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authorAndrew Cagney <cagney@redhat.com>2000-11-08 12:26:15 +0000
committerAndrew Cagney <cagney@redhat.com>2000-11-08 12:26:15 +0000
commit2765b7984ff06062a2159d988c646e6600263b6b (patch)
tree94311d6190788060419acd3fd12f41f8296167c0 /gdb
parentf4281f55cf61201c863196fb56bb39b751c364c5 (diff)
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Work around targets that don't yet define JB_PC or JB_ELEMENT_SIZE.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog5
-rw-r--r--gdb/m68k-tdep.c10
2 files changed, 15 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 00e214d..bf28a84 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+Wed Nov 8 23:08:48 2000 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * m68k-tdep.c (m68k_get_longjmp_target): Work around targets that
+ don't define JB_PC or JB_ELEMENT_SIZE.
+
Wed Nov 8 22:46:43 2000 Andrew Cagney <cagney@b1.cygnus.com>
* m68k-tdep.c (m68k_get_longjmp_target): Rename function
diff --git a/gdb/m68k-tdep.c b/gdb/m68k-tdep.c
index f9b105d..5a77156 100644
--- a/gdb/m68k-tdep.c
+++ b/gdb/m68k-tdep.c
@@ -642,9 +642,15 @@ fill_fpregset (fpregset_t *fpregsetp, int regno)
we extract the pc (JB_PC) that we will land at. The pc is copied into PC.
This routine returns true on success. */
+/* NOTE: cagney/2000-11-08: For this function to be fully multi-arched
+ the macro's JB_PC and JB_ELEMENT_SIZE would need to be moved into
+ the ``struct gdbarch_tdep'' object and then set on a target ISA/ABI
+ dependant basis. */
+
int
m68k_get_longjmp_target (CORE_ADDR *pc)
{
+#if defined (JB_PC) && defined (JB_ELEMENT_SIZE)
char *buf;
CORE_ADDR sp, jb_addr;
@@ -665,6 +671,10 @@ m68k_get_longjmp_target (CORE_ADDR *pc)
*pc = extract_address (buf, TARGET_PTR_BIT / TARGET_CHAR_BIT);
return 1;
+#else
+ internal_error ("m68k_get_longjmp_target: not implemented");
+ return 0;
+#endif
}
/* Immediately after a function call, return the saved pc before the frame