| //===--------- llvm-os.h - Darwin specific definitions ----------*- C++ -*-===// |
| // |
| // Copyright (C) 2009, 2010 Duncan Sands et al. |
| // |
| // This file is part of DragonEgg. |
| // |
| // DragonEgg 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 2, or (at your option) any later version. |
| // |
| // DragonEgg 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 |
| // DragonEgg; see the file COPYING. If not, write to the Free Software |
| // Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA. |
| // |
| //===----------------------------------------------------------------------===// |
| // This file provides Darwin specific declarations. |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_OS_H |
| #define LLVM_OS_H |
| |
| /* Darwin X86-64 only supports PIC code generation. */ |
| #if defined (TARGET_386) |
| #define LLVM_SET_TARGET_OPTIONS(argvec) \ |
| if ((TARGET_64BIT) || flag_pic) \ |
| argvec.push_back ("--relocation-model=pic"); \ |
| else if (!MACHO_DYNAMIC_NO_PIC_P) \ |
| argvec.push_back ("--relocation-model=static") |
| #elif defined (TARGET_ARM) |
| #define LLVM_SET_TARGET_OPTIONS(argvec) \ |
| if (flag_pic) \ |
| argvec.push_back ("--relocation-model=pic"); \ |
| else if (!MACHO_DYNAMIC_NO_PIC_P) \ |
| argvec.push_back ("--relocation-model=static"); \ |
| #else /* !TARGET_386 && !TARGET_ARM */ |
| #define LLVM_SET_TARGET_OPTIONS(argvec) \ |
| if (flag_pic) \ |
| argvec.push_back ("--relocation-model=pic"); \ |
| else if (!MACHO_DYNAMIC_NO_PIC_P) \ |
| argvec.push_back ("--relocation-model=static") |
| #endif /* !TARGET_386 && !TARGET_ARM */ |
| |
| /* Give a constant string a sufficient alignment for the platform. */ |
| /* radar 7291825 */ |
| #define TARGET_ADJUST_CSTRING_ALIGN(GV) \ |
| do { \ |
| if (GV->hasInternalLinkage()) { \ |
| GV->setAlignment(TARGET_64BIT ? 8 : 4); \ |
| } \ |
| } while (0) |
| |
| #endif /* LLVM_OS_H */ |
