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0affa5be19
Hardware stack protection is required by most distributions. See https://wiki.gentoo.org/wiki/Project:Hardened/GNU_stack_quickstart
25 lines
481 B
ArmAsm
25 lines
481 B
ArmAsm
/*
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* Written by:
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* 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_copysign.S,v 1.9 2011/01/07 16:13:12 kib Exp $")
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ENTRY(copysign)
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movl 16(%esp),%edx
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andl $0x80000000,%edx
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movl 8(%esp),%eax
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andl $0x7fffffff,%eax
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orl %edx,%eax
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movl %eax,8(%esp)
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fldl 4(%esp)
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ret
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END(copysign)
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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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