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33 lines
645 B
ArmAsm
33 lines
645 B
ArmAsm
/*
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* ====================================================
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* Copyright (C) 1998 by Cygnus Solutions. All rights reserved.
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*
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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/*
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Fast version of atan2 using Intel float instructions.
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double _f_atan2 (double y, double x);
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Function computes arctan ( y / x ).
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There is no error checking or setting of errno.
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*/
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#include "i386mach.h"
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.global SYM (_f_atan2)
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SYM (_f_atan2):
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pushl ebp
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movl esp,ebp
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fldl 8(ebp)
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fldl 16(ebp)
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fpatan
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leave
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ret
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