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📄 wgetinstr.ant

📁 用VHDL 编写的一个16位的cpu 设计方案
💻 ANT
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-- F:\CPU
-- VHDL Annotation Test Bench created by
-- HDL Bencher 6.1i
-- Thu Oct 20 16:48:26 2005

LIBRARY IEEE;USE IEEE.STD_LOGIC_1164.ALL;USE IEEE.STD_LOGIC_ARITH.ALL;USE IEEE.STD_LOGIC_UNSIGNED.ALL;USE IEEE.STD_LOGIC_TEXTIO.ALL;
USE STD.TEXTIO.ALL;

ENTITY wGetInstr IS
END wGetInstr;

ARCHITECTURE testbench_arch OF wGetInstr IS
-- If you get a compiler error on the following line,
-- from the menu do Options->Configuration select VHDL 87
FILE RESULTS: TEXT OPEN WRITE_MODE IS "f:\cpu\wGetInstr.ano";
	COMPONENT getinstr
		PORT (
			clr : In  std_logic;
			rz : In  std_logic;
			ex : In  std_logic;
			t : In  std_logic_vector (2 DOWNTO 0);
			r7 : In  std_logic_vector (7 DOWNTO 0);
			mar : Out  std_logic_vector (15 DOWNTO 0);
			mdr : InOut  std_logic_vector (15 DOWNTO 0);
			rd : Out  std_logic;
			wr : Out  std_logic;
			opcode : InOut  std_logic_vector (3 DOWNTO 0);
			r1 : Out  std_logic_vector (2 DOWNTO 0);
			r2 : Out  std_logic_vector (2 DOWNTO 0);
			imm : Buffer  std_logic_vector (7 DOWNTO 0)
		);
	END COMPONENT;

	SIGNAL clr : std_logic;
	SIGNAL rz : std_logic;
	SIGNAL ex : std_logic;
	SIGNAL t : std_logic_vector (2 DOWNTO 0);
	SIGNAL r7 : std_logic_vector (7 DOWNTO 0);
	SIGNAL mar : std_logic_vector (15 DOWNTO 0);
	SIGNAL mdr : std_logic_vector (15 DOWNTO 0);
	SIGNAL rd : std_logic;
	SIGNAL wr : std_logic;
	SIGNAL opcode : std_logic_vector (3 DOWNTO 0);
	SIGNAL r1 : std_logic_vector (2 DOWNTO 0);
	SIGNAL r2 : std_logic_vector (2 DOWNTO 0);
	SIGNAL imm : std_logic_vector (7 DOWNTO 0);

BEGIN
	UUT : getinstr
	PORT MAP (
		clr => clr,
		rz => rz,
		ex => ex,
		t => t,
		r7 => r7,
		mar => mar,
		mdr => mdr,
		rd => rd,
		wr => wr,
		opcode => opcode,
		r1 => r1,
		r2 => r2,
		imm => imm
	);

	PROCESS -- Annotate outputs process
		VARIABLE TX_TIME : INTEGER :=0;

		PROCEDURE ANNOTATE_mar(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",mar,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, mar);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_rd(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",rd,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, rd);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_wr(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",wr,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, wr);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_r1(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",r1,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, r1);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_r2(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",r2,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, r2);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_imm(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",imm,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, imm);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_mdr(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",mdr,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, mdr);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_opcode(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",opcode,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, opcode);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

	BEGIN
		CHECK_LOOP : LOOP
		WAIT FOR 50 ns;
		TX_TIME := TX_TIME + 50;
		ANNOTATE_mar(TX_TIME);
		ANNOTATE_rd(TX_TIME);
		ANNOTATE_wr(TX_TIME);
		ANNOTATE_r1(TX_TIME);
		ANNOTATE_r2(TX_TIME);
		ANNOTATE_imm(TX_TIME);
		ANNOTATE_mdr(TX_TIME);
		ANNOTATE_opcode(TX_TIME);
		WAIT FOR 50 ns;
		TX_TIME := TX_TIME + 50;
		END LOOP CHECK_LOOP;
	END PROCESS;

	PROCESS
		VARIABLE TX_OUT : LINE;

		BEGIN
		-- --------------------
		clr <= transport '1';
		rz <= transport '0';
		ex <= transport '0';
		t <= transport std_logic_vector'("100"); --4
		r7 <= transport std_logic_vector'("00000000"); --0
		-- --------------------
		WAIT FOR 100 ns; -- Time=100 ns
		t <= transport std_logic_vector'("010"); --2
		-- --------------------
		WAIT FOR 100 ns; -- Time=200 ns
		t <= transport std_logic_vector'("001"); --1
		-- --------------------
		WAIT FOR 100 ns; -- Time=300 ns
		ex <= transport '1';
		t <= transport std_logic_vector'("100"); --4
		-- --------------------
		WAIT FOR 100 ns; -- Time=400 ns
		t <= transport std_logic_vector'("010"); --2
		-- --------------------
		WAIT FOR 100 ns; -- Time=500 ns
		ex <= transport '0';
		t <= transport std_logic_vector'("100"); --4
		-- --------------------
		WAIT FOR 100 ns; -- Time=600 ns
		t <= transport std_logic_vector'("010"); --2
		-- --------------------
		WAIT FOR 100 ns; -- Time=700 ns
		t <= transport std_logic_vector'("001"); --1
		-- --------------------
		WAIT FOR 100 ns; -- Time=800 ns
		ex <= transport '1';
		t <= transport std_logic_vector'("100"); --4
		-- --------------------
		WAIT FOR 100 ns; -- Time=900 ns
		t <= transport std_logic_vector'("010"); --2
		-- --------------------
		WAIT FOR 100 ns; -- Time=1000 ns
		ex <= transport '0';
		t <= transport std_logic_vector'("100"); --4
		-- --------------------
		WAIT FOR 100 ns; -- Time=1100 ns
		t <= transport std_logic_vector'("010"); --2
		-- --------------------
		WAIT FOR 100 ns; -- Time=1200 ns
		t <= transport std_logic_vector'("001"); --1
		-- --------------------
		WAIT FOR 100 ns; -- Time=1300 ns
		ex <= transport '1';
		t <= transport std_logic_vector'("100"); --4
		-- --------------------
		WAIT FOR 100 ns; -- Time=1400 ns
		t <= transport std_logic_vector'("010"); --2
		-- --------------------
		WAIT FOR 100 ns; -- Time=1500 ns
		ex <= transport '0';
		-- --------------------
		WAIT FOR 200 ns; -- Time=1700 ns
		-- --------------------

		STD.TEXTIO.write(TX_OUT, string'("Total[]"));
		STD.TEXTIO.writeline(results, TX_OUT);
		ASSERT (FALSE) REPORT
			"Success! Simulation for annotation completed"
			SEVERITY FAILURE;
	END PROCESS;
END testbench_arch;

CONFIGURATION getinstr_cfg OF wGetInstr IS
	FOR testbench_arch
	END FOR;
END getinstr_cfg;

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