Update copyright year range in all GDB files

[deliverable/binutils-gdb.git] / gdb / rs6000-aix-tdep.c

diff --git a/gdb/rs6000-aix-tdep.c b/gdb/rs6000-aix-tdep.c
index 80038a109520666e42f0ccd02dc2de3af8ebf78f..38c86d4cd85a0c503e9704f8df586167590fc987 100644 (file)
--- a/gdb/rs6000-aix-tdep.c
+++ b/gdb/rs6000-aix-tdep.c
@@ -1,6 +1,6 @@
 /* Native support code for PPC AIX, for GDB the GNU debugger.
 
-   Copyright (C) 2006-2016 Free Software Foundation, Inc.
+   Copyright (C) 2006-2018 Free Software Foundation, Inc.
 
    Free Software Foundation, Inc.
 
@@ -36,6 +36,7 @@
 #include "xcoffread.h"
 #include "solib.h"
 #include "solib-aix.h"
+#include "target-float.h"
 #include "xml-utils.h"
 
 /* If the kernel has to deliver a signal, it pushes a sigcontext
@@ -253,13 +254,12 @@ rs6000_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
             Always store the floating point value using the register's
             floating-point format.  */
          const int fp_regnum = tdep->ppc_fp0_regnum + 1 + f_argno;
-         gdb_byte reg_val[MAX_REGISTER_SIZE];
+         gdb_byte reg_val[PPC_MAX_REGISTER_SIZE];
          struct type *reg_type = register_type (gdbarch, fp_regnum);
 
          gdb_assert (len <= 8);
 
-         convert_typed_floating (value_contents (arg), type,
-                                 reg_val, reg_type);
+         target_float_convert (value_contents (arg), type, reg_val, reg_type);
          regcache_cooked_write (regcache, fp_regnum, reg_val);
          ++f_argno;
        }
@@ -270,7 +270,7 @@ rs6000_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
          /* Argument takes more than one register.  */
          while (argbytes < len)
            {
-             gdb_byte word[MAX_REGISTER_SIZE];
+             gdb_byte word[PPC_MAX_REGISTER_SIZE];
              memset (word, 0, reg_size);
              memcpy (word,
                      ((char *) value_contents (arg)) + argbytes,
@@ -290,7 +290,7 @@ rs6000_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
       else
        {
          /* Argument can fit in one register.  No problem.  */
-         gdb_byte word[MAX_REGISTER_SIZE];
+         gdb_byte word[PPC_MAX_REGISTER_SIZE];
 
          memset (word, 0, reg_size);
          memcpy (word, value_contents (arg), len);
@@ -463,11 +463,11 @@ rs6000_return_value (struct gdbarch *gdbarch, struct value *function,
       if (readbuf)
        {
          regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 1, regval);
-         convert_typed_floating (regval, regtype, readbuf, valtype);
+         target_float_convert (regval, regtype, readbuf, valtype);
        }
       if (writebuf)
        {
-         convert_typed_floating (writebuf, valtype, regval, regtype);
+         target_float_convert (writebuf, valtype, regval, regtype);
          regcache_cooked_write (regcache, tdep->ppc_fp0_regnum + 1, regval);
        }
 
@@ -600,7 +600,7 @@ static CORE_ADDR
 branch_dest (struct regcache *regcache, int opcode, int instr,
             CORE_ADDR pc, CORE_ADDR safety)
 {
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   CORE_ADDR dest;
@@ -673,24 +673,22 @@ branch_dest (struct regcache *regcache, int opcode, int instr,
 
 /* AIX does not support PT_STEP.  Simulate it.  */
 
-static VEC (CORE_ADDR) *
-rs6000_software_single_step (struct frame_info *frame)
+static std::vector<CORE_ADDR>
+rs6000_software_single_step (struct regcache *regcache)
 {
-  struct regcache *regcache = get_current_regcache ();
-  struct gdbarch *gdbarch = get_regcache_arch (regcache);
+  struct gdbarch *gdbarch = regcache->arch ();
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   int ii, insn;
   CORE_ADDR loc;
   CORE_ADDR breaks[2];
   int opcode;
-  VEC (CORE_ADDR) *next_pcs;
 
   loc = regcache_read_pc (regcache);
 
   insn = read_memory_integer (loc, 4, byte_order);
 
-  next_pcs = ppc_deal_with_atomic_sequence (frame);
-  if (next_pcs != NULL)
+  std::vector<CORE_ADDR> next_pcs = ppc_deal_with_atomic_sequence (regcache);
+  if (!next_pcs.empty ())
     return next_pcs;
   
   breaks[0] = loc + PPC_INSN_SIZE;
@@ -706,7 +704,8 @@ rs6000_software_single_step (struct frame_info *frame)
       /* ignore invalid breakpoint.  */
       if (breaks[ii] == -1)
        continue;
-      VEC_safe_push (CORE_ADDR, next_pcs, breaks[ii]);
+
+      next_pcs.push_back (breaks[ii]);
     }
 
   errno = 0;                   /* FIXME, don't ignore errors!  */
@@ -909,20 +908,16 @@ static void
 rs6000_aix_shared_library_to_xml (struct ld_info *ldi,
                                  struct obstack *obstack)
 {
-  char *p;
-
   obstack_grow_str (obstack, "<library name=\"");
-  p = xml_escape_text (ldi->filename);
-  obstack_grow_str (obstack, p);
-  xfree (p);
+  std::string p = xml_escape_text (ldi->filename);
+  obstack_grow_str (obstack, p.c_str ());
   obstack_grow_str (obstack, "\"");
 
   if (ldi->member_name[0] != '\0')
     {
       obstack_grow_str (obstack, " member=\"");
       p = xml_escape_text (ldi->member_name);
-      obstack_grow_str (obstack, p);
-      xfree (p);
+      obstack_grow_str (obstack, p.c_str ());
       obstack_grow_str (obstack, "\"");
     }
 
@@ -1049,7 +1044,6 @@ rs6000_aix_init_osabi (struct gdbarch_info info, struct gdbarch *gdbarch)
      software single-stepping.  */
   set_gdbarch_displaced_step_copy_insn (gdbarch, NULL);
   set_gdbarch_displaced_step_fixup (gdbarch, NULL);
-  set_gdbarch_displaced_step_free_closure (gdbarch, NULL);
   set_gdbarch_displaced_step_location (gdbarch, NULL);
 
   set_gdbarch_push_dummy_call (gdbarch, rs6000_push_dummy_call);
@@ -1081,14 +1075,16 @@ rs6000_aix_init_osabi (struct gdbarch_info info, struct gdbarch *gdbarch)
   else
     set_gdbarch_frame_red_zone_size (gdbarch, 0);
 
+  if (tdep->wordsize == 8)
+    set_gdbarch_wchar_bit (gdbarch, 32);
+  else
+    set_gdbarch_wchar_bit (gdbarch, 16);
+  set_gdbarch_wchar_signed (gdbarch, 0);
   set_gdbarch_auto_wide_charset (gdbarch, rs6000_aix_auto_wide_charset);
 
   set_solib_ops (gdbarch, &solib_aix_so_ops);
 }
 
-/* Provide a prototype to silence -Wmissing-prototypes.  */
-extern initialize_file_ftype _initialize_rs6000_aix_tdep;
-
 void
 _initialize_rs6000_aix_tdep (void)
 {