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- /*
- * linux/arch/unicore32/include/asm/fpu-ucf64.h
- *
- * Code specific to PKUnity SoC and UniCore ISA
- *
- * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn>
- * Copyright (C) 2001-2010 Guan Xuetao
- *
- * 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.
- */
- #define FPSCR s31
- /* FPSCR bits */
- #define FPSCR_DEFAULT_NAN (1<<25)
- #define FPSCR_CMPINSTR_BIT (1<<31)
- #define FPSCR_CON (1<<29)
- #define FPSCR_TRAP (1<<27)
- /* RND mode */
- #define FPSCR_ROUND_NEAREST (0<<0)
- #define FPSCR_ROUND_PLUSINF (2<<0)
- #define FPSCR_ROUND_MINUSINF (3<<0)
- #define FPSCR_ROUND_TOZERO (1<<0)
- #define FPSCR_RMODE_BIT (0)
- #define FPSCR_RMODE_MASK (7 << FPSCR_RMODE_BIT)
- /* trap enable */
- #define FPSCR_IOE (1<<16)
- #define FPSCR_OFE (1<<14)
- #define FPSCR_UFE (1<<13)
- #define FPSCR_IXE (1<<12)
- #define FPSCR_HIE (1<<11)
- #define FPSCR_NDE (1<<10) /* non denomal */
- /* flags */
- #define FPSCR_IDC (1<<24)
- #define FPSCR_HIC (1<<23)
- #define FPSCR_IXC (1<<22)
- #define FPSCR_OFC (1<<21)
- #define FPSCR_UFC (1<<20)
- #define FPSCR_IOC (1<<19)
- /* stick bits */
- #define FPSCR_IOS (1<<9)
- #define FPSCR_OFS (1<<7)
- #define FPSCR_UFS (1<<6)
- #define FPSCR_IXS (1<<5)
- #define FPSCR_HIS (1<<4)
- #define FPSCR_NDS (1<<3) /*non denomal */
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