[src/trunk]: src/sys/arch/hppa/include Add inclusion protection.

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f645e77b9d8d
branches:  trunk
changeset: 793232:f645e77b9d8d
user:      matt <matt%NetBSD.org@localhost>
date:      Fri Jan 31 12:40:37 2014 +0000

description:
Add inclusion protection.
Convert to ieee_ext to use uint64_t
Format uses implicit NBIT

diffstat:

 sys/arch/hppa/include/ieee.h |  40 +++++++++++++++++++---------------------
 1 files changed, 19 insertions(+), 21 deletions(-)

diffs (73 lines):

diff -r 741ed590bea0 -r f645e77b9d8d sys/arch/hppa/include/ieee.h
--- a/sys/arch/hppa/include/ieee.h      Fri Jan 31 11:58:33 2014 +0000
+++ b/sys/arch/hppa/include/ieee.h      Fri Jan 31 12:40:37 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ieee.h,v 1.12 2011/07/10 04:49:37 matt Exp $   */
+/*     $NetBSD: ieee.h,v 1.13 2014/01/31 12:40:37 matt Exp $   */
 
 /*     $OpenBSD: ieee.h,v 1.1 1999/04/20 19:44:04 mickey Exp $ */
 
@@ -42,6 +42,9 @@
  *     @(#)ieee.h      8.1 (Berkeley) 6/11/93
  */
 
+#ifndef _HPPA_IEEE_H_
+#define _HPPA_IEEE_H_
+
 /*
  * ieee.h defines the machine-dependent layout of the machine's IEEE
  * floating point.  It does *not* define (yet?) any of the rounding
@@ -52,26 +55,22 @@
 
 #ifdef _LP64
 #define        EXT_EXPBITS     15
-#define EXT_FRACHBITS  16
-#define        EXT_FRACHMBITS  32
-#define        EXT_FRACLMBITS  32
-#define        EXT_FRACLBITS   32
-#define        EXT_FRACBITS    (EXT_FRACLBITS + EXT_FRACLMBITS + EXT_FRACHMBITS + EXT_FRACHBITS)
+#define EXT_FRACHBITS  48
+#define EXT_FRACLBITS  64
+#define EXT_FRACBITS   (EXT_FRACLBITS + EXT_FRACHBITS)
 
-#define        EXT_TO_ARRAY32(u, a) do {                       \
-       (a)[0] = (uint32_t)(u).extu_ext.ext_fracl;      \
-       (a)[1] = (uint32_t)(u).extu_ext.ext_fraclm;     \
-       (a)[2] = (uint32_t)(u).extu_ext.ext_frachm;     \
-       (a)[3] = (uint32_t)(u).extu_ext.ext_frach;      \
+#define EXT_TO_ARRAY32(u, a) do {                              \
+       (a)[0] = (uint32_t)((u).extu_ext.ext_fracl >>  0);      \
+       (a)[1] = (uint32_t)((u).extu_ext.ext_fracl >> 32);      \
+       (a)[2] = (uint32_t)((u).extu_ext.ext_frach >>  0);      \
+       (a)[3] = (uint32_t)((u).extu_ext.ext_frach >> 32);      \
 } while(/*CONSTCOND*/0)
 
 struct ieee_ext {
-       u_int   ext_sign:1;
-       u_int   ext_exp:EXT_EXPBITS;
-       u_int   ext_frach:EXT_FRACHBITS;
-       u_int   ext_frachm;
-       u_int   ext_fraclm;
-       u_int   ext_fracl;
+       uint64_t ext_sign:1;
+       uint64_t ext_exp:EXT_EXPBITS;
+       uint64_t ext_frach:EXT_FRACHBITS;
+       uint64_t ext_fracl;
 };
 
 /*
@@ -109,11 +108,10 @@
 #define extu_exp       extu_ext.ext_exp
 #define extu_sign      extu_ext.ext_sign
 #define extu_fracl     extu_ext.ext_fracl
-#define extu_fraclm    extu_ext.ext_fraclm
-#define extu_frachm    extu_ext.ext_frachm
 #define extu_frach     extu_ext.ext_frach
 
-#define LDBL_NBIT      0x80000000
-#define mask_nbit_l(u) ((u).extu_frach &= ~LDBL_NBIT)
+#define LDBL_IMPLICIT_NBIT     1       /* our NBIT is implicit */
 
 #endif /* _LP64 */
+
+#endif /* !_HPPA_IEEE_H_ */