actlib_dataflow_neuro/dataflow_neuro/primitives.act

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/*************************************************************************
*
* This file is part of ACT dataflow neuro library
*
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* Copyright (c) 2022 University of Groningen - Ole Richter
* Copyright (c) 2022 University of Groningen - Michele Mastella
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* Copyright (c) 2022 University of Groningen - Hugh Greatorex
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* Copyright (c) 2022 University of Groningen - Madison Cotteret
*
*
* This source describes Open Hardware and is licensed under the CERN-OHL-W v2 or later
*
* You may redistribute and modify this documentation and make products
* using it under the terms of the CERN-OHL-W v2 (https:/cern.ch/cern-ohl).
* This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY
* AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN-OHL-W v2
* for applicable conditions.
*
* Source location: https://git.web.rug.nl/bics/actlib_dataflow_neuro
*
* As per CERN-OHL-W v2 section 4.1, should You produce hardware based on
* these sources, You must maintain the Source Location visible in its
* documentation.
*
**************************************************************************
*/
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import "../../dataflow_neuro/cell_lib_async.act";
import "../../dataflow_neuro/cell_lib_std.act";
import "../../dataflow_neuro/treegates.act";
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// import tmpl::dataflow_neuro;
// import tmpl::dataflow_neuro;
import std::channel;
open std::channel;
namespace tmpl {
namespace dataflow_neuro {
// @ole talk to rajit, we use valid the wrong way arround according to stdlib
template<pbool reset; pint V; pint M>
defchan gen_avMx1of2 <: chan(int<M>) (std::data::Mx1of2?!<M> d; bool!? a; bool!? v)
{
{ 0 <= V & std::ceil_log2(V) < M : "Initial token value out of range" };
methods {
/*-- initialize channel, sender end --*/
send_init {
[ reset -> (,i:M: [ ((V >> i) & 1) = 0 -> d.d[i].f+ [] else -> d.d[i].t+ ]);[v]
[] else -> (,i:M: d.d[i].t-,d.d[i].f-);[~v]
]
}
/*-- set output data --*/
set {
(,i:M: [((self >> i) & 1) = 0 -> d.d[i].f+ [] else -> d.d[i].t+ ]);[v]
}
/*-- finish synchronization --*/
send_up {
[a]
}
/*-- reset part of the protocol --*/
send_rest {
(,i:M: d.d[i].t-,d.d[i].f-);[~v],[~a]
}
/*-- initialize channel, receiver end --*/
recv_init {
v-;a-
}
/*-- get value --*/
get {
[(&i:M: d.d[i].t | d.d[i].f)];
self := 0;
(;i:M: [ d.d[i].t -> self := self | (1 << i)
[] else -> skip
]
)
}
/*-- finish synchronization action --*/
recv_up {
v+,a+
}
/*-- reset part of the protocol --*/
recv_rest {
[(&i:M:~d.d[i].t & ~d.d[i].f)];v-,a-
}
/*-- probe expression on receiver --*/
// i think this deadlocks with recv_up
recv_probe = v;
// no sender probe
}
}
export defchan avMx1of2 <: gen_avMx1of2<false,0> () { }
export defchan avrMx1of2 <: gen_avMx1of2<true,0> () { }
/**
* the buffer template gives you a standart buffer of bitwidth N
*
*/
export template<pint N>
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defproc buffer (avMx1of2<N> in; avMx1of2<N> out; bool? reset_B; power supply) {
//control
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bool _en, _reset_BX,_reset_BXX[N];
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A_3C_RB_X4 inack_ctl(.c1=_en,.c2=in.v,.c3=out.v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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A_1C1P_X1 en_ctl(.c1=in.a,.p1=out.v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
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//validity
bool _in_v;
vtree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
//function
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bool _out_a_BX_t[N],_out_a_BX_f[N],_out_a_B,_en_X_t[N],_en_X_f[N];
A_2C1N_RB_X4 f_buf_func[N];
A_2C1N_RB_X4 t_buf_func[N];
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sigbuf<N> en_buf_t(.in=_en, .out=_en_X_t, .supply=supply);
sigbuf<N> en_buf_f(.in=_en, .out=_en_X_f, .supply=supply);
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INV_X1 out_a_inv(.a=out.a,.y=_out_a_B);
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sigbuf<N> out_a_B_buf_f(.in=_out_a_B,.out=_out_a_BX_t);
sigbuf<N> out_a_B_buf_t(.in=_out_a_B,.out=_out_a_BX_f);
// check if you can also do single var to array connect a=b[N]
// and remove them from the loop
(i:N:
f_buf_func[i].y=out.d.d[i].f;
t_buf_func[i].y=out.d.d[i].t;
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f_buf_func[i].c1=_en_X_f[i];
t_buf_func[i].c1=_en_X_t[i];
f_buf_func[i].c2=_out_a_BX_f[i];
t_buf_func[i].c2=_out_a_BX_t[i];
f_buf_func[i].n1=in.d.d[i].f;
t_buf_func[i].n1=in.d.d[i].t;
f_buf_func[i].vdd=supply.vdd;
t_buf_func[i].vdd=supply.vdd;
f_buf_func[i].vss=supply.vss;
t_buf_func[i].vss=supply.vss;
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t_buf_func[i].pr_B = _reset_BXX[i];
t_buf_func[i].sr_B = _reset_BXX[i];
f_buf_func[i].pr_B = _reset_BXX[i];
f_buf_func[i].sr_B = _reset_BXX[i];
)
}
// A template creating a FIFO of M buffers with N bits each
export template<pint N;pint M>
defproc fifo(avMx1of2<N> in; avMx1of2<N> out; bool? reset_B; power supply)
{
buffer<N> fifo_element[M];
bool _reset_BXX[M];
fifo_element[0].in = in ;
fifo_element[0].supply = supply;
fifo_element[0].reset_B = _reset_BXX[0];
(i:1..M-1:
fifo_element[i].in = fifo_element[i-1].out;
fifo_element[i].supply = supply;
fifo_element[i].reset_B = _reset_BXX[i];
)
fifo_element[N-1].out = out;
// reset buffers
bool _reset_BX;
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<M> reset_bufarray(.in=_reset_BX, .out=_reset_BXX,.supply = supply);
}
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/**
* Buffer_S template.
* S maybe stands for special.
* Like a buffer, except that the output function block does not load the data in
* until the input data is valid.
* Not entirely sure what the point of it is,
* Ole says is useful for funky timing scenarios.
*/
export template<pint N>
defproc buffer_s (avMx1of2<N> in; avMx1of2<N> out; bool? reset_B; power supply) {
//control
bool _en, _reset_BX,_reset_BXX[N];
A_3C_RB_X4 inack_ctl(.c1=_en,.c2=in.v,.c3=out.v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_1C1P_X1 en_ctl(.c1=in.a,.p1=out.v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX, .supply=supply);
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//validity
bool _in_v, _in_vX[N];
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vtree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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BUF_X4 in_v_buf4(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<N> in_v_bufN(.in = in.v, .out = _in_vX, .supply = supply);
//function
bool _out_a_BX_t[N],_out_a_BX_f[N],_out_a_B,_en_X_t[N],_en_X_f[N];
A_2C2N_RB_X4 f_buf_func[N];
A_2C2N_RB_X4 t_buf_func[N];
sigbuf<N> en_buf_t(.in=_en, .out=_en_X_t, .supply=supply);
sigbuf<N> en_buf_f(.in=_en, .out=_en_X_f, .supply=supply);
INV_X1 out_a_inv(.a=out.a,.y=_out_a_B);
sigbuf<N> out_a_B_buf_f(.in=_out_a_B,.out=_out_a_BX_t, .supply=supply);
sigbuf<N> out_a_B_buf_t(.in=_out_a_B,.out=_out_a_BX_f, .supply=supply);
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// check if you can also do single var to array connect a=b[N]
// and remove them from the loop
(i:N:
f_buf_func[i].y=out.d.d[i].f;
t_buf_func[i].y=out.d.d[i].t;
f_buf_func[i].c1=_en_X_f[i];
t_buf_func[i].c1=_en_X_t[i];
f_buf_func[i].c2=_out_a_BX_f[i];
t_buf_func[i].c2=_out_a_BX_t[i];
f_buf_func[i].n1=in.d.d[i].f;
t_buf_func[i].n1=in.d.d[i].t;
f_buf_func[i].n2=_in_vX[i];
t_buf_func[i].n2=_in_vX[i];
f_buf_func[i].vdd=supply.vdd;
t_buf_func[i].vdd=supply.vdd;
f_buf_func[i].vss=supply.vss;
t_buf_func[i].vss=supply.vss;
t_buf_func[i].pr_B = _reset_BXX[i];
t_buf_func[i].sr_B = _reset_BXX[i];
f_buf_func[i].pr_B = _reset_BXX[i];
f_buf_func[i].sr_B = _reset_BXX[i];
)
}
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export template<pint N>
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defproc demux (avMx1of2<N> in; avMx1of2<N> out1; avMx1of2<N> out2; bool? reset_B; avMx1of2<1> cond; power supply) {
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//control
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bool _en, _reset_BX,_reset_BXX[2*N], _out_v, _in_c_v_;
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OR2_X1 out_or(.a=out1.v, .b=out2.v, .y=_out_v,.vdd=supply.vdd,.vss=supply.vss);
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A_3C_RB_X4 inack_ctl(.c1=_en,.c2=_in_c_v_,.c3=_out_v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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A_1C1P_X1 en_ctl(.c1=in.a,.p1=_out_v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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sigbuf<2*N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
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//validity
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bool _in_v, _c_f_buf[N], _c_t_buf[N], _c_v;
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sigbuf<N> c_buf_t(.in=cond.d.d[0].t, .out=_c_t_buf, .supply=supply);
sigbuf<N> c_buf_f(.in=cond.d.d[0].f, .out=_c_f_buf, .supply=supply);
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OR2_X1 c_f_c_t_or(.a=cond.d.d[0].t, .b=cond.d.d[0].f, .y=_c_v,.vdd=supply.vdd,.vss=supply.vss);
vtree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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A_2C_B_X1 c_el(.c1=_c_v, .c2=_in_v, .y=_in_c_v_,.vdd=supply.vdd,.vss=supply.vss);
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BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
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//function
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//func buffer out1
bool _out1_a_BX_t[N],_out1_a_BX_f[N],_out1_a_B,_en1_X_t[N],_en1_X_f[N];
A_2C2N_RB_X4 out1_f_buf_func[N];
A_2C2N_RB_X4 out1_t_buf_func[N];
sigbuf<N> out1_en_buf_t(.in=_en, .out=_en1_X_t, .supply=supply);
sigbuf<N> out1_en_buf_f(.in=_en, .out=_en1_X_f, .supply=supply);
INV_X1 out1_a_inv(.a=out1.a,.y=_out1_a_B);
sigbuf<N> out1_a_B_buf_f(.in=_out1_a_B,.out=_out1_a_BX_t, .supply=supply);
sigbuf<N> out1_a_B_buf_t(.in=_out1_a_B,.out=_out1_a_BX_f, .supply=supply);
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(i:N:
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out1_f_buf_func[i].y=out1.d.d[i].f;
out1_t_buf_func[i].y=out1.d.d[i].t;
out1_f_buf_func[i].c1=_en1_X_f[i];
out1_t_buf_func[i].c1=_en1_X_t[i];
out1_f_buf_func[i].c2=_out1_a_BX_f[i];
out1_t_buf_func[i].c2=_out1_a_BX_t[i];
out1_f_buf_func[i].n1=in.d.d[i].f;
out1_t_buf_func[i].n1=in.d.d[i].t;
out1_f_buf_func[i].vdd=supply.vdd;
out1_t_buf_func[i].vdd=supply.vdd;
out1_f_buf_func[i].vss=supply.vss;
out1_t_buf_func[i].vss=supply.vss;
out1_t_buf_func[i].pr_B = _reset_BXX[i];
out1_t_buf_func[i].sr_B = _reset_BXX[i];
out1_f_buf_func[i].pr_B = _reset_BXX[i];
out1_f_buf_func[i].sr_B = _reset_BXX[i];
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out1_f_buf_func[i].n2=_c_t_buf[i];
out1_t_buf_func[i].n2=_c_t_buf[i];
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)
//func buffer out2
bool _out2_a_BX_t[N],_out2_a_BX_f[N],_out2_a_B,_en2_X_t[N],_en2_X_f[N];
A_2C2N_RB_X4 out2_f_buf_func[N];
A_2C2N_RB_X4 out2_t_buf_func[N];
sigbuf<N> out2_en_buf_t(.in=_en, .out=_en2_X_t, .supply=supply);
sigbuf<N> out2_en_buf_f(.in=_en, .out=_en2_X_f, .supply=supply);
INV_X1 out2_a_inv(.a=out2.a,.y=_out2_a_B);
sigbuf<N> out2_a_B_buf_f(.in=_out2_a_B,.out=_out2_a_BX_t);
sigbuf<N> out2_a_B_buf_t(.in=_out2_a_B,.out=_out2_a_BX_f);
(i:N:
out2_f_buf_func[i].y=out2.d.d[i].f;
out2_t_buf_func[i].y=out2.d.d[i].t;
out2_f_buf_func[i].c1=_en2_X_f[i];
out2_t_buf_func[i].c1=_en2_X_t[i];
out2_f_buf_func[i].c2=_out2_a_BX_f[i];
out2_t_buf_func[i].c2=_out2_a_BX_t[i];
out2_f_buf_func[i].n1=in.d.d[i].f;
out2_t_buf_func[i].n1=in.d.d[i].t;
out2_f_buf_func[i].vdd=supply.vdd;
out2_t_buf_func[i].vdd=supply.vdd;
out2_f_buf_func[i].vss=supply.vss;
out2_t_buf_func[i].vss=supply.vss;
out2_t_buf_func[i].pr_B = _reset_BXX[i+N-1];
out2_t_buf_func[i].sr_B = _reset_BXX[i+N-1];
out2_f_buf_func[i].pr_B = _reset_BXX[i+N-1];
out2_f_buf_func[i].sr_B = _reset_BXX[i+N-1];
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out2_f_buf_func[i].n2=_c_f_buf[i];
out2_t_buf_func[i].n2=_c_f_buf[i];
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)
}
export template<pint N>
defproc fork (avMx1of2<N> in; avMx1of2<N> out1; avMx1of2<N> out2 ; bool? reset_B; power supply) {
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// control
bool _en, _reset_BX,_reset_BXX[N*2];
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A_4C_RB_X4 inack_ctl(.c1=_en,.c2=in.v,.c3=out1.v,.c4=out2.v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_1C2P_X1 en_ctl(.c1=in.a,.p1=out1.v,.p2=out2.v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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//reset_buffers
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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sigbuf<N*2> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
//validity
bool _in_v;
vtree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
//function
//func buffer out1
bool _out1_a_BX_t[N],_out1_a_BX_f[N],_out1_a_B,_en1_X_t[N],_en1_X_f[N];
A_2C1N_RB_X4 out1_f_buf_func[N];
A_2C1N_RB_X4 out1_t_buf_func[N];
sigbuf<N> out1_en_buf_t(.in=_en, .out=_en1_X_t, .supply=supply);
sigbuf<N> out1_en_buf_f(.in=_en, .out=_en1_X_f, .supply=supply);
INV_X1 out1_a_inv(.a=out1.a,.y=_out1_a_B);
sigbuf<N> out1_a_B_buf_f(.in=_out1_a_B,.out=_out1_a_BX_t);
sigbuf<N> out1_a_B_buf_t(.in=_out1_a_B,.out=_out1_a_BX_f);
(i:N:
out1_f_buf_func[i].y=out1.d.d[i].f;
out1_t_buf_func[i].y=out1.d.d[i].t;
out1_f_buf_func[i].c1=_en1_X_f[i];
out1_t_buf_func[i].c1=_en1_X_t[i];
out1_f_buf_func[i].c2=_out1_a_BX_f[i];
out1_t_buf_func[i].c2=_out1_a_BX_t[i];
out1_f_buf_func[i].n1=in.d.d[i].f;
out1_t_buf_func[i].n1=in.d.d[i].t;
out1_f_buf_func[i].vdd=supply.vdd;
out1_t_buf_func[i].vdd=supply.vdd;
out1_f_buf_func[i].vss=supply.vss;
out1_t_buf_func[i].vss=supply.vss;
out1_t_buf_func[i].pr_B = _reset_BXX[i];
out1_t_buf_func[i].sr_B = _reset_BXX[i];
out1_f_buf_func[i].pr_B = _reset_BXX[i];
out1_f_buf_func[i].sr_B = _reset_BXX[i];
)
//func buffer out2
bool _out2_a_BX_t[N],_out2_a_BX_f[N],_out2_a_B,_en2_X_t[N],_en2_X_f[N];
A_2C1N_RB_X4 out2_f_buf_func[N];
A_2C1N_RB_X4 out2_t_buf_func[N];
sigbuf<N> out2_en_buf_t(.in=_en, .out=_en2_X_t, .supply=supply);
sigbuf<N> out2_en_buf_f(.in=_en, .out=_en2_X_f, .supply=supply);
INV_X1 out2_a_inv(.a=out2.a,.y=_out2_a_B);
sigbuf<N> out2_a_B_buf_f(.in=_out2_a_B,.out=_out2_a_BX_t);
sigbuf<N> out2_a_B_buf_t(.in=_out2_a_B,.out=_out2_a_BX_f);
(i:N:
out2_f_buf_func[i].y=out2.d.d[i].f;
out2_t_buf_func[i].y=out2.d.d[i].t;
out2_f_buf_func[i].c1=_en2_X_f[i];
out2_t_buf_func[i].c1=_en2_X_t[i];
out2_f_buf_func[i].c2=_out2_a_BX_f[i];
out2_t_buf_func[i].c2=_out2_a_BX_t[i];
out2_f_buf_func[i].n1=in.d.d[i].f;
out2_t_buf_func[i].n1=in.d.d[i].t;
out2_f_buf_func[i].vdd=supply.vdd;
out2_t_buf_func[i].vdd=supply.vdd;
out2_f_buf_func[i].vss=supply.vss;
out2_t_buf_func[i].vss=supply.vss;
out2_t_buf_func[i].pr_B = _reset_BXX[i+N-1];
out2_t_buf_func[i].sr_B = _reset_BXX[i+N-1];
out2_f_buf_func[i].pr_B = _reset_BXX[i+N-1];
out2_f_buf_func[i].sr_B = _reset_BXX[i+N-1];
)
}
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export template<pint N; pbool CONDITION_SIGN>
defproc demux_td (avMx1of2<N> in; avMx1of2<N> out1; a1of1 token; bool? reset_B; avMx1of2<1> cond; power supply) {
//control
bool _en, _reset_BX,_reset_BXX[N], _out_v, _in_c_v_, _reset_BXt;
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OR2_X1 out_or(.a=out1.v, .b=token.r, .y=_out_v,.vdd=supply.vdd,.vss=supply.vss);
A_3C_RB_X4 inack_ctl(.c1=_en,.c2=_in_c_v_,.c3= _out_v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_1C1P_X1 en_ctl(.c1=in.a,.p1=_out_v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
BUF_X1 reset_buf_token(.a=_reset_BX, .y=_reset_BXt,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
//validity
bool _in_v, _c_tk_buf, _c_d_buf[N], _c_v, cond_inv_t, cond_inv_f;
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OR2_X1 c_f_c_t_or(.a=cond.d.d[0].t, .b=cond.d.d[0].f, .y=_c_v,.vdd=supply.vdd,.vss=supply.vss);
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//orientation of condition
[ CONDITION_SIGN ->
BUF_X1 c_buf_tk(.a=cond.d.d[0].t, .y=_c_tk_buf);
sigbuf<N> c_buf_d(.in=cond.d.d[0].f, .out=_c_d_buf);
[] else ->
INV_X1 invout_t(.a = cond.d.d[0].t,.y=cond_inv_t,.vdd = supply.vdd,.vss=supply.vss);
INV_X1 invout_f(.a = cond.d.d[0].f,.y=cond_inv_f,.vdd = supply.vdd,.vss=supply.vss);
BUF_X1 c_buf_tk_inv(.a=cond_inv_t, .y=_c_tk_buf);
sigbuf<N> c_buf_d_inv(.in=cond_inv_f, .out=_c_d_buf);
]
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vtree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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A_2C_B_X1 c_el(.c1=_c_v, .c2=_in_v, .y=_in_c_v_,.vdd=supply.vdd,.vss=supply.vss);
BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
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//function
//func buffer out1
bool _out1_a_BX_t[N],_out1_a_BX_f[N],_out1_a_B,_en1_X_t[N],_en1_X_f[N];
A_2C2N_RB_X4 out1_f_buf_func[N];
A_2C2N_RB_X4 out1_t_buf_func[N];
sigbuf<N> out1_en_buf_t(.in=_en, .out=_en1_X_t, .supply=supply);
sigbuf<N> out1_en_buf_f(.in=_en, .out=_en1_X_f, .supply=supply);
INV_X1 out1_a_inv(.a=out1.a,.y=_out1_a_B);
sigbuf<N> out1_a_B_buf_f(.in=_out1_a_B,.out=_out1_a_BX_t);
sigbuf<N> out1_a_B_buf_t(.in=_out1_a_B,.out=_out1_a_BX_f);
(i:N:
out1_f_buf_func[i].y=out1.d.d[i].f;
out1_t_buf_func[i].y=out1.d.d[i].t;
out1_f_buf_func[i].c1=_en1_X_f[i];
out1_t_buf_func[i].c1=_en1_X_t[i];
out1_f_buf_func[i].c2=_out1_a_BX_f[i];
out1_t_buf_func[i].c2=_out1_a_BX_t[i];
out1_f_buf_func[i].n1=in.d.d[i].f;
out1_t_buf_func[i].n1=in.d.d[i].t;
out1_f_buf_func[i].vdd=supply.vdd;
out1_t_buf_func[i].vdd=supply.vdd;
out1_f_buf_func[i].vss=supply.vss;
out1_t_buf_func[i].vss=supply.vss;
out1_t_buf_func[i].pr_B = _reset_BXX[i];
out1_t_buf_func[i].sr_B = _reset_BXX[i];
out1_f_buf_func[i].pr_B = _reset_BXX[i];
out1_f_buf_func[i].sr_B = _reset_BXX[i];
out1_f_buf_func[i].n2=_c_d_buf[i];
out1_t_buf_func[i].n2=_c_d_buf[i];
)
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//token out
bool token_a_out;
A_2C2N_RB_X4 token_buf;
INV_X1 outt_a_inv(.a=token.a,.y=token_a_out);
token_buf.y = token.r;
token_buf.c1 = _en;
token_buf.c2 = token_a_out;
token_buf.n1 = _c_tk_buf;
token_buf.n2 = _in_v;
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token_buf.vdd = supply.vdd;
token_buf.vss = supply.vss;
token_buf.pr_B = _reset_BXt;
token_buf.sr_B = _reset_BXt;
}
export
defproc arbiter_handshake(a1of1 in1; a1of1 in2; a1of1 out; power supply)
{
bool _y1_arb,_y2_arb;
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A_2C_B_X1 ack_cell1(.c1 = out.a,.c2 = _y1_arb,.y = in1.a,.vdd = supply.vdd, .vss = supply.vss);
A_2C_B_X1 ack_cell2(.c1 = out.a,.c2 = _y2_arb,.y = in2.a,.vdd = supply.vdd, .vss = supply.vss);
OR2_X1 or_cell(.a = _y1_arb, .b = _y2_arb, .y = out.r,.vdd = supply.vdd, .vss = supply.vss);
ARBITER arbiter(.a = in1.r, .b = in2.r, .c = in2.a, .d = in1.a, .y1 = _y1_arb, .y2 = _y2_arb, .vdd = supply.vdd, .vss = supply.vss);
}
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//The buffer_t_valid doesn't work
export
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defproc buffer_t_valid(a1of1 in; a1of1 out; bool? reset_B; power supply)
{
//control
bool _en, _reset_BX;
A_3C_RB_X4 inack_ctl(.c1=_en,.c2=in.r,.c3=out.r,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_1C1P_X1 en_ctl(.c1=in.a,.p1=out.r,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
//function
bool _out_a_B;
INV_X1 inv_outa(.a = out.a,.y=_out_a_B,.vdd = supply.vdd,.vss=supply.vss);
A_2C1N_RB_X4 buf_func(.c1 = _en,.c2 = _out_a_B, .n1 = in.r,.y = out.r, .pr_B = _reset_BX, .sr_B = _reset_BX,.vdd = supply.vdd,.vss=supply.vss);
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//reset buffers
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
}
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export template<pint N>
defproc merge (avMx1of2<N> in1; avMx1of2<N> in2; avMx1of2<N> out ; bool? reset_B; power supply) {
//out acknowledge sigbuffer and inverter
bool _out_a_B,_out_a_BX[2*N];
INV_X1 out_a_inverter(.a = out.a, .y = _out_a_B);
sigbuf<2*N> out_a_buffer(.in = _out_a_B,.out = _out_a_BX,.supply=supply);
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//control
bool _in1_a_B,_in2_a_B,_en,_en_X[2*N], _reset_BX,_reset_BXX[2*N];
bool _in1_arb,_in2_arb,_in1_arb_X[2*N],_in2_arb_X[2*N];
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A_4C_RB_X4 in1ack_ctl(.c1=_in1_arb,.c2=_en,.c3=in1.v,.c4=out.v,.y=in1.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_4C_RB_X4 in2ack_ctl(.c1=_in2_arb,.c2=_en,.c3=in2.v,.c4=out.v,.y=in2.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_4P1N1N_X1 en_ctl(.p1 = in1.a,.p2=in2.a,.p3=out.a,.p4 = out.v, .n1 = in1.a,.n2 = in2.a,.y = _en,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<2*N> en_buffer(.in = _en,.out = _en_X,.supply=supply);
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INV_X1 in1ack_ctl_inv(.a=in1.a,.y=_in1_a_B,.vdd=supply.vdd,.vss=supply.vss);
INV_X1 in2ack_ctl_inv(.a=in2.a,.y=_in2_a_B,.vdd=supply.vdd,.vss=supply.vss);
//reset_buffers
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
sigbuf<N*2> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
//validity
a1of1 _in1_temp,_in2_temp,_out_temp;
bool _in1_arb_temp,_in2_arb_temp;
vtree<N> vc1(.in=in1.d,.out=in1.v,.supply=supply);
vtree<N> vc2(.in=in2.d,.out=in2.v,.supply=supply);
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arbiter_handshake validity_arb(.in1 = _in1_temp,.in2 = _in2_temp,.out =_out_temp, .supply = supply);
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_in1_temp.r = in1.v;
_in2_temp.r = in2.v;
_in1_temp.a = _in1_arb_temp;
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_in2_temp.a = _in2_arb_temp;
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_out_temp.r = _out_temp.a;
AND2_X1 AND_arb1(.a = _in2_a_B,.b = _in1_arb_temp, .y = _in1_arb);
AND2_X1 AND_arb2(.a = _in1_a_B,.b = _in2_arb_temp, .y = _in2_arb);
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sigbuf<2*N> arb2function1(.in = _in1_arb,.out = _in1_arb_X,.supply=supply);
sigbuf<2*N> arb2function2(.in = _in2_arb,.out = _in2_arb_X,.supply=supply);
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//function
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A_2C2N2N_RB_X1 merge_func_t[N];
A_2C2N2N_RB_X1 merge_func_f[N];
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(i:N:
merge_func_t[i].c1 = _en_X[i];
merge_func_t[i].c2 = _out_a_BX[i];
merge_func_t[i].n1 = _in1_arb_X[i];
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merge_func_t[i].n2 = in1.d.d[i].t;
merge_func_t[i].n3 = _in2_arb_X[i];
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merge_func_t[i].n4 = in2.d.d[i].t;
merge_func_t[i].y = out.d.d[i].t;
merge_func_t[i].vdd=supply.vdd;
merge_func_t[i].vss=supply.vss;
merge_func_t[i].pr_B = _reset_BXX[i];
merge_func_t[i].sr_B = _reset_BXX[i];
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merge_func_f[i].c1 = _en_X[i+N];
merge_func_f[i].c2 = _out_a_BX[i+N];
merge_func_f[i].n1 = _in1_arb_X[i+N];
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merge_func_f[i].n2 = in1.d.d[i].f;
merge_func_f[i].n3 = _in2_arb_X[i+N];
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merge_func_f[i].n4 = in2.d.d[i].f;
merge_func_f[i].y = out.d.d[i].f;
merge_func_f[i].vdd=supply.vdd;
merge_func_f[i].vss=supply.vss;
merge_func_f[i].pr_B = _reset_BXX[i+N];
merge_func_f[i].sr_B = _reset_BXX[i+N];
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)
}
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export
defproc buffer_t(a1of1 in; a1of1 out; bool? reset_B; power supply)
{
//control
bool _en, _reset_BX;
A_2C1N_RB_X4 inack_ctl(.c1=_en,.c2=in.r,.n1=out.r,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
A_1C1P_X1 en_ctl(.c1=in.a,.p1=out.r,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
//function
bool _out_a_B;
INV_X1 inv_outa(.a = out.a,.y=_out_a_B,.vdd = supply.vdd,.vss=supply.vss);
A_2C1N_RB_X4 buf_func(.c1 = _en,.c2 = _out_a_B, .n1 = in.r,.y = out.r, .pr_B = _reset_BX, .sr_B = _reset_BX,.vdd = supply.vdd,.vss=supply.vss);
//reset buffers
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
}
// A template creating a FIFO of N buffers tokens
export template<pint N>
defproc fifo_t(a1of1 in; a1of1 out; bool? reset_B; power supply)
{
buffer_t fifo_element[N];
bool _reset_BXX[N];
fifo_element[0].in.r = in.r;
fifo_element[0].in.a = in.a;
fifo_element[0].supply = supply;
fifo_element[0].reset_B = _reset_BXX[0];
(i:1..N-1:
fifo_element[i].in.r = fifo_element[i-1].out.r;
fifo_element[i].in.a = fifo_element[i-1].out.a;
fifo_element[i].supply = supply;
fifo_element[i].reset_B = _reset_BXX[i];
)
fifo_element[N-1].out.r = out.r;
fifo_element[N-1].out.a = out.a;
// reset buffers
bool _reset_BX;
BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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sigbuf<N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX; power supply);
}
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// Programmable delay line.
// N is the number of layers,
// the longest layer having 2**N DLY elements
export template<pint N>
defproc delayprog (bool! y; bool? a, s[N]; power supply)
{
{ N >= 0 : "What?" };
{ N < 9 : "Delay prog size is given in 2**N. Given N is too big." };
AND2_X1 and2[N];
MUX2_X1 mu2[N];
DLY4_X1 dly[(1<<N) -1];
bool _a[N+1]; // Holds the input to each row
_a[0] = a;
pint i_delay;
i_delay = 0; // Index of the last connected delay element
(i:0..N-1:
// For each row
and2[i].a = _a[i];
and2[i].b = s[i];
// Delays
dly[i_delay].a = and2[i].y;
i_delay = i_delay + 1;
(j:1..i-1:
dly[i_delay].a = dly[i_delay-1].y;
i_delay = i_delay +1;
)
// Mux
mu2[i].a = _a[i];
mu2[i].s = s[i];
dly[i_delay-1].y = mu2[i].b;
_a[i+1] = mu2[i].y;
)
y = mu2[N-1].y;
// Connect everything to vdd/gnd
(i:N:and2[i].vdd = supply.vdd;)
(i:N:mu2[i].vdd = supply.vdd;)
(i:((1<<N)-1):dly[i].vdd = supply.vdd;)
(i:N:and2[i].vss = supply.vss;)
(i:N:mu2[i].vss = supply.vss;)
(i:((1<<N)-1):dly[i].vss = supply.vss;)
}
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}}