1 /* Definitions for stub floating-point coprocessor. 2 Copyright 2004, 2009 Brian R. Gaeke. 3 4 This file is part of VMIPS. 5 6 VMIPS is free software; you can redistribute it and/or modify it 7 under the terms of the GNU General Public License as published by the 8 Free Software Foundation; either version 2 of the License, or (at your 9 option) any later version. 10 11 VMIPS is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 for more details. 15 16 You should have received a copy of the GNU General Public License along 17 with VMIPS; if not, write to the Free Software Foundation, Inc., 18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 19 20 #ifndef _FPU_H_ 21 #define _FPU_H_ 22 23 #include "types.h" 24 25 class CPU; 26 27 class FPU 28 { 29 CPU *cpu; 30 public: FPU(CPU * m)31 FPU (CPU *m) : cpu (m) { } 32 void cpone_emulate (uint32 instr, uint32 pc); 33 uint32 read_reg (uint16 regno); 34 void write_reg (uint16 regno, uint32 word); 35 }; 36 37 #endif /* _FPU_H_ */ 38