[ARC] Add checking for LP_COUNT reg usage, improve error reporting.

[deliverable/binutils-gdb.git] / gdb / vax-tdep.c

diff --git a/gdb/vax-tdep.c b/gdb/vax-tdep.c
index 0f470029cc17b1f78f5a9e34505ab6b94495cd13..9c562f13b5e3538b7e7170a2538fca91a1677cf2 100644 (file)
--- a/gdb/vax-tdep.c
+++ b/gdb/vax-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for the VAX.
 
-   Copyright (C) 1986-2014 Free Software Foundation, Inc.
+   Copyright (C) 1986-2016 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -71,7 +71,7 @@ static void
 vax_supply_gregset (const struct regset *regset, struct regcache *regcache,
                    int regnum, const void *gregs, size_t len)
 {
-  const gdb_byte *regs = gregs;
+  const gdb_byte *regs = (const gdb_byte *) gregs;
   int i;
 
   for (i = 0; i < VAX_NUM_REGS; i++)
@@ -89,17 +89,15 @@ static const struct regset vax_gregset =
   vax_supply_gregset
 };
 
-/* Return the appropriate register set for the core section identified
-   by SECT_NAME and SECT_SIZE.  */
+/* Iterate over core file register note sections.  */
 
-static const struct regset *
-vax_regset_from_core_section (struct gdbarch *gdbarch,
-                             const char *sect_name, size_t sect_size)
+static void
+vax_iterate_over_regset_sections (struct gdbarch *gdbarch,
+                                 iterate_over_regset_sections_cb *cb,
+                                 void *cb_data,
+                                 const struct regcache *regcache)
 {
-  if (strcmp (sect_name, ".reg") == 0 && sect_size >= VAX_NUM_REGS * 4)
-    return &vax_gregset;
-
-  return NULL;
+  cb (".reg", VAX_NUM_REGS * 4, &vax_gregset, NULL, cb_data);
 }
 \f
 /* The VAX UNIX calling convention uses R1 to pass a structure return
@@ -253,15 +251,10 @@ vax_return_value (struct gdbarch *gdbarch, struct value *function,
    encode a breakpoint instruction, store the length of the string in
    *LEN and optionally adjust *PC to point to the correct memory
    location for inserting the breakpoint.  */
-   
-static const gdb_byte *
-vax_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pc, int *len)
-{
-  static gdb_byte break_insn[] = { 3 };
 
-  *len = sizeof (break_insn);
-  return break_insn;
-}
+constexpr gdb_byte vax_break_insn[] = { 3 };
+
+typedef BP_MANIPULATION (vax_break_insn) vax_breakpoint;
 \f
 /* Advance PC across any function entry prologue instructions
    to reach some "real" code.  */
@@ -320,7 +313,7 @@ vax_frame_cache (struct frame_info *this_frame, void **this_cache)
   int regnum;
 
   if (*this_cache)
-    return *this_cache;
+    return (struct vax_frame_cache *) *this_cache;
 
   /* Allocate a new cache.  */
   cache = FRAME_OBSTACK_ZALLOC (struct vax_frame_cache);
@@ -483,8 +476,8 @@ vax_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   set_gdbarch_pc_regnum (gdbarch, VAX_PC_REGNUM);
   set_gdbarch_ps_regnum (gdbarch, VAX_PS_REGNUM);
 
-  set_gdbarch_regset_from_core_section
-    (gdbarch, vax_regset_from_core_section);
+  set_gdbarch_iterate_over_regset_sections
+    (gdbarch, vax_iterate_over_regset_sections);
 
   /* Frame and stack info */
   set_gdbarch_skip_prologue (gdbarch, vax_skip_prologue);
@@ -502,7 +495,8 @@ vax_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   set_gdbarch_dummy_id (gdbarch, vax_dummy_id);
 
   /* Breakpoint info */
-  set_gdbarch_breakpoint_from_pc (gdbarch, vax_breakpoint_from_pc);
+  set_gdbarch_breakpoint_kind_from_pc (gdbarch, vax_breakpoint::kind_from_pc);
+  set_gdbarch_sw_breakpoint_from_kind (gdbarch, vax_breakpoint::bp_from_kind);
 
   /* Misc info */
   set_gdbarch_deprecated_function_start_offset (gdbarch, 2);