1/* Return classification value corresponding to argument. 2 Copyright (C) 2000-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19#include <sysdep.h> 20#undef ret 21 22ENTRY (__fpclassify) 23{ 24.mfi 25 fclass.m p6, p7 = farg0, @nat | @qnan | @snan 26 ;; 27} 28{ 29.mfb 30(p6) mov ret0 = 0 31(p7) fclass.m p7, p8 = farg0, @inf 32(p6) br.ret.sptk.many rp 33 ;; 34} 35{ 36.mfb 37(p7) mov ret0 = 1 38(p8) fclass.m p8, p6 = farg0, @zero 39(p7) br.ret.sptk.many rp 40 ;; 41} 42{ 43.mfb 44(p8) mov ret0 = 2 45(p6) fclass.m p6, p7 = farg0, @unorm 46(p8) br.ret.sptk.many rp 47 ;; 48} 49{ 50 .pred.rel.mutex p6, p7 51(p6) mov ret0 = 3 52(p7) mov ret0 = 4 53 br.ret.sptk.many rp 54} 55END (__fpclassify) 56 57strong_alias (__fpclassify, __fpclassifyf) 58strong_alias (__fpclassify, __fpclassifyl) 59libm_hidden_def (__fpclassify) 60libm_hidden_def (__fpclassifyf) 61libm_hidden_def (__fpclassifyl) 62