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Based on 1 normalized pattern(s): this program 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 2 or at your option any later version this program 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 you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 42 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190524100845.259718220@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
53 lines
2.1 KiB
C
53 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Linux/PA-RISC Project (http://www.parisc-linux.org/)
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*
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* Floating-point emulation code
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* Copyright (C) 2001 Hewlett-Packard (Paul Bame) <bame@debian.org>
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*/
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#ifdef __NO_PA_HDRS
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PA header file -- do not include this header file for non-PA builds.
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#endif
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/*
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* These macros are designed to be portable to all machines that have
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* a wordsize greater than or equal to 32 bits that support the portable
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* C compiler and the standard C preprocessor. Wordsize (default 32)
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* and bitfield assignment (default left-to-right, unlike VAX, PDP-11)
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* should be predefined using the constants HOSTWDSZ and BITFRL and
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* the C compiler "-D" flag (e.g., -DHOSTWDSZ=36 -DBITFLR for the DEC-20).
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* Note that the macro arguments assume that the integer being referenced
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* is a 32-bit integer (right-justified on the 20) and that bit 0 is the
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* most significant bit.
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*/
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#ifndef HOSTWDSZ
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#define HOSTWDSZ 32
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#endif
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/*########################### Macros ######################################*/
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/*-------------------------------------------------------------------------
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* NewDeclareBitField_Reference - Declare a structure similar to the simulator
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* function "DeclBitfR" except its use is restricted to occur within a larger
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* enclosing structure or union definition. This declaration is an unnamed
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* structure with the argument, name, as the member name and the argument,
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* uname, as the element name.
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*----------------------------------------------------------------------- */
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#define Bitfield_extract(start, length, object) \
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((object) >> (HOSTWDSZ - (start) - (length)) & \
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((unsigned)-1 >> (HOSTWDSZ - (length))))
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#define Bitfield_signed_extract(start, length, object) \
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((int)((object) << start) >> (HOSTWDSZ - (length)))
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#define Bitfield_mask(start, len, object) \
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((object) & (((unsigned)-1 >> (HOSTWDSZ-len)) << (HOSTWDSZ-start-len)))
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#define Bitfield_deposit(value,start,len,object) object = \
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((object) & ~(((unsigned)-1 >> (HOSTWDSZ-len)) << (HOSTWDSZ-start-len))) | \
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(((value) & ((unsigned)-1 >> (HOSTWDSZ-len))) << (HOSTWDSZ-start-len))
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