From 6b5950e859d4298209ec664eafeb7a0a6af33bfa Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Wed, 23 Apr 2025 18:37:36 +0200 Subject: mips/mips64: add fenv support from glibc --- libm/mips/feholdexcpt.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 libm/mips/feholdexcpt.c (limited to 'libm/mips/feholdexcpt.c') diff --git a/libm/mips/feholdexcpt.c b/libm/mips/feholdexcpt.c new file mode 100644 index 000000000..b1e35ae5a --- /dev/null +++ b/libm/mips/feholdexcpt.c @@ -0,0 +1,35 @@ +/* Store current floating-point environment and clear exceptions. + Copyright (C) 2000-2025 Free Software Foundation, Inc. + + 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 + . */ + +#include +#include + +int +feholdexcept (fenv_t *envp) +{ + fpu_control_t cw; + + /* Save the current state. */ + _FPU_GETCW (cw); + envp->__fp_control_register = cw; + + /* Clear all exception enable bits and flags. */ + cw &= ~(_FPU_MASK_V|_FPU_MASK_Z|_FPU_MASK_O|_FPU_MASK_U|_FPU_MASK_I|FE_ALL_EXCEPT); + _FPU_SETCW (cw); + + return 0; +} -- cgit v1.2.3