mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-09-20 07:08:59 +00:00
82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
/*
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* Copyright (c) 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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#include <stratosphere.hpp>
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extern "C" void NORETURN __real_exit(int rc);
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namespace ams {
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WEAK_SYMBOL void *Malloc(size_t size) {
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return std::malloc(size);
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}
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WEAK_SYMBOL void Free(void *ptr) {
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return std::free(ptr);
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}
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WEAK_SYMBOL void *MallocForRapidJson(size_t size) {
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return std::malloc(size);
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}
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WEAK_SYMBOL void *ReallocForRapidJson(void *ptr, size_t size) {
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return std::realloc(ptr, size);
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}
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WEAK_SYMBOL void FreeForRapidJson(void *ptr) {
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return std::free(ptr);
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}
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WEAK_SYMBOL void NORETURN Exit(int rc) {
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__real_exit(rc);
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__builtin_unreachable();
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}
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NOINLINE NORETURN void AbortImpl() {
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/* Just perform a data abort. */
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register u64 addr __asm__("x27") = FatalErrorContext::StdAbortMagicAddress;
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register u64 val __asm__("x28") = FatalErrorContext::StdAbortMagicValue;
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while (true) {
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__asm__ __volatile__ (
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"str %[val], [%[addr]]"
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:
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: [val]"r"(val), [addr]"r"(addr)
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);
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}
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__builtin_unreachable();
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}
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}
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extern "C" {
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/* Redefine abort to trigger these handlers. */
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void abort();
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/* Redefine C++ exception handlers. Requires wrap linker flag. */
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#define WRAP_ABORT_FUNC(func) void NORETURN __wrap_##func(void) { ::ams::AbortImpl(); __builtin_unreachable(); }
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WRAP_ABORT_FUNC(__cxa_pure_virtual)
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#undef WRAP_ABORT_FUNC
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void NORETURN __wrap_exit(int rc) { ::ams::Exit(rc); __builtin_unreachable(); }
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}
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/* Custom abort handler, so that std::abort will trigger these. */
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void abort() {
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ams::AbortImpl();
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__builtin_unreachable();
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}
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