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73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/* Common definitions for Intel 386 and AMD x86-64 systems using
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GNU userspace. Copyright (C) 2012-2013 Free Software Foundation, Inc.
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Contributed by Ilya Enkovich.
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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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/* The svr4 ABI for the i386 says that records and unions are returned
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in memory. In the 64bit compilation we will turn this flag off in
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ix86_option_override_internal, as we never do pcc_struct_return
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scheme on this target. */
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#undef DEFAULT_PCC_STRUCT_RETURN
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#define DEFAULT_PCC_STRUCT_RETURN 1
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/* We arrange for the whole %fs segment to map the tls area. */
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#undef TARGET_TLS_DIRECT_SEG_REFS_DEFAULT
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#define TARGET_TLS_DIRECT_SEG_REFS_DEFAULT MASK_TLS_DIRECT_SEG_REFS
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#define TARGET_OS_CPP_BUILTINS() \
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do \
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{ \
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GNU_USER_TARGET_OS_CPP_BUILTINS(); \
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} \
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while (0)
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#undef CPP_SPEC
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#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
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#undef GNU_USER_TARGET_CC1_SPEC
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#define GNU_USER_TARGET_CC1_SPEC "%(cc1_cpu) %{profile:-p}"
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#undef CC1_SPEC
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#define CC1_SPEC GNU_USER_TARGET_CC1_SPEC
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/* Similar to standard GNU userspace, but adding -ffast-math support. */
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#define GNU_USER_TARGET_MATHFILE_SPEC \
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"%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
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%{mpc32:crtprec32.o%s} \
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%{mpc64:crtprec64.o%s} \
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%{mpc80:crtprec80.o%s}"
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC \
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GNU_USER_TARGET_MATHFILE_SPEC " " \
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GNU_USER_TARGET_ENDFILE_SPEC
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/* Put all *tf routines in libgcc. */
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#undef LIBGCC2_HAS_TF_MODE
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#define LIBGCC2_HAS_TF_MODE 1
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#define LIBGCC2_TF_CEXT q
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#define TF_SIZE 113
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#define TARGET_ASM_FILE_END file_end_indicate_exec_stack
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/* The stack pointer needs to be moved while checking the stack. */
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#define STACK_CHECK_MOVING_SP 1
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/* Static stack checking is supported by means of probes. */
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#define STACK_CHECK_STATIC_BUILTIN 1
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