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Hardware stack protection is required by most distributions. See https://wiki.gentoo.org/wiki/Project:Hardened/GNU_stack_quickstart
26 lines
556 B
ArmAsm
26 lines
556 B
ArmAsm
/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Public domain.
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*/
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#include <i387/bsd_asm.h>
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//__FBSDID("$FreeBSD: src/lib/msun/i387/s_copysignf.S,v 1.3 2011/01/07 16:13:12 kib Exp $");
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/* RCSID("$NetBSD: s_copysignf.S,v 1.3 1995/05/08 23:53:25 jtc Exp $") */
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ENTRY(copysignf)
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movl 8(%esp),%edx
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andl $0x80000000,%edx
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movl 4(%esp),%eax
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andl $0x7fffffff,%eax
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orl %edx,%eax
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movl %eax,4(%esp)
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flds 4(%esp)
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ret
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END(copysignf)
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/* Enable stack protection */
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#if defined(__linux__) && defined(__ELF__)
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.section .note.GNU-stack,"",%progbits
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#endif
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