2016-03-29 Don Breazeal <donb@codesourcery.com>

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

diff --git a/gdb/mn10300-tdep.c b/gdb/mn10300-tdep.c
index effeaabd4cb86ceda6e25b53b6bdf792fdc749ca..62d4ca13aa550f8b0980f45a0d3fd4fc3d3ab687 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) 1996-2005, 2007-2012 Free Software Foundation, Inc.
+   Copyright (C) 1996-2016 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,11 +22,8 @@
 #include "dis-asm.h"
 #include "gdbtypes.h"
 #include "regcache.h"
-#include "gdb_string.h"
-#include "gdb_assert.h"
 #include "gdbcore.h"   /* For write_memory_unsigned_integer.  */
 #include "value.h"
-#include "gdbtypes.h"
 #include "frame.h"
 #include "frame-unwind.h"
 #include "frame-base.h"
@@ -168,7 +165,7 @@ mn10300_use_struct_convention (struct type *type)
 
 static void
 mn10300_store_return_value (struct gdbarch *gdbarch, struct type *type,
-                           struct regcache *regcache, const void *valbuf)
+                           struct regcache *regcache, const gdb_byte *valbuf)
 {
   int len = TYPE_LENGTH (type);
   int reg, regsz;
@@ -187,7 +184,7 @@ mn10300_store_return_value (struct gdbarch *gdbarch, struct type *type,
       regcache_raw_write (regcache, reg, valbuf);
       gdb_assert (regsz == register_size (gdbarch, reg + 1));
       regcache_raw_write_part (regcache, reg+1, 0,
-                              len - regsz, (char *) valbuf + regsz);
+                              len - regsz, valbuf + regsz);
     }
   else
     internal_error (__FILE__, __LINE__,
@@ -198,7 +195,7 @@ static void
 mn10300_extract_return_value (struct gdbarch *gdbarch, struct type *type,
                              struct regcache *regcache, void *valbuf)
 {
-  char buf[MAX_REGISTER_SIZE];
+  gdb_byte buf[MAX_REGISTER_SIZE];
   int len = TYPE_LENGTH (type);
   int reg, regsz;
 
@@ -233,7 +230,7 @@ mn10300_extract_return_value (struct gdbarch *gdbarch, struct type *type,
    from WRITEBUF into REGCACHE.  */
 
 static enum return_value_convention
-mn10300_return_value (struct gdbarch *gdbarch, struct type *func_type,
+mn10300_return_value (struct gdbarch *gdbarch, struct value *function,
                      struct type *type, struct regcache *regcache,
                      gdb_byte *readbuf, const gdb_byte *writebuf)
 {
@@ -326,11 +323,11 @@ mn10300_write_pc (struct regcache *regcache, CORE_ADDR val)
    so we need a single byte breakpoint.  Matsushita hasn't defined
    one, so we defined it ourselves.  */
 
-const static unsigned char *
+static const unsigned char *
 mn10300_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *bp_addr,
                            int *bp_size)
 {
-  static char breakpoint[] = {0xff};
+  static gdb_byte breakpoint[] = {0xff};
   *bp_size = 1;
   return breakpoint;
 }
@@ -387,7 +384,7 @@ mn10300_analyze_prologue (struct gdbarch *gdbarch,
                           struct mn10300_prologue *result)
 {
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-  CORE_ADDR pc, next_pc;
+  CORE_ADDR pc;
   int rn;
   pv_t regs[MN10300_MAX_NUM_REGS];
   struct pv_area *stack;
@@ -1061,7 +1058,7 @@ mn10300_analyze_prologue (struct gdbarch *gdbarch,
 static CORE_ADDR
 mn10300_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
 {
-  char *name;
+  const char *name;
   CORE_ADDR func_addr, func_end;
   struct mn10300_prologue p;
 
@@ -1095,10 +1092,12 @@ 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
@@ -1231,7 +1230,8 @@ mn10300_push_dummy_call (struct gdbarch *gdbarch,
   int len, arg_len; 
   int stack_offset = 0;
   int argnum;
-  char *val, valbuf[MAX_REGISTER_SIZE];
+  const gdb_byte *val;
+  gdb_byte valbuf[MAX_REGISTER_SIZE];
 
   /* This should be a nop, but align the stack just in case something
      went wrong.  Stacks are four byte aligned on the mn10300.  */
@@ -1280,7 +1280,7 @@ mn10300_push_dummy_call (struct gdbarch *gdbarch,
       else
        {
          arg_len = TYPE_LENGTH (value_type (*args));
-         val = (char *) value_contents (*args);
+         val = value_contents (*args);
        }
 
       while (regs_used < 2 && arg_len > 0)
@@ -1361,21 +1361,31 @@ mn10300_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2)
      appear in GCC's numbering, but have no counterpart in GDB's
      world, are marked with a -1.  */
   static int dwarf2_to_gdb[] = {
-    0,  1,  2,  3,  4,  5,  6,  7, -1, 8,
-    15, 16, 17, 18, 19, 20, 21, 22,
-    32, 33, 34, 35, 36, 37, 38, 39,
-    40, 41, 42, 43, 44, 45, 46, 47,
-    48, 49, 50, 51, 52, 53, 54, 55,
-    56, 57, 58, 59, 60, 61, 62, 63,
-    9, 11
+    E_D0_REGNUM, E_D1_REGNUM, E_D2_REGNUM, E_D3_REGNUM,
+    E_A0_REGNUM, E_A1_REGNUM, E_A2_REGNUM, E_A3_REGNUM,
+    -1, E_SP_REGNUM,
+
+    E_E0_REGNUM, E_E1_REGNUM, E_E2_REGNUM, E_E3_REGNUM,
+    E_E4_REGNUM, E_E5_REGNUM, E_E6_REGNUM, E_E7_REGNUM,
+
+    E_FS0_REGNUM + 0, E_FS0_REGNUM + 1, E_FS0_REGNUM + 2, E_FS0_REGNUM + 3,
+    E_FS0_REGNUM + 4, E_FS0_REGNUM + 5, E_FS0_REGNUM + 6, E_FS0_REGNUM + 7,
+
+    E_FS0_REGNUM + 8, E_FS0_REGNUM + 9, E_FS0_REGNUM + 10, E_FS0_REGNUM + 11,
+    E_FS0_REGNUM + 12, E_FS0_REGNUM + 13, E_FS0_REGNUM + 14, E_FS0_REGNUM + 15,
+
+    E_FS0_REGNUM + 16, E_FS0_REGNUM + 17, E_FS0_REGNUM + 18, E_FS0_REGNUM + 19,
+    E_FS0_REGNUM + 20, E_FS0_REGNUM + 21, E_FS0_REGNUM + 22, E_FS0_REGNUM + 23,
+
+    E_FS0_REGNUM + 24, E_FS0_REGNUM + 25, E_FS0_REGNUM + 26, E_FS0_REGNUM + 27,
+    E_FS0_REGNUM + 28, E_FS0_REGNUM + 29, E_FS0_REGNUM + 30, E_FS0_REGNUM + 31,
+
+    E_MDR_REGNUM, E_PSW_REGNUM, E_PC_REGNUM
   };
 
   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];
 }
@@ -1392,7 +1402,7 @@ mn10300_gdbarch_init (struct gdbarch_info info,
   if (arches != NULL)
     return arches->gdbarch;
 
-  tdep = xmalloc (sizeof (struct gdbarch_tdep));
+  tdep = XNEW (struct gdbarch_tdep);
   gdbarch = gdbarch_alloc (&info, tdep);
 
   switch (info.bfd_arch_info->mach)