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NetBSD/lib/libm/arch/i387/s_scalbnf.S

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ArmAsm
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Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
/*
Winning Strategies has placed this code into the Public Domain
1995-04-29 02:43:31 +04:00
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
*/
#include <machine/asm.h>
Modify the i387 code so that it can be shared between the i386 port and the x86_64 port. XXX some files should be distinct.
2001-06-19 04:26:29 +04:00
#include "abi.h"
RCSID("$NetBSD: s_scalbnf.S,v 1.5 2001/06/19 00:26:30 fvdl Exp $")
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
ENTRY(scalbnf)
Modify the i387 code so that it can be shared between the i386 port and the x86_64 port. XXX some files should be distinct.
2001-06-19 04:26:29 +04:00
XMM_TWO_ARG_FLOAT_PROLOGUE
fildl ARG_FLOAT_TWO
flds ARG_FLOAT_ONE
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
fscale
The scalb* functions left data on the floting point register stack. Remove it before leaving the function. The solution is taken from OpenBSD.
1999-01-02 08:15:40 +03:00
fstp %st(1) /* bug fix for fp stack overflow */
Modify the i387 code so that it can be shared between the i386 port and the x86_64 port. XXX some files should be distinct.
2001-06-19 04:26:29 +04:00
XMM_FLOAT_EPILOGUE
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
ret