0a6a1f1d05
This brings our tree to NetBSD 7.0, as found on -current on the 10-10-2015. This updates: - LLVM to 3.6.1 - GCC to GCC 5.1 - Replace minix/commands/zdump with usr.bin/zdump - external/bsd/libelf has moved to /external/bsd/elftoolchain/ - Import ctwm - Drop sprintf from libminc Change-Id: I149836ac18e9326be9353958bab9b266efb056f0
36 lines
685 B
C
36 lines
685 B
C
/* $NetBSD: fpsetround.c,v 1.7 2014/09/17 11:02:55 joerg Exp $ */
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/*
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* Written by J.T. Conklin, Apr 11, 1995
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* Public domain.
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: fpsetround.c,v 1.7 2014/09/17 11:02:55 joerg Exp $");
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#endif /* LIBC_SCCS and not lint */
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#include "namespace.h"
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#include <ieeefp.h>
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#ifdef __weak_alias
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__weak_alias(fpsetround,_fpsetround)
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#endif
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fp_rnd
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fpsetround(fp_rnd rnd_dir)
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{
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fp_rnd old;
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fp_rnd new;
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__asm(".set push; .set noat; cfc1 %0,$31; .set pop" : "=r" (old));
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new = old & ~0x03;
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new |= rnd_dir & 0x03;
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__asm(".set push; .set noat; ctc1 %0,$31; .set pop" : "=r" (new));
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return old & 0x03;
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}
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