd_trapframe_unwind): Ditto.
* sparcnbsd-tdep.c (sparc32nbsd_sigcontext_frame_unwind): Ditto.
* sparcobsd-tdep.c (sparc32obsd_sigtramp_frame_unwind): Ditto.
* spu-tdep.c (spu_frame_unwind, spu2ppu_unwind): Ditto.
* v850-tdep.c (v850_frame_unwind): Ditto.
* vax-tdep.c (vax_frame_unwind): Ditto.
* vaxobsd-tdep.c (vaxobsd_sigtramp_frame_unwind): Ditto.
* xstormy16-tdep.c (frame_unwind xstormy16_frame_unwind): Ditto.
* xtensa-tdep.c (xtensa_unwind): Ditto.
2011-03-18 19:52:32 +01:00
|
|
|
|
default_frame_unwind_stop_reason,
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_this_id,
|
|
|
|
|
|
alpha_mdebug_frame_prev_register,
|
|
|
|
|
|
NULL,
|
|
|
|
|
|
alpha_mdebug_frame_sniffer
|
|
|
|
|
|
};
|
|
|
|
|
|
|
2003-05-30 01:02:53 +02:00
|
|
|
|
static CORE_ADDR
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_base_address (struct frame_info *this_frame,
|
2003-05-30 01:02:53 +02:00
|
|
|
|
void **this_prologue_cache)
|
|
|
|
|
|
{
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache *info
|
2008-05-09 05:58:26 +02:00
|
|
|
|
= alpha_mdebug_frame_unwind_cache (this_frame, this_prologue_cache);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
2003-05-31 02:27:46 +02:00
|
|
|
|
return info->vfp;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static CORE_ADDR
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_locals_address (struct frame_info *this_frame,
|
2003-05-30 01:02:53 +02:00
|
|
|
|
void **this_prologue_cache)
|
|
|
|
|
|
{
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache *info
|
2008-05-09 05:58:26 +02:00
|
|
|
|
= alpha_mdebug_frame_unwind_cache (this_frame, this_prologue_cache);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
2003-05-31 02:27:46 +02:00
|
|
|
|
return info->vfp - PROC_LOCALOFF (info->proc_desc);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static CORE_ADDR
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_args_address (struct frame_info *this_frame,
|
2003-05-30 01:02:53 +02:00
|
|
|
|
void **this_prologue_cache)
|
|
|
|
|
|
{
|
|
|
|
|
|
struct alpha_mdebug_unwind_cache *info
|
2008-05-09 05:58:26 +02:00
|
|
|
|
= alpha_mdebug_frame_unwind_cache (this_frame, this_prologue_cache);
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
2003-05-31 02:27:46 +02:00
|
|
|
|
return info->vfp - ALPHA_NUM_ARG_REGS * 8;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static const struct frame_base alpha_mdebug_frame_base = {
|
|
|
|
|
|
&alpha_mdebug_frame_unwind,
|
|
|
|
|
|
alpha_mdebug_frame_base_address,
|
|
|
|
|
|
alpha_mdebug_frame_locals_address,
|
|
|
|
|
|
alpha_mdebug_frame_args_address
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
static const struct frame_base *
|
2008-05-09 05:58:26 +02:00
|
|
|
|
alpha_mdebug_frame_base_sniffer (struct frame_info *this_frame)
|
2003-05-30 01:02:53 +02:00
|
|
|
|
{
|
2008-05-09 05:58:26 +02:00
|
|
|
|
CORE_ADDR pc = get_frame_address_in_block (this_frame);
|
2004-11-06 18:18:10 +01:00
|
|
|
|
struct mdebug_extra_func_info *proc_desc;
|
2003-05-30 01:02:53 +02:00
|
|
|
|
|
|
|
|
|
|
/* If this PC does not map to a PDR, then clearly this isn't an
|
|
|
|
|
|
mdebug frame. */
|
|
|
|
|
|
proc_desc = find_proc_desc (pc);
|
|
|
|
|
|
if (proc_desc == NULL)
|
|
|
|
|
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return NULL;
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* alpha-tdep.c (INSN_OPCODE, MEM_RA, MEM_RB, MEM_DISP, BR_RA)
(OPR_FUNCTION, OPR_HAS_IMMEDIATE, OPR_RA, OPR_RC, OPR_LIT): New macros.
(lda_opcode, stq_opcode, bne_opcode, subq_opcode, subq_function):
New constants.
(alpha_heuristic_analyze_probing_loop): New function.
(alpha_heuristic_frame_unwind_cache): In the prologue analysis, detect
and handle cases when a stack probe loop is generated.
* alpha-mdebug-tdep.c (alpha_mdebug_frameless): New function.
(alpha_mdebug_max_frame_size_exceeded): New function.
(alpha_mdebug_after_prologue): Use alpha_mdebug_frameless.
(alpha_mdebug_frame_sniffer, alpha_mdebug_frame_base_sniffer):
Return 0 when the maximum debuggable frame size has been exceeded.
2010-04-23 17:14:22 +02:00
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/* If the maximum debuggable frame size has been exceeded, the
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proc desc is bogus. Fall back on the heuristic unwinder. */
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if (alpha_mdebug_max_frame_size_exceeded (proc_desc))
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return 0;
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2003-05-30 01:02:53 +02:00
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return &alpha_mdebug_frame_base;
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}
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void
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alpha_mdebug_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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2008-05-09 05:58:26 +02:00
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frame_unwind_append_unwinder (gdbarch, &alpha_mdebug_frame_unwind);
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2003-07-17 00:29:13 +02:00
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frame_base_append_sniffer (gdbarch, alpha_mdebug_frame_base_sniffer);
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2003-05-30 01:02:53 +02:00
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}
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