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/* float ceil function. PowerPC64 version.
Copyright (C) 2004-2014 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, see
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
.section ".toc","aw"
.p2align 3
.LC0: /* 2**23 */
.long 0x4b000000
.long 0x0
.section ".text"
EALIGN (__ceilf, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfs fp13,.LC0@toc(2)
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
mtfsfi 7,2 /* Set rounding mode toward +inf. */
ble- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fabs fp1,fp1 /* if (x == 0.0) */
/* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
fnabs fp1,fp1 /* if (x == 0.0) */
/* x = -0.0; */
.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
END (__ceilf)
weak_alias (__ceilf, ceilf)
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