Merge pull request #16 from antonblanchard/decode2_rework2

Rework decode2
nia-debug
Anton Blanchard 5 years ago committed by GitHub
commit 3f59396907
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GPG Key ID: 4AEE18F83AFDEB23

@ -17,19 +17,18 @@ core.o: common.o wishbone_types.o fetch1.o fetch2.o decode1.o decode2.o register
cr_file.o: common.o
crhelpers.o: common.o
decode1.o: common.o decode_types.o
decode2.o: decode_types.o common.o helpers.o
decode2.o: decode_types.o common.o helpers.o insn_helpers.o
decode_types.o:
execute1.o: decode_types.o common.o helpers.o crhelpers.o ppc_fx_insns.o sim_console.o
execute2.o: common.o crhelpers.o ppc_fx_insns.o
fetch1.o: common.o
fetch2.o: common.o wishbone_types.o
fetch_tb.o: common.o wishbone_types.o fetch.o
glibc_random_helpers.o:
glibc_random.o: glibc_random_helpers.o
helpers.o:
insn_helpers.o:
loadstore1.o: common.o
loadstore2.o: common.o helpers.o wishbone_types.o
loadstore_tb.o: common.o simple_ram_types.o simple_ram.o loadstore1.o loadstore2.o
multiply_tb.o: common.o glibc_random.o ppc_fx_insns.o multiply.o
multiply.o: common.o decode_types.o ppc_fx_insns.o crhelpers.o
ppc_fx_insns.o: helpers.o

@ -41,9 +41,9 @@ package common is
read_reg2: std_ulogic_vector(4 downto 0);
read_data1: std_ulogic_vector(63 downto 0);
read_data2: std_ulogic_vector(63 downto 0);
const1: std_ulogic_vector(23 downto 0);
const2: std_ulogic_vector(6 downto 0);
const3: std_ulogic_vector(6 downto 0);
const1: std_ulogic_vector(7 downto 0);
const2: std_ulogic_vector(5 downto 0);
const3: std_ulogic_vector(4 downto 0);
cr: std_ulogic_vector(31 downto 0);
lr: std_ulogic;
rc: std_ulogic;

@ -6,6 +6,7 @@ library work;
use work.decode_types.all;
use work.common.all;
use work.helpers.all;
use work.insn_helpers.all;

entity decode2 is
port (
@ -28,38 +29,141 @@ end entity decode2;
architecture behaviour of decode2 is
signal d : Decode1ToDecode2Type;

alias insn_rs : std_ulogic_vector(4 downto 0) is d.insn(25 downto 21);
alias insn_rt : std_ulogic_vector(4 downto 0) is d.insn(25 downto 21);
alias insn_ra : std_ulogic_vector(4 downto 0) is d.insn(20 downto 16);
alias insn_rb : std_ulogic_vector(4 downto 0) is d.insn(15 downto 11);
alias insn_si : std_ulogic_vector(15 downto 0) is d.insn(15 downto 0);
alias insn_ui : std_ulogic_vector(15 downto 0) is d.insn(15 downto 0);
alias insn_l : std_ulogic is d.insn(21);
alias insn_sh32 : std_ulogic_vector(4 downto 0) is d.insn(15 downto 11);
alias insn_mb32 : std_ulogic_vector(4 downto 0) is d.insn(10 downto 6);
alias insn_me32 : std_ulogic_vector(4 downto 0) is d.insn(5 downto 1);
alias insn_li : std_ulogic_vector(23 downto 0) is d.insn(25 downto 2);
alias insn_lk : std_ulogic is d.insn(0);
alias insn_rc : std_ulogic is d.insn(0);
alias insn_bd : std_ulogic_vector(13 downto 0) is d.insn(15 downto 2);
alias insn_bf : std_ulogic_vector(2 downto 0) is d.insn(25 downto 23);
alias insn_fxm : std_ulogic_vector(7 downto 0) is d.insn(19 downto 12);
alias insn_bo : std_ulogic_vector(4 downto 0) is d.insn(25 downto 21);
alias insn_bi : std_ulogic_vector(4 downto 0) is d.insn(20 downto 16);
alias insn_bh : std_ulogic_vector(1 downto 0) is d.insn(12 downto 11);
alias insn_d : std_ulogic_vector(15 downto 0) is d.insn(15 downto 0);
alias insn_ds : std_ulogic_vector(13 downto 0) is d.insn(15 downto 2);
alias insn_to : std_ulogic_vector(4 downto 0) is d.insn(25 downto 21);
alias insn_bc : std_ulogic_vector(4 downto 0) is d.insn(10 downto 6);

-- can't use an alias for these
signal insn_sh : std_ulogic_vector(5 downto 0);
signal insn_me : std_ulogic_vector(5 downto 0);
signal insn_mb : std_ulogic_vector(5 downto 0);
type decode_input_reg_t is record
reg_valid : std_ulogic;
reg : std_ulogic_vector(4 downto 0);
data : std_ulogic_vector(63 downto 0);
end record;

function decode_input_reg_a (t : input_reg_a_t; insn_in : std_ulogic_vector(31 downto 0);
reg_data : std_ulogic_vector(63 downto 0)) return decode_input_reg_t is
begin
case t is
when RA =>
return ('1', insn_ra(insn_in), reg_data);
when RA_OR_ZERO =>
return ('1', insn_ra(insn_in), ra_or_zero(reg_data, insn_ra(insn_in)));
when RS =>
return ('1', insn_rs(insn_in), reg_data);
when NONE =>
return ('0', (others => '0'), (others => '0'));
end case;
end;

function decode_input_reg_b (t : input_reg_b_t; insn_in : std_ulogic_vector(31 downto 0);
reg_data : std_ulogic_vector(63 downto 0)) return decode_input_reg_t is
begin
case t is
when RB =>
return ('1', insn_rb(insn_in), reg_data);
when RS =>
return ('1', insn_rs(insn_in), reg_data);
when CONST_UI =>
return ('0', (others => '0'), std_ulogic_vector(resize(unsigned(insn_ui(insn_in)), 64)));
when CONST_SI =>
return ('0', (others => '0'), std_ulogic_vector(resize(signed(insn_si(insn_in)), 64)));
when CONST_SI_HI =>
return ('0', (others => '0'), std_ulogic_vector(resize(signed(insn_si(insn_in)) & x"0000", 64)));
when CONST_UI_HI =>
return ('0', (others => '0'), std_ulogic_vector(resize(unsigned(insn_si(insn_in)) & x"0000", 64)));
when CONST_LI =>
return ('0', (others => '0'), std_ulogic_vector(resize(signed(insn_li(insn_in)) & "00", 64)));
when CONST_BD =>
return ('0', (others => '0'), std_ulogic_vector(resize(signed(insn_bd(insn_in)) & "00", 64)));
when CONST_DS =>
return ('0', (others => '0'), std_ulogic_vector(resize(signed(insn_ds(insn_in)) & "00", 64)));
when NONE =>
return ('0', (others => '0'), (others => '0'));
end case;
end;

function decode_input_reg_c (t : input_reg_c_t; insn_in : std_ulogic_vector(31 downto 0);
reg_data : std_ulogic_vector(63 downto 0)) return decode_input_reg_t is
begin
case t is
when RS =>
return ('1', insn_rs(insn_in), reg_data);
when NONE =>
return ('0', (others => '0'), (others => '0'));
end case;
end;

function decode_output_reg (t : output_reg_a_t; insn_in : std_ulogic_vector(31 downto 0)) return std_ulogic_vector is
begin
case t is
when RT =>
return insn_rt(insn_in);
when RA =>
return insn_ra(insn_in);
when NONE =>
return "00000";
end case;
end;

function decode_const_a (t : constant_a_t; insn_in : std_ulogic_vector(31 downto 0)) return std_ulogic_vector is
begin
case t is
when SH =>
return "00" & insn_sh(insn_in);
when SH32 =>
return "000" & insn_sh32(insn_in);
when FXM =>
return insn_fxm(insn_in);
when BO =>
return "000" & insn_bo(insn_in);
when BF =>
return "00000" & insn_bf(insn_in);
when TOO =>
return "000" & insn_to(insn_in);
when BC =>
return "000" & insn_bc(insn_in);
when NONE =>
return "00000000";
end case;
end;

function decode_const_b (t : constant_b_t; insn_in : std_ulogic_vector(31 downto 0)) return std_ulogic_vector is
begin
case t is
when MB =>
return insn_mb(insn_in);
when ME =>
return insn_me(insn_in);
when MB32 =>
return "0" & insn_mb32(insn_in);
when BI =>
return "0" & insn_bi(insn_in);
when L =>
return "00000" & insn_l(insn_in);
when NONE =>
return "000000";
end case;
end;

function decode_const_c (t : constant_c_t; insn_in : std_ulogic_vector(31 downto 0)) return std_ulogic_vector is
begin
case t is
when ME32 =>
return insn_me32(insn_in);
when BH =>
return "000" & insn_bh(insn_in);
when NONE =>
return "00000";
end case;
end;

function decode_rc (t : rc_t; insn_in : std_ulogic_vector(31 downto 0)) return std_ulogic is
begin
case t is
when RC =>
return insn_rc(insn_in);
when ONE =>
return '1';
when NONE =>
return '0';
end case;
end;
begin
insn_sh <= d.insn(1) & d.insn(15 downto 11);
insn_me <= d.insn(5) & d.insn(10 downto 6);
insn_mb <= d.insn(5) & d.insn(10 downto 6);

decode2_0: process(clk)
begin
@ -68,21 +172,24 @@ begin
end if;
end process;

r_out.read1_reg <= insn_ra when (d.decode.input_reg_a = RA) else
insn_ra when d.decode.input_reg_a = RA_OR_ZERO else
insn_rs when d.decode.input_reg_a = RS else
r_out.read1_reg <= insn_ra(d.insn) when (d.decode.input_reg_a = RA) else
insn_ra(d.insn) when d.decode.input_reg_a = RA_OR_ZERO else
insn_rs(d.insn) when d.decode.input_reg_a = RS else
(others => '0');

r_out.read2_reg <= insn_rb when d.decode.input_reg_b = RB else
insn_rs when d.decode.input_reg_b = RS else
r_out.read2_reg <= insn_rb(d.insn) when d.decode.input_reg_b = RB else
insn_rs(d.insn) when d.decode.input_reg_b = RS else
(others => '0');

r_out.read3_reg <= insn_rs when d.decode.input_reg_c = RS else
r_out.read3_reg <= insn_rs(d.insn) when d.decode.input_reg_c = RS else
(others => '0');

decode2_1: process(all)
variable mul_a : std_ulogic_vector(63 downto 0);
variable mul_b : std_ulogic_vector(63 downto 0);
variable decoded_reg_a : decode_input_reg_t;
variable decoded_reg_b : decode_input_reg_t;
variable decoded_reg_c : decode_input_reg_t;
begin
e_out <= Decode2ToExecute1Init;
l_out <= Decode2ToLoadStore1Init;
@ -91,122 +198,52 @@ begin
mul_a := (others => '0');
mul_b := (others => '0');

e_out.nia <= d.nia;
l_out.nia <= d.nia;
m_out.nia <= d.nia;

--e_out.input_cr <= d.decode.input_cr;
--m_out.input_cr <= d.decode.input_cr;
--e_out.output_cr <= d.decode.output_cr;

e_out.cr <= c_in.read_cr_data;

e_out.input_carry <= d.decode.input_carry;
e_out.output_carry <= d.decode.output_carry;

if d.decode.lr then
e_out.lr <= insn_lk;
end if;

-- XXX This is getting too complicated. Use variables and assign to each unit later
decoded_reg_a := decode_input_reg_a (d.decode.input_reg_a, d.insn, r_in.read1_data);
decoded_reg_b := decode_input_reg_b (d.decode.input_reg_b, d.insn, r_in.read2_data);
decoded_reg_c := decode_input_reg_c (d.decode.input_reg_c, d.insn, r_in.read3_data);

case d.decode.unit is
when ALU =>
e_out.insn_type <= d.decode.insn_type;
e_out.valid <= d.valid;
when LDST =>
l_out.valid <= d.valid;
when MUL =>
m_out.insn_type <= d.decode.insn_type;
m_out.valid <= d.valid;
when NONE =>
e_out.insn_type <= OP_ILLEGAL;
e_out.valid <= d.valid;
e_out.insn_type <= OP_ILLEGAL;
end case;

-- required for bypassing
case d.decode.input_reg_a is
when RA =>
e_out.read_reg1 <= insn_ra;
l_out.update_reg <= insn_ra;
when RA_OR_ZERO =>
e_out.read_reg1 <= insn_ra;
l_out.update_reg <= insn_ra;
when RS =>
e_out.read_reg1 <= insn_rs;
when NONE =>
e_out.read_reg1 <= (others => '0');
l_out.update_reg <= (others => '0');
end case;

-- required for bypassing
case d.decode.input_reg_b is
when RB =>
e_out.read_reg2 <= insn_rb;
when RS =>
e_out.read_reg2 <= insn_rs;
when others =>
e_out.read_reg2 <= (others => '0');
end case;

-- required for bypassing
--case d.decode.input_reg_c is
--when RS =>
--e_out.read_reg3 <= insn_rs;
--when NONE =>
--e_out.read_reg3 <= (others => '0');
--end case;

case d.decode.input_reg_a is
when RA =>
e_out.read_data1 <= r_in.read1_data;
mul_a := r_in.read1_data;
l_out.addr1 <= r_in.read1_data;
when RA_OR_ZERO =>
e_out.read_data1 <= ra_or_zero(r_in.read1_data, insn_ra);
l_out.addr1 <= ra_or_zero(r_in.read1_data, insn_ra);
when RS =>
e_out.read_data1 <= r_in.read1_data;
when NONE =>
e_out.read_data1 <= (others => '0');
mul_a := (others => '0');
end case;

case d.decode.input_reg_b is
when RB =>
e_out.read_data2 <= r_in.read2_data;
mul_b := r_in.read2_data;
l_out.addr2 <= r_in.read2_data;
when RS =>
e_out.read_data2 <= r_in.read2_data;
when CONST_UI =>
e_out.read_data2 <= std_ulogic_vector(resize(unsigned(insn_ui), 64));
when CONST_SI =>
e_out.read_data2 <= std_ulogic_vector(resize(signed(insn_si), 64));
l_out.addr2 <= std_ulogic_vector(resize(signed(insn_si), 64));
mul_b := std_ulogic_vector(resize(signed(insn_si), 64));
when CONST_SI_HI =>
e_out.read_data2 <= std_ulogic_vector(resize(signed(insn_si) & x"0000", 64));
when CONST_UI_HI =>
e_out.read_data2 <= std_ulogic_vector(resize(unsigned(insn_si) & x"0000", 64));
when CONST_LI =>
e_out.read_data2 <= std_ulogic_vector(resize(signed(insn_li) & "00", 64));
when CONST_BD =>
e_out.read_data2 <= std_ulogic_vector(resize(signed(insn_bd) & "00", 64));
when CONST_DS =>
l_out.addr2 <= std_ulogic_vector(resize(signed(insn_ds) & "00", 64));
when NONE =>
e_out.read_data2 <= (others => '0');
l_out.addr2 <= (others => '0');
mul_b := (others => '0');
end case;
-- execute unit
e_out.nia <= d.nia;
e_out.insn_type <= d.decode.insn_type;
e_out.read_reg1 <= decoded_reg_a.reg;
e_out.read_data1 <= decoded_reg_a.data;
e_out.read_reg2 <= decoded_reg_b.reg;
e_out.read_data2 <= decoded_reg_b.data;
e_out.write_reg <= decode_output_reg(d.decode.output_reg_a, d.insn);
e_out.rc <= decode_rc(d.decode.rc, d.insn);
e_out.cr <= c_in.read_cr_data;
e_out.input_carry <= d.decode.input_carry;
e_out.output_carry <= d.decode.output_carry;
if d.decode.lr then
e_out.lr <= insn_lk(d.insn);
end if;
e_out.const1 <= decode_const_a(d.decode.const_a, d.insn);
e_out.const2 <= decode_const_b(d.decode.const_b, d.insn);
e_out.const3 <= decode_const_c(d.decode.const_c, d.insn);

case d.decode.input_reg_c is
when RS =>
l_out.data <= r_in.read3_data;
when NONE =>
l_out.data <= (others => '0');
end case;
-- multiply unit
m_out.nia <= d.nia;
m_out.insn_type <= d.decode.insn_type;
mul_a := decoded_reg_a.data;
mul_b := decoded_reg_b.data;
m_out.write_reg <= decode_output_reg(d.decode.output_reg_a, d.insn);
m_out.rc <= decode_rc(d.decode.rc, d.insn);

if d.decode.mul_32bit = '1' then
if d.decode.mul_signed = '1' then
@ -228,76 +265,14 @@ begin
end if;
end if;

case d.decode.const_a is
when SH =>
e_out.const1(insn_sh'range) <= insn_sh;
when SH32 =>
e_out.const1(insn_sh32'range) <= insn_sh32;
when FXM =>
e_out.const1(insn_fxm'range) <= insn_fxm;
when BO =>
e_out.const1(insn_bo'range)<= insn_bo;
when BF =>
e_out.const1(insn_bf'range)<= insn_bf;
when TOO =>
e_out.const1(insn_to'range)<= insn_to;
when BC =>
e_out.const1(insn_bc'range)<= insn_bc;
when NONE =>
e_out.const1 <= (others => '0');
end case;

case d.decode.const_b is
when MB =>
e_out.const2(insn_mb'range) <= insn_mb;
when ME =>
e_out.const2(insn_me'range) <= insn_me;
when MB32 =>
e_out.const2(insn_mb32'range) <= insn_mb32;
when BI =>
e_out.const2(insn_bi'range) <= insn_bi;
when L =>
e_out.const2(0) <= insn_l;
when NONE =>
e_out.const2 <= (others => '0');
end case;

case d.decode.const_c is
when ME32 =>
e_out.const3(insn_me32'range) <= insn_me32;
when BH =>
e_out.const3(insn_bh'range) <= insn_bh;
when NONE =>
e_out.const3 <= (others => '0');
end case;

case d.decode.output_reg_a is
when RT =>
e_out.write_reg <= insn_rt;
l_out.write_reg <= insn_rt;
m_out.write_reg <= insn_rt;
when RA =>
e_out.write_reg <= insn_ra;
l_out.write_reg <= insn_ra;
when NONE =>
e_out.write_reg <= (others => '0');
l_out.write_reg <= (others => '0');
m_out.write_reg <= (others => '0');
end case;

case d.decode.rc is
when RC =>
e_out.rc <= insn_rc;
m_out.rc <= insn_rc;
when ONE =>
e_out.rc <= '1';
m_out.rc <= '1';
when NONE =>
e_out.rc <= '0';
m_out.rc <= '0';
end case;
-- load/store unit
l_out.nia <= d.nia;
l_out.update_reg <= decoded_reg_a.reg;
l_out.addr1 <= decoded_reg_a.data;
l_out.addr2 <= decoded_reg_b.data;
l_out.data <= decoded_reg_c.data;
l_out.write_reg <= decode_output_reg(d.decode.output_reg_a, d.insn);

-- load/store specific signals
if d.decode.insn_type = OP_LOAD then
l_out.load <= '1';
else

@ -0,0 +1,163 @@
library ieee;
use ieee.std_logic_1164.all;

package insn_helpers is
function insn_rs (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_rt (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_ra (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_rb (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_si (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_ui (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_l (insn_in : std_ulogic_vector) return std_ulogic;
function insn_sh32 (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_mb32 (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_me32 (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_li (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_lk (insn_in : std_ulogic_vector) return std_ulogic;
function insn_rc (insn_in : std_ulogic_vector) return std_ulogic;
function insn_bd (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_bf (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_fxm (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_bo (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_bi (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_bh (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_d (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_ds (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_to (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_bc (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_sh (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_me (insn_in : std_ulogic_vector) return std_ulogic_vector;
function insn_mb (insn_in : std_ulogic_vector) return std_ulogic_vector;
end package insn_helpers;

package body insn_helpers is
function insn_rs (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(25 downto 21);
end;

function insn_rt (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(25 downto 21);
end;

function insn_ra (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(20 downto 16);
end;

function insn_rb (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 11);
end;

function insn_si (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 0);
end;

function insn_ui (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 0);
end;

function insn_l (insn_in : std_ulogic_vector) return std_ulogic is
begin
return insn_in(21);
end;

function insn_sh32 (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 11);
end;

function insn_mb32 (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(10 downto 6);
end;

function insn_me32 (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(5 downto 1);
end;

function insn_li (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(25 downto 2);
end;

function insn_lk (insn_in : std_ulogic_vector) return std_ulogic is
begin
return insn_in(0);
end;

function insn_rc (insn_in : std_ulogic_vector) return std_ulogic is
begin
return insn_in(0);
end;

function insn_bd (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 2);
end;

function insn_bf (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(25 downto 23);
end;

function insn_fxm (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(19 downto 12);
end;

function insn_bo (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(25 downto 21);
end;

function insn_bi (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(20 downto 16);
end;

function insn_bh (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(12 downto 11);
end;

function insn_d (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 0);
end;

function insn_ds (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(15 downto 2);
end;

function insn_to (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(25 downto 21);
end;

function insn_bc (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(10 downto 6);
end;

function insn_sh (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(1) & insn_in(15 downto 11);
end;

function insn_me (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(5) & insn_in(10 downto 6);
end;

function insn_mb (insn_in : std_ulogic_vector) return std_ulogic_vector is
begin
return insn_in(5) & insn_in(10 downto 6);
end;
end package body insn_helpers;

@ -25,6 +25,7 @@ filesets:
- multiply.vhdl
- writeback.vhdl
- wishbone_arbiter.vhdl
- insn_helpers.vhdl
- core.vhdl
file_type : vhdlSource-2008


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