mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* 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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <vapours/includes.hpp>
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/* Any broadly useful language defines should go here. */
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#define NON_COPYABLE(cls) \
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cls(const cls&) = delete; \
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cls& operator=(const cls&) = delete
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#define NON_MOVEABLE(cls) \
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cls(cls&&) = delete; \
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cls& operator=(cls&&) = delete
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#define ALIGNED(algn) __attribute__((aligned(algn)))
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#define NORETURN __attribute__((noreturn))
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#define WEAK_SYMBOL __attribute__((weak))
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#define ALWAYS_INLINE_LAMBDA __attribute__((always_inline))
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#define ALWAYS_INLINE inline __attribute__((always_inline))
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#define NOINLINE __attribute__((noinline))
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#define CONST_FOLD(x) (__builtin_constant_p(x) ? (x) : (x))
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#define CONCATENATE_IMPL(s1, s2) s1##s2
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#define CONCATENATE(s1, s2) CONCATENATE_IMPL(s1, s2)
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#define BITSIZEOF(x) (sizeof(x) * CHAR_BIT)
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#define STRINGIZE(x) STRINGIZE_IMPL(x)
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#define STRINGIZE_IMPL(x) #x
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#ifdef __COUNTER__
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#define ANONYMOUS_VARIABLE(pref) CONCATENATE(pref, __COUNTER__)
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#else
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#define ANONYMOUS_VARIABLE(pref) CONCATENATE(pref, __LINE__)
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#endif
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#define AMS_PREDICT(expr, value, _probability) __builtin_expect_with_probability(expr, value, ({ \
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constexpr double probability = _probability; \
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static_assert(0.0 <= probability); \
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static_assert(probability <= 1.0); \
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probability; \
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}))
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#define AMS_PREDICT_TRUE(expr, probability) AMS_PREDICT(!!(expr), 1, probability)
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#define AMS_PREDICT_FALSE(expr, probability) AMS_PREDICT(!!(expr), 0, probability)
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#define AMS_LIKELY(expr) AMS_PREDICT_TRUE(expr, 1.0)
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#define AMS_UNLIKELY(expr) AMS_PREDICT_FALSE(expr, 1.0)
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#define AMS_ASSUME(expr) do { if (!static_cast<bool>((expr))) { __builtin_unreachable(); } } while (0)
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#define AMS_CURRENT_FUNCTION_NAME __FUNCTION__
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#if defined(__cplusplus)
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namespace ams::impl {
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template<typename... ArgTypes>
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constexpr ALWAYS_INLINE void UnusedImpl(ArgTypes &&... args) {
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(static_cast<void>(args), ...);
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}
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}
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#endif
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#define AMS_UNUSED(...) ::ams::impl::UnusedImpl(__VA_ARGS__)
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#define AMS_INFINITE_LOOP() do { __asm__ __volatile__("" ::: "memory"); } while (1)
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