mirror of
https://github.com/elripalda/Porpoise-Dolphin-Emulator-for-PS5.git
synced 2026-10-06 10:00:12 +02:00
RubenandClaude Opus 5.5
16155f71dd
A native GameCube and Wii disc player for PS5, running Dolphin as a libretro core behind its own launcher: cover-flow library with GameTDB box art and back covers, game details, memory cards, per-game settings, an in-game menu, original menu music and sounds, and four languages. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_0138sc4fmBoY1dTQw6T2iBvM
153 lines
3.4 KiB
C++
153 lines
3.4 KiB
C++
/*
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* ps5-native-app-boilerplate - Minimal target C++ allocation runtime.
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* Copyright (C) 2026 BlackBearReloaded
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* Bridges standard C++ allocation operators to the clean-room libc module
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* without introducing exceptions, RTTI, or the complete libc++ runtime.
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*/
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#include <cstddef>
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#include <new>
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extern "C"
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{
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void *malloc(std::size_t size);
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void free(void *address);
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int posix_memalign(void **address, std::size_t alignment, std::size_t size);
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}
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namespace
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{
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[[nodiscard]] void *allocate(std::size_t size) noexcept
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{
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return malloc(size == 0 ? 1 : size);
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}
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[[nodiscard]] void *allocate_aligned(std::size_t size, std::size_t alignment) noexcept
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{
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void *address = nullptr;
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if (alignment < sizeof(void *))
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alignment = sizeof(void *);
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if ((alignment & (alignment - 1)) != 0)
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return nullptr;
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return posix_memalign(&address, alignment, size == 0 ? 1 : size) == 0 ? address : nullptr;
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}
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[[noreturn]] void allocation_failure() noexcept
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{
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__builtin_trap();
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}
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} // namespace
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extern "C" __attribute__((noinline, visibility("hidden"))) bool
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ps5ObserveOwnedAllocation(const void *address) noexcept
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{
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__asm__ volatile("" : : "r"(address) : "memory");
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return address != nullptr;
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}
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void *operator new(std::size_t size)
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{
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if (void *address = allocate(size))
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return address;
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allocation_failure();
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}
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void *operator new[](std::size_t size)
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{
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return ::operator new(size);
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}
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void *operator new(std::size_t size, const std::nothrow_t &) noexcept
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{
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return allocate(size);
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}
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void *operator new[](std::size_t size, const std::nothrow_t &) noexcept
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{
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return allocate(size);
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}
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void *operator new(std::size_t size, std::align_val_t alignment)
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{
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if (void *address = allocate_aligned(size, static_cast<std::size_t>(alignment)))
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return address;
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allocation_failure();
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}
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void *operator new[](std::size_t size, std::align_val_t alignment)
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{
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return ::operator new(size, alignment);
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}
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void *operator new(std::size_t size, std::align_val_t alignment, const std::nothrow_t &) noexcept
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{
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return allocate_aligned(size, static_cast<std::size_t>(alignment));
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}
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void *operator new[](std::size_t size, std::align_val_t alignment, const std::nothrow_t &) noexcept
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{
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return allocate_aligned(size, static_cast<std::size_t>(alignment));
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}
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void operator delete(void *address) noexcept
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{
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free(address);
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}
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void operator delete[](void *address) noexcept
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{
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free(address);
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}
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void operator delete(void *address, std::size_t) noexcept
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{
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free(address);
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}
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void operator delete[](void *address, std::size_t) noexcept
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{
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free(address);
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}
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void operator delete(void *address, std::align_val_t) noexcept
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{
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free(address);
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}
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void operator delete[](void *address, std::align_val_t) noexcept
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{
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free(address);
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}
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void operator delete(void *address, std::size_t, std::align_val_t) noexcept
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{
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free(address);
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}
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void operator delete[](void *address, std::size_t, std::align_val_t) noexcept
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{
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free(address);
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}
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void operator delete(void *address, const std::nothrow_t &) noexcept
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{
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free(address);
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}
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void operator delete[](void *address, const std::nothrow_t &) noexcept
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{
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free(address);
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}
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void operator delete(void *address, std::align_val_t, const std::nothrow_t &) noexcept
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{
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free(address);
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}
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void operator delete[](void *address, std::align_val_t, const std::nothrow_t &) noexcept
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{
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free(address);
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}
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