RS/6000 portability changes (for hosting cross-debuggers).

[deliverable/binutils-gdb.git] / gdb / tm-tahoe.h

diff --git a/gdb/tm-tahoe.h b/gdb/tm-tahoe.h
index fddfb84a9ebe5f40ffc348fe9dac596dab6f2417..4640b9512ae4e0158232cb3018b1e203fb48f69f 100644 (file)
--- a/gdb/tm-tahoe.h
+++ b/gdb/tm-tahoe.h
@@ -3,19 +3,19 @@
 
 This file is part of GDB.
 
-GDB is free software; you can redistribute it and/or modify
+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 1, or (at your option)
-any later version.
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
 
-GDB is distributed in the hope that it will be useful,
+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 GDB; see the file COPYING.  If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /*
  * Ported by the State University of New York at Buffalo by the Distributed
@@ -30,10 +30,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define NAMES_HAVE_UNDERSCORE
 
-/* Debugger information will be in DBX format.  */
-
-#define READ_DBX_FORMAT
-
 /* Offset from address of function to start of its code.
    Zero on most machines.  */
 
@@ -71,6 +67,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define SAVED_PC_AFTER_CALL(frame) FRAME_SAVED_PC(frame)
 
 /* Wrong for cross-debugging.  I don't know the real values.  */
+#include <machine/param.h>
 #define TARGET_UPAGES UPAGES
 #define TARGET_NBPG NBPG
 
@@ -211,28 +208,16 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
    (its caller).
 
    FRAME_CHAIN takes a frame's nominal address
-   and produces the frame's chain-pointer.
-
-   FRAME_CHAIN_COMBINE takes the chain pointer and the frame's nominal address
-   and produces the nominal address of the caller frame.
-
-   However, if FRAME_CHAIN_VALID returns zero,
-   it means the given frame is the outermost one and has no caller.
-   In that case, FRAME_CHAIN_COMBINE is not used.  */
+   and produces the frame's chain-pointer. */
 
 /* In the case of the Tahoe, the frame's nominal address is the FP value,
    and it points to the old FP */
 
 #define FRAME_CHAIN(thisframe)  \
-  (outside_startup_file ((thisframe)->pc) ? \
+  (!inside_entry_file ((thisframe)->pc) ? \
    read_memory_integer ((thisframe)->frame, 4) :\
    0)
 
-#define FRAME_CHAIN_VALID(chain, thisframe) \
-  (chain != 0 && (outside_startup_file (FRAME_SAVED_PC (thisframe))))
-
-#define FRAME_CHAIN_COMBINE(chain, thisframe) (chain)
-
 /* Define other aspects of the stack frame.  */
 
 /* Saved PC */
@@ -242,7 +227,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 /* In most of GDB, getting the args address is too important to
    just say "I don't know". */
 
-#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame+4)
+#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame)
 
 /* Address to use as an anchor for finding local variables */
 
@@ -327,7 +312,7 @@ printf("POP_FRAME\n");                                                      \
 /* Insert the specified number of args and function address
    into a call sequence of the above form stored at DUMMYNAME.  */
 
-#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, type)   \
+#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, valtype, using_gcc) \
 { int temp = (int) fun;                                \
   *((char *) dummyname + 1) = nargs;           \
   bcopy(&temp,(char *)dummyname+3,4); }