| /* | |
| * 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 */ |