55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
// types.h
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//
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// Author: J.A. de Jong - ASCEE
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//
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// Description:
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// Typedefs and namespace pollution for stuff that is almost always
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// needed.
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//////////////////////////////////////////////////////////////////////
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#pragma once
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#include "lasp_config.h"
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#include <stddef.h>
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// // Branch prediction performance improvement
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#if !defined(islikely) && defined(__GNUC__) && !defined(LASP_DEBUG)
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#define islikely(x) __builtin_expect(!!(x), 1)
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#define isunlikely(x) __builtin_expect(!!(x), 0)
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#else
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#define islikely(x) (x)
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#define isunlikely(x) (x)
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#endif // !defined(likely)
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/// We often use boolean values
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#ifndef __cplusplus
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#include <stdbool.h> // true, false
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#include <stddef.h>
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#endif
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static_assert(sizeof(size_t) == 8);
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typedef size_t us; /* Size type I always use */
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// To change the whole code to 32-bit floating points, change this to
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// float.
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#if LASP_FLOAT_SIZE == 32
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typedef float d; /* Shortcut for floating point - single precision */
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#elif LASP_FLOAT_SIZE == 64
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typedef double d; /* Shortcut for floating point - double precision */
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#else
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#error LASP_FLOAT_SIZE should be either 32 or 64
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#endif
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#ifdef __cplusplus
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#include <complex>
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typedef std::complex<d> c;
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#else
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#include <complex.h>
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#if LASP_FLOAT_SIZE == 32
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typedef float complex c;
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#else
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typedef double complex c;
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#endif
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#endif
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