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authorKevin Buettner <kevinb@redhat.com>2002-12-21 05:07:36 +0000
committerKevin Buettner <kevinb@redhat.com>2002-12-21 05:07:36 +0000
commit96bb4d5a35520c49e0b6027a5534335433071c99 (patch)
tree458793349b53307e50ec9ace7ad7e720ab781954 /gdb
parentef7550d5b71c6856a0ce1a715b07416eb2f2b30b (diff)
downloadgdb-96bb4d5a35520c49e0b6027a5534335433071c99.tar.gz
Multiarch SVR4_FETCH_LINK_MAP_OFFSETS and GET_LONGJMP_TARGET for GNU/Linux/MIPS.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog14
-rw-r--r--gdb/Makefile.in2
-rw-r--r--gdb/config/mips/tm-linux.h19
-rw-r--r--gdb/mips-linux-tdep.c19
4 files changed, 32 insertions, 22 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index cdd814d0805..caf57c3d135 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,17 @@
+2002-12-20 Kevin Buettner <kevinb@redhat.com>
+
+ * Makefile.in (mips-linux-tdep.o): Add $(osabi_h) and $(gdb_string_h).
+ * config/mips/tm-linux.h (mips_linux_svr4_fetch_link_map_offsets)
+ (mips_linux_get_longjmp_target): Delete declarations.
+ (SVR4_FETCH_LINK_MAP_OFFSETS, GET_LONGJMP_TARGET)
+ (MIPS_LINUX_JB_ELEMENT_SIZE, MIPS_LINUX_JB_PC): Delete definitions.
+ * mips-linux-tdep.c (osabi.h, gdb_string.h): Include.
+ (MIPS_LINUX_JB_ELEMENT_SIZE, MIPS_LINUX_JB_PC): Define.
+ (mips_linux_get_longjmp_target)
+ (mips_linux_svr4_fetch_link_map_offsets): Make static.
+ (mips_linux_init_abi): New function.
+ (_initialize_mips_linux_tdep): Register mips_linux_init_abi().
+
2002-12-19 Keith Seitz <keiths@redhat.com>
patch committed by Elena Zannoni <ezannoni@redhat.com>
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index b5037d2c7d7..f4c72bfe16a 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -1946,7 +1946,7 @@ minsyms.o: minsyms.c $(defs_h) $(gdb_string_h) $(symtab_h) $(bfd_h) \
mips-irix-tdep.o: mips-irix-tdep.c $(defs_h) $(osabi_h) $(elf_bfd_h)
mips-linux-nat.o: mips-linux-nat.c $(defs_h)
mips-linux-tdep.o: mips-linux-tdep.c $(defs_h) $(gdbcore_h) $(target_h) \
- $(solib_svr4_h)
+ $(solib_svr4_h) $(osabi_h) $(gdb_string_h)
mips-nat.o: mips-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) $(regcache_h)
mips-tdep.o: mips-tdep.c $(defs_h) $(gdb_string_h) $(frame_h) $(inferior_h) \
$(symtab_h) $(value_h) $(gdbcmd_h) $(language_h) $(gdbcore_h) \
diff --git a/gdb/config/mips/tm-linux.h b/gdb/config/mips/tm-linux.h
index 60e9bee8782..c049c29aa72 100644
--- a/gdb/config/mips/tm-linux.h
+++ b/gdb/config/mips/tm-linux.h
@@ -40,25 +40,6 @@
#include "config/tm-linux.h"
-/* Use target_specific function to define link map offsets. */
-
-extern struct link_map_offsets *mips_linux_svr4_fetch_link_map_offsets (void);
-#define SVR4_FETCH_LINK_MAP_OFFSETS() \
- mips_linux_svr4_fetch_link_map_offsets ()
-
-/* Details about jmp_buf. */
-
-#define MIPS_LINUX_JB_ELEMENT_SIZE 4
-#define MIPS_LINUX_JB_PC 0
-
-/* Figure out where the longjmp will land. Slurp the arguments out of the
- stack. We expect the first arg to be a pointer to the jmp_buf structure
- from which we extract the pc (JB_PC) that we will land at. The pc is
- copied into ADDR. This routine returns 1 on success. */
-
-#define GET_LONGJMP_TARGET(ADDR) mips_linux_get_longjmp_target(ADDR)
-extern int mips_linux_get_longjmp_target (CORE_ADDR *);
-
/* We do single stepping in software. */
#define SOFTWARE_SINGLE_STEP_P() 1
diff --git a/gdb/mips-linux-tdep.c b/gdb/mips-linux-tdep.c
index 9ad457b0352..3a40670d712 100644
--- a/gdb/mips-linux-tdep.c
+++ b/gdb/mips-linux-tdep.c
@@ -23,6 +23,8 @@
#include "gdbcore.h"
#include "target.h"
#include "solib-svr4.h"
+#include "osabi.h"
+#include "gdb_string.h"
/* Copied from <asm/elf.h>. */
#define ELF_NGREG 45
@@ -60,7 +62,10 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
which we extract the pc (MIPS_LINUX_JB_PC) that we will land at. The pc
is copied into PC. This routine returns 1 on success. */
-int
+#define MIPS_LINUX_JB_ELEMENT_SIZE 4
+#define MIPS_LINUX_JB_PC 0
+
+static int
mips_linux_get_longjmp_target (CORE_ADDR *pc)
{
CORE_ADDR jb_addr;
@@ -309,7 +314,7 @@ static struct core_fns regset_core_fns =
This makes it possible to access GNU/Linux MIPS shared libraries from a
GDB that was built on a different host platform (for cross debugging). */
-struct link_map_offsets *
+static struct link_map_offsets *
mips_linux_svr4_fetch_link_map_offsets (void)
{
static struct link_map_offsets lmo;
@@ -342,8 +347,18 @@ mips_linux_svr4_fetch_link_map_offsets (void)
return lmp;
}
+static void
+mips_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ set_gdbarch_get_longjmp_target (gdbarch, mips_linux_get_longjmp_target);
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, mips_linux_svr4_fetch_link_map_offsets);
+}
+
void
_initialize_mips_linux_tdep (void)
{
+ gdbarch_register_osabi (bfd_arch_mips, GDB_OSABI_LINUX,
+ mips_linux_init_abi);
add_core_fns (&regset_core_fns);
}