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old-cross-binutils/gdb/hppa-linux-nat.c
Eli Zaretskii 197e01b6dc * breakpoint.c: 
* arm-tdep.c:
	* ia64-tdep.c:
	* i386-tdep.c:
	* hpread.c:
	* hppa-tdep.c:
	* hppa-hpux-tdep.c:
	* gnu-nat.c:
	* gdbtypes.c:
	* gdbarch.h:
	* gdbarch.c:
	* eval.c:
	* dwarf2read.c:
	* dbxread.c:
	* copying:
	* symfile.c:
	* stabsread.c:
	* sh64-tdep.c:
	* sh-tdep.c:
	* s390-tdep.c:
	* rs6000-tdep.c:
	* remote.c:
	* remote-mips.c:
	* mips-tdep.c:
	* mdebugread.c:
	* linux-nat.c:
	* infrun.c:
	* xcoffread.c:
	* win32-nat.c:
	* valops.c:
	* utils.c:
	* tracepoint.c:
	* target.c:
	* symtab.c:
	* c-exp.y:
	* ada-valprint.c:
	* ada-typeprint.c:
	* ada-lex.l:
	* ada-lang.h:
	* ada-lang.c:
	* ada-exp.y:
	* alphafbsd-tdep.c:
	* alphabsd-tdep.h:
	* alphabsd-tdep.c:
	* alphabsd-nat.c:
	* alpha-tdep.h:
	* alpha-tdep.c:
	* alpha-osf1-tdep.c:
	* alpha-nat.c:
	* alpha-mdebug-tdep.c:
	* alpha-linux-tdep.c:
	* alpha-linux-nat.c:
	* aix-thread.c:
	* abug-rom.c:
	* arch-utils.c:
	* annotate.h:
	* annotate.c:
	* amd64obsd-tdep.c:
	* amd64obsd-nat.c:
	* amd64nbsd-tdep.c:
	* amd64nbsd-nat.c:
	* amd64fbsd-tdep.c:
	* amd64fbsd-nat.c:
	* amd64bsd-nat.c:
	* amd64-tdep.h:
	* amd64-tdep.c:
	* amd64-sol2-tdep.c:
	* amd64-nat.h:
	* amd64-nat.c:
	* amd64-linux-tdep.c:
	* amd64-linux-nat.c:
	* alphanbsd-tdep.c:
	* block.h:
	* block.c:
	* bfd-target.h:
	* bfd-target.c:
	* bcache.h:
	* bcache.c:
	* ax.h:
	* ax-general.c:
	* ax-gdb.h:
	* ax-gdb.c:
	* avr-tdep.c:
	* auxv.h:
	* auxv.c:
	* armnbsd-tdep.c:
	* armnbsd-nat.c:
	* arm-tdep.h:
	* arm-linux-nat.c:
	* arch-utils.h:
	* charset.c:
	* call-cmds.h:
	* c-valprint.c:
	* c-typeprint.c:
	* c-lang.h:
	* c-lang.c:
	* buildsym.h:
	* buildsym.c:
	* bsd-uthread.h:
	* bsd-uthread.c:
	* bsd-kvm.h:
	* bsd-kvm.c:
	* breakpoint.h:
	* core-regset.c:
	* core-aout.c:
	* completer.h:
	* completer.c:
	* complaints.h:
	* complaints.c:
	* command.h:
	* coffread.c:
	* coff-solib.h:
	* coff-solib.c:
	* coff-pe-read.h:
	* coff-pe-read.c:
	* cli-out.h:
	* cli-out.c:
	* charset.h:
	* dink32-rom.c:
	* dictionary.h:
	* dictionary.c:
	* demangle.c:
	* defs.h:
	* dcache.h:
	* dcache.c:
	* d10v-tdep.c:
	* cpu32bug-rom.c:
	* cp-valprint.c:
	* cp-support.h:
	* cp-support.c:
	* cp-namespace.c:
	* cp-abi.h:
	* cp-abi.c:
	* corelow.c:
	* corefile.c:
	* environ.c:
	* elfread.c:
	* dwarfread.c:
	* dwarf2loc.c:
	* dwarf2expr.h:
	* dwarf2expr.c:
	* dwarf2-frame.h:
	* dwarf2-frame.c:
	* dve3900-rom.c:
	* dummy-frame.h:
	* dummy-frame.c:
	* dsrec.c:
	* doublest.h:
	* doublest.c:
	* disasm.h:
	* disasm.c:
	* fork-child.c:
	* findvar.c:
	* fbsd-nat.h:
	* fbsd-nat.c:
	* f-valprint.c:
	* f-typeprint.c:
	* f-lang.h:
	* f-lang.c:
	* expression.h:
	* expprint.c:
	* exec.h:
	* exec.c:
	* exceptions.h:
	* exceptions.c:
	* event-top.h:
	* event-top.c:
	* event-loop.h:
	* event-loop.c:
	* gdb.c:
	* gdb-stabs.h:
	* gdb-events.h:
	* gdb-events.c:
	* gcore.c:
	* frv-tdep.h:
	* frv-tdep.c:
	* frv-linux-tdep.c:
	* frame.h:
	* frame.c:
	* frame-unwind.h:
	* frame-unwind.c:
	* frame-base.h:
	* frame-base.c:
	* gdb_vfork.h:
	* gdb_thread_db.h:
	* gdb_string.h:
	* gdb_stat.h:
	* gdb_regex.h:
	* gdb_ptrace.h:
	* gdb_proc_service.h:
	* gdb_obstack.h:
	* gdb_locale.h:
	* gdb_dirent.h:
	* gdb_curses.h:
	* gdb_assert.h:
	* gdbarch.sh:
	* gdb.h:
	* hpux-thread.c:
	* hppabsd-nat.c:
	* hppa-tdep.h:
	* hpacc-abi.c:
	* h8300-tdep.c:
	* gregset.h:
	* go32-nat.c:
	* gnu-v3-abi.c:
	* gnu-v2-abi.h:
	* gnu-v2-abi.c:
	* gnu-nat.h:
	* glibc-tdep.c:
	* gdbtypes.h:
	* gdbcore.h:
	* gdbcmd.h:
	* i386nbsd-tdep.c:
	* i386nbsd-nat.c:
	* i386gnu-tdep.c:
	* i386gnu-nat.c:
	* i386fbsd-tdep.c:
	* i386fbsd-nat.c:
	* i386bsd-tdep.c:
	* i386bsd-nat.h:
	* i386bsd-nat.c:
	* i386-tdep.h:
	* i386-sol2-nat.c:
	* i386-nto-tdep.c:
	* i386-nat.c:
	* i386-linux-tdep.h:
	* i386-linux-tdep.c:
	* i386-linux-nat.c:
	* i386-cygwin-tdep.c:
	* inf-ttrace.c:
	* inf-ptrace.h:
	* inf-ptrace.c:
	* inf-loop.h:
	* inf-loop.c:
	* inf-child.h:
	* inf-child.c:
	* ia64-tdep.h:
	* ia64-linux-nat.c:
	* i387-tdep.h:
	* i387-tdep.c:
	* i386v4-nat.c:
	* i386v-nat.c:
	* i386obsd-tdep.c:
	* i386obsd-nat.c:
	* kod.c:
	* jv-valprint.c:
	* jv-typeprint.c:
	* jv-lang.h:
	* jv-lang.c:
	* irix5-nat.c:
	* iq2000-tdep.c:
	* interps.h:
	* interps.c:
	* inftarg.c:
	* inflow.h:
	* inflow.c:
	* inferior.h:
	* infcmd.c:
	* infcall.h:
	* infcall.c:
	* inf-ttrace.h:
	* m32r-tdep.h:
	* m32r-tdep.c:
	* m32r-rom.c:
	* m32r-linux-tdep.c:
	* m32r-linux-nat.c:
	* m2-valprint.c:
	* m2-typeprint.c:
	* m2-lang.h:
	* m2-lang.c:
	* lynx-nat.c:
	* linux-thread-db.c:
	* linux-nat.h:
	* linespec.c:
	* libunwind-frame.h:
	* libunwind-frame.c:
	* language.h:
	* language.c:
	* macroexp.c:
	* macrocmd.c:
	* m88kbsd-nat.c:
	* m88k-tdep.h:
	* m88k-tdep.c:
	* m68klinux-tdep.c:
	* m68klinux-nat.c:
	* m68kbsd-tdep.c:
	* m68kbsd-nat.c:
	* m68k-tdep.h:
	* m68k-tdep.c:
	* mips-linux-nat.c:
	* mips-irix-tdep.c:
	* minsyms.c:
	* memattr.h:
	* memattr.c:
	* mem-break.c:
	* mdebugread.h:
	* main.h:
	* main.c:
	* macrotab.h:
	* macrotab.c:
	* macroscope.h:
	* macroscope.c:
	* macroexp.h:
	* nbsd-tdep.c:
	* mt-tdep.c:
	* monitor.h:
	* monitor.c:
	* mn10300-tdep.h:
	* mn10300-tdep.c:
	* mn10300-linux-tdep.c:
	* mipsv4-nat.c:
	* mipsread.c:
	* mipsnbsd-tdep.h:
	* mipsnbsd-tdep.c:
	* mipsnbsd-nat.c:
	* mips64obsd-tdep.c:
	* mips64obsd-nat.c:
	* mips-tdep.h:
	* mips-mdebug-tdep.c:
	* mips-linux-tdep.c:
	* osabi.h:
	* osabi.c:
	* ocd.h:
	* ocd.c:
	* observer.c:
	* objfiles.h:
	* objfiles.c:
	* objc-lang.h:
	* objc-lang.c:
	* objc-exp.y:
	* nto-tdep.h:
	* nto-tdep.c:
	* nto-procfs.c:
	* nlmread.c:
	* nbsd-tdep.h:
	* ppcobsd-tdep.c:
	* ppcobsd-nat.c:
	* ppcnbsd-tdep.h:
	* ppcnbsd-tdep.c:
	* ppcnbsd-nat.c:
	* ppcbug-rom.c:
	* ppc-tdep.h:
	* ppc-sysv-tdep.c:
	* ppc-linux-tdep.c:
	* ppc-linux-nat.c:
	* ppc-bdm.c:
	* parser-defs.h:
	* parse.c:
	* p-valprint.c:
	* p-typeprint.c:
	* p-lang.h:
	* p-lang.c:
	* remote-fileio.h:
	* remote-fileio.c:
	* remote-est.c:
	* remote-e7000.c:
	* regset.h:
	* regset.c:
	* reggroups.h:
	* reggroups.c:
	* regcache.h:
	* regcache.c:
	* proc-why.c:
	* proc-service.c:
	* proc-events.c:
	* printcmd.c:
	* ppcobsd-tdep.h:
	* sentinel-frame.h:
	* sentinel-frame.c:
	* scm-valprint.c:
	* scm-tags.h:
	* scm-lang.h:
	* scm-lang.c:
	* scm-exp.c:
	* s390-tdep.h:
	* rom68k-rom.c:
	* remote.h:
	* remote-utils.c:
	* remote-st.c:
	* remote-sim.c:
	* remote-sds.c:
	* remote-rdp.c:
	* remote-rdi.c:
	* remote-hms.c:
	* sim-regno.h:
	* shnbsd-tdep.h:
	* shnbsd-tdep.c:
	* shnbsd-nat.c:
	* sh-tdep.h:
	* serial.h:
	* serial.c:
	* ser-unix.h:
	* ser-unix.c:
	* ser-tcp.c:
	* ser-pipe.c:
	* ser-go32.c:
	* ser-e7kpc.c:
	* ser-base.h:
	* ser-base.c:
	* solib.c:
	* solib-svr4.h:
	* solib-svr4.c:
	* solib-sunos.c:
	* solib-som.h:
	* solib-som.c:
	* solib-pa64.h:
	* solib-pa64.c:
	* solib-osf.c:
	* solib-null.c:
	* solib-legacy.c:
	* solib-irix.c:
	* solib-frv.c:
	* solib-aix5.c:
	* sol-thread.c:
	* sparc64-linux-tdep.c:
	* sparc64-linux-nat.c:
	* sparc-tdep.h:
	* sparc-tdep.c:
	* sparc-sol2-tdep.c:
	* sparc-sol2-nat.c:
	* sparc-nat.h:
	* sparc-nat.c:
	* sparc-linux-tdep.c:
	* sparc-linux-nat.c:
	* source.h:
	* source.c:
	* somread.c:
	* solist.h:
	* solib.h:
	* std-regs.c:
	* stack.h:
	* stack.c:
	* stabsread.h:
	* sparcobsd-tdep.c:
	* sparcnbsd-tdep.c:
	* sparcnbsd-nat.c:
	* sparc64obsd-tdep.c:
	* sparc64nbsd-tdep.c:
	* sparc64nbsd-nat.c:
	* sparc64fbsd-tdep.c:
	* sparc64fbsd-nat.c:
	* sparc64-tdep.h:
	* sparc64-tdep.c:
	* sparc64-sol2-tdep.c:
	* sparc64-nat.c:
	* ui-file.c:
	* typeprint.h:
	* typeprint.c:
	* tramp-frame.h:
	* tramp-frame.c:
	* trad-frame.h:
	* trad-frame.c:
	* tracepoint.h:
	* top.c:
	* tobs.inc:
	* thread.c:
	* terminal.h:
	* target.h:
	* symfile.h:
	* stop-gdb.c:
	* vaxbsd-nat.c:
	* vax-tdep.h:
	* vax-tdep.c:
	* vax-nat.c:
	* varobj.h:
	* varobj.c:
	* value.h:
	* value.c:
	* valprint.h:
	* valprint.c:
	* v850-tdep.c:
	* uw-thread.c:
	* user-regs.c:
	* ui-out.h:
	* ui-out.c:
	* ui-file.h:
	* xcoffsolib.h:
	* xcoffsolib.c:
	* wrapper.c:
	* wince.c:
	* wince-stub.h:
	* wince-stub.c:
	* vaxobsd-tdep.c:
	* vaxnbsd-tdep.c:
	* gdb_gcore.sh:
	* copying.c:
	* configure.ac:
	* aclocal.m4:
	* acinclude.m4:
	* reply_mig_hack.awk:
	* observer.sh:
	* gdb_mbuild.sh:
	* arm-linux-tdep.c:
	* blockframe.c:
	* dbug-rom.c:
	* environ.h:
	* dwarf2loc.h:
	* gdb-events.sh:
	* glibc-tdep.h:
	* gdb_wait.h:
	* gdbthread.h:
	* i386-sol2-tdep.c:
	* hppabsd-tdep.c:
	* hppa-linux-nat.c:
	* hppa-hpux-nat.c:
	* ia64-linux-tdep.c:
	* infptrace.c:
	* linespec.h:
	* maint.c:
	* mips-mdebug-tdep.h:
	* remote-m32r-sdi.c:
	* s390-nat.c:
	* rs6000-nat.c:
	* remote-utils.h:
	* sh3-rom.c:
	* sh-linux-tdep.c:
	* top.h:
	* symtab.h:
	* symmisc.c:
	* symfile-mem.c:
	* srec.h:
	* user-regs.h:
	* version.h:
	* valarith.c:
	* xstormy16-tdep.c:
	* wrapper.h:
	* Makefile.in:
	* f-exp.y:
	* cris-tdep.c:
	* cp-name-parser.y:
	* procfs.c:
	* proc-utils.h:
	* proc-flags.c:
	* proc-api.c:
	* p-exp.y:
	* m68hc11-tdep.c:
	* m2-exp.y:
	* kod.h:
	* kod-cisco.c:
	* jv-exp.y:
	* hppa-linux-tdep.c: Add (c) after Copyright.  Update the FSF
	address.
2005-12-17 22:34:03 +00:00

396 lines
9.3 KiB
C
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/* Functions specific to running GDB native on HPPA running GNU/Linux.
Copyright (C) 2004, 2005 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
#include "defs.h"
#include "gdbcore.h"
#include "regcache.h"
#include "gdb_string.h"
#include "inferior.h"
#include "target.h"
#include "linux-nat.h"
#include <sys/procfs.h>
#include <sys/ptrace.h>
#include <linux/version.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,43)
#include <asm/offset.h>
#else
#include <asm/offsets.h>
#endif
#include "hppa-tdep.h"
/* Prototypes for supply_gregset etc. */
#include "gregset.h"
/* These must match the order of the register names.
Some sort of lookup table is needed because the offsets associated
with the registers are all over the board. */
static const int u_offsets[] =
{
/* general registers */
-1,
PT_GR1,
PT_GR2,
PT_GR3,
PT_GR4,
PT_GR5,
PT_GR6,
PT_GR7,
PT_GR8,
PT_GR9,
PT_GR10,
PT_GR11,
PT_GR12,
PT_GR13,
PT_GR14,
PT_GR15,
PT_GR16,
PT_GR17,
PT_GR18,
PT_GR19,
PT_GR20,
PT_GR21,
PT_GR22,
PT_GR23,
PT_GR24,
PT_GR25,
PT_GR26,
PT_GR27,
PT_GR28,
PT_GR29,
PT_GR30,
PT_GR31,
PT_SAR,
PT_IAOQ0,
PT_IASQ0,
PT_IAOQ1,
PT_IASQ1,
-1, /* eiem */
PT_IIR,
PT_ISR,
PT_IOR,
PT_PSW,
-1, /* goto */
PT_SR4,
PT_SR0,
PT_SR1,
PT_SR2,
PT_SR3,
PT_SR5,
PT_SR6,
PT_SR7,
-1, /* cr0 */
-1, /* pid0 */
-1, /* pid1 */
-1, /* ccr */
-1, /* pid2 */
-1, /* pid3 */
-1, /* cr24 */
-1, /* cr25 */
-1, /* cr26 */
PT_CR27,
-1, /* cr28 */
-1, /* cr29 */
-1, /* cr30 */
/* Floating point regs. */
PT_FR0, PT_FR0 + 4,
PT_FR1, PT_FR1 + 4,
PT_FR2, PT_FR2 + 4,
PT_FR3, PT_FR3 + 4,
PT_FR4, PT_FR4 + 4,
PT_FR5, PT_FR5 + 4,
PT_FR6, PT_FR6 + 4,
PT_FR7, PT_FR7 + 4,
PT_FR8, PT_FR8 + 4,
PT_FR9, PT_FR9 + 4,
PT_FR10, PT_FR10 + 4,
PT_FR11, PT_FR11 + 4,
PT_FR12, PT_FR12 + 4,
PT_FR13, PT_FR13 + 4,
PT_FR14, PT_FR14 + 4,
PT_FR15, PT_FR15 + 4,
PT_FR16, PT_FR16 + 4,
PT_FR17, PT_FR17 + 4,
PT_FR18, PT_FR18 + 4,
PT_FR19, PT_FR19 + 4,
PT_FR20, PT_FR20 + 4,
PT_FR21, PT_FR21 + 4,
PT_FR22, PT_FR22 + 4,
PT_FR23, PT_FR23 + 4,
PT_FR24, PT_FR24 + 4,
PT_FR25, PT_FR25 + 4,
PT_FR26, PT_FR26 + 4,
PT_FR27, PT_FR27 + 4,
PT_FR28, PT_FR28 + 4,
PT_FR29, PT_FR29 + 4,
PT_FR30, PT_FR30 + 4,
PT_FR31, PT_FR31 + 4,
};
CORE_ADDR
register_addr (int regno, CORE_ADDR blockend)
{
CORE_ADDR addr;
if ((unsigned) regno >= NUM_REGS)
error (_("Invalid register number %d."), regno);
if (u_offsets[regno] == -1)
addr = 0;
else
{
addr = (CORE_ADDR) u_offsets[regno];
}
return addr;
}
/*
* Registers saved in a coredump:
* gr0..gr31
* sr0..sr7
* iaoq0..iaoq1
* iasq0..iasq1
* sar, iir, isr, ior, ipsw
* cr0, cr24..cr31
* cr8,9,12,13
* cr10, cr15
*/
#define GR_REGNUM(_n) (HPPA_R0_REGNUM+_n)
#define TR_REGNUM(_n) (HPPA_TR0_REGNUM+_n)
static const int greg_map[] =
{
GR_REGNUM(0), GR_REGNUM(1), GR_REGNUM(2), GR_REGNUM(3),
GR_REGNUM(4), GR_REGNUM(5), GR_REGNUM(6), GR_REGNUM(7),
GR_REGNUM(8), GR_REGNUM(9), GR_REGNUM(10), GR_REGNUM(11),
GR_REGNUM(12), GR_REGNUM(13), GR_REGNUM(14), GR_REGNUM(15),
GR_REGNUM(16), GR_REGNUM(17), GR_REGNUM(18), GR_REGNUM(19),
GR_REGNUM(20), GR_REGNUM(21), GR_REGNUM(22), GR_REGNUM(23),
GR_REGNUM(24), GR_REGNUM(25), GR_REGNUM(26), GR_REGNUM(27),
GR_REGNUM(28), GR_REGNUM(29), GR_REGNUM(30), GR_REGNUM(31),
HPPA_SR4_REGNUM+1, HPPA_SR4_REGNUM+2, HPPA_SR4_REGNUM+3, HPPA_SR4_REGNUM+4,
HPPA_SR4_REGNUM, HPPA_SR4_REGNUM+5, HPPA_SR4_REGNUM+6, HPPA_SR4_REGNUM+7,
HPPA_PCOQ_HEAD_REGNUM, HPPA_PCOQ_TAIL_REGNUM,
HPPA_PCSQ_HEAD_REGNUM, HPPA_PCSQ_TAIL_REGNUM,
HPPA_SAR_REGNUM, HPPA_IIR_REGNUM, HPPA_ISR_REGNUM, HPPA_IOR_REGNUM,
HPPA_IPSW_REGNUM, HPPA_RCR_REGNUM,
TR_REGNUM(0), TR_REGNUM(1), TR_REGNUM(2), TR_REGNUM(3),
TR_REGNUM(4), TR_REGNUM(5), TR_REGNUM(6), TR_REGNUM(7),
HPPA_PID0_REGNUM, HPPA_PID1_REGNUM, HPPA_PID2_REGNUM, HPPA_PID3_REGNUM,
HPPA_CCR_REGNUM, HPPA_EIEM_REGNUM,
};
/* Fetch one register. */
static void
fetch_register (int regno)
{
int tid;
int val;
if (CANNOT_FETCH_REGISTER (regno))
{
regcache_raw_supply (current_regcache, regno, NULL);
return;
}
/* GNU/Linux LWP ID's are process ID's. */
tid = TIDGET (inferior_ptid);
if (tid == 0)
tid = PIDGET (inferior_ptid); /* Not a threaded program. */
errno = 0;
val = ptrace (PTRACE_PEEKUSER, tid, register_addr (regno, 0), 0);
if (errno != 0)
error (_("Couldn't read register %s (#%d): %s."), REGISTER_NAME (regno),
regno, safe_strerror (errno));
regcache_raw_supply (current_regcache, regno, &val);
}
/* Store one register. */
static void
store_register (int regno)
{
int tid;
int val;
if (CANNOT_STORE_REGISTER (regno))
return;
/* GNU/Linux LWP ID's are process ID's. */
tid = TIDGET (inferior_ptid);
if (tid == 0)
tid = PIDGET (inferior_ptid); /* Not a threaded program. */
errno = 0;
regcache_raw_collect (current_regcache, regno, &val);
ptrace (PTRACE_POKEUSER, tid, register_addr (regno, 0), val);
if (errno != 0)
error (_("Couldn't write register %s (#%d): %s."), REGISTER_NAME (regno),
regno, safe_strerror (errno));
}
/* Fetch registers from the child process. Fetch all registers if
regno == -1, otherwise fetch all general registers or all floating
point registers depending upon the value of regno. */
static void
hppa_linux_fetch_inferior_registers (int regno)
{
if (-1 == regno)
{
for (regno = 0; regno < NUM_REGS; regno++)
fetch_register (regno);
}
else
{
fetch_register (regno);
}
}
/* Store registers back into the inferior. Store all registers if
regno == -1, otherwise store all general registers or all floating
point registers depending upon the value of regno. */
static void
hppa_linux_store_inferior_registers (int regno)
{
if (-1 == regno)
{
for (regno = 0; regno < NUM_REGS; regno++)
store_register (regno);
}
else
{
store_register (regno);
}
}
/* Fill GDB's register array with the general-purpose register values
in *gregsetp. */
void
supply_gregset (gdb_gregset_t *gregsetp)
{
int i;
greg_t *regp = (elf_greg_t *) gregsetp;
for (i = 0; i < sizeof (greg_map) / sizeof (greg_map[0]); i++, regp++)
{
int regno = greg_map[i];
regcache_raw_supply (current_regcache, regno, regp);
}
}
/* Fill register regno (if it is a general-purpose register) in
*gregsetp with the appropriate value from GDB's register array.
If regno is -1, do this for all registers. */
void
fill_gregset (gdb_gregset_t *gregsetp, int regno)
{
int i;
for (i = 0; i < sizeof (greg_map) / sizeof (greg_map[0]); i++)
{
int mregno = greg_map[i];
if (regno == -1 || regno == mregno)
{
regcache_raw_collect(current_regcache, mregno, &(*gregsetp)[i]);
}
}
}
/* Given a pointer to a floating point register set in /proc format
(fpregset_t *), unpack the register contents and supply them as gdb's
idea of the current floating point register values. */
void
supply_fpregset (gdb_fpregset_t *fpregsetp)
{
int regi;
char *from;
for (regi = 0; regi <= 31; regi++)
{
from = (char *) &((*fpregsetp)[regi]);
regcache_raw_supply (current_regcache, 2*regi + HPPA_FP0_REGNUM, from);
regcache_raw_supply (current_regcache, 2*regi + HPPA_FP0_REGNUM + 1,
from + 4);
}
}
/* Given a pointer to a floating point register set in /proc format
(fpregset_t *), update the register specified by REGNO from gdb's idea
of the current floating point register set. If REGNO is -1, update
them all. */
void
fill_fpregset (gdb_fpregset_t *fpregsetp, int regno)
{
int i;
for (i = HPPA_FP0_REGNUM; i < HPPA_FP0_REGNUM + 32 * 2; i++)
{
/* Gross. fpregset_t is double, registers[x] has single
precision reg. */
char *to = (char *) &((*fpregsetp)[(i - HPPA_FP0_REGNUM) / 2]);
if ((i - HPPA_FP0_REGNUM) & 1)
to += 4;
regcache_raw_collect (current_regcache, i, to);
}
}
void _initialize_hppa_linux_nat (void);
void
_initialize_hppa_linux_nat (void)
{
struct target_ops *t;
/* Fill in the generic GNU/Linux methods. */
t = linux_target ();
/* Add our register access methods. */
t->to_fetch_registers = hppa_linux_fetch_inferior_registers;
t->to_store_registers = hppa_linux_store_inferior_registers;
/* Register the target. */
add_target (t);
}
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