Reformat core.vhdl

pull/42/head
Anton Blanchard 5 years ago committed by Anton Blanchard
parent a2df2a10a2
commit 4528ef2b43

@ -76,63 +76,132 @@ begin
terminate_out <= terminate;

fetch1_0: entity work.fetch1
generic map (RESET_ADDRESS => (others => '0'))
port map (clk => clk, rst => rst, stall_in => fetch1_stall_in, flush_in => flush,
e_in => execute1_to_fetch1, f_out => fetch1_to_fetch2);
generic map (
RESET_ADDRESS => (others => '0')
)
port map (
clk => clk,
rst => rst,
stall_in => fetch1_stall_in,
flush_in => flush,
e_in => execute1_to_fetch1,
f_out => fetch1_to_fetch2
);

fetch1_stall_in <= fetch2_stall_out or decode2_stall_out;

fetch2_0: entity work.fetch2
port map (clk => clk, rst => rst, stall_in => fetch2_stall_in,
stall_out => fetch2_stall_out, flush_in => flush, wishbone_in => wishbone_insn_in,
wishbone_out => wishbone_insn_out, f_in => fetch1_to_fetch2,
f_out => fetch2_to_decode1);
port map (
clk => clk,
rst => rst,
stall_in => fetch2_stall_in,
stall_out => fetch2_stall_out,
flush_in => flush,
wishbone_in => wishbone_insn_in,
wishbone_out => wishbone_insn_out,
f_in => fetch1_to_fetch2,
f_out => fetch2_to_decode1
);

fetch2_stall_in <= decode2_stall_out;

decode1_0: entity work.decode1
port map (clk => clk, rst => rst, stall_in => decode1_stall_in, flush_in => flush, f_in => fetch2_to_decode1, d_out => decode1_to_decode2);
port map (
clk => clk,
rst => rst,
stall_in => decode1_stall_in,
flush_in => flush,
f_in => fetch2_to_decode1,
d_out => decode1_to_decode2
);

decode1_stall_in <= decode2_stall_out;

decode2_0: entity work.decode2
port map (clk => clk, rst => rst, stall_out => decode2_stall_out, flush_in => flush,
complete_in => complete, d_in => decode1_to_decode2, e_out => decode2_to_execute1,
l_out => decode2_to_loadstore1, m_out => decode2_to_multiply,
r_in => register_file_to_decode2, r_out => decode2_to_register_file,
c_in => cr_file_to_decode2, c_out => decode2_to_cr_file);
port map (
clk => clk,
rst => rst,
stall_out => decode2_stall_out,
flush_in => flush,
complete_in => complete,
d_in => decode1_to_decode2,
e_out => decode2_to_execute1,
l_out => decode2_to_loadstore1,
m_out => decode2_to_multiply,
r_in => register_file_to_decode2,
r_out => decode2_to_register_file,
c_in => cr_file_to_decode2,
c_out => decode2_to_cr_file
);

register_file_0: entity work.register_file
port map (clk => clk, d_in => decode2_to_register_file,
d_out => register_file_to_decode2, w_in => writeback_to_register_file,
port map (
clk => clk,
d_in => decode2_to_register_file,
d_out => register_file_to_decode2,
w_in => writeback_to_register_file,
registers_out => registers);

cr_file_0: entity work.cr_file
port map (clk => clk, d_in => decode2_to_cr_file, d_out => cr_file_to_decode2,
w_in => writeback_to_cr_file);
port map (
clk => clk,
d_in => decode2_to_cr_file,
d_out => cr_file_to_decode2,
w_in => writeback_to_cr_file
);

execute1_0: entity work.execute1
generic map (SIM => SIM)
port map (clk => clk, flush_out => flush, e_in => decode2_to_execute1, f_out => execute1_to_fetch1,
e_out => execute1_to_execute2, terminate_out => terminate);
generic map (
SIM => SIM
)
port map (
clk => clk,
flush_out => flush,
e_in => decode2_to_execute1,
f_out => execute1_to_fetch1,
e_out => execute1_to_execute2,
terminate_out => terminate
);

execute2_0: entity work.execute2
port map (clk => clk, e_in => execute1_to_execute2, e_out => execute2_to_writeback);
port map (
clk => clk,
e_in => execute1_to_execute2,
e_out => execute2_to_writeback
);

loadstore1_0: entity work.loadstore1
port map (clk => clk, l_in => decode2_to_loadstore1, l_out => loadstore1_to_loadstore2);
port map (
clk => clk,
l_in => decode2_to_loadstore1,
l_out => loadstore1_to_loadstore2
);

loadstore2_0: entity work.loadstore2
port map (clk => clk, l_in => loadstore1_to_loadstore2,
w_out => loadstore2_to_writeback, m_in => wishbone_data_in,
m_out => wishbone_data_out);
port map (
clk => clk,
l_in => loadstore1_to_loadstore2,
w_out => loadstore2_to_writeback,
m_in => wishbone_data_in,
m_out => wishbone_data_out
);

multiply_0: entity work.multiply
port map (clk => clk, m_in => decode2_to_multiply, m_out => multiply_to_writeback);
port map (
clk => clk,
m_in => decode2_to_multiply,
m_out => multiply_to_writeback
);

writeback_0: entity work.writeback
port map (clk => clk, e_in => execute2_to_writeback, l_in => loadstore2_to_writeback,
m_in => multiply_to_writeback, w_out => writeback_to_register_file,
c_out => writeback_to_cr_file, complete_out => complete);
port map (
clk => clk,
e_in => execute2_to_writeback,
l_in => loadstore2_to_writeback,
m_in => multiply_to_writeback,
w_out => writeback_to_register_file,
c_out => writeback_to_cr_file,
complete_out => complete
);

end behave;

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