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kernel/linux-rt-4.4.41/arch/powerpc/include/asm/kvm_fpu.h 2.74 KB
5113f6f70   김현기   kernel add
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  /*
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License, version 2, as
   * published by the Free Software Foundation.
   *
   * This program 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 this program; if not, write to the Free Software
   * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
   *
   * Copyright Novell Inc. 2010
   *
   * Authors: Alexander Graf <agraf@suse.de>
   */
  
  #ifndef __ASM_KVM_FPU_H__
  #define __ASM_KVM_FPU_H__
  
  #include <linux/types.h>
  
  extern void fps_fres(u64 *fpscr, u32 *dst, u32 *src1);
  extern void fps_frsqrte(u64 *fpscr, u32 *dst, u32 *src1);
  extern void fps_fsqrts(u64 *fpscr, u32 *dst, u32 *src1);
  
  extern void fps_fadds(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2);
  extern void fps_fdivs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2);
  extern void fps_fmuls(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2);
  extern void fps_fsubs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2);
  
  extern void fps_fmadds(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2,
  		       u32 *src3);
  extern void fps_fmsubs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2,
  		       u32 *src3);
  extern void fps_fnmadds(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2,
  		        u32 *src3);
  extern void fps_fnmsubs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2,
  		        u32 *src3);
  extern void fps_fsel(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2,
  		     u32 *src3);
  
  #define FPD_ONE_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \
  				u64 *dst, u64 *src1);
  #define FPD_TWO_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \
  				u64 *dst, u64 *src1, u64 *src2);
  #define FPD_THREE_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \
  				u64 *dst, u64 *src1, u64 *src2, u64 *src3);
  
  extern void fpd_fcmpu(u64 *fpscr, u32 *cr, u64 *src1, u64 *src2);
  extern void fpd_fcmpo(u64 *fpscr, u32 *cr, u64 *src1, u64 *src2);
  
  FPD_ONE_IN(fsqrts)
  FPD_ONE_IN(frsqrtes)
  FPD_ONE_IN(fres)
  FPD_ONE_IN(frsp)
  FPD_ONE_IN(fctiw)
  FPD_ONE_IN(fctiwz)
  FPD_ONE_IN(fsqrt)
  FPD_ONE_IN(fre)
  FPD_ONE_IN(frsqrte)
  FPD_ONE_IN(fneg)
  FPD_ONE_IN(fabs)
  FPD_TWO_IN(fadds)
  FPD_TWO_IN(fsubs)
  FPD_TWO_IN(fdivs)
  FPD_TWO_IN(fmuls)
  FPD_TWO_IN(fcpsgn)
  FPD_TWO_IN(fdiv)
  FPD_TWO_IN(fadd)
  FPD_TWO_IN(fmul)
  FPD_TWO_IN(fsub)
  FPD_THREE_IN(fmsubs)
  FPD_THREE_IN(fmadds)
  FPD_THREE_IN(fnmsubs)
  FPD_THREE_IN(fnmadds)
  FPD_THREE_IN(fsel)
  FPD_THREE_IN(fmsub)
  FPD_THREE_IN(fmadd)
  FPD_THREE_IN(fnmsub)
  FPD_THREE_IN(fnmadd)
  
  extern void kvm_cvt_fd(u32 *from, u64 *to);
  extern void kvm_cvt_df(u64 *from, u32 *to);
  
  #endif