From b8936029065835366e9e057a219c0c5194db8662 Mon Sep 17 00:00:00 2001
From: joshua <joshua@fedora.framework>
Date: Sat, 14 May 2022 23:30:38 -0500
Subject: Verilog update

---
 verilog/alu/v6/tbalu.cpp | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 verilog/alu/v6/tbalu.cpp

(limited to 'verilog/alu/v6/tbalu.cpp')

diff --git a/verilog/alu/v6/tbalu.cpp b/verilog/alu/v6/tbalu.cpp
new file mode 100644
index 0000000..6d02bf3
--- /dev/null
+++ b/verilog/alu/v6/tbalu.cpp
@@ -0,0 +1,44 @@
+#include <stdlib.h>
+#include <iostream>
+#include <verilated.h>
+#include <verilated_vcd_c.h>
+#include "Valu6.h"
+#include "aluOp.h"
+
+vluint64_t sim_time = 0;
+
+
+void benchmark(Valu6 * dut, VerilatedVcdC *m_trace, int opcodes, char op[6], char sign[6]) {
+
+	dut->alu_op_i = opcodes;
+	for (int i = 0; i < 20; i++) {
+		for (int j = 0; j < 20; j++) {
+			int in1 = i - 10;
+			int in2 = j - 10;
+			dut->alu_in_1 = in1;
+			dut->alu_in_2 = in2;
+			dut->eval();
+			std::cout << op <<(int) (dut->alu_in_1)<< sign << (int) dut->alu_in_2  << " = " << (int) dut->alu_output << "\n";
+			sim_time++;
+			m_trace->dump(sim_time);
+		}
+	}
+}
+
+int main(int argc, char** argv, char** env) {
+	Valu6 *dut = new Valu6;
+	
+	Verilated::traceEverOn(true);
+	VerilatedVcdC *m_trace = new VerilatedVcdC;
+	dut->trace(m_trace, 5);
+	m_trace->open("waveform.vcd");
+	int opcodes[10] = { ADD, SUB, XOR, OR, AND, SLL, SRL, SRA, SLT, SLTU };
+	char ops[10][6] = { "ADD: ", "SUB: ", "XOR: ", "OR: ", "AND: ", "SLL: ", "SRL: ", "SRA: ", "SLT: ", "SLTU:" };
+	char signs[10][6] = { " + ", " - ", " ^ ", " | ", " & ", " << ", " >> ", " >>A ", " ? ", " ?U " };
+	//for (int i = 0; i < 10; i++)
+	benchmark(dut, m_trace, SRA, ops[7], signs[7]);
+	
+	m_trace->close();
+	delete dut;
+	exit(EXIT_SUCCESS);
+}
-- 
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