go32-nat.c h8300-tdep.c \
hppa-tdep.c hppa-hpux-tdep.c \
hppah-nat.c hpread.c \
+ hppa-linux-tdep.c hppa-linux-nat.c \
i386-tdep.c i386v-nat.c i386-linux-nat.c \
i386v4-nat.c i386ly-tdep.c i386-cygwin-tdep.c \
i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c i386fbsd-tdep.c \
$(frame_base_h) $(a_out_encap_h) $(gdb_stat_h) $(gdb_wait_h) \
$(gdbcore_h) $(gdbcmd_h) $(target_h) $(symfile_h) $(objfiles_h) \
$(hppa_tdep_h)
+hppa-linux-tdep.o: hppa-linux-tdep.c $(defs_h) $(gdbcore_h) $(osabi_h) \
+ $(target_h) $(objfiles_h) $(solib_svr4_h) $(glibc_tdep_h) \
+ $(frame_unwind_h) $(trad_frame_h) $(dwarf2_frame_h) $(hppa_tdep_h) \
+ $(elf_common_h)
+hppa-linux-nat.o: hppa-linux-nat.c $(defs_h) $(gdbcore_h) $(regcache_h) \
+ $(gdb_string_h) $(inferior_h)
hpread.o: hpread.c $(defs_h) $(bfd_h) $(gdb_string_h) $(hp_symtab_h) \
$(syms_h) $(symtab_h) $(symfile_h) $(objfiles_h) $(buildsym_h) \
$(complaints_h) $(gdb_stabs_h) $(gdbtypes_h) $(demangle_h) \
#include "gdbcore.h"
#include "regcache.h"
#include "gdb_string.h"
+#include "inferior.h"
#include <sys/procfs.h>
+#include <sys/ptrace.h>
#include <string.h>
#include <asm/offsets.h>
HPPA_CCR_REGNUM, HPPA_EIEM_REGNUM,
};
+
+
+/* Fetch one register. */
+
+static void
+fetch_register (int regno)
+{
+ int tid;
+ int val;
+
+ if (CANNOT_FETCH_REGISTER (regno))
+ {
+ supply_register (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. */
+
+void
+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. */
+
+void
+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)
{
for (i = 0; i < sizeof (greg_map) / sizeof (greg_map[0]); i++, regp++)
{
int regno = greg_map[i];
- int size = register_size (current_gdbarch, regno);
- /* When running a 64 bit kernel, a greg_t may be larger than the
- actual register, so just pick off the LS bits of big-endian word. */
- supply_register (regno, ((char *) (regp + 1)) - size);
+ supply_register (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;
- greg_t *regp = (greg_t *) gregsetp;
- memset (gregsetp, 0, sizeof (*gregsetp));
- for (i = 0; i < sizeof (greg_map) / sizeof (greg_map[0]); i++, regp++)
+ for (i = 0; i < sizeof (greg_map) / sizeof (greg_map[0]); i++)
{
- int regi = greg_map[i];
+ int mregno = greg_map[i];
- if (regno == -1 || regi == regno)
+ if (regno == -1 || regno == mregno)
{
- int rawsize = register_size (current_gdbarch, regi);
- regcache_collect (regi, ((char *) (regp + 1)) - rawsize);
+ regcache_collect(mregno, &(*gregsetp)[i]);
}
}
}
{
int i;
- for (i = 0; i < NUM_REGS; i++)
+ for (i = HPPA_FP0_REGNUM; i < HPPA_FP0_REGNUM + 32 * 2; i++)
{
- if (regno == -1 || regno == 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_collect (i, to);
- }
+ /* 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_collect (i, to);
}
}
projects / binutils-gdb.git / commitdiff