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- /* Copyright (C) 2007-2022 Free Software Foundation, Inc.
- This file is part of GCC.
- GCC is free software; you can redistribute it and/or modify it under
- the terms of the GNU General Public License as published by the Free
- Software Foundation; either version 3, or (at your option) any later
- version.
- GCC 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 General Public License
- for more details.
- Under Section 7 of GPL version 3, you are granted additional
- permissions described in the GCC Runtime Library Exception, version
- 3.1, as published by the Free Software Foundation.
- You should have received a copy of the GNU General Public License and
- a copy of the GCC Runtime Library Exception along with this program;
- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- <http://www.gnu.org/licenses/>. */
- #include "bid_internal.h"
- #include "bid_gcc_intrinsics.h"
- #if DECIMAL_GLOBAL_ROUNDING
- BID_THREAD _IDEC_round _IDEC_glbround = ROUNDING_TO_NEAREST;
- #if DECIMAL_GLOBAL_ROUNDING_ACCESS_FUNCTIONS
- void
- __dfp_set_round (int mode) {
- _IDEC_glbround = mode;
- }
- int
- __dfp_get_round (void) {
- return _IDEC_glbround;
- }
- #endif
- #endif
- #if DECIMAL_GLOBAL_EXCEPTION_FLAGS
- BID_THREAD _IDEC_flags _IDEC_glbflags = EXACT_STATUS;
- #if DECIMAL_GLOBAL_EXCEPTION_FLAGS_ACCESS_FUNCTIONS
- #include <fenv.h>
- void
- __dfp_clear_except (void) {
- _IDEC_glbflags &= ~FLAG_MASK;
- }
- int
- __dfp_test_except (int mask) {
- int flags = 0;
- if ((_IDEC_glbflags & INEXACT_EXCEPTION) != 0)
- flags |= mask & FE_INEXACT;
- if ((_IDEC_glbflags & UNDERFLOW_EXCEPTION) != 0)
- flags |= mask & FE_UNDERFLOW;
- if ((_IDEC_glbflags & OVERFLOW_EXCEPTION) != 0)
- flags |= mask & FE_OVERFLOW;
- if ((_IDEC_glbflags & ZERO_DIVIDE_EXCEPTION) != 0)
- flags |= mask & FE_DIVBYZERO;
- if ((_IDEC_glbflags & INVALID_EXCEPTION) != 0)
- flags |= mask & FE_INVALID;
- return flags;
- }
- void
- __dfp_raise_except (int mask) {
- _IDEC_flags flags = 0;
- if ((mask & FE_INEXACT) != 0)
- flags |= INEXACT_EXCEPTION;
- if ((mask & FE_UNDERFLOW) != 0)
- flags |= UNDERFLOW_EXCEPTION;
- if ((mask & FE_OVERFLOW) != 0)
- flags |= OVERFLOW_EXCEPTION;
- if ((mask & FE_DIVBYZERO) != 0)
- flags |= ZERO_DIVIDE_EXCEPTION;
- if ((mask & FE_INVALID) != 0)
- flags |= INVALID_EXCEPTION;
- _IDEC_glbflags |= flags;
- }
- #endif
- #endif
- #if DECIMAL_ALTERNATE_EXCEPTION_HANDLING
- #if DECIMAL_GLOBAL_EXCEPTION_MASKS
- BID_THREAD _IDEC_exceptionmasks _IDEC_glbexceptionmasks =
- _IDEC_allexcmasksset;
- #endif
- #if DECIMAL_GLOBAL_EXCEPTION_INFO
- BID_THREAD _IDEC_excepthandling _IDEC_glbexcepthandling;
- #endif
- #endif
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