gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / arm-symbian-tdep.c

diff --git a/gdb/arm-symbian-tdep.c b/gdb/arm-symbian-tdep.c
index 8e06852e58a49e72d064b2dadc551174bd4c7c44..b17f9c60eb94f0723e3e0e87ed08f4bf306f6e97 100644 (file)
--- a/gdb/arm-symbian-tdep.c
+++ b/gdb/arm-symbian-tdep.c
@@ -1,7 +1,6 @@
 /* ARM Symbian OS target support.
 
-   Copyright (C) 2008, 2009, 2010
-   Free Software Foundation, Inc.
+   Copyright (C) 2008-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -30,7 +29,7 @@
 /* If PC is in a DLL import stub, return the address of the `real'
    function belonging to the stub.  */
 
-CORE_ADDR
+static CORE_ADDR
 arm_symbian_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
 {
   struct gdbarch *gdbarch;
@@ -39,7 +38,7 @@ arm_symbian_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
   CORE_ADDR dest;
   gdb_byte buf[4];
 
-  if (!in_plt_section (pc, NULL))
+  if (!in_plt_section (pc))
     return 0;
 
   if (target_read_memory (pc, buf, 4) != 0)
@@ -64,8 +63,6 @@ static void
 arm_symbian_init_abi (struct gdbarch_info info,
                      struct gdbarch *gdbarch)
 {
-  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-
   /* Shared library handling.  */
   set_gdbarch_skip_trampoline_code (gdbarch, arm_symbian_skip_trampoline_code);
 
@@ -90,7 +87,7 @@ arm_symbian_init_abi (struct gdbarch_info info,
 static enum gdb_osabi
 arm_symbian_osabi_sniffer (bfd *abfd)
 {
-  Elf_Internal_Phdr *phdrs, **segments;
+  Elf_Internal_Phdr *phdrs;
   long phdrs_size;
   int num_phdrs, i;
 
@@ -109,7 +106,7 @@ arm_symbian_osabi_sniffer (bfd *abfd)
   if (phdrs_size == -1)
     return GDB_OSABI_UNKNOWN;
 
-  phdrs = alloca (phdrs_size);
+  phdrs = (Elf_Internal_Phdr *) alloca (phdrs_size);
   num_phdrs = bfd_get_elf_phdrs (abfd, phdrs);
   if (num_phdrs == -1)
     return GDB_OSABI_UNKNOWN;
@@ -122,8 +119,9 @@ arm_symbian_osabi_sniffer (bfd *abfd)
   return GDB_OSABI_SYMBIAN;
 }
 
+void _initialize_arm_symbian_tdep ();
 void
-_initialize_arm_symbian_tdep (void)
+_initialize_arm_symbian_tdep ()
 {
   gdbarch_register_osabi_sniffer (bfd_arch_arm,
                                  bfd_target_elf_flavour,