minix/lib/nbsd_libc/arch/m68k/gen/flt_rounds_softfloat.S
Gianluca Guida b6cbf7203b Import unmodified NetBSD libc in trunk
This patch imports the unmodified current version of NetBSD libc.
The NetBSD includes are in /nbsd_include, while the libc code itself is 
split between lib/nbsd_libc and common/lib/libc.
2011-02-14 19:36:03 +00:00

32 lines
675 B
ArmAsm

/* $NetBSD: flt_rounds_softfloat.S,v 1.2 2004/09/26 21:13:27 jmmv Exp $ */
/*
* Written by J.T. Conklin, Apr 6, 1995
* Public domain.
* Broken by Bruce O'Neel Aug 4 2003
gcc no longer seems to export fpCCR so this fails.
for now just return 0.
*/
#include <machine/asm.h>
.text
.even
/* NB: this is tied to the gcc-2.95 lb1sf68.asm: */
_map:
.byte 1 /* round to nearest */
.byte 0 /* round to zero */
.byte 2 /* round to positive infinity */
.byte 3 /* round to negative infinity */
ENTRY(__flt_rounds)
/* lea _C_LABEL(_fpCCR),%a0 | check the rounding mode */
/* movew %a0@(6),%d0 | rounding mode in d0 */
/* lea _map,%a0 */
moveb #0,%d0
rts