Explain our implementation choice for implementation-defined values

This commit is contained in:
maya 2017-10-17 00:26:35 +00:00
parent c9c3919a67
commit 10f56c9348

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@ -1,4 +1,4 @@
/* $NetBSD: fpu.h,v 1.6 2008/05/10 15:31:04 martin Exp $ */
/* $NetBSD: fpu.h,v 1.7 2017/10/17 00:26:35 maya Exp $ */
/*-
* Copyright (c) 2001 Ross Harvey
@ -91,8 +91,8 @@
#define IEEE_TRAP_ENABLE_INV _FP_C_DEF(1)
#define IEEE_INHERIT _FP_C_DEF(14)
#define IEEE_MAP_UMZ _FP_C_DEF(13)
#define IEEE_MAP_DMZ _FP_C_DEF(12)
#define IEEE_MAP_UMZ _FP_C_DEF(13) /* Map underflowed outputs to zero */
#define IEEE_MAP_DMZ _FP_C_DEF(12) /* Map denormal inputs to zero */
#define FP_C_MIRRORED (IEEE_STATUS_INE | IEEE_STATUS_UNF | IEEE_STATUS_OVF\
| IEEE_STATUS_DZE | IEEE_STATUS_INV)