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90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
/* Copyright (C) 2001-2026 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#if ! __s390x__
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# error "soft-fp implemented for s390x only"
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#endif
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#define _FP_W_TYPE_SIZE 64
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#define _FP_W_TYPE unsigned long long
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#define _FP_WS_TYPE signed long long
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#define _FP_I_TYPE long long
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typedef int TItype __attribute__ ((mode (TI)));
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typedef unsigned int UTItype __attribute__ ((mode (TI)));
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#define TI_BITS (__CHAR_BIT__ * (int) sizeof (TItype))
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#define _FP_NANFRAC_H ((_FP_QNANBIT_H << 1) - 1)
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#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1)
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#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1)
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#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1
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#define _FP_NANSIGN_H 0
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#define _FP_NANSIGN_S 0
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#define _FP_NANSIGN_D 0
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#define _FP_NANSIGN_Q 0
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#define _FP_KEEPNANFRACP 1
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#define _FP_QNANNEGATEDP 0
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#define FP_EX_INVALID 0x01
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#define FP_EX_DIVZERO 0x02
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#define FP_EX_OVERFLOW 0x04
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#define FP_EX_UNDERFLOW 0x08
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#define FP_EX_INEXACT 0x10
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#define FP_EX_ALL \
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(FP_EX_INVALID | FP_EX_DIVZERO | FP_EX_OVERFLOW \
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| FP_EX_UNDERFLOW | FP_EX_INEXACT)
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void __sfp_handle_exceptions (int);
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#define FP_HANDLE_EXCEPTIONS \
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do { \
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if (__builtin_expect (_fex, 0)) \
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__sfp_handle_exceptions (_fex); \
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} while (0)
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#define _FP_TININESS_AFTER_ROUNDING 0
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#define FP_RND_NEAREST 0x0
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#define FP_RND_ZERO 0x1
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#define FP_RND_PINF 0x2
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#define FP_RND_MINF 0x3
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#define FP_RND_MASK 0x3
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#define _FP_DECL_EX \
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unsigned int _fpcr __attribute__ ((unused)) = FP_RND_NEAREST
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#define FP_INIT_ROUNDMODE \
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do { \
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__asm__ __volatile__ ("stfpc %0" \
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: "=m" (_fpcr)); \
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} while (0)
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#define FP_ROUNDMODE (_fpcr & FP_RND_MASK)
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#define __LITTLE_ENDIAN 1234
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#define __BIG_ENDIAN 4321
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#define __BYTE_ORDER __BIG_ENDIAN
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