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Diffstat (limited to 'sys/amd64/include/ieeefp.h')
| -rw-r--r-- | sys/amd64/include/ieeefp.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/sys/amd64/include/ieeefp.h b/sys/amd64/include/ieeefp.h deleted file mode 100644 index f81ff31bf7df..000000000000 --- a/sys/amd64/include/ieeefp.h +++ /dev/null @@ -1,100 +0,0 @@ -/*- - * Copyright (c) 1990 Andrew Moore, Talke Studio - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * from: @(#) ieeefp.h 1.0 (Berkeley) 9/23/93 - * $Id$ - */ - -/* - * IEEE floating point type and constant definitions. - */ - -#ifndef _MACHINE_IEEEFP_H_ -#define _MACHINE_IEEEFP_H_ - -/* - * FP rounding modes - */ -typedef enum { - FP_RN=0, /* round to nearest */ - FP_RM, /* round down to minus infinity */ - FP_RP, /* round up to plus infinity */ - FP_RZ /* truncate */ -} fp_rnd_t; - -/* - * FP precision modes - */ -typedef enum { - FP_PS=0, /* 24 bit (single-precision) */ - FP_PRS, /* reserved */ - FP_PD, /* 53 bit (double-precision) */ - FP_PE /* 64 bit (extended-precision) */ -} fp_prec_t; - -#define fp_except_t int - -/* - * FP exception masks - */ -#define FP_X_INV 0x01 /* invalid operation */ -#define FP_X_DNML 0x02 /* denormal */ -#define FP_X_DZ 0x04 /* zero divide */ -#define FP_X_OFL 0x08 /* overflow */ -#define FP_X_UFL 0x10 /* underflow */ -#define FP_X_IMP 0x20 /* (im)precision */ - -/* - * FP registers - */ -#define FP_MSKS_REG 0 /* exception masks */ -#define FP_PRC_REG 0 /* precision */ -#define FP_RND_REG 0 /* direction */ -#define FP_STKY_REG 1 /* sticky flags */ - -/* - * FP register bit field masks - */ -#define FP_MSKS_FLD 0x3f /* exception masks field */ -#define FP_PRC_FLD 0x300 /* precision control field */ -#define FP_RND_FLD 0xc00 /* round control field */ -#define FP_STKY_FLD 0x3f /* sticky flags field */ - -/* - * FP register bit field offsets - */ -#define FP_MSKS_OFF 0 /* exception masks offset */ -#define FP_PRC_OFF 8 /* precision control offset */ -#define FP_RND_OFF 10 /* round control offset */ -#define FP_STKY_OFF 0 /* sticky flags offset */ - -#endif /* !_MACHINE_IEEEFP_H_ */ |