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https://opencores.org/ocsvn/riscv_vhdl/riscv_vhdl/trunk
Subversion Repositories riscv_vhdl
[/] [riscv_vhdl/] [trunk/] [debugger/] [src/] [cpu_sysc_plugin/] [riverlib/] [core/] [stacktrbuf.cpp] - Rev 2
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/** * @file * @copyright Copyright 2017 GNSS Sensor Ltd. All right reserved. * @author Sergey Khabarov - sergeykhbr@gmail.com * @brief Stack trace buffer on hardware level. */ #include "stacktrbuf.h" namespace debugger { StackTraceBuffer::StackTraceBuffer(sc_module_name name_) : sc_module(name_) { SC_METHOD(comb); sensitive << i_raddr; sensitive << i_we; sensitive << i_waddr; sensitive << i_wdata; sensitive << raddr; SC_METHOD(registers); sensitive << i_clk.pos(); }; void StackTraceBuffer::generateVCD(sc_trace_file *i_vcd, sc_trace_file *o_vcd) { } void StackTraceBuffer::comb() { o_rdata = stackbuf[raddr.read()]; } void StackTraceBuffer::registers() { if (i_we.read()) { stackbuf[i_waddr.read()] = i_wdata; } raddr = i_raddr.read(); } } // namespace debugger
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