s_finite.s

来自「Glibc 2.3.2源代码(解压后有100多M)」· S 代码 · 共 18 行

/*
 * Written by Joe Keane <[e-mail]>.
 */

#include <machine/asm.h>

ENTRY(__finite)
	movl	8(%esp),%eax
	movl    $0xFFEFFFFF,%ecx
	subl    %eax,%ecx
	xorl    %ecx,%eax
	shrl	$31, %eax
	ret
END (__finite)
weak_alias (__finite, finite)
hidden_def (__finite)