IABSD.fr/src/lib/libc/softfloat/unordsf2.c

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• Author : guenther
  Date : 2019-11-10 22:23:28
  Hash : 00b6e344
  Message : Mark as 'protected' all the routines from the quad/ and softfloat/ subdirs, as well as those in arch/arm/gen/divsi3.S. This cleans up the PLTs on the 32bit archs. luna88k testing by aoyama@ "looks good" kettenis@, testing and ok deraadt@

• lib/libc/softfloat/unordsf2.c

• /*	$OpenBSD: unordsf2.c,v 1.4 2019/11/10 22:23:29 guenther Exp $	*/
  /* $NetBSD: unordsf2.c,v 1.1 2003/05/06 08:58:20 rearnsha Exp $ */
  
  /*
   * Written by Richard Earnshaw, 2003.  This file is in the Public Domain.
   */
  
  #include "softfloat-for-gcc.h"
  #include "milieu.h"
  #include <softfloat.h>
  
  flag __unordsf2(float32, float32) __dso_protected;
  
  flag
  __unordsf2(float32 a, float32 b)
  {
  	/*
  	 * The comparison is unordered if either input is a NaN.
  	 * Test for this by comparing each operand with itself.
  	 * We must perform both comparisons to correctly check for
  	 * signalling NaNs.
  	 */
  	return 1 ^ (float32_eq(a, a) & float32_eq(b, b));
  }