glibc/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
Ulrich Drepper f7d78e18aa * sysdeps/powerpc/powerpc32/fpu/s_ceil.S (TWO52.0): Delete.
* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S (TWO23.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_floor.S (TWO52.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_floorf.S (TWO23.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_lround.S: Comment typo.
	(NEGZERO.0, POINTFIVE.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_rint.S (TWO52.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_rintf.S (TWO23.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_round.S (__round): Code in .text.
	(TWO52.0, POINTFIVE.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_roundf.S (__roundf): Code in .text.
	(TWO23.0, POINTFIVE.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_trunc.S (__trunc): Code in .text.
	(TWO52.0): Delete.
	* sysdeps/powerpc/powerpc32/fpu/s_truncf.S (__truncf): Code in .text.
	(TWO23.0): Delete.
	* sysdeps/powerpc/powerpc32/memset.S (memset): Formatting.
2005-05-21 19:01:22 +00:00

60 lines
1.7 KiB
ArmAsm

/* Round float to int floating-point values. PowerPC32 version.
Copyright (C) 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
.section .rodata.cst4,"aM",@progbits,4
.align 2
.LC0: /* 2**23 */
.long 0x4b000000
.section ".text"
ENTRY (__rintf)
#ifdef SHARED
mflr r11
bl _GLOBAL_OFFSET_TABLE_@local-4
mflr r10
lwz r9,.LC0@got(10)
mtlr r11
lfs fp13,0(r9)
#else
lis r9,.LC0@ha
lfs fp13,.LC0@l(r9)
#endif
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
fcmpu cr6,fp1,fp12 /* if (x > 0.0) */
bnllr- cr7
bng- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fabs fp1,fp1 /* if (x == 0.0) */
blr /* x = 0.0; */
.L4:
bnllr- cr6 /* if (x < 0.0) */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
fnabs fp1,fp1 /* if (x == 0.0) */
blr /* x = -0.0; */
END (__rintf)
weak_alias (__rintf, rintf)