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Diffstat (limited to 'sysdeps/powerpc/powerpc64/power6x/fpu/s_llround.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/power6x/fpu/s_llround.S | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/sysdeps/powerpc/powerpc64/power6x/fpu/s_llround.S b/sysdeps/powerpc/powerpc64/power6x/fpu/s_llround.S deleted file mode 100644 index 605f55ed5f..0000000000 --- a/sysdeps/powerpc/powerpc64/power6x/fpu/s_llround.S +++ /dev/null @@ -1,52 +0,0 @@ -/* llround function. POWER6x PowerPC64 version. - Copyright (C) 2006-2018 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> -#include <math_ldbl_opt.h> -#include <libm-alias-float.h> -#include <libm-alias-double.h> - -/* long long [r3] llround (float x [fp1]) - IEEE 1003.1 llround function. IEEE specifies "round to the nearest - integer value, rounding halfway cases away from zero, regardless of - the current rounding mode." However PowerPC Architecture defines - "round to Nearest" as "Choose the best approximation. In case of a - tie, choose the one that is even (least significant bit o).". - So we pre-round using the V2.02 Floating Round to Integer Nearest - instruction before we use Floating Convert to Integer Word with - round to zero instruction. */ - - .machine "power6" -ENTRY_TOCLESS (__llround) - CALL_MCOUNT 0 - frin fp2,fp1 /* Round to nearest +-0.5. */ - fctidz fp3,fp2 /* Convert To Integer DW round toward 0. */ - mftgpr r3,fp3 /* Transfer integer to R3. */ - blr - END (__llround) - -strong_alias (__llround, __lround) -libm_alias_double (__llround, llround) -libm_alias_double (__lround, lround) -/* The double version also works for single-precision as both float and - double parameters are passed in 64bit FPRs and both versions are expected - to return [long] long type. */ -strong_alias (__llround, __llroundf) -libm_alias_float (__llround, llround) -strong_alias (__lround, __lroundf) -libm_alias_float (__lround, lround) |