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@ -76,63 +76,132 @@ begin
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terminate_out <= terminate;
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fetch1_0: entity work.fetch1
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generic map (RESET_ADDRESS => (others => '0'))
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port map (clk => clk, rst => rst, stall_in => fetch1_stall_in, flush_in => flush,
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e_in => execute1_to_fetch1, f_out => fetch1_to_fetch2);
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generic map (
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RESET_ADDRESS => (others => '0')
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)
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port map (
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clk => clk,
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rst => rst,
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stall_in => fetch1_stall_in,
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flush_in => flush,
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e_in => execute1_to_fetch1,
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f_out => fetch1_to_fetch2
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);
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fetch1_stall_in <= fetch2_stall_out or decode2_stall_out;
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fetch2_0: entity work.fetch2
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port map (clk => clk, rst => rst, stall_in => fetch2_stall_in,
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stall_out => fetch2_stall_out, flush_in => flush, wishbone_in => wishbone_insn_in,
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wishbone_out => wishbone_insn_out, f_in => fetch1_to_fetch2,
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f_out => fetch2_to_decode1);
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port map (
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clk => clk,
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rst => rst,
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stall_in => fetch2_stall_in,
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stall_out => fetch2_stall_out,
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flush_in => flush,
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wishbone_in => wishbone_insn_in,
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wishbone_out => wishbone_insn_out,
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f_in => fetch1_to_fetch2,
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f_out => fetch2_to_decode1
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);
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fetch2_stall_in <= decode2_stall_out;
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decode1_0: entity work.decode1
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port map (clk => clk, rst => rst, stall_in => decode1_stall_in, flush_in => flush, f_in => fetch2_to_decode1, d_out => decode1_to_decode2);
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port map (
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clk => clk,
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rst => rst,
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stall_in => decode1_stall_in,
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flush_in => flush,
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f_in => fetch2_to_decode1,
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d_out => decode1_to_decode2
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);
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decode1_stall_in <= decode2_stall_out;
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decode2_0: entity work.decode2
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port map (clk => clk, rst => rst, stall_out => decode2_stall_out, flush_in => flush,
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complete_in => complete, d_in => decode1_to_decode2, e_out => decode2_to_execute1,
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l_out => decode2_to_loadstore1, m_out => decode2_to_multiply,
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r_in => register_file_to_decode2, r_out => decode2_to_register_file,
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c_in => cr_file_to_decode2, c_out => decode2_to_cr_file);
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port map (
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clk => clk,
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rst => rst,
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stall_out => decode2_stall_out,
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flush_in => flush,
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complete_in => complete,
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d_in => decode1_to_decode2,
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e_out => decode2_to_execute1,
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l_out => decode2_to_loadstore1,
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m_out => decode2_to_multiply,
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r_in => register_file_to_decode2,
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r_out => decode2_to_register_file,
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c_in => cr_file_to_decode2,
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c_out => decode2_to_cr_file
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);
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register_file_0: entity work.register_file
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port map (clk => clk, d_in => decode2_to_register_file,
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d_out => register_file_to_decode2, w_in => writeback_to_register_file,
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port map (
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clk => clk,
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d_in => decode2_to_register_file,
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d_out => register_file_to_decode2,
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w_in => writeback_to_register_file,
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registers_out => registers);
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cr_file_0: entity work.cr_file
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port map (clk => clk, d_in => decode2_to_cr_file, d_out => cr_file_to_decode2,
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w_in => writeback_to_cr_file);
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port map (
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clk => clk,
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d_in => decode2_to_cr_file,
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d_out => cr_file_to_decode2,
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w_in => writeback_to_cr_file
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);
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execute1_0: entity work.execute1
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generic map (SIM => SIM)
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port map (clk => clk, flush_out => flush, e_in => decode2_to_execute1, f_out => execute1_to_fetch1,
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e_out => execute1_to_execute2, terminate_out => terminate);
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generic map (
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SIM => SIM
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)
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port map (
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clk => clk,
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flush_out => flush,
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e_in => decode2_to_execute1,
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f_out => execute1_to_fetch1,
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e_out => execute1_to_execute2,
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terminate_out => terminate
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);
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execute2_0: entity work.execute2
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port map (clk => clk, e_in => execute1_to_execute2, e_out => execute2_to_writeback);
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port map (
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clk => clk,
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e_in => execute1_to_execute2,
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e_out => execute2_to_writeback
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);
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loadstore1_0: entity work.loadstore1
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port map (clk => clk, l_in => decode2_to_loadstore1, l_out => loadstore1_to_loadstore2);
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port map (
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clk => clk,
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l_in => decode2_to_loadstore1,
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l_out => loadstore1_to_loadstore2
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);
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loadstore2_0: entity work.loadstore2
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port map (clk => clk, l_in => loadstore1_to_loadstore2,
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w_out => loadstore2_to_writeback, m_in => wishbone_data_in,
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m_out => wishbone_data_out);
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port map (
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clk => clk,
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l_in => loadstore1_to_loadstore2,
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w_out => loadstore2_to_writeback,
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m_in => wishbone_data_in,
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m_out => wishbone_data_out
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);
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multiply_0: entity work.multiply
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port map (clk => clk, m_in => decode2_to_multiply, m_out => multiply_to_writeback);
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port map (
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clk => clk,
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m_in => decode2_to_multiply,
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m_out => multiply_to_writeback
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);
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writeback_0: entity work.writeback
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port map (clk => clk, e_in => execute2_to_writeback, l_in => loadstore2_to_writeback,
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m_in => multiply_to_writeback, w_out => writeback_to_register_file,
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c_out => writeback_to_cr_file, complete_out => complete);
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port map (
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clk => clk,
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e_in => execute2_to_writeback,
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l_in => loadstore2_to_writeback,
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m_in => multiply_to_writeback,
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w_out => writeback_to_register_file,
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c_out => writeback_to_cr_file,
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complete_out => complete
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);
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end behave;
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