* frame.c (find_saved_register): Delete #ifdef

HAVE_REGISTER_WINDOWS code.
* config/sparc/tm-sparc.h: Update comments.
* config/i960/tm-i960.h (HAVE_REGISTER_WINDOWS): Delete macro.
* gdbint.texinfo (Target Architecture Definition): Delete
definition of HAVE_REGISTER_WINDOWS.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 5d55cc89398b2d054fe850d371453d8e1aeb27d5..ec6276c3fb38641649a20de3f07d071083ce9743 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2002-04-21  Andrew Cagney  <ac131313@redhat.com>
+
+       * frame.c (find_saved_register): Delete #ifdef
+       HAVE_REGISTER_WINDOWS code.
+       * config/sparc/tm-sparc.h: Update comments.
+       * config/i960/tm-i960.h (HAVE_REGISTER_WINDOWS): Delete macro.
+
 2002-04-21  Andrew Cagney  <ac131313@redhat.com>
 
        * i960-tdep.c (i960_find_saved_register): New function.

diff --git a/gdb/config/i960/tm-i960.h b/gdb/config/i960/tm-i960.h
index c01ac14aebe88a312174cb067f0047326ff5a6f4..40bec42cecd5177a055b487172b6129819a071f0 100644 (file)
--- a/gdb/config/i960/tm-i960.h
+++ b/gdb/config/i960/tm-i960.h
@@ -116,8 +116,6 @@ extern CORE_ADDR saved_pc_after_call ();
 
 /* The i960 has register windows, sort of.  */
 
-#define HAVE_REGISTER_WINDOWS
-
 extern void i960_get_saved_register (char *raw_buffer,
                                     int *optimized,
                                     CORE_ADDR *addrp,

diff --git a/gdb/config/sparc/tm-sparc.h b/gdb/config/sparc/tm-sparc.h
index 4db7ab70ee1f07727f58cb21cbc3adf04beb2d77..2078d4c3dc95654de1f09c969c955e2fd421dafe 100644 (file)
--- a/gdb/config/sparc/tm-sparc.h
+++ b/gdb/config/sparc/tm-sparc.h
@@ -468,9 +468,8 @@ extern CORE_ADDR sparc_skip_prologue (CORE_ADDR, int);
   /* time of the register saves.  */ \
   int sp_offset;
 
-/* We need to override GET_SAVED_REGISTER so that we can deal with the way
-   outs change into ins in different frames.  HAVE_REGISTER_WINDOWS can't
-   deal with this case and also handle flat frames at the same time.  */
+/* We need to override GET_SAVED_REGISTER so that we can deal with the
+   way outs change into ins in different frames.  */
 
 void sparc_get_saved_register (char *raw_buffer,
                               int *optimized,

diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index c5241c4af5fcff0775135ff46eece32889cf3c95..6cb5b17d0a85f39f20040f03123eb150cdd40909 100644 (file)
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,8 @@
+2002-04-21  Andrew Cagney  <ac131313@redhat.com>
+
+       * gdbint.texinfo (Target Architecture Definition): Delete
+       definition of HAVE_REGISTER_WINDOWS.
+
 2002-04-19  Eli Zaretskii  <eliz@is.elta.co.il>
 
        * gdbint.texinfo (Releasing GDB, Coding): Fix typos.  Reported by

diff --git a/gdb/doc/gdbint.texinfo b/gdb/doc/gdbint.texinfo
index 5c4ee76a5423d288066256bdb5c9ceccb2ea6853..408e043a9ba1bf1b6dd336d41875c38fd0c4af38 100644 (file)
--- a/gdb/doc/gdbint.texinfo
+++ b/gdb/doc/gdbint.texinfo
@@ -3044,10 +3044,6 @@ pointer.  It examines the current state of the machine as needed.
 Define this if you need to supply your own definition for the function
 @code{get_saved_register}.
 
-@item HAVE_REGISTER_WINDOWS
-@findex HAVE_REGISTER_WINDOWS
-Define this if the target has register windows.
-
 @item REGISTER_IN_WINDOW_P (@var{regnum})
 @findex REGISTER_IN_WINDOW_P
 Define this to be an expression that is 1 if the given register is in

diff --git a/gdb/frame.c b/gdb/frame.c
index 819ee2cb0175a21d1103bd426df37cc99b5929f2..27531501d59adb18cfad711efbf952b453b5275f 100644 (file)
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -43,39 +43,6 @@ find_saved_register (struct frame_info *frame, int regnum)
   if (frame == NULL)           /* No regs saved if want current frame */
     return 0;
 
-#ifdef HAVE_REGISTER_WINDOWS
-  /* We assume that a register in a register window will only be saved
-     in one place (since the name changes and/or disappears as you go
-     towards inner frames), so we only call get_frame_saved_regs on
-     the current frame.  This is directly in contradiction to the
-     usage below, which assumes that registers used in a frame must be
-     saved in a lower (more interior) frame.  This change is a result
-     of working on a register window machine; get_frame_saved_regs
-     always returns the registers saved within a frame, within the
-     context (register namespace) of that frame. */
-
-  /* However, note that we don't want this to return anything if
-     nothing is saved (if there's a frame inside of this one).  Also,
-     callers to this routine asking for the stack pointer want the
-     stack pointer saved for *this* frame; this is returned from the
-     next frame.  */
-
-  if (REGISTER_IN_WINDOW_P (regnum))
-    {
-      frame1 = get_next_frame (frame);
-      if (!frame1)
-       return 0;               /* Registers of this frame are active.  */
-
-      /* Get the SP from the next frame in; it will be this
-         current frame.  */
-      if (regnum != SP_REGNUM)
-       frame1 = frame;
-
-      FRAME_INIT_SAVED_REGS (frame1);
-      return frame1->saved_regs[regnum];       /* ... which might be zero */
-    }
-#endif /* HAVE_REGISTER_WINDOWS */
-
   /* Note that this next routine assumes that registers used in
      frame x will be saved only in the frame that x calls and
      frames interior to it.  This is not true on the sparc, but the