*** empty log message ***

[deliverable/binutils-gdb.git] / gdb / ppc-tdep.h

diff --git a/gdb/ppc-tdep.h b/gdb/ppc-tdep.h
index a2c77da61b69fe413aa68de0001d2e7baa52b14a..8d1c8a223a8bdcb2b4e9b43e9c20137c9fdeaebf 100644 (file)
--- a/gdb/ppc-tdep.h
+++ b/gdb/ppc-tdep.h
@@ -1,7 +1,7 @@
 /* Target-dependent code for GDB, the GNU debugger.
 
-   Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation,
-   Inc.
+   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -17,8 +17,8 @@
 
    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.  */
 
 #ifndef PPC_TDEP_H
 #define PPC_TDEP_H
@@ -56,8 +56,7 @@ CORE_ADDR ppc64_sysv_abi_push_dummy_call (struct gdbarch *gdbarch,
                                          CORE_ADDR struct_addr);
 CORE_ADDR ppc64_sysv_abi_adjust_breakpoint_address (struct gdbarch *gdbarch,
                                                    CORE_ADDR bpaddr);
-int ppc_linux_memory_remove_breakpoint (CORE_ADDR addr,
-                                       gdb_byte *contents_cache);
+int ppc_linux_memory_remove_breakpoint (struct bp_target_info *bp_tgt);
 struct link_map_offsets *ppc_linux_svr4_fetch_link_map_offsets (void);
 void ppc_linux_supply_gregset (struct regcache *regcache,
                               int regnum, const void *gregs, size_t size,
@@ -152,31 +151,41 @@ struct gdbarch_tdep
     int ppc_ctr_regnum;                /* Count register */
     int ppc_xer_regnum;                /* Integer exception register */
 
-    /* On PPC and RS6000 variants that have no floating-point
-       registers, the next two members will be -1.  */
+    /* Not all PPC and RS6000 variants will have the registers
+       represented below.  A -1 is used to indicate that the register
+       is not present in this variant.  */
+
+    /* Floating-point registers.  */
     int ppc_fp0_regnum;         /* floating-point register 0 */
-    int ppc_fpscr_regnum;      /* Floating point status and condition
-                                  register */
+    int ppc_fpscr_regnum;      /* fp status and condition register */
+
+    /* Segment registers.  */
+    int ppc_sr0_regnum;         /* segment register 0 */
 
-    int ppc_sr0_regnum;         /* segment register 0, or -1 on
-                                   variants that have no segment
-                                   registers.  */
+    /* Multiplier-Quotient Register (older POWER architectures only).  */
+    int ppc_mq_regnum;
 
-    int ppc_mq_regnum;         /* Multiply/Divide extension register */
+    /* Altivec registers.  */
     int ppc_vr0_regnum;                /* First AltiVec register */
     int ppc_vrsave_regnum;     /* Last AltiVec register */
+
+    /* SPE registers.  */
     int ppc_ev0_upper_regnum;   /* First GPR upper half register */
     int ppc_ev0_regnum;         /* First ev register */
     int ppc_ev31_regnum;        /* Last ev register */
     int ppc_acc_regnum;         /* SPE 'acc' register */
     int ppc_spefscr_regnum;     /* SPE 'spefscr' register */
-    int lr_frame_offset;       /* Offset to ABI specific location where
-                                   link register is saved.  */
+
+    /* Offset to ABI specific location where link register is saved.  */
+    int lr_frame_offset;       
 
     /* An array of integers, such that sim_regno[I] is the simulator
        register number for GDB register number I, or -1 if the
        simulator does not implement that register.  */
     int *sim_regno;
+
+    /* Minimum possible text address.  */
+    CORE_ADDR text_segment_base;
 };
 
 
@@ -374,4 +383,10 @@ enum
     ppc_spr_pbu2      = 1023
   };
 
-#endif
+/* Instruction size.  */
+#define PPC_INSN_SIZE 4
+
+/* Estimate for the maximum number of instrctions in a function epilogue.  */
+#define PPC_MAX_EPILOGUE_INSTRUCTIONS  52
+
+#endif /* ppc-tdep.h */