mirror of https://github.com/acidanthera/audk.git
100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
/** @file
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Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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/**
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University of Illinois/NCSA
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Open Source License
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Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
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All rights reserved.
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Developed by:
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LLVM Team
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University of Illinois at Urbana-Champaign
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http://llvm.org
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal with
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimers.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimers in the
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documentation and/or other materials provided with the distribution.
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* Neither the names of the LLVM Team, University of Illinois at
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Urbana-Champaign, nor the names of its contributors may be used to
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endorse or promote products derived from this Software without specific
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prior written permission.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
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SOFTWARE.
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**/
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#include <Base.h>
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#include <Library/DebugLib.h>
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#define CHAR_BIT 8
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typedef union {
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INT64 all;
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struct {
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UINT32 low;
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INT32 high;
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};
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} dwords;
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typedef union {
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UINT64 all;
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struct {
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UINT32 low;
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UINT32 high;
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};
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} udwords;
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// __aeabi_ return values
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typedef struct {
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UINT64 Quotent;
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UINT64 Remainder;
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} ulldiv_t;
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typedef struct {
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INT64 Quotent;
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INT64 Remainder;
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} lldiv_t;
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typedef struct {
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UINT32 Quotent;
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UINT32 Remainder;
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} uidiv_return;
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#if __GNUC__
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#define COUNT_LEADING_ZEROS(_a) __builtin_clz((_a))
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#define COUNT_TRAILING_ZEROS(_a) __builtin_ctz((_a))
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#else
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#error COUNT_LEADING_ZEROS() and COUNT_TRAILING_ZEROS() macros not ported to your compiler
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#endif
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