1/* Glibc support needed only by D front-end. 2 Copyright (C) 2017-2020 Free Software Foundation, Inc. 3 4GCC is free software; you can redistribute it and/or modify it under 5the terms of the GNU General Public License as published by the Free 6Software Foundation; either version 3, or (at your option) any later 7version. 8 9GCC is distributed in the hope that it will be useful, but WITHOUT ANY 10WARRANTY; without even the implied warranty of MERCHANTABILITY or 11FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12for more details. 13 14You should have received a copy of the GNU General Public License 15along with GCC; see the file COPYING3. If not see 16<http://www.gnu.org/licenses/>. */ 17 18#include "config.h" 19#include "system.h" 20#include "coretypes.h" 21#include "tm.h" 22#include "memmodel.h" 23#include "tm_p.h" 24#include "d/d-target.h" 25#include "d/d-target-def.h" 26 27/* Implement TARGET_D_OS_VERSIONS for Glibc targets. */ 28 29static void 30glibc_d_os_builtins (void) 31{ 32 d_add_builtin_version ("Posix"); 33 34#define builtin_version(TXT) d_add_builtin_version (TXT) 35 36#ifdef GNU_USER_TARGET_D_OS_VERSIONS 37 GNU_USER_TARGET_D_OS_VERSIONS (); 38#endif 39 40#ifdef EXTRA_TARGET_D_OS_VERSIONS 41 EXTRA_TARGET_D_OS_VERSIONS (); 42#endif 43} 44 45/* Implement TARGET_D_CRITSEC_SIZE for Glibc targets. */ 46 47static unsigned 48glibc_d_critsec_size (void) 49{ 50 /* This is the sizeof pthread_mutex_t. */ 51#ifdef GNU_USER_TARGET_D_CRITSEC_SIZE 52 return GNU_USER_TARGET_D_CRITSEC_SIZE; 53#else 54 return (POINTER_SIZE == 64) ? 40 : 24; 55#endif 56} 57 58#undef TARGET_D_OS_VERSIONS 59#define TARGET_D_OS_VERSIONS glibc_d_os_builtins 60 61#undef TARGET_D_CRITSEC_SIZE 62#define TARGET_D_CRITSEC_SIZE glibc_d_critsec_size 63 64struct gcc_targetdm targetdm = TARGETDM_INITIALIZER; 65