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[patch/ob] Delete FRAME_CHAIN_COMBINE
- From: Andrew Cagney <ac131313 at cygnus dot com>
- To: gdb-patches at sources dot redhat dot com
- Date: Sun, 14 Apr 2002 09:37:05 -0400
- Subject: [patch/ob] Delete FRAME_CHAIN_COMBINE
FYI,
Turned out to not be used. Committed.
Andrew
2002-04-14 Andrew Cagney <ac131313@redhat.com>
* config/pa/tm-hppa.h (FRAME_CHAIN_COMBINE): Delete macro.
* blockframe.c (FRAME_CHAIN_COMBINE): Delete macro.
(get_prev_frame): Do not call FRAME_CHAIN_COMBINE.
Index: doc/ChangeLog
2002-04-14 Andrew Cagney <ac131313@redhat.com>
* gdbint.texinfo (Target Architecture Definition): Remove
FRAME_CHAIN_COMBINE.
Index: blockframe.c
===================================================================
RCS file: /cvs/src/src/gdb/blockframe.c,v
retrieving revision 1.23
diff -u -r1.23 blockframe.c
--- blockframe.c 10 Apr 2002 22:14:02 -0000 1.23
+++ blockframe.c 14 Apr 2002 13:32:48 -0000
@@ -303,12 +303,6 @@
return 0;
}
-/* Default a few macros that people seldom redefine. */
-
-#ifndef FRAME_CHAIN_COMBINE
-#define FRAME_CHAIN_COMBINE(chain, thisframe) (chain)
-#endif
-
/* Return a structure containing various interesting information
about the frame that called NEXT_FRAME. Returns NULL
if there is no such frame. */
@@ -379,7 +373,6 @@
address = FRAME_CHAIN (next_frame);
if (!FRAME_CHAIN_VALID (address, next_frame))
return 0;
- address = FRAME_CHAIN_COMBINE (address, next_frame);
}
if (address == 0)
return 0;
Index: config/pa/tm-hppa.h
===================================================================
RCS file: /cvs/src/src/gdb/config/pa/tm-hppa.h,v
retrieving revision 1.14
diff -u -r1.14 tm-hppa.h
--- config/pa/tm-hppa.h 29 Jan 2002 04:42:43 -0000 1.14
+++ config/pa/tm-hppa.h 14 Apr 2002 13:32:50 -0000
@@ -376,15 +376,8 @@
/* Describe the pointer in each stack frame to the previous stack frame
(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. */
+/* FRAME_CHAIN takes a frame's nominal address and produces the
+ frame's chain-pointer. */
/* In the case of the PA-RISC, the frame's nominal address
is the address of a 4-byte word containing the calling frame's
@@ -395,8 +388,6 @@
extern int hppa_frame_chain_valid (CORE_ADDR, struct frame_info *);
#define FRAME_CHAIN_VALID(chain, thisframe) hppa_frame_chain_valid (chain, thisframe)
-
-#define FRAME_CHAIN_COMBINE(chain, thisframe) (chain)
/* Define other aspects of the stack frame. */
Index: doc/gdbint.texinfo
===================================================================
RCS file: /cvs/src/src/gdb/doc/gdbint.texinfo,v
retrieving revision 1.74
diff -u -r1.74 gdbint.texinfo
--- doc/gdbint.texinfo 13 Apr 2002 15:56:42 -0000 1.74
+++ doc/gdbint.texinfo 14 Apr 2002 13:33:03 -0000
@@ -2935,12 +2935,6 @@
@findex FRAME_CHAIN
Given @var{frame}, return a pointer to the calling frame.
-@item FRAME_CHAIN_COMBINE(@var{chain}, @var{frame})
-@findex FRAME_CHAIN_COMBINE
-Define this to take the frame chain pointer and the frame's nominal
-address and produce the nominal address of the caller's frame.
-Presently only defined for HP PA.
-
@item FRAME_CHAIN_VALID(@var{chain}, @var{thisframe})
@findex FRAME_CHAIN_VALID
Define this to be an expression that returns zero if the given frame is