41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
/* Definitions of target machine for the GNU compiler collection
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for Atmel AVR micro controller if configured for AVR-Libc.
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Copyright (C) 2012-2021 Free Software Foundation, Inc.
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Contributed by Georg-Johann Lay (avr@gjlay.de)
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#undef LIB_SPEC
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#define LIB_SPEC \
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"%{!mmcu=avr1:-lc} %(avrlibc_devicelib)"
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// AVR-Libc implements functions from libgcc.a in libm.a, see PR54461.
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// For a list of functions which are provided by libm.a and are
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// omitted from libgcc.a see libgcc's t-avrlibc.
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#undef LIBGCC_SPEC
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#define LIBGCC_SPEC \
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"%{!mmcu=avr1:-lgcc -lm}"
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC \
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" %(avrlibc_startfile) "
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#undef LINK_GCC_C_SEQUENCE_SPEC
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#define LINK_GCC_C_SEQUENCE_SPEC \
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"--start-group %G %{!nolibc:%L} --end-group"
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