1/* Definitions of target machine for GNU compiler, for SunOS 4.x 2 Copyright (C) 1994 Free Software Foundation, Inc. 3 4This file is part of GNU CC. 5 6GNU CC is free software; you can redistribute it and/or modify 7it under the terms of the GNU General Public License as published by 8the Free Software Foundation; either version 2, or (at your option) 9any later version. 10 11GNU CC is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14GNU General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with GNU CC; see the file COPYING. If not, write to 18the Free Software Foundation, 59 Temple Place - Suite 330, 19Boston, MA 02111-1307, USA. */ 20 21#define SUNOS4_SHARED_LIBRARIES 1 22 23/* Use N_BINCL stabs. */ 24 25#define DBX_USE_BINCL 26 27#include "sparc/sparc.h" 28 29/* The Sun as doesn't like unaligned data. */ 30#define DWARF2_UNWIND_INFO 0 31 32/* Override MACHINE_STATE_{SAVE,RESTORE} because we have special 33 traps available which can get and set the condition codes 34 reliably. */ 35#undef MACHINE_STATE_SAVE 36#define MACHINE_STATE_SAVE(ID) \ 37 unsigned long int ms_flags, ms_saveret; \ 38 asm volatile("ta 0x20\n\t" \ 39 "mov %%g1, %0\n\t" \ 40 "mov %%g2, %1\n\t" \ 41 : "=r" (ms_flags), "=r" (ms_saveret)); 42 43#undef MACHINE_STATE_RESTORE 44#define MACHINE_STATE_RESTORE(ID) \ 45 asm volatile("mov %0, %%g1\n\t" \ 46 "mov %1, %%g2\n\t" \ 47 "ta 0x21\n\t" \ 48 : /* no outputs */ \ 49 : "r" (ms_flags), "r" (ms_saveret)); 50