btrace: Replace struct btrace_function::segment.

[deliverable/binutils-gdb.git] / gdb / mn10300-tdep.c

diff --git a/gdb/mn10300-tdep.c b/gdb/mn10300-tdep.c
index bc21465a7de322acea4cbd1c80e32a7dafc9bd40..f8dd762cf0a27d6e84c28da3021a9c7971743b9e 100644 (file)
--- a/gdb/mn10300-tdep.c
+++ b/gdb/mn10300-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for the Matsushita MN10300 for GDB, the GNU debugger.
 
-   Copyright (C) 1996-2014 Free Software Foundation, Inc.
+   Copyright (C) 1996-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,7 +22,6 @@
 #include "dis-asm.h"
 #include "gdbtypes.h"
 #include "regcache.h"
-#include <string.h>
 #include "gdbcore.h"   /* For write_memory_unsigned_integer.  */
 #include "value.h"
 #include "frame.h"
@@ -97,6 +96,7 @@ mn10300_type_align (struct type *type)
     case TYPE_CODE_FLT:
     case TYPE_CODE_PTR:
     case TYPE_CODE_REF:
+    case TYPE_CODE_RVALUE_REF:
       return TYPE_LENGTH (type);
 
     case TYPE_CODE_COMPLEX:
@@ -246,8 +246,8 @@ mn10300_return_value (struct gdbarch *gdbarch, struct value *function,
   return RETURN_VALUE_REGISTER_CONVENTION;
 }
 
-static char *
-register_name (int reg, char **regs, long sizeof_regs)
+static const char *
+register_name (int reg, const char **regs, long sizeof_regs)
 {
   if (reg < 0 || reg >= sizeof_regs / sizeof (regs[0]))
     return NULL;
@@ -258,7 +258,7 @@ register_name (int reg, char **regs, long sizeof_regs)
 static const char *
 mn10300_generic_register_name (struct gdbarch *gdbarch, int reg)
 {
-  static char *regs[] =
+  static const char *regs[] =
   { "d0", "d1", "d2", "d3", "a0", "a1", "a2", "a3",
     "sp", "pc", "mdr", "psw", "lir", "lar", "", "",
     "", "", "", "", "", "", "", "",
@@ -271,7 +271,7 @@ mn10300_generic_register_name (struct gdbarch *gdbarch, int reg)
 static const char *
 am33_register_name (struct gdbarch *gdbarch, int reg)
 {
-  static char *regs[] =
+  static const char *regs[] =
   { "d0", "d1", "d2", "d3", "a0", "a1", "a2", "a3",
     "sp", "pc", "mdr", "psw", "lir", "lar", "",
     "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
@@ -283,7 +283,7 @@ am33_register_name (struct gdbarch *gdbarch, int reg)
 static const char *
 am33_2_register_name (struct gdbarch *gdbarch, int reg)
 {
-  static char *regs[] =
+  static const char *regs[] =
   {
     "d0", "d1", "d2", "d3", "a0", "a1", "a2", "a3",
     "sp", "pc", "mdr", "psw", "lir", "lar", "mdrq", "r0",
@@ -323,15 +323,9 @@ mn10300_write_pc (struct regcache *regcache, CORE_ADDR val)
    The Matsushita mn10x00 processors have single byte instructions
    so we need a single byte breakpoint.  Matsushita hasn't defined
    one, so we defined it ourselves.  */
+constexpr gdb_byte mn10300_break_insn[] = {0xff};
 
-static const unsigned char *
-mn10300_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *bp_addr,
-                           int *bp_size)
-{
-  static gdb_byte breakpoint[] = {0xff};
-  *bp_size = 1;
-  return breakpoint;
-}
+typedef BP_MANIPULATION (mn10300_break_insn) mn10300_breakpoint;
 
 /* Model the semantics of pushing a register onto the stack.  This
    is a helper function for mn10300_analyze_prologue, below.  */
@@ -1093,10 +1087,12 @@ mn10300_analyze_frame_prologue (struct frame_info *this_frame,
         stop_addr = func_start;
 
       mn10300_analyze_prologue (get_frame_arch (this_frame),
-                                func_start, stop_addr, *this_prologue_cache);
+                               func_start, stop_addr,
+                               ((struct mn10300_prologue *)
+                                *this_prologue_cache));
     }
 
-  return *this_prologue_cache;
+  return (struct mn10300_prologue *) *this_prologue_cache;
 }
 
 /* Given the next frame and a prologue cache, return this frame's
@@ -1149,11 +1145,9 @@ static struct value *
 mn10300_frame_prev_register (struct frame_info *this_frame,
                             void **this_prologue_cache, int regnum)
 {
-  struct gdbarch_tdep *tdep = gdbarch_tdep (get_frame_arch (this_frame));
   struct mn10300_prologue *p
     = mn10300_analyze_frame_prologue (this_frame, this_prologue_cache);
   CORE_ADDR frame_base = mn10300_frame_base (this_frame, this_prologue_cache);
-  int reg_size = register_size (get_frame_arch (this_frame), regnum);
 
   if (regnum == E_SP_REGNUM)
     return frame_unwind_got_constant (this_frame, regnum, frame_base);
@@ -1384,10 +1378,7 @@ mn10300_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2)
 
   if (dwarf2 < 0
       || dwarf2 >= ARRAY_SIZE (dwarf2_to_gdb))
-    {
-      warning (_("Bogus register number in debug info: %d"), dwarf2);
-      return -1;
-    }
+    return -1;
 
   return dwarf2_to_gdb[dwarf2];
 }
@@ -1404,7 +1395,7 @@ mn10300_gdbarch_init (struct gdbarch_info info,
   if (arches != NULL)
     return arches->gdbarch;
 
-  tdep = xmalloc (sizeof (struct gdbarch_tdep));
+  tdep = XCNEW (struct gdbarch_tdep);
   gdbarch = gdbarch_alloc (&info, tdep);
 
   switch (info.bfd_arch_info->mach)
@@ -1448,10 +1439,11 @@ mn10300_gdbarch_init (struct gdbarch_info info,
   /* Stack unwinding.  */
   set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
   /* Breakpoints.  */
-  set_gdbarch_breakpoint_from_pc (gdbarch, mn10300_breakpoint_from_pc);
+  set_gdbarch_breakpoint_kind_from_pc (gdbarch,
+                                      mn10300_breakpoint::kind_from_pc);
+  set_gdbarch_sw_breakpoint_from_kind (gdbarch,
+                                      mn10300_breakpoint::bp_from_kind);
   /* decr_pc_after_break?  */
-  /* Disassembly.  */
-  set_gdbarch_print_insn (gdbarch, print_insn_mn10300);
 
   /* Stage 2 */
   set_gdbarch_return_value (gdbarch, mn10300_return_value);