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Diffstat (limited to 'ld/emultempl/riscvelf.em')
-rw-r--r-- | ld/emultempl/riscvelf.em | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/ld/emultempl/riscvelf.em b/ld/emultempl/riscvelf.em new file mode 100644 index 0000000..027145f --- /dev/null +++ b/ld/emultempl/riscvelf.em @@ -0,0 +1,68 @@ +# This shell script emits a C file. -*- C -*- +# Copyright 2004, 2006, 2007, 2008, 2016 Free Software Foundation, Inc. +# +# This file is part of the GNU Binutils. +# +# 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 3 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., 51 Franklin Street - Fifth Floor, Boston, +# MA 02110-1301, USA. + +fragment <<EOF + +#include "ldmain.h" +#include "ldctor.h" +#include "elf/riscv.h" +#include "elfxx-riscv.h" + +static void +riscv_elf_before_allocation (void) +{ + gld${EMULATION_NAME}_before_allocation (); + + if (link_info.discard == discard_sec_merge) + link_info.discard = discard_l; + + /* We always need at least some relaxation to handle code alignment. */ + if (RELAXATION_DISABLED_BY_USER) + TARGET_ENABLE_RELAXATION; + else + ENABLE_RELAXATION; + + link_info.relax_pass = 2; +} + +static void +gld${EMULATION_NAME}_after_allocation (void) +{ + int need_layout = 0; + + /* Don't attempt to discard unused .eh_frame sections until the final link, + as we can't reliably tell if they're used until after relaxation. */ + if (!bfd_link_relocatable (&link_info)) + { + need_layout = bfd_elf_discard_info (link_info.output_bfd, &link_info); + if (need_layout < 0) + { + einfo ("%X%P: .eh_frame/.stab edit: %E\n"); + return; + } + } + + gld${EMULATION_NAME}_map_segments (need_layout); +} + +EOF + +LDEMUL_BEFORE_ALLOCATION=riscv_elf_before_allocation +LDEMUL_AFTER_ALLOCATION=gld${EMULATION_NAME}_after_allocation |