2005-02-17 Andrew Cagney <cagney@gnu.org>

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

diff --git a/gdb/frv-tdep.h b/gdb/frv-tdep.h
index 3bb9d84d3f8b32627975264dfdd99e27e30c7509..73122a6240b13d019d5edcb17c0c51ccf4dac588 100644 (file)
--- a/gdb/frv-tdep.h
+++ b/gdb/frv-tdep.h
@@ -25,6 +25,75 @@ enum frv_abi
     FRV_ABI_FDPIC
   };
 
+/* Register numbers.  The order in which these appear define the
+   remote protocol, so take care in changing them.  */
+enum {
+  /* Register numbers 0 -- 63 are always reserved for general-purpose
+     registers.  The chip at hand may have less.  */
+  first_gpr_regnum = 0,
+  sp_regnum = 1,
+  fp_regnum = 2,
+  struct_return_regnum = 3,
+  last_gpr_regnum = 63,
+
+  /* Register numbers 64 -- 127 are always reserved for floating-point
+     registers.  The chip at hand may have less.  */
+  first_fpr_regnum = 64,
+  last_fpr_regnum = 127,
+
+  /* The PC register.  */
+  pc_regnum = 128,
+
+  /* Register numbers 129 on up are always reserved for special-purpose
+     registers.  */
+  first_spr_regnum = 129,
+  psr_regnum = 129,
+  ccr_regnum = 130,
+  cccr_regnum = 131,
+  fdpic_loadmap_exec_regnum = 132,
+  fdpic_loadmap_interp_regnum = 133,
+  tbr_regnum = 135,
+  brr_regnum = 136,
+  dbar0_regnum = 137,
+  dbar1_regnum = 138,
+  dbar2_regnum = 139,
+  dbar3_regnum = 140,
+  scr0_regnum = 141,
+  scr1_regnum = 142,
+  scr2_regnum = 143,
+  scr3_regnum = 144,
+  lr_regnum = 145,
+  lcr_regnum = 146,
+  iacc0h_regnum = 147,
+  iacc0l_regnum = 148,
+  fsr0_regnum = 149,
+  acc0_regnum = 150,
+  acc7_regnum = 157,
+  accg0123_regnum = 158,
+  accg4567_regnum = 159,
+  msr0_regnum = 160,
+  msr1_regnum = 161,
+  gner0_regnum = 162,
+  gner1_regnum = 163,
+  fner0_regnum = 164,
+  fner1_regnum = 165,
+  last_spr_regnum = 165,
+
+  /* The total number of registers we know exist.  */
+  frv_num_regs = last_spr_regnum + 1,
+
+  /* Pseudo registers */
+  first_pseudo_regnum = frv_num_regs,
+
+  /* iacc0 - the 64-bit concatenation of iacc0h and iacc0l.  */
+  iacc0_regnum = first_pseudo_regnum + 0,
+  accg0_regnum = first_pseudo_regnum + 1,
+  accg7_regnum = accg0_regnum + 7,
+
+  last_pseudo_regnum = accg7_regnum,
+  frv_num_pseudo_regs = last_pseudo_regnum - first_pseudo_regnum + 1,
+};
+
 /* Return the FR-V ABI associated with GDBARCH.  */
 enum frv_abi frv_abi (struct gdbarch *gdbarch);
 
@@ -33,3 +102,12 @@ enum frv_abi frv_abi (struct gdbarch *gdbarch);
    not.  (E.g, -1 will be returned if the ABI isn't the FDPIC ABI.)  */
 int frv_fdpic_loadmap_addresses (struct gdbarch *gdbarch,
                                  CORE_ADDR *interp_addr, CORE_ADDR *exec_addr);
+
+/* Given a function entry point, find and return the GOT address for the
+   containing load module.  */
+CORE_ADDR frv_fdpic_find_global_pointer (CORE_ADDR addr);
+
+/* Given a function entry point, find and return the canonical descriptor
+   for that function, if one exists.  If no canonical descriptor could
+   be found, return 0.  */
+CORE_ADDR frv_fdpic_find_canonical_descriptor (CORE_ADDR entry_point);