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Merge branch 'xc7dsp' of github.com:YosysHQ/yosys into xc7dsp

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Eddie Hung 2019-08-30 09:50:20 -07:00
commit 295c18bd6b
70 changed files with 3088 additions and 552 deletions
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2
techlibs/anlogic/Makefile.inc
View file

@ -1,7 +1,7 @@
OBJS += techlibs/anlogic/synth_anlogic.o
OBJS += techlibs/anlogic/anlogic_eqn.o
OBJS += techlibs/anlogic/anlogic_determine_init.o
OBJS += techlibs/anlogic/anlogic_fixcarry.o
$(eval $(call add_share_file,share/anlogic,techlibs/anlogic/cells_map.v))
$(eval $(call add_share_file,share/anlogic,techlibs/anlogic/arith_map.v))

72
techlibs/anlogic/anlogic_determine_init.cc
View file

@ -1,72 +0,0 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2018 Icenowy Zheng <icenowy@aosc.io>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
#include "kernel/sigtools.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct AnlogicDetermineInitPass : public Pass {
AnlogicDetermineInitPass() : Pass("anlogic_determine_init", "Anlogic: Determine the init value of cells") { }
void help() YS_OVERRIDE
{
log("\n");
log(" anlogic_determine_init [selection]\n");
log("\n");
log("Determine the init value of cells that doesn't allow unknown init value.\n");
log("\n");
}
Const determine_init(Const init)
{
for (int i = 0; i < GetSize(init); i++) {
if (init[i] != State::S0 && init[i] != State::S1)
init[i] = State::S0;
}
return init;
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
log_header(design, "Executing ANLOGIC_DETERMINE_INIT pass (determine init value for cells).\n");
extra_args(args, args.size(), design);
int cnt = 0;
for (auto module : design->selected_modules())
{
for (auto cell : module->selected_cells())
{
if (cell->type == "\\EG_LOGIC_DRAM16X4")
{
cell->setParam("\\INIT_D0", determine_init(cell->getParam("\\INIT_D0")));
cell->setParam("\\INIT_D1", determine_init(cell->getParam("\\INIT_D1")));
cell->setParam("\\INIT_D2", determine_init(cell->getParam("\\INIT_D2")));
cell->setParam("\\INIT_D3", determine_init(cell->getParam("\\INIT_D3")));
cnt++;
}
}
}
log_header(design, "Updated %d cells with determined init value.\n", cnt);
}
} AnlogicDetermineInitPass;
PRIVATE_NAMESPACE_END

130
techlibs/anlogic/anlogic_fixcarry.cc Normal file
View file

@ -0,0 +1,130 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2019 Miodrag Milanovic <miodrag@symbioticeda.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
#include "kernel/sigtools.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
static SigBit get_bit_or_zero(const SigSpec &sig)
{
if (GetSize(sig) == 0)
return State::S0;
return sig[0];
}
static void fix_carry_chain(Module *module)
{
SigMap sigmap(module);
pool<SigBit> ci_bits;
dict<SigBit, SigBit> mapping_bits;
for (auto cell : module->cells())
{
if (cell->type == "\\AL_MAP_ADDER") {
if (cell->getParam("\\ALUTYPE") != Const("ADD")) continue;
SigBit bit_i0 = get_bit_or_zero(cell->getPort("\\a"));
SigBit bit_i1 = get_bit_or_zero(cell->getPort("\\b"));
if (bit_i0 == State::S0 && bit_i1== State::S0) {
SigBit bit_ci = get_bit_or_zero(cell->getPort("\\c"));
SigSpec o = cell->getPort("\\o");
if (GetSize(o) == 2) {
SigBit bit_o = o[0];
ci_bits.insert(bit_ci);
mapping_bits[bit_ci] = bit_o;
}
}
}
}
vector<Cell*> adders_to_fix_cells;
for (auto cell : module->cells())
{
if (cell->type == "\\AL_MAP_ADDER") {
if (cell->getParam("\\ALUTYPE") != Const("ADD")) continue;
SigBit bit_ci = get_bit_or_zero(cell->getPort("\\c"));
SigBit bit_i0 = get_bit_or_zero(cell->getPort("\\a"));
SigBit bit_i1 = get_bit_or_zero(cell->getPort("\\b"));
SigBit canonical_bit = sigmap(bit_ci);
if (!ci_bits.count(canonical_bit))
continue;
if (bit_i0 == State::S0 && bit_i1== State::S0)
continue;
adders_to_fix_cells.push_back(cell);
log("Found %s cell named %s with invalid 'c' signal.\n", log_id(cell->type), log_id(cell));
}
}
for (auto cell : adders_to_fix_cells)
{
SigBit bit_ci = get_bit_or_zero(cell->getPort("\\c"));
SigBit canonical_bit = sigmap(bit_ci);
auto bit = mapping_bits.at(canonical_bit);
log("Fixing %s cell named %s breaking carry chain.\n", log_id(cell->type), log_id(cell));
Cell *c = module->addCell(NEW_ID, "\\AL_MAP_ADDER");
SigBit new_bit = module->addWire(NEW_ID);
SigBit dummy_bit = module->addWire(NEW_ID);
SigSpec bits;
bits.append(dummy_bit);
bits.append(new_bit);
c->setParam("\\ALUTYPE", Const("ADD_CARRY"));
c->setPort("\\a", bit);
c->setPort("\\b", State::S0);
c->setPort("\\c", State::S0);
c->setPort("\\o", bits);
cell->setPort("\\c", new_bit);
}
}
struct AnlogicCarryFixPass : public Pass {
AnlogicCarryFixPass() : Pass("anlogic_fixcarry", "Anlogic: fix carry chain") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" anlogic_fixcarry [options] [selection]\n");
log("\n");
log("Add Anlogic adders to fix carry chain if needed.\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
log_header(design, "Executing anlogic_fixcarry pass (fix invalid carry chain).\n");
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
break;
}
extra_args(args, argidx, design);
Module *module = design->top_module();
if (module == nullptr)
log_cmd_error("No top module found.\n");
fix_carry_chain(module);
}
} AnlogicCarryFixPass;
PRIVATE_NAMESPACE_END

44
techlibs/anlogic/arith_map.v
View file

@ -31,7 +31,10 @@ module _80_anlogic_alu (A, B, CI, BI, X, Y, CO);
output [Y_WIDTH-1:0] X, Y;
input CI, BI;
output CO;
output [Y_WIDTH-1:0] CO;
wire CIx;
wire [Y_WIDTH-1:0] COx;
wire _TECHMAP_FAIL_ = Y_WIDTH <= 2;
@ -41,15 +44,16 @@ module _80_anlogic_alu (A, B, CI, BI, X, Y, CO);
wire [Y_WIDTH-1:0] AA = A_buf;
wire [Y_WIDTH-1:0] BB = BI ? ~B_buf : B_buf;
wire [Y_WIDTH+1:0] COx;
wire [Y_WIDTH+2:0] C = {COx, CI};
wire [Y_WIDTH-1:0] C = { COx, CIx };
wire dummy;
AL_MAP_ADDER #(
.ALUTYPE("ADD_CARRY"))
adder_cin (
.a(C[0]),
.o({COx[0], dummy})
.a(CI),
.b(1'b0),
.c(1'b0),
.o({CIx, dummy})
);
genvar i;
@ -59,18 +63,22 @@ module _80_anlogic_alu (A, B, CI, BI, X, Y, CO);
) adder_i (
.a(AA[i]),
.b(BB[i]),
.c(C[i+1]),
.o({COx[i+1],Y[i]})
.c(C[i]),
.o({COx[i],Y[i]})
);
end: slice
wire cout;
AL_MAP_ADDER #(
.ALUTYPE("ADD"))
adder_cout (
.a(1'b0),
.b(1'b0),
.c(COx[i]),
.o({cout, CO[i]})
);
end: slice
endgenerate
/* End implementation */
AL_MAP_ADDER #(
.ALUTYPE("ADD"))
adder_cout (
.c(C[Y_WIDTH+1]),
.o(COx[Y_WIDTH+1])
);
assign CO = COx[Y_WIDTH+1];
assign X = AA ^ BB;
endmodule
/* End implementation */
assign X = AA ^ BB;
endmodule

7
techlibs/anlogic/synth_anlogic.cc
View file

@ -154,7 +154,7 @@ struct SynthAnlogicPass : public ScriptPass
{
run("memory_bram -rules +/anlogic/drams.txt");
run("techmap -map +/anlogic/drams_map.v");
run("anlogic_determine_init");
run("setundef -zero -params t:EG_LOGIC_DRAM16X4");
}
if (check_label("fine"))
@ -186,6 +186,11 @@ struct SynthAnlogicPass : public ScriptPass
{
run("techmap -map +/anlogic/cells_map.v");
run("clean");
}
if (check_label("map_anlogic"))
{
run("anlogic_fixcarry");
run("anlogic_eqn");
}

2
techlibs/common/synth.cc
View file

@ -175,7 +175,7 @@ struct SynthPass : public ScriptPass
log_cmd_error("This command only operates on fully selected designs!\n");
if (abc == "abc9" && !lut)
log_cmd_error("ABC9 flow only supported for FPGA synthesis (using '-lut' option)");
log_cmd_error("ABC9 flow only supported for FPGA synthesis (using '-lut' option)\n");
log_header(design, "Executing SYNTH pass.\n");
log_push();

3
techlibs/ecp5/Makefile.inc
View file

@ -1,5 +1,6 @@
OBJS += techlibs/ecp5/synth_ecp5.o techlibs/ecp5/ecp5_ffinit.o
OBJS += techlibs/ecp5/synth_ecp5.o techlibs/ecp5/ecp5_ffinit.o \
techlibs/ecp5/ecp5_gsr.o
$(eval $(call add_share_file,share/ecp5,techlibs/ecp5/cells_map.v))
$(eval $(call add_share_file,share/ecp5,techlibs/ecp5/cells_sim.v))

10
techlibs/ecp5/brams_map.v
View file

@ -33,7 +33,7 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN);
.CLKBMUX(CLKBMUX),
.WRITEMODE_A(WRITEMODE_A),
.WRITEMODE_B("READBEFOREWRITE"),
.GSR("DISABLED")
.GSR("AUTO")
) _TECHMAP_REPLACE_ (
`include "bram_conn_1.vh"
.CLKA(CLK2), .CLKB(CLK3),
@ -50,7 +50,7 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN);
.CLKBMUX(CLKBMUX),
.WRITEMODE_A(WRITEMODE_A),
.WRITEMODE_B("READBEFOREWRITE"),
.GSR("DISABLED")
.GSR("AUTO")
) _TECHMAP_REPLACE_ (
`include "bram_conn_2.vh"
.CLKA(CLK2), .CLKB(CLK3),
@ -67,7 +67,7 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN);
.CLKBMUX(CLKBMUX),
.WRITEMODE_A(WRITEMODE_A),
.WRITEMODE_B("READBEFOREWRITE"),
.GSR("DISABLED")
.GSR("AUTO")
) _TECHMAP_REPLACE_ (
`include "bram_conn_4.vh"
.CLKA(CLK2), .CLKB(CLK3),
@ -84,7 +84,7 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN);
.CLKBMUX(CLKBMUX),
.WRITEMODE_A(WRITEMODE_A),
.WRITEMODE_B("READBEFOREWRITE"),
.GSR("DISABLED")
.GSR("AUTO")
) _TECHMAP_REPLACE_ (
`include "bram_conn_9.vh"
.CLKA(CLK2), .CLKB(CLK3),
@ -101,7 +101,7 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN);
.CLKBMUX(CLKBMUX),
.WRITEMODE_A(WRITEMODE_A),
.WRITEMODE_B("READBEFOREWRITE"),
.GSR("DISABLED")
.GSR("AUTO")
) _TECHMAP_REPLACE_ (
`include "bram_conn_18.vh"
.CLKA(CLK2), .CLKB(CLK3),

20
techlibs/ecp5/cells_bb.v
View file

@ -664,3 +664,23 @@ module PCSCLKDIV (
);
parameter GSR = "DISABLED";
endmodule
// Note: this module is not marked keep as we want it swept away in synth (sim use only)
(* blackbox *)
module PUR (
input PUR
);
parameter RST_PULSE = 1;
endmodule
(* blackbox, keep *)
module GSR (
input GSR
);
endmodule
(* blackbox, keep *)
module SGSR (
input GSR, CLK
);
endmodule

76
techlibs/ecp5/cells_map.v
View file

@ -1,51 +1,51 @@
module \$_DFF_N_ (input D, C, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFF_P_ (input D, C, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFF_N_ (input D, C, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFF_P_ (input D, C, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_NN_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("INV"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_PN_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("INV"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_NN_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("INV"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_PN_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("INV"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_NP_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_PP_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_NP_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFFE_PP_ (input D, C, E, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(1'b0), .DI(D), .Q(Q)); endmodule
module \$_DFF_NN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_NP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$_DFF_PP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PN0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PN1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_NP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PP0_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFS_PP1_ (input D, C, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("1"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_NP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFE_PP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("ASYNC")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PN0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PN1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(!R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("DISABLED"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_NP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("INV"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PP0 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("RESET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
module \$__DFFSE_PP1 (input D, C, E, R, output Q); TRELLIS_FF #(.GSR("AUTO"), .CEMUX("CE"), .CLKMUX("CLK"), .LSRMUX("LSR"), .REGSET("SET"), .SRMODE("LSR_OVER_CE")) _TECHMAP_REPLACE_ (.CLK(C), .CE(E), .LSR(R), .DI(D), .Q(Q)); endmodule
// TODO: Diamond flip-flops
// module FD1P3AX(); endmodule

15
techlibs/ecp5/cells_sim.v
View file

@ -17,10 +17,12 @@ endmodule
// ---------------------------------------
(* abc_box_id=1, lib_whitebox *)
module CCU2C(
(* abc_carry *) input CIN,
(* abc_carry *)
input CIN,
input A0, B0, C0, D0, A1, B1, C1, D1,
output S0, S1,
(* abc_carry *) output COUT
(* abc_carry *)
output COUT
);
parameter [15:0] INIT0 = 16'h0000;
parameter [15:0] INIT1 = 16'h0000;
@ -109,9 +111,12 @@ endmodule
// ---------------------------------------
//(* abc_box_id=2 *)
module TRELLIS_DPR16X4 (
(* abc_scc_break *) input [3:0] DI,
(* abc_scc_break *) input [3:0] WAD,
(* abc_scc_break *) input WRE,
(* abc_scc_break *)
input [3:0] DI,
(* abc_scc_break *)
input [3:0] WAD,
(* abc_scc_break *)
input WRE,
input WCK,
input [3:0] RAD,
output [3:0] DO

135
techlibs/ecp5/ecp5_gsr.cc Normal file
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@ -0,0 +1,135 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
* Copyright (C) 2019 David Shah <david@symbioticeda.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
#include "kernel/sigtools.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct Ecp5GsrPass : public Pass {
Ecp5GsrPass() : Pass("ecp5_gsr", "ECP5: handle GSR") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" ecp5_gsr [options] [selection]\n");
log("\n");
log("Trim active low async resets connected to GSR and resolve GSR parameter,\n");
log("if a GSR or SGSR primitive is used in the design.\n");
log("\n");
log("If any cell has the GSR parameter set to \"AUTO\", this will be resolved\n");
log("to \"ENABLED\" if a GSR primitive is present and the (* nogsr *) attribute\n");
log("is not set, otherwise it will be resolved to \"DISABLED\".\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
log_header(design, "Executing ECP5_GSR pass (implement FF init values).\n");
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
// if (args[argidx] == "-singleton") {
// singleton_mode = true;
// continue;
// }
break;
}
extra_args(args, argidx, design);
for (auto module : design->selected_modules())
{
log("Handling GSR in %s.\n", log_id(module));
SigMap sigmap(module);
SigBit gsr;
bool found_gsr = false;
for (auto cell : module->selected_cells())
{
if (cell->type != ID(GSR) && cell->type != ID(SGSR))
continue;
if (found_gsr)
log_error("Found more than one GSR or SGSR cell in module %s.\n", log_id(module));
found_gsr = true;
SigSpec sig_gsr = cell->getPort(ID(GSR));
if (GetSize(sig_gsr) < 1)
log_error("GSR cell %s has disconnected GSR input.\n", log_id(cell));
gsr = sigmap(sig_gsr[0]);
}
// Resolve GSR parameter
for (auto cell : module->selected_cells())
{
if (!cell->hasParam(ID(GSR)) || cell->getParam(ID(GSR)).decode_string() != "AUTO")
continue;
bool gsren = found_gsr;
if (cell->get_bool_attribute("\\nogsr"))
gsren = false;
cell->setParam(ID(GSR), gsren ? Const("ENABLED") : Const("DISABLED"));
}
if (!found_gsr)
continue;
// For finding active low FF inputs
pool<SigBit> inverted_gsr;
log_debug("GSR net in module %s is %s.\n", log_id(module), log_signal(gsr));
for (auto cell : module->selected_cells())
{
if (cell->type != ID($_NOT_))
continue;
SigSpec sig_a = cell->getPort(ID(A)), sig_y = cell->getPort(ID(Y));
if (GetSize(sig_a) < 1 || GetSize(sig_y) < 1)
continue;
SigBit a = sigmap(sig_a[0]);
if (a == gsr)
inverted_gsr.insert(sigmap(sig_y[0]));
}
for (auto cell : module->selected_cells())
{
if (cell->type != ID(TRELLIS_FF))
continue;
if (!cell->hasParam(ID(GSR)) || cell->getParam(ID(GSR)).decode_string() != "ENABLED")
continue;
if (!cell->hasParam(ID(SRMODE)) || cell->getParam(ID(SRMODE)).decode_string() != "ASYNC")
continue;
SigSpec sig_lsr = cell->getPort(ID(LSR));
if (GetSize(sig_lsr) < 1)
continue;
SigBit lsr = sigmap(sig_lsr[0]);
if (!inverted_gsr.count(lsr))
continue;
cell->setParam(ID(SRMODE), Const("SYNC"));
cell->unsetPort(ID(LSR));
}
}
}
} Ecp5GsrPass;
PRIVATE_NAMESPACE_END

2
techlibs/ecp5/synth_ecp5.cc
View file

@ -301,6 +301,8 @@ struct SynthEcp5Pass : public ScriptPass
run("opt_expr -undriven -mux_undef");
run("simplemap");
run("ecp5_ffinit");
run("ecp5_gsr");
run("opt_clean");
}
if (check_label("map_luts"))

10
techlibs/efinix/Makefile.inc Normal file
View file

@ -0,0 +1,10 @@
OBJS += techlibs/efinix/synth_efinix.o
OBJS += techlibs/efinix/efinix_gbuf.o
OBJS += techlibs/efinix/efinix_fixcarry.o
$(eval $(call add_share_file,share/efinix,techlibs/efinix/cells_map.v))
$(eval $(call add_share_file,share/efinix,techlibs/efinix/arith_map.v))
$(eval $(call add_share_file,share/efinix,techlibs/efinix/cells_sim.v))
$(eval $(call add_share_file,share/efinix,techlibs/efinix/brams_map.v))
$(eval $(call add_share_file,share/efinix,techlibs/efinix/bram.txt))

79
techlibs/efinix/arith_map.v Normal file
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@ -0,0 +1,79 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2018 Miodrag Milanovic <miodrag@symbioticeda.com>
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
(* techmap_celltype = "$alu" *)
module _80_efinix_alu (A, B, CI, BI, X, Y, CO);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 1;
parameter B_WIDTH = 1;
parameter Y_WIDTH = 1;
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] X, Y;
input CI, BI;
output [Y_WIDTH-1:0] CO;
wire CIx;
wire [Y_WIDTH-1:0] COx;
wire _TECHMAP_FAIL_ = Y_WIDTH <= 2;
wire [Y_WIDTH-1:0] A_buf, B_buf;
\$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(Y_WIDTH)) A_conv (.A(A), .Y(A_buf));
\$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) B_conv (.A(B), .Y(B_buf));
wire [Y_WIDTH-1:0] AA = A_buf;
wire [Y_WIDTH-1:0] BB = BI ? ~B_buf : B_buf;
wire [Y_WIDTH-1:0] C = { COx, CIx };
EFX_ADD #(.I0_POLARITY(1'b1),.I1_POLARITY(1'b1))
adder_cin (
.I0(CI),
.I1(1'b1),
.CI(1'b0),
.CO(CIx)
);
genvar i;
generate for (i = 0; i < Y_WIDTH; i = i + 1) begin: slice
EFX_ADD #(.I0_POLARITY(1'b1),.I1_POLARITY(1'b1))
adder_i (
.I0(AA[i]),
.I1(BB[i]),
.CI(C[i]),
.O(Y[i]),
.CO(COx[i])
);
EFX_ADD #(.I0_POLARITY(1'b1),.I1_POLARITY(1'b1))
adder_cout (
.I0(1'b0),
.I1(1'b0),
.CI(COx[i]),
.O(CO[i])
);
end: slice
endgenerate
/* End implementation */
assign X = AA ^ BB;
endmodule

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bram $__EFINIX_5K
init 1
abits 8 @a8d16
dbits 16 @a8d16
abits 9 @a9d8
dbits 8 @a9d8
abits 10 @a10d4
dbits 4 @a10d4
abits 11 @a11d2
dbits 2 @a11d2
abits 12 @a12d1
dbits 1 @a12d1
abits 8 @a8d20
dbits 20 @a8d20
abits 9 @a9d10
dbits 10 @a9d10
groups 2
ports 1 1
wrmode 1 0
enable 1 1
transp 0 2
clocks 2 3
clkpol 2 3
endbram
match $__EFINIX_5K
min bits 256
min efficiency 5
shuffle_enable B
endmatch

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module \$__EFINIX_5K (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN);
parameter CFG_ABITS = 8;
parameter CFG_DBITS = 20;
parameter CFG_ENABLE_A = 1;
parameter CLKPOL2 = 1;
parameter CLKPOL3 = 1;
parameter [5119:0] INIT = 5119'bx;
parameter TRANSP2 = 0;
input CLK2;
input CLK3;
input [CFG_ABITS-1:0] A1ADDR;
input [CFG_DBITS-1:0] A1DATA;
input [CFG_ENABLE_A-1:0] A1EN;
input [CFG_ABITS-1:0] B1ADDR;
output [CFG_DBITS-1:0] B1DATA;
input B1EN;
localparam WRITEMODE_A = TRANSP2 ? "WRITE_FIRST" : "READ_FIRST";
EFX_RAM_5K #(
.READ_WIDTH(CFG_DBITS),
.WRITE_WIDTH(CFG_DBITS),
.OUTPUT_REG(1'b0),
.RCLK_POLARITY(1'b1),
.RE_POLARITY(1'b1),
.WCLK_POLARITY(1'b1),
.WE_POLARITY(1'b1),
.WCLKE_POLARITY(1'b1),
.WRITE_MODE(WRITEMODE_A),
.INIT_0(INIT[ 0*256 +: 256]),
.INIT_1(INIT[ 1*256 +: 256]),
.INIT_2(INIT[ 2*256 +: 256]),
.INIT_3(INIT[ 3*256 +: 256]),
.INIT_4(INIT[ 4*256 +: 256]),
.INIT_5(INIT[ 5*256 +: 256]),
.INIT_6(INIT[ 6*256 +: 256]),
.INIT_7(INIT[ 7*256 +: 256]),
.INIT_8(INIT[ 8*256 +: 256]),
.INIT_9(INIT[ 9*256 +: 256]),
.INIT_A(INIT[10*256 +: 256]),
.INIT_B(INIT[11*256 +: 256]),
.INIT_C(INIT[12*256 +: 256]),
.INIT_D(INIT[13*256 +: 256]),
.INIT_E(INIT[14*256 +: 256]),
.INIT_F(INIT[15*256 +: 256]),
.INIT_10(INIT[16*256 +: 256]),
.INIT_11(INIT[17*256 +: 256]),
.INIT_12(INIT[18*256 +: 256]),
.INIT_13(INIT[19*256 +: 256])
) _TECHMAP_REPLACE_ (
.WDATA(A1DATA),
.WADDR(A1ADDR),
.WE(A1EN),
.WCLK(CLK2),
.WCLKE(1'b1),
.RDATA(B1DATA),
.RADDR(B1ADDR),
.RE(B1EN),
.RCLK(CLK3)
);
endmodule

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module \$_DFF_N_ (input D, C, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b1), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(1'b0), .Q(Q)); endmodule
module \$_DFF_P_ (input D, C, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b1), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(1'b0), .Q(Q)); endmodule
module \$_DFFE_NN_ (input D, C, E, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b0), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b1), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(E), .CLK(C), .SR(1'b0), .Q(Q)); endmodule
module \$_DFFE_NP_ (input D, C, E, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b1), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(E), .CLK(C), .SR(1'b0), .Q(Q)); endmodule
module \$_DFFE_PN_ (input D, C, E, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b0), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b1), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(E), .CLK(C), .SR(1'b0), .Q(Q)); endmodule
module \$_DFFE_PP_ (input D, C, E, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b1), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(E), .CLK(C), .SR(1'b0), .Q(Q)); endmodule
module \$_DFF_NN0_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b1), .SR_POLARITY(1'b0), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_NN1_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b1), .SR_POLARITY(1'b0), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b1), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_PN0_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b1), .SR_POLARITY(1'b0), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_PN1_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b1), .SR_POLARITY(1'b0), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b1), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_NP0_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_NP1_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b0), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b1), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_PP0_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b0), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
module \$_DFF_PP1_ (input D, C, R, output Q); EFX_FF #(.CLK_POLARITY(1'b1), .CE_POLARITY(1'b1), .SR_POLARITY(1'b1), .D_POLARITY(1'b1), .SR_SYNC(1'b0), .SR_VALUE(1'b1), .SR_SYNC_PRIORITY(1'b1)) _TECHMAP_REPLACE_ (.D(D), .CE(1'b1), .CLK(C), .SR(R), .Q(Q)); endmodule
`ifndef NO_LUT
module \$lut (A, Y);
parameter WIDTH = 0;
parameter LUT = 0;
input [WIDTH-1:0] A;
output Y;
generate
if (WIDTH == 1) begin
EFX_LUT4 #(.LUTMASK(LUT)) _TECHMAP_REPLACE_ (.O(Y), .I0(A[0]), .I1(1'b0), .I2(1'b0), .I3(1'b0));
end else
if (WIDTH == 2) begin
EFX_LUT4 #(.LUTMASK(LUT)) _TECHMAP_REPLACE_ (.O(Y), .I0(A[0]), .I1(A[1]), .I2(1'b0), .I3(1'b0));
end else
if (WIDTH == 3) begin
EFX_LUT4 #(.LUTMASK(LUT)) _TECHMAP_REPLACE_ (.O(Y), .I0(A[0]), .I1(A[1]), .I2(A[2]), .I3(1'b0));
end else
if (WIDTH == 4) begin
EFX_LUT4 #(.LUTMASK(LUT)) _TECHMAP_REPLACE_ (.O(Y), .I0(A[0]), .I1(A[1]), .I2(A[2]), .I3(A[3]));
end else begin
wire _TECHMAP_FAIL_ = 1;
end
endgenerate
endmodule
`endif

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module EFX_LUT4(
output O,
input I0,
input I1,
input I2,
input I3
);
parameter LUTMASK = 16'h0000;
endmodule
module EFX_ADD(
output O,
output CO,
input I0,
input I1,
input CI
);
parameter I0_POLARITY = 1;
parameter I1_POLARITY = 1;
endmodule
module EFX_FF(
output Q,
input D,
input CE,
input CLK,
input SR
);
parameter CLK_POLARITY = 1;
parameter CE_POLARITY = 1;
parameter SR_POLARITY = 1;
parameter SR_SYNC = 0;
parameter SR_VALUE = 0;
parameter SR_SYNC_PRIORITY = 0;
parameter D_POLARITY = 1;
endmodule
module EFX_GBUFCE(
input CE,
input I,
output O
);
parameter CE_POLARITY = 1'b1;
endmodule
module EFX_RAM_5K(
input [WRITE_WIDTH-1:0] WDATA,
input [WRITE_ADDR_WIDTH-1:0] WADDR,
input WE,
input WCLK,
input WCLKE,
output [READ_WIDTH-1:0] RDATA,
input [READ_ADDR_WIDTH-1:0] RADDR,
input RE,
input RCLK
);
parameter READ_WIDTH = 20;
parameter WRITE_WIDTH = 20;
parameter OUTPUT_REG = 1'b0;
parameter RCLK_POLARITY = 1'b1;
parameter RE_POLARITY = 1'b1;
parameter WCLK_POLARITY = 1'b1;
parameter WE_POLARITY = 1'b1;
parameter WCLKE_POLARITY = 1'b1;
parameter WRITE_MODE = "READ_FIRST";
parameter INIT_0 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_1 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_2 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_3 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_4 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_5 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_6 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_7 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_8 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_9 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
localparam READ_ADDR_WIDTH =
(READ_WIDTH == 16) ? 8 : // 256x16
(READ_WIDTH == 8) ? 9 : // 512x8
(READ_WIDTH == 4) ? 10 : // 1024x4
(READ_WIDTH == 2) ? 11 : // 2048x2
(READ_WIDTH == 1) ? 12 : // 4096x1
(READ_WIDTH == 20) ? 8 : // 256x20
(READ_WIDTH == 10) ? 9 : // 512x10
(READ_WIDTH == 5) ? 10 : -1; // 1024x5
localparam WRITE_ADDR_WIDTH =
(WRITE_WIDTH == 16) ? 8 : // 256x16
(WRITE_WIDTH == 8) ? 9 : // 512x8
(WRITE_WIDTH == 4) ? 10 : // 1024x4
(WRITE_WIDTH == 2) ? 11 : // 2048x2
(WRITE_WIDTH == 1) ? 12 : // 4096x1
(WRITE_WIDTH == 20) ? 8 : // 256x20
(WRITE_WIDTH == 10) ? 9 : // 512x10
(WRITE_WIDTH == 5) ? 10 : -1; // 1024x5
endmodule

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2019 Miodrag Milanovic <miodrag@symbioticeda.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
#include "kernel/sigtools.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
static SigBit get_bit_or_zero(const SigSpec &sig)
{
if (GetSize(sig) == 0)
return State::S0;
return sig[0];
}
static void fix_carry_chain(Module *module)
{
SigMap sigmap(module);
pool<SigBit> ci_bits;
dict<SigBit, SigBit> mapping_bits;
for (auto cell : module->cells())
{
if (cell->type == "\\EFX_ADD") {
SigBit bit_i0 = get_bit_or_zero(cell->getPort("\\I0"));
SigBit bit_i1 = get_bit_or_zero(cell->getPort("\\I1"));
if (bit_i0 == State::S0 && bit_i1== State::S0) {
SigBit bit_ci = get_bit_or_zero(cell->getPort("\\CI"));
SigBit bit_o = sigmap(cell->getPort("\\O"));
ci_bits.insert(bit_ci);
mapping_bits[bit_ci] = bit_o;
}
}
}
vector<Cell*> adders_to_fix_cells;
for (auto cell : module->cells())
{
if (cell->type == "\\EFX_ADD") {
SigBit bit_ci = get_bit_or_zero(cell->getPort("\\CI"));
SigBit bit_i0 = get_bit_or_zero(cell->getPort("\\I0"));
SigBit bit_i1 = get_bit_or_zero(cell->getPort("\\I1"));
SigBit canonical_bit = sigmap(bit_ci);
if (!ci_bits.count(canonical_bit))
continue;
if (bit_i0 == State::S0 && bit_i1== State::S0)
continue;
adders_to_fix_cells.push_back(cell);
log("Found %s cell named %s with invalid CI signal.\n", log_id(cell->type), log_id(cell));
}
}
for (auto cell : adders_to_fix_cells)
{
SigBit bit_ci = get_bit_or_zero(cell->getPort("\\CI"));
SigBit canonical_bit = sigmap(bit_ci);
auto bit = mapping_bits.at(canonical_bit);
log("Fixing %s cell named %s breaking carry chain.\n", log_id(cell->type), log_id(cell));
Cell *c = module->addCell(NEW_ID, "\\EFX_ADD");
SigBit new_bit = module->addWire(NEW_ID);
c->setParam("\\I0_POLARITY", State::S1);
c->setParam("\\I1_POLARITY", State::S1);
c->setPort("\\I0", bit);
c->setPort("\\I1", State::S1);
c->setPort("\\CI", State::S0);
c->setPort("\\CO", new_bit);
cell->setPort("\\CI", new_bit);
}
}
struct EfinixCarryFixPass : public Pass {
EfinixCarryFixPass() : Pass("efinix_fixcarry", "Efinix: fix carry chain") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" efinix_fixcarry [options] [selection]\n");
log("\n");
log("Add Efinix adders to fix carry chain if needed.\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
log_header(design, "Executing efinix_fixcarry pass (fix invalid carry chain).\n");
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
break;
}
extra_args(args, argidx, design);
Module *module = design->top_module();
if (module == nullptr)
log_cmd_error("No top module found.\n");
fix_carry_chain(module);
}
} EfinixCarryFixPass;
PRIVATE_NAMESPACE_END

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2019 Miodrag Milanovic <miodrag@symbioticeda.com>
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
#include "kernel/sigtools.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
static void handle_gbufs(Module *module)
{
SigMap sigmap(module);
pool<SigBit> clk_bits;
dict<SigBit, SigBit> rewrite_bits;
vector<pair<Cell*, SigBit>> pad_bits;
for (auto cell : module->cells())
{
if (cell->type == "\\EFX_FF") {
for (auto bit : sigmap(cell->getPort("\\CLK")))
clk_bits.insert(bit);
}
if (cell->type == "\\EFX_RAM_5K") {
for (auto bit : sigmap(cell->getPort("\\RCLK")))
clk_bits.insert(bit);
for (auto bit : sigmap(cell->getPort("\\WCLK")))
clk_bits.insert(bit);
}
}
for (auto wire : vector<Wire*>(module->wires()))
{
if (!wire->port_input)
continue;
for (int index = 0; index < GetSize(wire); index++)
{
SigBit bit(wire, index);
SigBit canonical_bit = sigmap(bit);
if (!clk_bits.count(canonical_bit))
continue;
Cell *c = module->addCell(NEW_ID, "\\EFX_GBUFCE");
SigBit new_bit = module->addWire(NEW_ID);
c->setParam("\\CE_POLARITY", State::S1);
c->setPort("\\O", new_bit);
c->setPort("\\CE", State::S1);
pad_bits.push_back(make_pair(c, bit));
rewrite_bits[canonical_bit] = new_bit;
log("Added %s cell %s for port bit %s.\n", log_id(c->type), log_id(c), log_signal(bit));
}
}
auto rewrite_function = [&](SigSpec &s) {
for (auto &bit : s) {
SigBit canonical_bit = sigmap(bit);
if (rewrite_bits.count(canonical_bit))
bit = rewrite_bits.at(canonical_bit);
}
};
module->rewrite_sigspecs(rewrite_function);
for (auto &it : pad_bits)
it.first->setPort("\\I", it.second);
}
struct EfinixGbufPass : public Pass {
EfinixGbufPass() : Pass("efinix_gbuf", "Efinix: insert global clock buffers") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" efinix_gbuf [options] [selection]\n");
log("\n");
log("Add Efinix global clock buffers to top module as needed.\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
log_header(design, "Executing efinix_gbuf pass (insert global clock buffers).\n");
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
break;
}
extra_args(args, argidx, design);
Module *module = design->top_module();
if (module == nullptr)
log_cmd_error("No top module found.\n");
handle_gbufs(module);
}
} EfinixGbufPass;
PRIVATE_NAMESPACE_END

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2019 Miodrag Milanovic <miodrag@symbioticeda.com>
* Copyright (C) 2019 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/register.h"
#include "kernel/celltypes.h"
#include "kernel/rtlil.h"
#include "kernel/log.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct SynthEfinixPass : public ScriptPass
{
SynthEfinixPass() : ScriptPass("synth_efinix", "synthesis for Efinix FPGAs") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" synth_efinix [options]\n");
log("\n");
log("This command runs synthesis for Efinix FPGAs.\n");
log("\n");
log(" -top <module>\n");
log(" use the specified module as top module\n");
log("\n");
log(" -edif <file>\n");
log(" write the design to the specified EDIF file. writing of an output file\n");
log(" is omitted if this parameter is not specified.\n");
log("\n");
log(" -json <file>\n");
log(" write the design to the specified JSON file. writing of an output file\n");
log(" is omitted if this parameter is not specified.\n");
log("\n");
log(" -run <from_label>:<to_label>\n");
log(" only run the commands between the labels (see below). an empty\n");
log(" from label is synonymous to 'begin', and empty to label is\n");
log(" synonymous to the end of the command list.\n");
log("\n");
log(" -noflatten\n");
log(" do not flatten design before synthesis\n");
log("\n");
log(" -retime\n");
log(" run 'abc' with -dff option\n");
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
help_script();
log("\n");
}
string top_opt, edif_file, json_file;
bool flatten, retime;
void clear_flags() YS_OVERRIDE
{
top_opt = "-auto-top";
edif_file = "";
json_file = "";
flatten = true;
retime = false;
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
string run_from, run_to;
clear_flags();
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
if (args[argidx] == "-top" && argidx+1 < args.size()) {
top_opt = "-top " + args[++argidx];
continue;
}
if (args[argidx] == "-edif" && argidx+1 < args.size()) {
edif_file = args[++argidx];
continue;
}
if (args[argidx] == "-json" && argidx+1 < args.size()) {
json_file = args[++argidx];
continue;
}
if (args[argidx] == "-run" && argidx+1 < args.size()) {
size_t pos = args[argidx+1].find(':');
if (pos == std::string::npos)
break;
run_from = args[++argidx].substr(0, pos);
run_to = args[argidx].substr(pos+1);
continue;
}
if (args[argidx] == "-noflatten") {
flatten = false;
continue;
}
if (args[argidx] == "-retime") {
retime = true;
continue;
}
break;
}
extra_args(args, argidx, design);
if (!design->full_selection())
log_cmd_error("This command only operates on fully selected designs!\n");
log_header(design, "Executing SYNTH_EFINIX pass.\n");
log_push();
run_script(design, run_from, run_to);
log_pop();
}
void script() YS_OVERRIDE
{
if (check_label("begin"))
{
run("read_verilog -lib +/efinix/cells_sim.v");
run(stringf("hierarchy -check %s", help_mode ? "-top <top>" : top_opt.c_str()));
}
if (flatten && check_label("flatten", "(unless -noflatten)"))
{
run("proc");
run("flatten");
run("tribuf -logic");
run("deminout");
}
if (check_label("coarse"))
{
run("synth -run coarse");
}
if (check_label("map_bram", "(skip if -nobram)"))
{
run("memory_bram -rules +/efinix/bram.txt");
run("techmap -map +/efinix/brams_map.v");
run("setundef -zero -params t:EFX_RAM_5K");
}
if (check_label("fine"))
{
run("opt -fast -mux_undef -undriven -fine");
run("memory_map");
run("opt -undriven -fine");
run("techmap -map +/techmap.v -map +/efinix/arith_map.v");
if (retime || help_mode)
run("abc -dff", "(only if -retime)");
}
if (check_label("map_ffs"))
{
run("dffsr2dff");
run("techmap -D NO_LUT -map +/efinix/cells_map.v");
run("dffinit -strinit SET RESET -ff AL_MAP_SEQ q REGSET -noreinit");
run("opt_expr -mux_undef");
run("simplemap");
}
if (check_label("map_luts"))
{
run("abc -lut 4");
run("clean");
}
if (check_label("map_cells"))
{
run("techmap -map +/efinix/cells_map.v");
run("clean");
}
if (check_label("map_gbuf"))
{
run("efinix_gbuf");
run("efinix_fixcarry");
run("clean");
}
if (check_label("check"))
{
run("hierarchy -check");
run("stat");
run("check -noinit");
}
if (check_label("edif"))
{
if (!edif_file.empty() || help_mode)
run(stringf("write_edif %s", help_mode ? "<file-name>" : edif_file.c_str()));
}
if (check_label("json"))
{
if (!json_file.empty() || help_mode)
run(stringf("write_json %s", help_mode ? "<file-name>" : json_file.c_str()));
}
}
} SynthEfinixPass;
PRIVATE_NAMESPACE_END

8
techlibs/ice40/abc_hx.box
View file

@ -3,11 +3,11 @@
# NB: Inputs/Outputs must be ordered alphabetically
# (with exceptions for carry in/out)
# Inputs: A B CI
# Inputs: A B I0 I3 CI
# Outputs: O CO
# (NB: carry chain input/output must be last
# input/output and have been moved there
# overriding the alphabetical ordering)
$__ICE40_FULL_ADDER 1 1 3 2
400 379 316
259 231 126
$__ICE40_CARRY_WRAPPER 1 1 5 2
400 379 449 316 316
259 231 - - 126

8
techlibs/ice40/abc_lp.box
View file

@ -3,11 +3,11 @@
# NB: Inputs/Outputs must be ordered alphabetically
# (with exceptions for carry in/out)
# Inputs: A B CI
# Inputs: A B I0 I3 CI
# Outputs: O CO
# (NB: carry chain input/output must be last
# input/output and have been moved there
# overriding the alphabetical ordering)
$__ICE40_FULL_ADDER 1 1 3 2
589 558 465
675 609 186
$__ICE40_CARRY_WRAPPER 1 1 5 2
589 558 661 465 465
675 609 - - 186

8
techlibs/ice40/abc_u.box
View file

@ -3,11 +3,11 @@
# NB: Inputs/Outputs must be ordered alphabetically
# (with exceptions for carry in/out)
# Inputs: A B CI
# Inputs: A B I0 I3 CI
# Outputs: O CO
# (NB: carry chain input/output must be last
# input/output and have been moved there
# overriding the alphabetical ordering)
$__ICE40_FULL_ADDER 1 1 3 2
1231 1205 874
675 609 278
$__ICE40_CARRY_WRAPPER 1 1 5 2
1231 1205 1285 874 874
675 609 - - 278

23
techlibs/ice40/cells_sim.v
View file

@ -142,13 +142,16 @@ module SB_CARRY (output CO, input I0, I1, CI);
endmodule
(* abc_box_id = 1, lib_whitebox *)
module \$__ICE40_FULL_ADDER (
(* abc_carry *) output CO,
module \$__ICE40_CARRY_WRAPPER (
(* abc_carry *)
output CO,
output O,
input A,
input B,
(* abc_carry *) input CI
input A, B,
(* abc_carry *)
input CI,
input I0, I3
);
parameter LUT = 0;
SB_CARRY carry (
.I0(A),
.I1(B),
@ -156,16 +159,12 @@ module \$__ICE40_FULL_ADDER (
.CO(CO)
);
SB_LUT4 #(
// I0: 1010 1010 1010 1010
// I1: 1100 1100 1100 1100
// I2: 1111 0000 1111 0000
// I3: 1111 1111 0000 0000
.LUT_INIT(16'b 0110_1001_1001_0110)
.LUT_INIT(LUT)
) adder (
.I0(1'b0),
.I0(I0),
.I1(A),
.I2(B),
.I3(CI),
.I3(I3),
.O(O)
);
endmodule

9
techlibs/ice40/ice40_opt.cc
View file

@ -84,7 +84,7 @@ static void run_ice40_opts(Module *module)
continue;
}
if (cell->type == "$__ICE40_FULL_ADDER")
if (cell->type == "$__ICE40_CARRY_WRAPPER")
{
SigSpec non_const_inputs, replacement_output;
int count_zeros = 0, count_ones = 0;
@ -114,16 +114,17 @@ static void run_ice40_opts(Module *module)
optimized_co.insert(sigmap(cell->getPort("\\CO")[0]));
module->connect(cell->getPort("\\CO")[0], replacement_output);
module->design->scratchpad_set_bool("opt.did_something", true);
log("Optimized $__ICE40_FULL_ADDER cell back to logic (without SB_CARRY) %s.%s: CO=%s\n",
log("Optimized $__ICE40_CARRY_WRAPPER cell back to logic (without SB_CARRY) %s.%s: CO=%s\n",
log_id(module), log_id(cell), log_signal(replacement_output));
cell->type = "$lut";
cell->setPort("\\A", { State::S0, inbit[0], inbit[1], inbit[2] });
cell->setPort("\\A", { cell->getPort("\\I0"), inbit[0], inbit[1], cell->getPort("\\I3") });
cell->setPort("\\Y", cell->getPort("\\O"));
cell->unsetPort("\\B");
cell->unsetPort("\\CI");
cell->unsetPort("\\I0");
cell->unsetPort("\\I3");
cell->unsetPort("\\CO");
cell->unsetPort("\\O");
cell->setParam("\\LUT", RTLIL::Const::from_string("0110100110010110"));
cell->setParam("\\WIDTH", 4);
}
continue;

103
techlibs/xilinx/cells_sim.v
View file

@ -29,24 +29,35 @@ module GND(output G);
assign G = 0;
endmodule
module IBUF(output O, input I);
module IBUF(
output O,
(* iopad_external_pin *)
input I);
parameter IOSTANDARD = "default";
parameter IBUF_LOW_PWR = 0;
assign O = I;
endmodule
module OBUF(output O, input I);
module OBUF(
(* iopad_external_pin *)
output O,
input I);
parameter IOSTANDARD = "default";
parameter DRIVE = 12;
parameter SLEW = "SLOW";
assign O = I;
endmodule
module BUFG(output O, input I);
module BUFG(
(* clkbuf_driver *)
output O,
input I);
assign O = I;
endmodule
module BUFGCTRL(
(* clkbuf_driver *)
output O,
input I0, input I1,
input S0, input S1,
@ -72,7 +83,11 @@ assign O = S0_true ? I0_internal : (S1_true ? I1_internal : INIT_OUT);
endmodule
module BUFHCE(output O, input I, input CE);
module BUFHCE(
(* clkbuf_driver *)
output O,
input I,
input CE);
parameter [0:0] INIT_OUT = 1'b0;
parameter CE_TYPE = "SYNC";
@ -183,9 +198,11 @@ endmodule
(* abc_box_id = 4, lib_whitebox *)
module CARRY4(
(* abc_carry *) output [3:0] CO,
(* abc_carry *)
output [3:0] CO,
output [3:0] O,
(* abc_carry *) input CI,
(* abc_carry *)
input CI,
input CYINIT,
input [3:0] DI, S
);
@ -219,7 +236,7 @@ endmodule
`endif
module FDRE (output reg Q, input C, CE, D, R);
module FDRE (output reg Q, (* clkbuf_sink *) input C, input CE, D, R);
parameter [0:0] INIT = 1'b0;
parameter [0:0] IS_C_INVERTED = 1'b0;
parameter [0:0] IS_D_INVERTED = 1'b0;
@ -231,7 +248,7 @@ module FDRE (output reg Q, input C, CE, D, R);
endcase endgenerate
endmodule
module FDSE (output reg Q, input C, CE, D, S);
module FDSE (output reg Q, (* clkbuf_sink *) input C, input CE, D, S);
parameter [0:0] INIT = 1'b1;
parameter [0:0] IS_C_INVERTED = 1'b0;
parameter [0:0] IS_D_INVERTED = 1'b0;
@ -243,7 +260,7 @@ module FDSE (output reg Q, input C, CE, D, S);
endcase endgenerate
endmodule
module FDCE (output reg Q, input C, CE, D, CLR);
module FDCE (output reg Q, (* clkbuf_sink *) input C, input CE, D, CLR);
parameter [0:0] INIT = 1'b0;
parameter [0:0] IS_C_INVERTED = 1'b0;
parameter [0:0] IS_D_INVERTED = 1'b0;
@ -257,7 +274,7 @@ module FDCE (output reg Q, input C, CE, D, CLR);
endcase endgenerate
endmodule
module FDPE (output reg Q, input C, CE, D, PRE);
module FDPE (output reg Q, (* clkbuf_sink *) input C, input CE, D, PRE);
parameter [0:0] INIT = 1'b1;
parameter [0:0] IS_C_INVERTED = 1'b0;
parameter [0:0] IS_D_INVERTED = 1'b0;
@ -271,25 +288,25 @@ module FDPE (output reg Q, input C, CE, D, PRE);
endcase endgenerate
endmodule
module FDRE_1 (output reg Q, input C, CE, D, R);
module FDRE_1 (output reg Q, (* clkbuf_sink *) input C, input CE, D, R);
parameter [0:0] INIT = 1'b0;
initial Q <= INIT;
always @(negedge C) if (R) Q <= 1'b0; else if(CE) Q <= D;
endmodule
module FDSE_1 (output reg Q, input C, CE, D, S);
module FDSE_1 (output reg Q, (* clkbuf_sink *) input C, input CE, D, S);
parameter [0:0] INIT = 1'b1;
initial Q <= INIT;
always @(negedge C) if (S) Q <= 1'b1; else if(CE) Q <= D;
endmodule
module FDCE_1 (output reg Q, input C, CE, D, CLR);
module FDCE_1 (output reg Q, (* clkbuf_sink *) input C, input CE, D, CLR);
parameter [0:0] INIT = 1'b0;
initial Q <= INIT;
always @(negedge C, posedge CLR) if (CLR) Q <= 1'b0; else if (CE) Q <= D;
endmodule
module FDPE_1 (output reg Q, input C, CE, D, PRE);
module FDPE_1 (output reg Q, (* clkbuf_sink *) input C, input CE, D, PRE);
parameter [0:0] INIT = 1'b1;
initial Q <= INIT;
always @(negedge C, posedge PRE) if (PRE) Q <= 1'b1; else if (CE) Q <= D;
@ -298,9 +315,12 @@ endmodule
(* abc_box_id = 5 *)
module RAM32X1D (
output DPO, SPO,
(* abc_scc_break *) input D,
(* abc_scc_break *)
input D,
(* clkbuf_sink *)
input WCLK,
(* abc_scc_break *) input WE,
(* abc_scc_break *)
input WE,
input A0, A1, A2, A3, A4,
input DPRA0, DPRA1, DPRA2, DPRA3, DPRA4
);
@ -318,9 +338,12 @@ endmodule
(* abc_box_id = 6 *)
module RAM64X1D (
output DPO, SPO,
(* abc_scc_break *) input D,
(* abc_scc_break *)
input D,
(* clkbuf_sink *)
input WCLK,
(* abc_scc_break *) input WE,
(* abc_scc_break *)
input WE,
input A0, A1, A2, A3, A4, A5,
input DPRA0, DPRA1, DPRA2, DPRA3, DPRA4, DPRA5
);
@ -338,9 +361,12 @@ endmodule
(* abc_box_id = 7 *)
module RAM128X1D (
output DPO, SPO,
(* abc_scc_break *) input D,
(* abc_scc_break *)
input D,
(* clkbuf_sink *)
input WCLK,
(* abc_scc_break *) input WE,
(* abc_scc_break *)
input WE,
input [6:0] A, DPRA
);
parameter INIT = 128'h0;
@ -354,7 +380,10 @@ endmodule
module SRL16E (
output Q,
input A0, A1, A2, A3, CE, CLK, D
input A0, A1, A2, A3, CE,
(* clkbuf_sink *)
input CLK,
input D
);
parameter [15:0] INIT = 16'h0000;
parameter [0:0] IS_CLK_INVERTED = 1'b0;
@ -366,7 +395,30 @@ module SRL16E (
always @(negedge CLK) if (CE) r <= { r[14:0], D };
end
else
always @(posedge CLK) if (CE) r <= { r[14:0], D };
always @(posedge CLK) if (CE) r <= { r[14:0], D };
endgenerate
endmodule
module SRLC16E (
output Q,
output Q15,
input A0, A1, A2, A3, CE,
(* clkbuf_sink *)
input CLK,
input D
);
parameter [15:0] INIT = 16'h0000;
parameter [0:0] IS_CLK_INVERTED = 1'b0;
reg [15:0] r = INIT;
assign Q15 = r[15];
assign Q = r[{A3,A2,A1,A0}];
generate
if (IS_CLK_INVERTED) begin
always @(negedge CLK) if (CE) r <= { r[14:0], D };
end
else
always @(posedge CLK) if (CE) r <= { r[14:0], D };
endgenerate
endmodule
@ -374,7 +426,10 @@ module SRLC32E (
output Q,
output Q31,
input [4:0] A,
input CE, CLK, D
input CE,
(* clkbuf_sink *)
input CLK,
input D
);
parameter [31:0] INIT = 32'h00000000;
parameter [0:0] IS_CLK_INVERTED = 1'b0;
@ -425,7 +480,7 @@ module DSP48E1 (
input CEINMODE,
input CEM,
input CEP,
input CLK,
(* clkbuf_sink *) input CLK,
input [24:0] D,
input [4:0] INMODE,
input MULTSIGNIN,

257
techlibs/xilinx/cells_xtra.py Normal file
View file

@ -0,0 +1,257 @@
#!/usr/bin/env python3
from argparse import ArgumentParser
from io import StringIO
from enum import Enum, auto
import os.path
import sys
class Cell:
def __init__(self, name, keep=False, port_attrs={}):
self.name = name
self.keep = keep
self.port_attrs = port_attrs
CELLS = [
# Design elements types listed in Xilinx UG953
Cell('BSCANE2', keep=True),
# Cell('BUFG', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFGCE', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFGCE_1', port_attrs={'O': ['clkbuf_driver']}),
#Cell('BUFGCTRL', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFGMUX', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFGMUX_1', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFGMUX_CTRL', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFH', port_attrs={'O': ['clkbuf_driver']}),
#Cell('BUFHCE', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFIO', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFMR', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFMRCE', port_attrs={'O': ['clkbuf_driver']}),
Cell('BUFR', port_attrs={'O': ['clkbuf_driver']}),
Cell('CAPTUREE2', keep=True),
# Cell('CARRY4'),
Cell('CFGLUT5', port_attrs={'CLK': ['clkbuf_sink']}),
Cell('DCIRESET', keep=True),
Cell('DNA_PORT'),
Cell('DSP48E1', port_attrs={'CLK': ['clkbuf_sink']}),
Cell('EFUSE_USR'),
# Cell('FDCE'),
# Cell('FDPE'),
# Cell('FDRE'),
# Cell('FDSE'),
Cell('FIFO18E1', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
Cell('FIFO36E1', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
Cell('FRAME_ECCE2'),
Cell('GTHE2_CHANNEL'),
Cell('GTHE2_COMMON'),
Cell('GTPE2_CHANNEL'),
Cell('GTPE2_COMMON'),
Cell('GTXE2_CHANNEL'),
Cell('GTXE2_COMMON'),
# Cell('IBUF', port_attrs={'I': ['iopad_external_pin']}),
Cell('IBUF_IBUFDISABLE', port_attrs={'I': ['iopad_external_pin']}),
Cell('IBUF_INTERMDISABLE', port_attrs={'I': ['iopad_external_pin']}),
Cell('IBUFDS', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFDS_DIFF_OUT', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFDS_DIFF_OUT_IBUFDISABLE', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFDS_DIFF_OUT_INTERMDISABLE', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFDS_GTE2', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFDS_IBUFDISABLE', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFDS_INTERMDISABLE', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFG', port_attrs={'I': ['iopad_external_pin']}),
Cell('IBUFGDS', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('IBUFGDS_DIFF_OUT', port_attrs={'I': ['iopad_external_pin'], 'IB': ['iopad_external_pin']}),
Cell('ICAPE2', keep=True),
Cell('IDDR', port_attrs={'C': ['clkbuf_sink']}),
Cell('IDDR_2CLK', port_attrs={'C': ['clkbuf_sink'], 'CB': ['clkbuf_sink']}),
Cell('IDELAYCTRL', keep=True, port_attrs={'REFCLK': ['clkbuf_sink']}),
Cell('IDELAYE2', port_attrs={'C': ['clkbuf_sink']}),
Cell('IN_FIFO', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
Cell('IOBUF', port_attrs={'IO': ['iopad_external_pin']}),
Cell('IOBUF_DCIEN', port_attrs={'IO': ['iopad_external_pin']}),
Cell('IOBUF_INTERMDISABLE', port_attrs={'IO': ['iopad_external_pin']}),
Cell('IOBUFDS', port_attrs={'IO': ['iopad_external_pin']}),
Cell('IOBUFDS_DCIEN', port_attrs={'IO': ['iopad_external_pin'], 'IOB': ['iopad_external_pin']}),
Cell('IOBUFDS_DIFF_OUT', port_attrs={'IO': ['iopad_external_pin'], 'IOB': ['iopad_external_pin']}),
Cell('IOBUFDS_DIFF_OUT_DCIEN', port_attrs={'IO': ['iopad_external_pin'], 'IOB': ['iopad_external_pin']}),
Cell('IOBUFDS_DIFF_OUT_INTERMDISABLE', port_attrs={'IO': ['iopad_external_pin'], 'IOB': ['iopad_external_pin']}),
Cell('ISERDESE2', port_attrs={
'CLK': ['clkbuf_sink'],
'CLKB': ['clkbuf_sink'],
'OCLK': ['clkbuf_sink'],
'OCLKB': ['clkbuf_sink'],
'CLKDIV': ['clkbuf_sink'],
'CLKDIVP': ['clkbuf_sink'],
}),
Cell('KEEPER'),
Cell('LDCE'),
Cell('LDPE'),
# Cell('LUT1'),
# Cell('LUT2'),
# Cell('LUT3'),
# Cell('LUT4'),
# Cell('LUT5'),
# Cell('LUT6'),
#Cell('LUT6_2'),
Cell('MMCME2_ADV'),
Cell('MMCME2_BASE'),
# Cell('MUXF7'),
# Cell('MUXF8'),
# Cell('OBUF', port_attrs={'O': ['iopad_external_pin']}),
Cell('OBUFDS', port_attrs={'O': ['iopad_external_pin'], 'OB': ['iopad_external_pin']}),
Cell('OBUFT', port_attrs={'O': ['iopad_external_pin']}),
Cell('OBUFTDS', port_attrs={'O': ['iopad_external_pin'], 'OB': ['iopad_external_pin']}),
Cell('ODDR', port_attrs={'C': ['clkbuf_sink']}),
Cell('ODELAYE2', port_attrs={'C': ['clkbuf_sink']}),
Cell('OSERDESE2', port_attrs={'CLK': ['clkbuf_sink'], 'CLKDIV': ['clkbuf_sink']}),
Cell('OUT_FIFO', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
Cell('PHASER_IN'),
Cell('PHASER_IN_PHY'),
Cell('PHASER_OUT'),
Cell('PHASER_OUT_PHY'),
Cell('PHASER_REF'),
Cell('PHY_CONTROL'),
Cell('PLLE2_ADV'),
Cell('PLLE2_BASE'),
Cell('PS7', keep=True),
Cell('PULLDOWN'),
Cell('PULLUP'),
#Cell('RAM128X1D', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM128X1S', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM256X1S', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM32M', port_attrs={'WCLK': ['clkbuf_sink']}),
#Cell('RAM32X1D', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM32X1S', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM32X1S_1', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM32X2S', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM64M', port_attrs={'WCLK': ['clkbuf_sink']}),
#Cell('RAM64X1D', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM64X1S', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM64X1S_1', port_attrs={'WCLK': ['clkbuf_sink']}),
Cell('RAM64X2S', port_attrs={'WCLK': ['clkbuf_sink']}),
# Cell('RAMB18E1', port_attrs={'CLKARDCLK': ['clkbuf_sink'], 'CLKBWRCLK': ['clkbuf_sink']}),
# Cell('RAMB36E1', port_attrs={'CLKARDCLK': ['clkbuf_sink'], 'CLKBWRCLK': ['clkbuf_sink']}),
Cell('ROM128X1'),
Cell('ROM256X1'),
Cell('ROM32X1'),
Cell('ROM64X1'),
#Cell('SRL16E', port_attrs={'CLK': ['clkbuf_sink']}),
#Cell('SRLC32E', port_attrs={'CLK': ['clkbuf_sink']}),
Cell('STARTUPE2', keep=True),
Cell('USR_ACCESSE2'),
Cell('XADC'),
]
class State(Enum):
OUTSIDE = auto()
IN_MODULE = auto()
IN_OTHER_MODULE = auto()
IN_FUNCTION = auto()
IN_TASK = auto()
def xtract_cell_decl(cell, dirs, outf):
for dir in dirs:
fname = os.path.join(dir, cell.name + '.v')
try:
with open(fname) as f:
state = State.OUTSIDE
found = False
# Probably the most horrible Verilog "parser" ever written.
for l in f:
l = l.partition('//')[0]
l = l.strip()
if l == 'module {}'.format(cell.name) or l.startswith('module {} '.format(cell.name)):
if found:
print('Multiple modules in {}.'.format(fname))
sys.exit(1)
elif state != State.OUTSIDE:
print('Nested modules in {}.'.format(fname))
sys.exit(1)
found = True
state = State.IN_MODULE
if cell.keep:
outf.write('(* keep *)\n')
outf.write('module {} (...);\n'.format(cell.name))
elif l.startswith('module '):
if state != State.OUTSIDE:
print('Nested modules in {}.'.format(fname))
sys.exit(1)
state = State.IN_OTHER_MODULE
elif l.startswith('task '):
if state == State.IN_MODULE:
state = State.IN_TASK
elif l.startswith('function '):
if state == State.IN_MODULE:
state = State.IN_FUNCTION
elif l == 'endtask':
if state == State.IN_TASK:
state = State.IN_MODULE
elif l == 'endfunction':
if state == State.IN_FUNCTION:
state = State.IN_MODULE
elif l == 'endmodule':
if state == State.IN_MODULE:
outf.write(l + '\n')
outf.write('\n')
elif state != State.IN_OTHER_MODULE:
print('endmodule in weird place in {}.'.format(cell.name, fname))
sys.exit(1)
state = State.OUTSIDE
elif l.startswith(('input ', 'output ', 'inout ')) and state == State.IN_MODULE:
if l.endswith((';', ',')):
l = l[:-1]
if ';' in l:
print('Weird port line in {} [{}].'.format(fname, l))
sys.exit(1)
kind, _, ports = l.partition(' ')
for port in ports.split(','):
port = port.strip()
for attr in cell.port_attrs.get(port, []):
outf.write(' (* {} *)\n'.format(attr))
outf.write(' {} {};\n'.format(kind, port))
elif l.startswith('parameter ') and state == State.IN_MODULE:
if 'UNPLACED' in l:
continue
if l.endswith((';', ',')):
l = l[:-1]
while ' ' in l:
l = l.replace(' ', ' ')
if ';' in l:
print('Weird parameter line in {} [{}].'.format(fname, l))
sys.exit(1)
outf.write(' {};\n'.format(l))
if state != State.OUTSIDE:
print('endmodule not found in {}.'.format(fname))
sys.exit(1)
if not found:
print('Cannot find module {} in {}.'.format(cell.name, fname))
sys.exit(1)
return
except FileNotFoundError:
continue
print('Cannot find {}.'.format(cell.name))
sys.exit(1)
if __name__ == '__main__':
parser = ArgumentParser(description='Extract Xilinx blackbox cell definitions from Vivado.')
parser.add_argument('vivado_dir', nargs='?', default='/opt/Xilinx/Vivado/2018.1')
args = parser.parse_args()
dirs = [
os.path.join(args.vivado_dir, 'data/verilog/src/xeclib'),
os.path.join(args.vivado_dir, 'data/verilog/src/retarget'),
]
for dir in dirs:
if not os.path.isdir(dir):
print('{} is not a directory'.format(dir))
out = StringIO()
for cell in CELLS:
xtract_cell_decl(cell, dirs, out)
with open('cells_xtra.v', 'w') as f:
f.write('// Created by cells_xtra.py from Xilinx models\n')
f.write('\n')
f.write(out.getvalue())

147
techlibs/xilinx/cells_xtra.sh
View file

@ -1,147 +0,0 @@
#!/bin/bash
set -e
libdir="/opt/Xilinx/Vivado/2018.1/data/verilog/src"
function xtract_cell_decl()
{
for dir in $libdir/xeclib $libdir/retarget; do
[ -f $dir/$1.v ] || continue
[ -z "$2" ] || echo $2
egrep '^\s*((end)?module|parameter|input|inout|output|(end)?function|(end)?task)' $dir/$1.v |
sed -re '/UNPLACED/ d; /^\s*function/,/endfunction/ d; /^\s*task/,/endtask/ d;
s,//.*,,; s/#?\(.*/(...);/; s/^(input|output|parameter)/ \1/;
s/\s+$//; s/,$/;/; /input|output|parameter/ s/[^;]$/&;/; s/\s+/ /g;
s/^ ((end)?module)/\1/; s/^ / /; /module.*_bb/,/endmodule/ d;'
echo; return
done
echo "Can't find $1."
exit 1
}
{
echo "// Created by cells_xtra.sh from Xilinx models"
echo
# Design elements types listed in Xilinx UG953
xtract_cell_decl BSCANE2
# xtract_cell_decl BUFG
xtract_cell_decl BUFGCE
xtract_cell_decl BUFGCE_1
#xtract_cell_decl BUFGCTRL
xtract_cell_decl BUFGMUX
xtract_cell_decl BUFGMUX_1
xtract_cell_decl BUFGMUX_CTRL
xtract_cell_decl BUFH
#xtract_cell_decl BUFHCE
xtract_cell_decl BUFIO
xtract_cell_decl BUFMR
xtract_cell_decl BUFMRCE
xtract_cell_decl BUFR
xtract_cell_decl CAPTUREE2 "(* keep *)"
# xtract_cell_decl CARRY4
xtract_cell_decl CFGLUT5
xtract_cell_decl DCIRESET "(* keep *)"
xtract_cell_decl DNA_PORT
xtract_cell_decl DSP48E1
xtract_cell_decl EFUSE_USR
# xtract_cell_decl FDCE
# xtract_cell_decl FDPE
# xtract_cell_decl FDRE
# xtract_cell_decl FDSE
xtract_cell_decl FIFO18E1
xtract_cell_decl FIFO36E1
xtract_cell_decl FRAME_ECCE2
xtract_cell_decl GTHE2_CHANNEL
xtract_cell_decl GTHE2_COMMON
xtract_cell_decl GTPE2_CHANNEL
xtract_cell_decl GTPE2_COMMON
xtract_cell_decl GTXE2_CHANNEL
xtract_cell_decl GTXE2_COMMON
# xtract_cell_decl IBUF
xtract_cell_decl IBUF_IBUFDISABLE
xtract_cell_decl IBUF_INTERMDISABLE
xtract_cell_decl IBUFDS
xtract_cell_decl IBUFDS_DIFF_OUT
xtract_cell_decl IBUFDS_DIFF_OUT_IBUFDISABLE
xtract_cell_decl IBUFDS_DIFF_OUT_INTERMDISABLE
xtract_cell_decl IBUFDS_GTE2
xtract_cell_decl IBUFDS_IBUFDISABLE
xtract_cell_decl IBUFDS_INTERMDISABLE
xtract_cell_decl ICAPE2 "(* keep *)"
xtract_cell_decl IDDR
xtract_cell_decl IDDR_2CLK
xtract_cell_decl IDELAYCTRL "(* keep *)"
xtract_cell_decl IDELAYE2
xtract_cell_decl IN_FIFO
xtract_cell_decl IOBUF
xtract_cell_decl IOBUF_DCIEN
xtract_cell_decl IOBUF_INTERMDISABLE
xtract_cell_decl IOBUFDS
xtract_cell_decl IOBUFDS_DCIEN
xtract_cell_decl IOBUFDS_DIFF_OUT
xtract_cell_decl IOBUFDS_DIFF_OUT_DCIEN
xtract_cell_decl IOBUFDS_DIFF_OUT_INTERMDISABLE
xtract_cell_decl ISERDESE2
xtract_cell_decl KEEPER
xtract_cell_decl LDCE
xtract_cell_decl LDPE
# xtract_cell_decl LUT1
# xtract_cell_decl LUT2
# xtract_cell_decl LUT3
# xtract_cell_decl LUT4
# xtract_cell_decl LUT5
# xtract_cell_decl LUT6
#xtract_cell_decl LUT6_2
xtract_cell_decl MMCME2_ADV
xtract_cell_decl MMCME2_BASE
# xtract_cell_decl MUXF7
# xtract_cell_decl MUXF8
# xtract_cell_decl OBUF
xtract_cell_decl OBUFDS
xtract_cell_decl OBUFT
xtract_cell_decl OBUFTDS
xtract_cell_decl ODDR
xtract_cell_decl ODELAYE2
xtract_cell_decl OSERDESE2
xtract_cell_decl OUT_FIFO
xtract_cell_decl PHASER_IN
xtract_cell_decl PHASER_IN_PHY
xtract_cell_decl PHASER_OUT
xtract_cell_decl PHASER_OUT_PHY
xtract_cell_decl PHASER_REF
xtract_cell_decl PHY_CONTROL
xtract_cell_decl PLLE2_ADV
xtract_cell_decl PLLE2_BASE
xtract_cell_decl PS7 "(* keep *)"
xtract_cell_decl PULLDOWN
xtract_cell_decl PULLUP
#xtract_cell_decl RAM128X1D
xtract_cell_decl RAM128X1S
xtract_cell_decl RAM256X1S
xtract_cell_decl RAM32M
#xtract_cell_decl RAM32X1D
xtract_cell_decl RAM32X1S
xtract_cell_decl RAM32X1S_1
xtract_cell_decl RAM32X2S
xtract_cell_decl RAM64M
#xtract_cell_decl RAM64X1D
xtract_cell_decl RAM64X1S
xtract_cell_decl RAM64X1S_1
xtract_cell_decl RAM64X2S
# xtract_cell_decl RAMB18E1
# xtract_cell_decl RAMB36E1
xtract_cell_decl ROM128X1
xtract_cell_decl ROM256X1
xtract_cell_decl ROM32X1
xtract_cell_decl ROM64X1
#xtract_cell_decl SRL16E
#xtract_cell_decl SRLC32E
xtract_cell_decl STARTUPE2 "(* keep *)"
xtract_cell_decl USR_ACCESSE2
xtract_cell_decl XADC
} > cells_xtra.new
mv cells_xtra.new cells_xtra.v
exit 0

288
techlibs/xilinx/cells_xtra.v
View file

@ -1,5 +1,6 @@
// Created by cells_xtra.sh from Xilinx models
// Created by cells_xtra.py from Xilinx models
(* keep *)
module BSCANE2 (...);
parameter DISABLE_JTAG = "FALSE";
parameter integer JTAG_CHAIN = 1;
@ -20,29 +21,39 @@ module BUFGCE (...);
parameter CE_TYPE = "SYNC";
parameter [0:0] IS_CE_INVERTED = 1'b0;
parameter [0:0] IS_I_INVERTED = 1'b0;
(* clkbuf_driver *)
output O;
input CE;
input I;
endmodule
module BUFGCE_1 (...);
(* clkbuf_driver *)
output O;
input CE, I;
input CE;
input I;
endmodule
module BUFGMUX (...);
parameter CLK_SEL_TYPE = "SYNC";
(* clkbuf_driver *)
output O;
input I0, I1, S;
input I0;
input I1;
input S;
endmodule
module BUFGMUX_1 (...);
parameter CLK_SEL_TYPE = "SYNC";
(* clkbuf_driver *)
output O;
input I0, I1, S;
input I0;
input I1;
input S;
endmodule
module BUFGMUX_CTRL (...);
(* clkbuf_driver *)
output O;
input I0;
input I1;
@ -50,16 +61,19 @@ module BUFGMUX_CTRL (...);
endmodule
module BUFH (...);
(* clkbuf_driver *)
output O;
input I;
endmodule
module BUFIO (...);
(* clkbuf_driver *)
output O;
input I;
endmodule
module BUFMR (...);
(* clkbuf_driver *)
output O;
input I;
endmodule
@ -68,12 +82,14 @@ module BUFMRCE (...);
parameter CE_TYPE = "SYNC";
parameter integer INIT_OUT = 0;
parameter [0:0] IS_CE_INVERTED = 1'b0;
(* clkbuf_driver *)
output O;
input CE;
input I;
endmodule
module BUFR (...);
(* clkbuf_driver *)
output O;
input CE;
input CLR;
@ -95,8 +111,15 @@ module CFGLUT5 (...);
output CDO;
output O5;
output O6;
input I4, I3, I2, I1, I0;
input CDI, CE, CLK;
input I4;
input I3;
input I2;
input I1;
input I0;
input CDI;
input CE;
(* clkbuf_sink *)
input CLK;
endmodule
(* keep *)
@ -108,7 +131,10 @@ endmodule
module DNA_PORT (...);
parameter [56:0] SIM_DNA_VALUE = 57'h0;
output DOUT;
input CLK, DIN, READ, SHIFT;
input CLK;
input DIN;
input READ;
input SHIFT;
endmodule
module EFUSE_USR (...);
@ -145,11 +171,13 @@ module FIFO18E1 (...);
output WRERR;
input [31:0] DI;
input [3:0] DIP;
(* clkbuf_sink *)
input RDCLK;
input RDEN;
input REGCE;
input RST;
input RSTREG;
(* clkbuf_sink *)
input WRCLK;
input WREN;
endmodule
@ -190,11 +218,13 @@ module FIFO36E1 (...);
input [7:0] DIP;
input INJECTDBITERR;
input INJECTSBITERR;
(* clkbuf_sink *)
input RDCLK;
input RDEN;
input REGCE;
input RST;
input RSTREG;
(* clkbuf_sink *)
input WRCLK;
input WREN;
endmodule
@ -1887,6 +1917,7 @@ module IBUF_IBUFDISABLE (...);
parameter SIM_DEVICE = "7SERIES";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
input I;
input IBUFDISABLE;
endmodule
@ -1897,6 +1928,7 @@ module IBUF_INTERMDISABLE (...);
parameter SIM_DEVICE = "7SERIES";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
input I;
input IBUFDISABLE;
input INTERMDISABLE;
@ -1911,7 +1943,10 @@ module IBUFDS (...);
parameter IFD_DELAY_VALUE = "AUTO";
parameter IOSTANDARD = "DEFAULT";
output O;
input I, IB;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
endmodule
module IBUFDS_DIFF_OUT (...);
@ -1919,8 +1954,12 @@ module IBUFDS_DIFF_OUT (...);
parameter DQS_BIAS = "FALSE";
parameter IBUF_LOW_PWR = "TRUE";
parameter IOSTANDARD = "DEFAULT";
output O, OB;
input I, IB;
output O;
output OB;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
endmodule
module IBUFDS_DIFF_OUT_IBUFDISABLE (...);
@ -1932,7 +1971,9 @@ module IBUFDS_DIFF_OUT_IBUFDISABLE (...);
parameter USE_IBUFDISABLE = "TRUE";
output O;
output OB;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
input IBUFDISABLE;
endmodule
@ -1946,7 +1987,9 @@ module IBUFDS_DIFF_OUT_INTERMDISABLE (...);
parameter USE_IBUFDISABLE = "TRUE";
output O;
output OB;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
input IBUFDISABLE;
input INTERMDISABLE;
@ -1959,7 +2002,9 @@ module IBUFDS_GTE2 (...);
output O;
output ODIV2;
input CEB;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
endmodule
@ -1971,7 +2016,9 @@ module IBUFDS_IBUFDISABLE (...);
parameter SIM_DEVICE = "7SERIES";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
input IBUFDISABLE;
endmodule
@ -1984,12 +2031,50 @@ module IBUFDS_INTERMDISABLE (...);
parameter SIM_DEVICE = "7SERIES";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
input IBUFDISABLE;
input INTERMDISABLE;
endmodule
module IBUFG (...);
parameter CAPACITANCE = "DONT_CARE";
parameter IBUF_DELAY_VALUE = "0";
parameter IBUF_LOW_PWR = "TRUE";
parameter IOSTANDARD = "DEFAULT";
output O;
(* iopad_external_pin *)
input I;
endmodule
module IBUFGDS (...);
parameter CAPACITANCE = "DONT_CARE";
parameter DIFF_TERM = "FALSE";
parameter IBUF_DELAY_VALUE = "0";
parameter IBUF_LOW_PWR = "TRUE";
parameter IOSTANDARD = "DEFAULT";
output O;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
endmodule
module IBUFGDS_DIFF_OUT (...);
parameter DIFF_TERM = "FALSE";
parameter DQS_BIAS = "FALSE";
parameter IBUF_LOW_PWR = "TRUE";
parameter IOSTANDARD = "DEFAULT";
output O;
output OB;
(* iopad_external_pin *)
input I;
(* iopad_external_pin *)
input IB;
endmodule
(* keep *)
module ICAPE2 (...);
parameter [31:0] DEVICE_ID = 32'h04244093;
@ -2013,6 +2098,7 @@ module IDDR (...);
parameter XON = "TRUE";
output Q1;
output Q2;
(* clkbuf_sink *)
input C;
input CE;
input D;
@ -2030,7 +2116,9 @@ module IDDR_2CLK (...);
parameter SRTYPE = "SYNC";
output Q1;
output Q2;
(* clkbuf_sink *)
input C;
(* clkbuf_sink *)
input CB;
input CE;
input D;
@ -2042,6 +2130,7 @@ endmodule
module IDELAYCTRL (...);
parameter SIM_DEVICE = "7SERIES";
output RDY;
(* clkbuf_sink *)
input REFCLK;
input RST;
endmodule
@ -2061,6 +2150,7 @@ module IDELAYE2 (...);
parameter integer SIM_DELAY_D = 0;
output [4:0] CNTVALUEOUT;
output DATAOUT;
(* clkbuf_sink *)
input C;
input CE;
input CINVCTRL;
@ -2092,9 +2182,11 @@ module IN_FIFO (...);
output [7:0] Q7;
output [7:0] Q8;
output [7:0] Q9;
(* clkbuf_sink *)
input RDCLK;
input RDEN;
input RESET;
(* clkbuf_sink *)
input WRCLK;
input WREN;
input [3:0] D0;
@ -2115,8 +2207,10 @@ module IOBUF (...);
parameter IOSTANDARD = "DEFAULT";
parameter SLEW = "SLOW";
output O;
(* iopad_external_pin *)
inout IO;
input I, T;
input I;
input T;
endmodule
module IOBUF_DCIEN (...);
@ -2127,6 +2221,7 @@ module IOBUF_DCIEN (...);
parameter SLEW = "SLOW";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
inout IO;
input DCITERMDISABLE;
input I;
@ -2142,6 +2237,7 @@ module IOBUF_INTERMDISABLE (...);
parameter SLEW = "SLOW";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
inout IO;
input I;
input IBUFDISABLE;
@ -2156,8 +2252,11 @@ module IOBUFDS (...);
parameter IOSTANDARD = "DEFAULT";
parameter SLEW = "SLOW";
output O;
inout IO, IOB;
input I, T;
(* iopad_external_pin *)
inout IO;
inout IOB;
input I;
input T;
endmodule
module IOBUFDS_DCIEN (...);
@ -2169,7 +2268,9 @@ module IOBUFDS_DCIEN (...);
parameter SLEW = "SLOW";
parameter USE_IBUFDISABLE = "TRUE";
output O;
(* iopad_external_pin *)
inout IO;
(* iopad_external_pin *)
inout IOB;
input DCITERMDISABLE;
input I;
@ -2184,7 +2285,9 @@ module IOBUFDS_DIFF_OUT (...);
parameter IOSTANDARD = "DEFAULT";
output O;
output OB;
(* iopad_external_pin *)
inout IO;
(* iopad_external_pin *)
inout IOB;
input I;
input TM;
@ -2200,7 +2303,9 @@ module IOBUFDS_DIFF_OUT_DCIEN (...);
parameter USE_IBUFDISABLE = "TRUE";
output O;
output OB;
(* iopad_external_pin *)
inout IO;
(* iopad_external_pin *)
inout IOB;
input DCITERMDISABLE;
input I;
@ -2218,7 +2323,9 @@ module IOBUFDS_DIFF_OUT_INTERMDISABLE (...);
parameter USE_IBUFDISABLE = "TRUE";
output O;
output OB;
(* iopad_external_pin *)
inout IO;
(* iopad_external_pin *)
inout IOB;
input I;
input IBUFDISABLE;
@ -2266,15 +2373,21 @@ module ISERDESE2 (...);
input BITSLIP;
input CE1;
input CE2;
(* clkbuf_sink *)
input CLK;
(* clkbuf_sink *)
input CLKB;
(* clkbuf_sink *)
input CLKDIV;
(* clkbuf_sink *)
input CLKDIVP;
input D;
input DDLY;
input DYNCLKDIVSEL;
input DYNCLKSEL;
(* clkbuf_sink *)
input OCLK;
(* clkbuf_sink *)
input OCLKB;
input OFB;
input RST;
@ -2293,7 +2406,10 @@ module LDCE (...);
parameter MSGON = "TRUE";
parameter XON = "TRUE";
output Q;
input CLR, D, G, GE;
input CLR;
input D;
input G;
input GE;
endmodule
module LDPE (...);
@ -2303,7 +2419,10 @@ module LDPE (...);
parameter MSGON = "TRUE";
parameter XON = "TRUE";
output Q;
input D, G, GE, PRE;
input D;
input G;
input GE;
input PRE;
endmodule
module MMCME2_ADV (...);
@ -2451,7 +2570,10 @@ module OBUFDS (...);
parameter CAPACITANCE = "DONT_CARE";
parameter IOSTANDARD = "DEFAULT";
parameter SLEW = "SLOW";
output O, OB;
(* iopad_external_pin *)
output O;
(* iopad_external_pin *)
output OB;
input I;
endmodule
@ -2460,20 +2582,27 @@ module OBUFT (...);
parameter integer DRIVE = 12;
parameter IOSTANDARD = "DEFAULT";
parameter SLEW = "SLOW";
(* iopad_external_pin *)
output O;
input I, T;
input I;
input T;
endmodule
module OBUFTDS (...);
parameter CAPACITANCE = "DONT_CARE";
parameter IOSTANDARD = "DEFAULT";
parameter SLEW = "SLOW";
output O, OB;
input I, T;
(* iopad_external_pin *)
output O;
(* iopad_external_pin *)
output OB;
input I;
input T;
endmodule
module ODDR (...);
output Q;
(* clkbuf_sink *)
input C;
input CE;
input D1;
@ -2504,6 +2633,7 @@ module ODELAYE2 (...);
parameter integer SIM_DELAY_D = 0;
output [4:0] CNTVALUEOUT;
output DATAOUT;
(* clkbuf_sink *)
input C;
input CE;
input CINVCTRL;
@ -2549,7 +2679,9 @@ module OSERDESE2 (...);
output TBYTEOUT;
output TFB;
output TQ;
(* clkbuf_sink *)
input CLK;
(* clkbuf_sink *)
input CLKDIV;
input D1;
input D2;
@ -2591,9 +2723,11 @@ module OUT_FIFO (...);
output [3:0] Q9;
output [7:0] Q5;
output [7:0] Q6;
(* clkbuf_sink *)
input RDCLK;
input RDEN;
input RESET;
(* clkbuf_sink *)
input WRCLK;
input WREN;
input [7:0] D0;
@ -3577,7 +3711,17 @@ module RAM128X1S (...);
parameter [127:0] INIT = 128'h00000000000000000000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O;
input A0, A1, A2, A3, A4, A5, A6, D, WCLK, WE;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
input A6;
input D;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module RAM256X1S (...);
@ -3586,6 +3730,7 @@ module RAM256X1S (...);
output O;
input [7:0] A;
input D;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
@ -3608,6 +3753,7 @@ module RAM32M (...);
input [1:0] DIB;
input [1:0] DIC;
input [1:0] DID;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
@ -3616,22 +3762,48 @@ module RAM32X1S (...);
parameter [31:0] INIT = 32'h00000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O;
input A0, A1, A2, A3, A4, D, WCLK, WE;
input A0;
input A1;
input A2;
input A3;
input A4;
input D;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module RAM32X1S_1 (...);
parameter [31:0] INIT = 32'h00000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O;
input A0, A1, A2, A3, A4, D, WCLK, WE;
input A0;
input A1;
input A2;
input A3;
input A4;
input D;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module RAM32X2S (...);
parameter [31:0] INIT_00 = 32'h00000000;
parameter [31:0] INIT_01 = 32'h00000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O0, O1;
input A0, A1, A2, A3, A4, D0, D1, WCLK, WE;
output O0;
output O1;
input A0;
input A1;
input A2;
input A3;
input A4;
input D0;
input D1;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module RAM64M (...);
@ -3652,6 +3824,7 @@ module RAM64M (...);
input DIB;
input DIC;
input DID;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
@ -3660,46 +3833,97 @@ module RAM64X1S (...);
parameter [63:0] INIT = 64'h0000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O;
input A0, A1, A2, A3, A4, A5, D, WCLK, WE;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
input D;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module RAM64X1S_1 (...);
parameter [63:0] INIT = 64'h0000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O;
input A0, A1, A2, A3, A4, A5, D, WCLK, WE;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
input D;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module RAM64X2S (...);
parameter [63:0] INIT_00 = 64'h0000000000000000;
parameter [63:0] INIT_01 = 64'h0000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output O0, O1;
input A0, A1, A2, A3, A4, A5, D0, D1, WCLK, WE;
output O0;
output O1;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
input D0;
input D1;
(* clkbuf_sink *)
input WCLK;
input WE;
endmodule
module ROM128X1 (...);
parameter [127:0] INIT = 128'h00000000000000000000000000000000;
output O;
input A0, A1, A2, A3, A4, A5, A6;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
input A6;
endmodule
module ROM256X1 (...);
parameter [255:0] INIT = 256'h0000000000000000000000000000000000000000000000000000000000000000;
output O;
input A0, A1, A2, A3, A4, A5, A6, A7;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
input A6;
input A7;
endmodule
module ROM32X1 (...);
parameter [31:0] INIT = 32'h00000000;
output O;
input A0, A1, A2, A3, A4;
input A0;
input A1;
input A2;
input A3;
input A4;
endmodule
module ROM64X1 (...);
parameter [63:0] INIT = 64'h0000000000000000;
output O;
input A0, A1, A2, A3, A4, A5;
input A0;
input A1;
input A2;
input A3;
input A4;
input A5;
endmodule
(* keep *)

53
techlibs/xilinx/synth_xilinx.cc
View file

@ -63,6 +63,9 @@ struct SynthXilinxPass : public ScriptPass
log(" generate an output netlist (and BLIF file) suitable for VPR\n");
log(" (this feature is experimental and incomplete)\n");
log("\n");
log(" -ise\n");
log(" generate an output netlist suitable for ISE (enables -iopad)\n");
log("\n");
log(" -nobram\n");
log(" do not use block RAM cells in output netlist\n");
log("\n");
@ -80,6 +83,14 @@ struct SynthXilinxPass : public ScriptPass
log("\n");
log(" -nodsp\n");
log(" do not use DSP48E1s to implement multipliers and associated logic\n");
log(" -iopad\n");
log(" enable I/O buffer insertion (selected automatically by -ise)\n");
log("\n");
log(" -noiopad\n");
log(" disable I/O buffer insertion (only useful with -ise)\n");
log("\n");
log(" -noclkbuf\n");
log(" disable automatic clock buffer insertion\n");
log("\n");
log(" -widemux <int>\n");
log(" enable inference of hard multiplexer resources (MUXF[78]) for muxes at or\n");
@ -107,7 +118,8 @@ struct SynthXilinxPass : public ScriptPass
}
std::string top_opt, edif_file, blif_file, family;
bool flatten, retime, vpr, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp, abc9;
bool flatten, retime, vpr, ise, iopad, noiopad, noclkbuf, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp, abc9;
bool flatten_before_abc;
int widemux;
void clear_flags() YS_OVERRIDE
@ -119,6 +131,10 @@ struct SynthXilinxPass : public ScriptPass
flatten = false;
retime = false;
vpr = false;
ise = false;
iopad = false;
noiopad = false;
noclkbuf = false;
nocarry = false;
nobram = false;
nolutram = false;
@ -127,6 +143,7 @@ struct SynthXilinxPass : public ScriptPass
nowidelut = false;
nodsp = false;
abc9 = false;
flatten_before_abc = false;
widemux = 0;
}
@ -166,6 +183,10 @@ struct SynthXilinxPass : public ScriptPass
flatten = true;
continue;
}
if (args[argidx] == "-flatten_before_abc") {
flatten_before_abc = true;
continue;
}
if (args[argidx] == "-retime") {
retime = true;
continue;
@ -182,6 +203,22 @@ struct SynthXilinxPass : public ScriptPass
vpr = true;
continue;
}
if (args[argidx] == "-ise") {
ise = true;
continue;
}
if (args[argidx] == "-iopad") {
iopad = true;
continue;
}
if (args[argidx] == "-noiopad") {
noiopad = true;
continue;
}
if (args[argidx] == "-noclkbuf") {
noclkbuf = true;
continue;
}
if (args[argidx] == "-nocarry") {
nocarry = true;
continue;
@ -407,6 +444,8 @@ struct SynthXilinxPass : public ScriptPass
if (check_label("map_luts")) {
run("opt_expr -mux_undef");
if (flatten_before_abc)
run("flatten");
if (help_mode)
run("abc -luts 2:2,3,6:5[,10,20] [-dff]", "(option for 'nowidelut', option for '-retime')");
else if (abc9) {
@ -435,6 +474,18 @@ struct SynthXilinxPass : public ScriptPass
run("clean");
}
if (check_label("finalize")) {
bool do_iopad = iopad || (ise && !noiopad);
if (help_mode || !noclkbuf) {
if (help_mode || do_iopad)
run("clkbufmap -buf BUFG O:I -inpad IBUFG O:I", "(skip if '-noclkbuf', '-inpad' passed if '-iopad' or '-ise' and not '-noiopad')");
else
run("clkbufmap -buf BUFG O:I");
}
if (do_iopad)
run("iopadmap -bits -outpad OBUF I:O -inpad IBUF O:I A:top", "(only if '-iopad' or '-ise' and not '-noiopad')");
}
if (check_label("check")) {
run("hierarchy -check");
run("stat -tech xilinx");

4
techlibs/xilinx/xc6s_brams_bb.v
View file

@ -1,5 +1,7 @@
module RAMB8BWER (
(* clkbuf_sink *)
input CLKAWRCLK,
(* clkbuf_sink *)
input CLKBRDCLK,
input ENAWREN,
input ENBRDEN,
@ -87,7 +89,9 @@ module RAMB8BWER (
endmodule
module RAMB16BWER (
(* clkbuf_sink *)
input CLKA,
(* clkbuf_sink *)
input CLKB,
input ENA,
input ENB,

4
techlibs/xilinx/xc7_brams_bb.v
View file

@ -1,5 +1,7 @@
module RAMB18E1 (
(* clkbuf_sink *)
input CLKARDCLK,
(* clkbuf_sink *)
input CLKBWRCLK,
input ENARDEN,
input ENBWREN,
@ -123,7 +125,9 @@ module RAMB18E1 (
endmodule
module RAMB36E1 (
(* clkbuf_sink *)
input CLKARDCLK,
(* clkbuf_sink *)
input CLKBWRCLK,
input ENARDEN,
input ENBWREN,