blob: bcad7bc84653a1952243c2a4e9ae623898eeb637 [file] [log] [blame]
/* Specs definitions for Atmel AVR back end.
Copyright (C) 2012-2020 Free Software Foundation, Inc.
Contributed by Georg-Johann Lay (avr@gjlay.de)
This file is part of GCC.
GCC 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, or (at your option)
any later version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* Default specs layout. The actual definitions might be superseeded
by device- or OS- specific files, like avrlibc.h, ../rtems.h, etc.
The specs are repeated in the device specs files. Subspecs are
specs known to GCC or specs defined in the device specs files. */
#undef CPLUSPLUS_CPP_SPEC
#define CPLUSPLUS_CPP_SPEC \
"%(cpp)"
#undef CC1_SPEC
#define CC1_SPEC \
"%(cc1_n_flash) " \
"%(cc1_errata_skip) " \
"%(cc1_rmw) " \
"%(cc1_absdata) "
#undef CC1PLUS_SPEC
#define CC1PLUS_SPEC \
"%(cc1) " \
"%{!frtti:-fno-rtti} " \
"%{!fenforce-eh-specs:-fno-enforce-eh-specs} " \
"%{!fexceptions:-fno-exceptions} "
#define ASM_RELAX_SPEC \
"%{mrelax:--mlink-relax} "
#undef ASM_SPEC
#define ASM_SPEC \
"%(asm_arch) " \
"%(asm_relax) " \
"%(asm_rmw) " \
"%(asm_gccisr) " \
"%(asm_errata_skip) "
#define LINK_ARCH_SPEC \
"%{mmcu=*:-m%*} "
#define LINK_RELAX_SPEC \
"%{mrelax:--relax} "
#undef LINK_SPEC
#define LINK_SPEC \
"%(link_arch) " \
"%(link_data_start) " \
"%(link_text_start) " \
"%(link_relax) " \
"%(link_pmem_wrap) " \
"%{shared:%eshared is not supported} "
#undef LIB_SPEC
#define LIB_SPEC " %{!mmcu=avr1:-lc} "
#undef LIBGCC_SPEC
#define LIBGCC_SPEC " %{!mmcu=avr1:-lgcc} "
#define STARTFILE_SPEC ""
#define ENDFILE_SPEC ""