yading@10: /* yading@10: * Copyright (c) 2008 Mans Rullgard yading@10: * yading@10: * This file is part of FFmpeg. yading@10: * yading@10: * FFmpeg is free software; you can redistribute it and/or yading@10: * modify it under the terms of the GNU Lesser General Public yading@10: * License as published by the Free Software Foundation; either yading@10: * version 2.1 of the License, or (at your option) any later version. yading@10: * yading@10: * FFmpeg is distributed in the hope that it will be useful, yading@10: * but WITHOUT ANY WARRANTY; without even the implied warranty of yading@10: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU yading@10: * Lesser General Public License for more details. yading@10: * yading@10: * You should have received a copy of the GNU Lesser General Public yading@10: * License along with FFmpeg; if not, write to the Free Software yading@10: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA yading@10: */ yading@10: yading@10: #ifndef AVCODEC_SH4_SH4_H yading@10: #define AVCODEC_SH4_SH4_H yading@10: yading@10: #ifdef __SH4__ yading@10: # define fp_single_enter(fpscr) \ yading@10: do { \ yading@10: __asm__ volatile ("sts fpscr, %0 \n\t" \ yading@10: "and %1, %0 \n\t" \ yading@10: "lds %0, fpscr \n\t" \ yading@10: : "=&r"(fpscr) : "r"(~(1<<19))); \ yading@10: } while (0) yading@10: yading@10: # define fp_single_leave(fpscr) \ yading@10: do { \ yading@10: __asm__ volatile ("or %1, %0 \n\t" \ yading@10: "lds %0, fpscr \n\t" \ yading@10: : "+r"(fpscr) : "r"(1<<19)); \ yading@10: } while (0) yading@10: #else yading@10: # define fp_single_enter(fpscr) ((void)fpscr) yading@10: # define fp_single_leave(fpscr) yading@10: #endif yading@10: yading@10: #endif /* AVCODEC_SH4_SH4_H */