esp-idf/components/esp32/abi.cpp
2016-08-17 23:08:22 +08:00

115 lines
2.1 KiB
C++

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <stdlib.h>
#include <assert.h>
#include <cxxabi.h>
#include <stdint.h>
// using __cxxabiv1::__guard;
void *operator new(size_t size)
{
return malloc(size);
}
void *operator new[](size_t size)
{
return malloc(size);
}
void operator delete(void * ptr)
{
free(ptr);
}
void operator delete[](void * ptr)
{
free(ptr);
}
extern "C" void __cxa_pure_virtual(void) __attribute__ ((__noreturn__));
extern "C" void __cxa_deleted_virtual(void) __attribute__ ((__noreturn__));
void __cxa_pure_virtual(void)
{
abort();
}
void __cxa_deleted_virtual(void)
{
abort();
}
#if 0
typedef struct {
uint8_t guard;
uint8_t ps;
} guard_t;
extern "C" int __cxa_guard_acquire(__guard* pg)
{
uint8_t ps = xt_rsil(15);
if (reinterpret_cast<guard_t*>(pg)->guard) {
xt_wsr_ps(ps);
return 0;
}
reinterpret_cast<guard_t*>(pg)->ps = ps;
return 1;
}
extern "C" void __cxa_guard_release(__guard* pg)
{
reinterpret_cast<guard_t*>(pg)->guard = 1;
xt_wsr_ps(reinterpret_cast<guard_t*>(pg)->ps);
}
extern "C" void __cxa_guard_abort(__guard* pg)
{
xt_wsr_ps(reinterpret_cast<guard_t*>(pg)->ps);
}
#endif
extern "C" void __cxa_throw_bad_array_new_length()
{
abort();
}
namespace std
{
void __throw_bad_function_call()
{
abort();
}
void __throw_length_error(char const*)
{
abort();
}
void __throw_bad_alloc()
{
abort();
}
void __throw_logic_error(const char* str)
{
abort();
}
void __throw_out_of_range(const char* str)
{
abort();
}
}