Add "make pdf" and "make install-pdf", from Brooks Moses

[deliverable/binutils-gdb.git] / gdb / ppc-linux-tdep.c

diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c
index e6d8941caa79a9c80ee35085723680c37f0af938..cf09a172fe7cf1d66edcb1bb83b87fe23764e5a8 100644 (file)
--- a/gdb/ppc-linux-tdep.c
+++ b/gdb/ppc-linux-tdep.c
@@ -1,7 +1,8 @@
 /* Target-dependent code for GDB, the GNU debugger.
 
-   Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996,
-   1997, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
+   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -17,8 +18,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
 
 #include "defs.h"
 #include "frame.h"
@@ -456,9 +457,9 @@ ppc_linux_skip_trampoline_code (CORE_ADDR pc)
    regard to removing breakpoints in some potentially self modifying
    code.  */
 int
-ppc_linux_memory_remove_breakpoint (CORE_ADDR addr,
-                                   gdb_byte *contents_cache)
+ppc_linux_memory_remove_breakpoint (struct bp_target_info *bp_tgt)
 {
+  CORE_ADDR addr = bp_tgt->placed_address;
   const unsigned char *bp;
   int val;
   int bplen;
@@ -475,7 +476,7 @@ ppc_linux_memory_remove_breakpoint (CORE_ADDR addr,
      program modified the code on us, so it is wrong to put back the
      old value */
   if (val == 0 && memcmp (bp, old_contents, bplen) == 0)
-    val = target_write_memory (addr, contents_cache, bplen);
+    val = target_write_memory (addr, bp_tgt->shadow_contents, bplen);
 
   return val;
 }
@@ -500,48 +501,6 @@ ppc_linux_return_value (struct gdbarch *gdbarch, struct type *valtype,
                                      writebuf);
 }
 
-/* Fetch (and possibly build) an appropriate link_map_offsets
-   structure for GNU/Linux PPC targets using the struct offsets
-   defined in link.h (but without actual reference to that file).
-
-   This makes it possible to access GNU/Linux PPC shared libraries
-   from a GDB that was not built on an GNU/Linux PPC host (for cross
-   debugging).  */
-
-struct link_map_offsets *
-ppc_linux_svr4_fetch_link_map_offsets (void)
-{
-  static struct link_map_offsets lmo;
-  static struct link_map_offsets *lmp = NULL;
-
-  if (lmp == NULL)
-    {
-      lmp = &lmo;
-
-      lmo.r_debug_size = 8;    /* The actual size is 20 bytes, but
-                                  this is all we need.  */
-      lmo.r_map_offset = 4;
-      lmo.r_map_size   = 4;
-
-      lmo.link_map_size = 20;  /* The actual size is 560 bytes, but
-                                  this is all we need.  */
-      lmo.l_addr_offset = 0;
-      lmo.l_addr_size   = 4;
-
-      lmo.l_name_offset = 4;
-      lmo.l_name_size   = 4;
-
-      lmo.l_next_offset = 12;
-      lmo.l_next_size   = 4;
-
-      lmo.l_prev_offset = 16;
-      lmo.l_prev_size   = 4;
-    }
-
-  return lmp;
-}
-
-
 /* Macros for matching instructions.  Note that, since all the
    operands are masked off before they're or-ed into the instruction,
    you can use -1 to make masks.  */
@@ -957,14 +916,18 @@ ppc_linux_sigtramp_cache (struct frame_info *next_frame,
   trad_frame_set_reg_addr (this_cache, tdep->ppc_cr_regnum,
                           gpregs + 38 * tdep->wordsize);
 
-  /* Floating point registers.  */
-  for (i = 0; i < 32; i++)
+  if (ppc_floating_point_unit_p (gdbarch))
     {
-      int regnum = i + FP0_REGNUM;
-      trad_frame_set_reg_addr (this_cache, regnum, fpregs + i * tdep->wordsize);
+      /* Floating point registers.  */
+      for (i = 0; i < 32; i++)
+       {
+         int regnum = i + FP0_REGNUM;
+         trad_frame_set_reg_addr (this_cache, regnum,
+                                  fpregs + i * tdep->wordsize);
+       }
+      trad_frame_set_reg_addr (this_cache, tdep->ppc_fpscr_regnum,
+                         fpregs + 32 * tdep->wordsize);
     }
-  trad_frame_set_reg_addr (this_cache, tdep->ppc_fpscr_regnum,
-                          fpregs + 32 * tdep->wordsize);
   trad_frame_set_id (this_cache, frame_id_build (base, func));
 }
 
@@ -1093,7 +1056,7 @@ ppc_linux_init_abi (struct gdbarch_info info,
       set_gdbarch_skip_trampoline_code (gdbarch,
                                         ppc_linux_skip_trampoline_code);
       set_solib_svr4_fetch_link_map_offsets
-        (gdbarch, ppc_linux_svr4_fetch_link_map_offsets);
+        (gdbarch, svr4_ilp32_fetch_link_map_offsets);
 
       /* Trampolines.  */
       tramp_frame_prepend_unwinder (gdbarch, &ppc32_linux_sigaction_tramp_frame);
@@ -1108,6 +1071,10 @@ ppc_linux_init_abi (struct gdbarch_info info,
         (gdbarch, ppc64_linux_convert_from_func_ptr_addr);
       set_gdbarch_skip_trampoline_code (gdbarch, ppc64_skip_trampoline_code);
 
+      /* Shared library handling.  */
+      set_solib_svr4_fetch_link_map_offsets
+        (gdbarch, svr4_lp64_fetch_link_map_offsets);
+
       /* Trampolines.  */
       tramp_frame_prepend_unwinder (gdbarch, &ppc64_linux_sigaction_tramp_frame);
       tramp_frame_prepend_unwinder (gdbarch, &ppc64_linux_sighandler_tramp_frame);