gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / tic6x-linux-tdep.c

diff --git a/gdb/tic6x-linux-tdep.c b/gdb/tic6x-linux-tdep.c
index 0e4d327235925cabf23d68b519a4e93bacbd7dc2..1b626b5a174d6ab26ddee4d749c9c711b9650c9c 100644 (file)
--- a/gdb/tic6x-linux-tdep.c
+++ b/gdb/tic6x-linux-tdep.c
@@ -1,6 +1,5 @@
 /* GNU/Linux on  TI C6x target support.
-   Copyright (C) 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 2011-2020 Free Software Foundation, Inc.
    Contributed by Yao Qi <yao@codesourcery.com>
 
    This file is part of GDB.
@@ -25,13 +24,9 @@
 #include "tic6x-tdep.h"
 #include "trad-frame.h"
 #include "tramp-frame.h"
-#include "gdb_assert.h"
 #include "elf-bfd.h"
 #include "elf/tic6x.h"
-
-#include "features/tic6x-c64xp-linux.c"
-#include "features/tic6x-c64x-linux.c"
-#include "features/tic6x-c62x-linux.c"
+#include "gdbarch.h"
 
 /* The offset from rt_sigframe pointer to SP register.  */
 #define TIC6X_SP_RT_SIGFRAME 8
@@ -41,9 +36,6 @@
    size_t respectively.  */
 #define TIC6X_STACK_T_SIZE (3 * 4)
 
-const gdb_byte tic6x_bkpt_illegal_opcode_be[] = { 0x56, 0x45, 0x43, 0x14 };
-const gdb_byte tic6x_bkpt_illegal_opcode_le[] = { 0x14, 0x43, 0x45, 0x56 };
-
 static const gdb_byte tic6x_bkpt_bnop_be[] = { 0x00, 0x00, 0xa1, 0x22 };
 static const gdb_byte tic6x_bkpt_bnop_le[] = { 0x22, 0xa1, 0x00, 0x00 };
 
@@ -67,7 +59,7 @@ tic6x_register_sigcontext_offset (unsigned int regnum, struct gdbarch *gdbarch)
   else if (regnum == TIC6X_B5_REGNUM || regnum == TIC6X_B5_REGNUM + 2
           || regnum == TIC6X_B5_REGNUM + 4)
     return 4 * (regnum - TIC6X_B5_REGNUM + 19);        /* B5, B7, B9 */
-  else if (regnum >= 0 && regnum < TIC6X_A4_REGNUM)
+  else if (regnum < TIC6X_A4_REGNUM)
     return 4 * (regnum - 0 + 8);       /* A0 - A3 */
   else if (regnum >= TIC6X_B0_REGNUM && regnum < TIC6X_B4_REGNUM)
     return 4 * (regnum - TIC6X_B0_REGNUM + 15);        /* B0 - B3 */
@@ -146,7 +138,7 @@ static struct tramp_frame tic6x_linux_rt_sigreturn_tramp_frame =
   4,
   {
     {0x000045aa, 0x0fffffff},  /* mvk .S2 139,b0 */
-    {0x10000000, -1},          /* swe */
+    {0x10000000, ULONGEST_MAX},                /* swe */
     {TRAMP_SENTINEL_INSN}
   },
   tic6x_linux_rt_sigreturn_init
@@ -212,16 +204,10 @@ tic6x_uclinux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
                                &tic6x_linux_rt_sigreturn_tramp_frame);
 }
 
-/* Provide a prototype to silence -Wmissing-prototypes.  */
-extern initialize_file_ftype _initialize_tic6x_linux_tdep;
-
+void _initialize_tic6x_linux_tdep ();
 void
-_initialize_tic6x_linux_tdep (void)
+_initialize_tic6x_linux_tdep ()
 {
   gdbarch_register_osabi (bfd_arch_tic6x, 0, GDB_OSABI_LINUX,
                          tic6x_uclinux_init_abi);
-
-  initialize_tdesc_tic6x_c64xp_linux ();
-  initialize_tdesc_tic6x_c64x_linux ();
-  initialize_tdesc_tic6x_c62x_linux ();
 }