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[obish] Zap #ifdef SYSCALL_TRAP code in m68k
- From: Andrew Cagney <cagney at gnu dot org>
- To: gdb-patches at sources dot redhat dot com
- Date: Wed, 04 Feb 2004 20:18:14 -0500
- Subject: [obish] Zap #ifdef SYSCALL_TRAP code in m68k
FYI,
Other cleanups left GDB with no definition of SYSCALL_TRAP. This
deletes the now defunct code. Committed.
Andrew
2004-02-04 Andrew Cagney <cagney@redhat.com>
* m68k-tdep.c (m68k_saved_pc_after_call): Delete #ifdef
SYSCALL_TRAP function.
(m68k_gdbarch_init): Delete #ifdef SYSCALL_TRAP code.
Index: m68k-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/m68k-tdep.c,v
retrieving revision 1.78
diff -u -r1.78 m68k-tdep.c
--- m68k-tdep.c 26 Jan 2004 20:52:11 -0000 1.78
+++ m68k-tdep.c 5 Feb 2004 01:16:07 -0000
@@ -1037,26 +1037,6 @@
return 1;
}
-#ifdef SYSCALL_TRAP
-/* Immediately after a function call, return the saved pc before the frame
- is setup. For sun3's, we check for the common case of being inside of a
- system call, and if so, we know that Sun pushes the call # on the stack
- prior to doing the trap. */
-
-static CORE_ADDR
-m68k_saved_pc_after_call (struct frame_info *frame)
-{
- int op;
-
- op = read_memory_unsigned_integer (frame->pc - SYSCALL_TRAP_OFFSET, 2);
-
- if (op == SYSCALL_TRAP)
- return read_memory_unsigned_integer (read_register (SP_REGNUM) + 4, 4);
- else
- return read_memory_unsigned_integer (read_register (SP_REGNUM), 4);
-}
-#endif /* SYSCALL_TRAP */
-
/* Function: m68k_gdbarch_init
Initializer function for the m68k gdbarch vector.
Called by gdbarch. Sets up the gdbarch vector(s) for this target. */
@@ -1079,9 +1059,6 @@
set_gdbarch_long_double_bit (gdbarch, 96);
set_gdbarch_skip_prologue (gdbarch, m68k_skip_prologue);
-#ifdef SYSCALL_TRAP
- set_gdbarch_deprecated_saved_pc_after_call (gdbarch, m68k_saved_pc_after_call);
-#endif
set_gdbarch_breakpoint_from_pc (gdbarch, m68k_local_breakpoint_from_pc);
/* Stack grows down. */