Arm: Fix performance issue with thumb-2 tailcalls

[deliverable/binutils-gdb.git] / bfd / coff-tic30.c

diff --git a/bfd/coff-tic30.c b/bfd/coff-tic30.c
index b1ff5dbdfbfff2a8c0f36961e5adf5d642f2d198..abb8f8f01c2a2b82e3be6cd3cc5e15b83132e090 100644 (file)
--- a/bfd/coff-tic30.c
+++ b/bfd/coff-tic30.c
@@ -1,12 +1,12 @@
 /* BFD back-end for TMS320C30 coff binaries.
 /* BFD back-end for TMS320C30 coff binaries.

-   Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 1998-2019 Free Software Foundation, Inc.

    Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
 
    This file is part of BFD, the Binary File Descriptor library.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
 
    This file is part of BFD, the Binary File Descriptor library.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by

-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or

    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,


@@ -19,20 +19,14 @@
    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
    02110-1301, USA.  */
 
    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
    02110-1301, USA.  */
 

-#include "bfd.h"

 #include "sysdep.h"
 #include "sysdep.h"

+#include "bfd.h"

 #include "libbfd.h"
 #include "bfdlink.h"
 #include "coff/tic30.h"
 #include "coff/internal.h"
 #include "libcoff.h"
 
 #include "libbfd.h"
 #include "bfdlink.h"
 #include "coff/tic30.h"
 #include "coff/internal.h"
 #include "libcoff.h"
 

-static int  coff_tic30_select_reloc PARAMS ((reloc_howto_type *));
-static void rtype2howto PARAMS ((arelent *, struct internal_reloc *));
-static void reloc_processing PARAMS ((arelent *, struct internal_reloc *, asymbol **, bfd *, asection *));
-
-reloc_howto_type * tic30_coff_reloc_type_lookup PARAMS ((bfd *, bfd_reloc_code_real_type));
-

 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
 
 reloc_howto_type tic30_coff_howto_table[] =
 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
 
 reloc_howto_type tic30_coff_howto_table[] =


@@ -52,15 +46,15 @@ reloc_howto_type tic30_coff_howto_table[] =
 
 #ifndef coff_bfd_reloc_type_lookup
 #define coff_bfd_reloc_type_lookup tic30_coff_reloc_type_lookup
 
 #ifndef coff_bfd_reloc_type_lookup
 #define coff_bfd_reloc_type_lookup tic30_coff_reloc_type_lookup

+#define coff_bfd_reloc_name_lookup tic30_coff_reloc_name_lookup

 
 /* For the case statement use the code values used in tc_gen_reloc to
    map to the howto table entries that match those in both the aout
    and coff implementations.  */
 
 
 /* For the case statement use the code values used in tc_gen_reloc to
    map to the howto table entries that match those in both the aout
    and coff implementations.  */
 

-reloc_howto_type *
-tic30_coff_reloc_type_lookup (abfd, code)
-     bfd *abfd ATTRIBUTE_UNUSED;
-     bfd_reloc_code_real_type code;
+static reloc_howto_type *
+tic30_coff_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+                             bfd_reloc_code_real_type code)

 {
   switch (code)
     {
 {
   switch (code)
     {


@@ -80,13 +74,29 @@ tic30_coff_reloc_type_lookup (abfd, code)
     }
 }
 
     }
 }
 

+static reloc_howto_type *
+tic30_coff_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+                             const char *r_name)
+{
+  unsigned int i;
+
+  for (i = 0;
+       i < (sizeof (tic30_coff_howto_table)
+           / sizeof (tic30_coff_howto_table[0]));
+       i++)
+    if (tic30_coff_howto_table[i].name != NULL
+       && strcasecmp (tic30_coff_howto_table[i].name, r_name) == 0)
+      return &tic30_coff_howto_table[i];
+
+  return NULL;
+}
+

 #endif
 
 /* Turn a howto into a reloc number.  */
 
 static int
 #endif
 
 /* Turn a howto into a reloc number.  */
 
 static int

-coff_tic30_select_reloc (howto)
-     reloc_howto_type *howto;
+coff_tic30_select_reloc (reloc_howto_type *howto)

 {
   return howto->type;
 }
 {
   return howto->type;
 }


@@ -106,9 +116,7 @@ dst->r_stuff[1] = 'C';
 /* Code to turn a r_type into a howto ptr, uses the above howto table.  */
 
 static void
 /* Code to turn a r_type into a howto ptr, uses the above howto table.  */
 
 static void

-rtype2howto (internal, dst)
-     arelent *internal;
-     struct internal_reloc *dst;
+rtype2howto (arelent *internal, struct internal_reloc *dst)

 {
   switch (dst->r_type)
     {
 {
   switch (dst->r_type)
     {


@@ -128,7 +136,7 @@ rtype2howto (internal, dst)
       internal->howto = &tic30_coff_howto_table[4];
       break;
     default:
       internal->howto = &tic30_coff_howto_table[4];
       break;
     default:

-      abort ();
+      internal->howto = NULL;

       break;
     }
 }
       break;
     }
 }


@@ -144,12 +152,11 @@ rtype2howto (internal, dst)
  reloc_processing(relent, reloc, symbols, abfd, section)
 
 static void
  reloc_processing(relent, reloc, symbols, abfd, section)
 
 static void

-reloc_processing (relent, reloc, symbols, abfd, section)
-     arelent *relent;
-     struct internal_reloc *reloc;
-     asymbol **symbols;
-     bfd *abfd;
-     asection *section;
+reloc_processing (arelent *relent,
+                 struct internal_reloc *reloc,
+                 asymbol **symbols,
+                 bfd *abfd,
+                 asection *section)

 {
   relent->address = reloc->r_vaddr;
   rtype2howto (relent, reloc);
 {
   relent->address = reloc->r_vaddr;
   rtype2howto (relent, reloc);


@@ -163,6 +170,10 @@ reloc_processing (relent, reloc, symbols, abfd, section)
   relent->address -= section->vma;
 }
 
   relent->address -= section->vma;
 }
 

+#ifndef bfd_pe_print_pdata
+#define bfd_pe_print_pdata     NULL
+#endif
+

 #include "coffcode.h"
 
 const bfd_target tic30_coff_vec =
 #include "coffcode.h"
 
 const bfd_target tic30_coff_vec =


@@ -172,14 +183,15 @@ const bfd_target tic30_coff_vec =
   BFD_ENDIAN_BIG,              /* data byte order is big */
   BFD_ENDIAN_LITTLE,           /* header byte order is little */
 
   BFD_ENDIAN_BIG,              /* data byte order is big */
   BFD_ENDIAN_LITTLE,           /* header byte order is little */
 

-  (HAS_RELOC | EXEC_P |                /* object flags */
-   HAS_LINENO | HAS_DEBUG |
-   HAS_SYMS | HAS_LOCALS | WP_TEXT),
+  (HAS_RELOC | EXEC_P          /* object flags */
+   | HAS_LINENO | HAS_DEBUG
+   | HAS_SYMS | HAS_LOCALS | WP_TEXT),

 
   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
   '_',                         /* leading symbol underscore */
   '/',                         /* ar_pad_char */
   15,                          /* ar_max_namelen */
 
   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
   '_',                         /* leading symbol underscore */
   '/',                         /* ar_pad_char */
   15,                          /* ar_max_namelen */

+  0,                           /* match priority.  */

   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
   bfd_getb16, bfd_getb_signed_16, bfd_putb16,  /* data */
   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
   bfd_getb32, bfd_getb_signed_32, bfd_putb32,
   bfd_getb16, bfd_getb_signed_16, bfd_putb16,  /* data */


@@ -187,12 +199,24 @@ const bfd_target tic30_coff_vec =
   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
   bfd_getl16, bfd_getl_signed_16, bfd_putl16,  /* hdrs */
 
   bfd_getl32, bfd_getl_signed_32, bfd_putl32,
   bfd_getl16, bfd_getl_signed_16, bfd_putl16,  /* hdrs */
 

-  {_bfd_dummy_target, coff_object_p,   /* bfd_check_format */
-   bfd_generic_archive_p, _bfd_dummy_target},
-  {bfd_false, coff_mkobject, _bfd_generic_mkarchive,   /* bfd_set_format */
-   bfd_false},
-  {bfd_false, coff_write_object_contents,      /* bfd_write_contents */
-   _bfd_write_archive_contents, bfd_false},
+  {                            /* bfd_check_format */
+    _bfd_dummy_target,
+    coff_object_p,
+    bfd_generic_archive_p,
+    _bfd_dummy_target
+  },
+  {                            /* bfd_set_format */
+    _bfd_bool_bfd_false_error,
+    coff_mkobject,
+    _bfd_generic_mkarchive,
+    _bfd_bool_bfd_false_error
+  },
+  {                            /* bfd_write_contents */
+    _bfd_bool_bfd_false_error,
+    coff_write_object_contents,
+    _bfd_write_archive_contents,
+    _bfd_bool_bfd_false_error
+  },

 
   BFD_JUMP_TABLE_GENERIC (coff),
   BFD_JUMP_TABLE_COPY (coff),
 
   BFD_JUMP_TABLE_GENERIC (coff),
   BFD_JUMP_TABLE_COPY (coff),