Lines Matching refs:fp
554 unsigned long fp, initial_frame_caller_pc; in backtrace_init() local
563 fp = -1; in backtrace_init()
567 fp = r52; in backtrace_init()
571 fp = sp + location.sp_offset; in backtrace_init()
576 fp = -1; in backtrace_init()
583 if (fp % sizeof(bt_int_reg_t) != 0) in backtrace_init()
584 fp = -1; in backtrace_init()
592 fp = -1; in backtrace_init()
598 fp = -1; in backtrace_init()
612 fp = -1; in backtrace_init()
618 state->fp = fp; in backtrace_init()
638 if (state->fp == -1) { in backtrace_next()
644 if (!state->read_memory_func(&next_frame, state->fp, sizeof next_frame, in backtrace_next()
679 state->sp = state->fp; in backtrace_next()
680 state->fp = next_fp; in backtrace_next()