[src/trunk]: src/sys/arch/alpha/include Define the f_float in-memory format. ...

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

details:   https://anonhg.NetBSD.org/src/rev/7b403a776944
branches:  trunk
changeset: 984729:7b403a776944
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Tue Jul 20 05:43:10 2021 +0000

description:
Define the f_float in-memory format.  Line of the fields in s_float and
t_float.

diffstat:

 sys/arch/alpha/include/alpha.h |  19 ++++++++++++++-----
 1 files changed, 14 insertions(+), 5 deletions(-)

diffs (48 lines):

diff -r c8a56e7e5210 -r 7b403a776944 sys/arch/alpha/include/alpha.h
--- a/sys/arch/alpha/include/alpha.h    Tue Jul 20 02:42:10 2021 +0000
+++ b/sys/arch/alpha/include/alpha.h    Tue Jul 20 05:43:10 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: alpha.h,v 1.45 2021/05/05 15:36:17 thorpej Exp $ */
+/* $NetBSD: alpha.h,v 1.46 2021/07/20 05:43:10 thorpej Exp $ */
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -41,18 +41,26 @@
 #ifndef _ALPHA_H_
 #define _ALPHA_H_
 
+typedef union alpha_f_float {
+       uint32_t i;
+       uint32_t frac_hi:  7,
+                    exp:  8,
+                   sign:  1,
+                frac_lo: 16;
+} f_float;
+
 typedef union alpha_s_float {
        uint32_t i;
        uint32_t frac: 23,
-                 exp:   8,
-                 sign:  1;
+                 exp:  8,
+                sign:  1;
 } s_float;
 
 typedef union alpha_t_float {
        uint64_t i;
        uint64_t frac: 52,
-                 exp:  11,
-                 sign:  1;
+                 exp: 11,
+                sign:  1;
 } t_float;
 
 #ifdef _KERNEL
@@ -73,6 +81,7 @@
 extern u_long cpu_amask;               /* from AMASK instruction */
 extern int bootdev_debug;
 extern int alpha_fp_sync_complete;
+extern int alpha_fp_complete_debug;
 extern int alpha_unaligned_print, alpha_unaligned_fix, alpha_unaligned_sigbus;
 extern void (*alpha_delay_fn)(unsigned long);