1998-01-09 06:45:03 +03:00
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/* $NetBSD: flt_rounds.S,v 1.5 1998/01/09 03:45:03 perry Exp $ */
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1995-04-07 18:57:16 +04:00
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/*
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* Written by J.T. Conklin, Apr 4, 1995
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* Public domain.
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*/
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#include <machine/asm.h>
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.text
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.align 2
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_map:
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1995-04-09 23:18:49 +04:00
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.byte 1 /* round to nearest */
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.byte 3 /* round to negative infinity */
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.byte 2 /* round to positive infinity */
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.byte 0 /* round to zero */
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1995-04-07 18:57:16 +04:00
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ENTRY(__flt_rounds)
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subl $4,%esp
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1995-04-09 23:18:49 +04:00
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fnstcw (%esp)
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1995-04-09 23:31:33 +04:00
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movl (%esp),%eax
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1995-04-07 18:57:16 +04:00
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shrl $10,%eax
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andl $3,%eax
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1995-06-21 02:45:46 +04:00
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#ifdef PIC
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PIC_PROLOGUE
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leal PIC_GOTOFF(_map),%ecx
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PIC_EPILOGUE
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movb (%ecx,%eax,1),%al
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#else
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1995-04-09 23:18:49 +04:00
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movb _map(,%eax,1),%al
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1995-06-21 02:45:46 +04:00
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#endif
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1995-04-07 18:57:16 +04:00
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addl $4,%esp
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ret
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