gcc/config/alpha/openbsd.h

/* Configuration file for an alpha OpenBSD target.
   Copyright (C) 1999-2021 Free Software Foundation, Inc.

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/>.  */

/* Controlling the compilation driver.  */

#undef TARGET_DEFAULT
#define TARGET_DEFAULT \
	(MASK_FPREGS | MASK_IEEE | MASK_IEEE_CONFORMANT)

 #define LINK_SPEC \
  "%{!shared:%{!nostdlib:%{!r*:%{!e*:-e __start}}}} \
   %{shared:-shared} %{R*} \
   %{static:-Bstatic} \
   %{!static:-Bdynamic} \
   %{rdynamic:-export-dynamic} \
   %{assert*} \
   %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.so}"

/* As an elf system, we need crtbegin/crtend stuff.  */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "\
	%{!shared: %{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} \
	%{!p:%{!static:crt0%O%s} %{static:%{nopie:crt0%O%s} \
	%{!nopie:rcrt0%O%s}}}} crtbegin%O%s} %{shared:crtbeginS%O%s}"
#undef ENDFILE_SPEC
#define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}"

/* run-time target specifications */
#define TARGET_OS_CPP_BUILTINS()		\
    do {					\
	OPENBSD_OS_CPP_BUILTINS_ELF();		\
	OPENBSD_OS_CPP_BUILTINS_LP64();		\
    } while (0)

/* Layout of source language data types.  */

/* This must agree with <machine/_types.h> */
#undef SIZE_TYPE
#define SIZE_TYPE "long unsigned int"

#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"

#undef INTMAX_TYPE
#define INTMAX_TYPE "long long int"

#undef UINTMAX_TYPE
#define UINTMAX_TYPE "long long unsigned int"

#undef WCHAR_TYPE
#define WCHAR_TYPE "int"

#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32

#undef WINT_TYPE
#define WINT_TYPE "int"


#define LOCAL_LABEL_PREFIX	"."