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authorAlan Modra <amodra@gmail.com>2003-02-18 06:05:07 +0000
committerAlan Modra <amodra@gmail.com>2003-02-18 06:05:07 +0000
commitf9e6bfa8dc4c36c9fb0550eecfad6cbcfc4916a9 (patch)
treea17013ea95fdde567552451de490d4a5ddb14345 /ld/emultempl
parent948567965db14296d37e25d84048588ccd5531b0 (diff)
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* emultempl/ppc32elf.em: New file.
* emulparams/elf32ppc.sh (EXTRA_EM_FILE): Define. * Makefile.am (eelf32lppc.c): Depend on emultempl/ppc32elf.em. (eelf32lppcnto.c): Likewise. (eelf32lppcsim.c): Likewise. (eelf32ppcnto.c): Likewise. (eelf32ppc.c): Likewise. (eelf32ppc_fbsd.c): Likewise. (eelf32ppcsim.c): Likewise. (eelf32ppclinux.c): Likewise.
Diffstat (limited to 'ld/emultempl')
-rw-r--r--ld/emultempl/ppc32elf.em84
1 files changed, 84 insertions, 0 deletions
diff --git a/ld/emultempl/ppc32elf.em b/ld/emultempl/ppc32elf.em
new file mode 100644
index 0000000..5629f28
--- /dev/null
+++ b/ld/emultempl/ppc32elf.em
@@ -0,0 +1,84 @@
+# This shell script emits a C file. -*- C -*-
+# Copyright 2003 Free Software Foundation, Inc.
+#
+# This file is part of GLD, the Gnu Linker.
+#
+# 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
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+
+# This file is sourced from elf32.em, and defines extra powerpc64-elf
+# specific routines.
+#
+cat >>e${EMULATION_NAME}.c <<EOF
+
+#include "libbfd.h"
+#include "elf32-ppc.h"
+
+/* Whether to run tls optimization. */
+static int notlsopt = 0;
+
+static void ppc_before_allocation PARAMS ((void));
+
+static void
+ppc_before_allocation ()
+{
+ extern const bfd_target bfd_elf32_powerpc_vec;
+ extern const bfd_target bfd_elf32_powerpcle_vec;
+
+ if (link_info.hash->creator == &bfd_elf32_powerpc_vec
+ || link_info.hash->creator == &bfd_elf32_powerpcle_vec)
+ {
+ if (ppc_elf_tls_setup (output_bfd, &link_info) && !notlsopt)
+ {
+ if (!ppc_elf_tls_optimize (output_bfd, &link_info))
+ {
+ einfo ("%X%P: TLS problem %E\n");
+ return;
+ }
+ }
+ }
+ gld${EMULATION_NAME}_before_allocation ();
+}
+
+EOF
+
+# Define some shell vars to insert bits of code into the standard elf
+# parse_args and list_options functions.
+#
+PARSE_AND_LIST_PROLOGUE='
+#define OPTION_NO_TLS_OPT 301
+'
+
+# The options are repeated below so that no abbreviations are allowed.
+PARSE_AND_LIST_LONGOPTS='
+ { "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
+ { "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
+'
+
+PARSE_AND_LIST_OPTIONS='
+ fprintf (file, _("\
+ --no-tls-optimize Don'\''t try to optimize TLS accesses.\n"
+ ));
+'
+
+PARSE_AND_LIST_ARGS_CASES='
+ case OPTION_NO_TLS_OPT:
+ notlsopt = 1;
+ break;
+'
+
+# Put these extra ppc64elf routines in ld_${EMULATION_NAME}_emulation
+#
+LDEMUL_BEFORE_ALLOCATION=ppc_before_allocation