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//===------------------------- Unwind-EHABI.hpp ---------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//
//===----------------------------------------------------------------------===//
#ifndef __UNWIND_EHABI_H__
#define __UNWIND_EHABI_H__
#include <__libunwind_config.h>
#if _LIBUNWIND_ARM_EHABI
#include <stdint.h>
#include <unwind.h>
// Unable to unwind in the ARM index table (section 5 EHABI).
#define UNW_EXIDX_CANTUNWIND 0x1
static inline uint32_t signExtendPrel31(uint32_t data) {
return data | ((data & 0x40000000u) << 1);
}
static inline uint32_t readPrel31(const uint32_t *data) {
return (((uint32_t)(uintptr_t)data) + signExtendPrel31(*data));
}
#if defined(__cplusplus)
extern "C" {
#endif
extern _Unwind_Reason_Code __aeabi_unwind_cpp_pr0(
_Unwind_State state, _Unwind_Control_Block *ucbp, _Unwind_Context *context);
extern _Unwind_Reason_Code __aeabi_unwind_cpp_pr1(
_Unwind_State state, _Unwind_Control_Block *ucbp, _Unwind_Context *context);
extern _Unwind_Reason_Code __aeabi_unwind_cpp_pr2(
_Unwind_State state, _Unwind_Control_Block *ucbp, _Unwind_Context *context);
#if defined(__cplusplus)
} // extern "C"
#endif
#endif // _LIBUNWIND_ARM_EHABI
#endif // __UNWIND_EHABI_H__
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