89 lines
2.7 KiB
Plaintext
89 lines
2.7 KiB
Plaintext
// ---------------------------------------------------------------------------
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// This file is part of reSID, a MOS6581 SID emulator engine.
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// Copyright (C) 2010 Dag Lem <resid@nimrod.no>
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//
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// This program 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 2 of the License, or
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// (at your option) any later version.
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//
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// This program 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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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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// ---------------------------------------------------------------------------
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#ifndef RESID_SIDDEFS_H
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#define RESID_SIDDEFS_H
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// Compilation configuration.
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#define RESID_INLINING @RESID_INLINING@
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#define RESID_INLINE @RESID_INLINE@
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#define RESID_BRANCH_HINTS @RESID_BRANCH_HINTS@
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// Compiler specifics.
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#define HAVE_BOOL @RESID_HAVE_BOOL@
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#define HAVE_BUILTIN_EXPECT @HAVE_BUILTIN_EXPECT@
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#define HAVE_LOG1P @RESID_HAVE_LOG1P@
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// Define bool, true, and false for C++ compilers that lack these keywords.
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#if !HAVE_BOOL
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typedef int bool;
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const bool true = 1;
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const bool false = 0;
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#endif
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#if HAVE_LOG1P
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#define HAS_LOG1P
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#endif
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// Branch prediction macros, lifted off the Linux kernel.
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#if RESID_BRANCH_HINTS && HAVE_BUILTIN_EXPECT
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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#else
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#define likely(x) (x)
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#define unlikely(x) (x)
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#endif
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namespace reSID {
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// We could have used the smallest possible data type for each SID register,
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// however this would give a slower engine because of data type conversions.
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// An int is assumed to be at least 32 bits (necessary in the types reg24
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// and cycle_count). GNU does not support 16-bit machines
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// (GNU Coding Standards: Portability between CPUs), so this should be
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// a valid assumption.
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typedef unsigned int reg4;
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typedef unsigned int reg8;
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typedef unsigned int reg12;
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typedef unsigned int reg16;
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typedef unsigned int reg24;
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typedef int cycle_count;
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typedef short short_point[2];
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typedef double double_point[2];
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enum chip_model { MOS6581, MOS8580 };
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enum sampling_method { SAMPLE_FAST, SAMPLE_INTERPOLATE,
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SAMPLE_RESAMPLE, SAMPLE_RESAMPLE_FASTMEM };
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} // namespace reSID
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extern "C"
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{
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#ifndef RESID_VERSION_CC
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extern const char* resid_version_string;
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#else
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const char* resid_version_string = "1.0-pre2";
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#endif
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}
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#endif // not RESID_SIDDEFS_H
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