/* * linux/arch/sh/kernel/cpu/sh4/sh4_fpu.h * * Copyright (C) 2006 STMicroelectronics Limited * Author: Carl Shaw * * May be copied or modified under the terms of the GNU General Public * License Version 2. See linux/COPYING for more information. * * Definitions for SH4 FPU operations */ #ifndef __CPU_SH4_FPU_H #define __CPU_SH4_FPU_H #define FPSCR_ENABLE_MASK 0x00000f80UL #define FPSCR_FMOV_DOUBLE (1<<1) #define FPSCR_CAUSE_INEXACT (1<<12) #define FPSCR_CAUSE_UNDERFLOW (1<<13) #define FPSCR_CAUSE_OVERFLOW (1<<14) #define FPSCR_CAUSE_DIVZERO (1<<15) #define FPSCR_CAUSE_INVALID (1<<16) #define FPSCR_CAUSE_ERROR (1<<17) #define FPSCR_DBL_PRECISION (1<<19) #define FPSCR_ROUNDING_MODE(x) ((x >> 20) & 3) #define FPSCR_RM_NEAREST (0) #define FPSCR_RM_ZERO (1) #endif