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-rw-r--r--CHANGELOG2
-rw-r--r--Makefile7
-rw-r--r--backends/aiger/xaiger.cc14
-rw-r--r--backends/blif/blif.cc7
-rw-r--r--backends/btor/btor.cc8
-rw-r--r--backends/simplec/simplec.cc6
-rw-r--r--backends/smt2/smt2.cc1
-rw-r--r--backends/smv/smv.cc7
-rw-r--r--backends/verilog/verilog_backend.cc14
-rw-r--r--frontends/aiger/aigerparse.cc4
-rw-r--r--kernel/cellaigs.cc2
-rw-r--r--kernel/celltypes.h1
-rw-r--r--kernel/consteval.h7
-rw-r--r--kernel/cost.h34
-rw-r--r--kernel/register.cc67
-rw-r--r--kernel/rtlil.cc2
-rw-r--r--kernel/rtlil.h2
-rw-r--r--kernel/satgen.h7
-rw-r--r--kernel/yosys.h4
-rw-r--r--manual/CHAPTER_CellLib.tex2
-rw-r--r--misc/launcher.c3
-rw-r--r--passes/cmds/stat.cc4
-rw-r--r--passes/opt/opt_lut.cc8
-rw-r--r--passes/opt/rmports.cc2
-rw-r--r--passes/proc/proc_prune.cc13
-rw-r--r--passes/techmap/abc.cc91
-rw-r--r--passes/techmap/extract_fa.cc2
-rw-r--r--passes/techmap/flowmap.cc10
-rw-r--r--techlibs/anlogic/anlogic_determine_init.cc4
-rw-r--r--techlibs/anlogic/anlogic_eqn.cc4
-rw-r--r--techlibs/common/simcells.v19
-rw-r--r--techlibs/gowin/determine_init.cc4
-rw-r--r--techlibs/xilinx/xc6s_brams_map.v6
-rw-r--r--tests/various/.gitignore2
-rw-r--r--tests/various/write_gzip.ys16
35 files changed, 306 insertions, 80 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 00b10c591..661581433 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -15,6 +15,8 @@ Yosys 0.9 .. Yosys 0.9-dev
- Added "script -scriptwire
- "synth_xilinx" to now infer wide multiplexers (-widemux <min> to enable)
- Added automatic gzip decompression for frontends
+ - Added $_NMUX_ cell type
+ - Added automatic gzip compression (based on filename extension) for backends
Yosys 0.8 .. Yosys 0.8-dev
--------------------------
diff --git a/Makefile b/Makefile
index c33864469..a697e9844 100644
--- a/Makefile
+++ b/Makefile
@@ -261,7 +261,8 @@ CXXFLAGS := $(filter-out -fPIC,$(CXXFLAGS))
LDFLAGS := $(filter-out -rdynamic,$(LDFLAGS)) -s
LDLIBS := $(filter-out -lrt,$(LDLIBS))
ABCMKARGS += ARCHFLAGS="-DWIN32_NO_DLL -DHAVE_STRUCT_TIMESPEC -fpermissive -w"
-ABCMKARGS += LIBS="lib/x86/pthreadVC2.lib -s" ABC_USE_NO_READLINE=1 CC="/usr/local/src/mxe/usr/bin/i686-w64-mingw32.static-gcc"
+# TODO: Try to solve pthread linking issue in more appropriate way
+ABCMKARGS += LIBS="lib/x86/pthreadVC2.lib -s" LDFLAGS="-Wl,--allow-multiple-definition" ABC_USE_NO_READLINE=1 CC="/usr/local/src/mxe/usr/bin/i686-w64-mingw32.static-gcc"
EXE = .exe
else ifeq ($(CONFIG),msys2)
@@ -401,7 +402,7 @@ endif
ifeq ($(CONFIG),mxe)
CXXFLAGS += -DYOSYS_ENABLE_TCL
-LDLIBS += -ltcl86 -lwsock32 -lws2_32 -lnetapi32 -lz
+LDLIBS += -ltcl86 -lwsock32 -lws2_32 -lnetapi32 -lz -luserenv
else
CXXFLAGS += $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --silence-errors --cflags tcl || echo -I$(TCL_INCLUDE)) -DYOSYS_ENABLE_TCL
ifeq ($(OS), FreeBSD)
@@ -869,9 +870,11 @@ config-mxe: clean
config-msys2: clean
echo 'CONFIG := msys2' > Makefile.conf
+ echo 'ENABLE_PLUGINS := 0' >> Makefile.conf
config-msys2-64: clean
echo 'CONFIG := msys2-64' > Makefile.conf
+ echo 'ENABLE_PLUGINS := 0' >> Makefile.conf
config-cygwin: clean
echo 'CONFIG := cygwin' > Makefile.conf
diff --git a/backends/aiger/xaiger.cc b/backends/aiger/xaiger.cc
index 69f63486c..a3a753912 100644
--- a/backends/aiger/xaiger.cc
+++ b/backends/aiger/xaiger.cc
@@ -53,7 +53,7 @@ PRIVATE_NAMESPACE_BEGIN
inline int32_t to_big_endian(int32_t i32) {
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
- return __builtin_bswap32(i32);
+ return bswap32(i32);
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
return i32;
#else
@@ -610,15 +610,15 @@ struct XAigerWriter
std::stringstream h_buffer;
auto write_h_buffer = std::bind(write_buffer, std::ref(h_buffer), std::placeholders::_1);
write_h_buffer(1);
- log_debug("ciNum = %zu\n", input_bits.size() + ci_bits.size());
+ log_debug("ciNum = %d\n", GetSize(input_bits) + GetSize(ci_bits));
write_h_buffer(input_bits.size() + ci_bits.size());
- log_debug("coNum = %zu\n", output_bits.size() + co_bits.size());
+ log_debug("coNum = %d\n", GetSize(output_bits) + GetSize(co_bits));
write_h_buffer(output_bits.size() + co_bits.size());
- log_debug("piNum = %zu\n", input_bits.size());
+ log_debug("piNum = %d\n", GetSize(input_bits));
write_h_buffer(input_bits.size());
- log_debug("poNum = %zu\n", output_bits.size());
+ log_debug("poNum = %d\n", GetSize(output_bits));
write_h_buffer(output_bits.size());
- log_debug("boxNum = %zu\n", box_list.size());
+ log_debug("boxNum = %d\n", GetSize(box_list));
write_h_buffer(box_list.size());
RTLIL::Module *holes_module = nullptr;
@@ -772,7 +772,7 @@ struct XAigerWriter
if (output_bits.count(b)) {
int o = ordered_outputs.at(b);
- output_lines[o] += stringf("output %lu %d %s\n", o - co_bits.size(), i, log_id(wire));
+ output_lines[o] += stringf("output %d %d %s\n", o - GetSize(co_bits), i, log_id(wire));
continue;
}
diff --git a/backends/blif/blif.cc b/backends/blif/blif.cc
index a1761b662..f32b0f533 100644
--- a/backends/blif/blif.cc
+++ b/backends/blif/blif.cc
@@ -327,6 +327,13 @@ struct BlifDumper
goto internal_cell;
}
+ if (!config->icells_mode && cell->type == "$_NMUX_") {
+ f << stringf(".names %s %s %s %s\n0-0 1\n-01 1\n",
+ cstr(cell->getPort("\\A")), cstr(cell->getPort("\\B")),
+ cstr(cell->getPort("\\S")), cstr(cell->getPort("\\Y")));
+ goto internal_cell;
+ }
+
if (!config->icells_mode && cell->type == "$_FF_") {
f << stringf(".latch %s %s%s\n", cstr(cell->getPort("\\D")), cstr(cell->getPort("\\Q")),
cstr_init(cell->getPort("\\Q")));
diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc
index a507b120b..7bacce2af 100644
--- a/backends/btor/btor.cc
+++ b/backends/btor/btor.cc
@@ -496,7 +496,7 @@ struct BtorWorker
goto okay;
}
- if (cell->type.in("$mux", "$_MUX_"))
+ if (cell->type.in("$mux", "$_MUX_", "$_NMUX_"))
{
SigSpec sig_a = sigmap(cell->getPort("\\A"));
SigSpec sig_b = sigmap(cell->getPort("\\B"));
@@ -511,6 +511,12 @@ struct BtorWorker
int nid = next_nid++;
btorf("%d ite %d %d %d %d\n", nid, sid, nid_s, nid_b, nid_a);
+ if (cell->type == "$_NMUX_") {
+ int tmp = nid;
+ nid = next_nid++;
+ btorf("%d not %d %d\n", nid, sid, tmp);
+ }
+
add_nid_sig(nid, sig_y);
goto okay;
}
diff --git a/backends/simplec/simplec.cc b/backends/simplec/simplec.cc
index 6f2ccbe20..54dbb84af 100644
--- a/backends/simplec/simplec.cc
+++ b/backends/simplec/simplec.cc
@@ -472,7 +472,7 @@ struct SimplecWorker
return;
}
- if (cell->type == "$_MUX_")
+ if (cell->type.in("$_MUX_", "$_NMUX_"))
{
SigBit a = sigmaps.at(work->module)(cell->getPort("\\A"));
SigBit b = sigmaps.at(work->module)(cell->getPort("\\B"));
@@ -484,7 +484,9 @@ struct SimplecWorker
string s_expr = s.wire ? util_get_bit(work->prefix + cid(s.wire->name), s.wire->width, s.offset) : s.data ? "1" : "0";
// casts to bool are a workaround for CBMC bug (https://github.com/diffblue/cbmc/issues/933)
- string expr = stringf("%s ? (bool)%s : (bool)%s", s_expr.c_str(), b_expr.c_str(), a_expr.c_str());
+ string expr = stringf("%s ? %s(bool)%s : %s(bool)%s", s_expr.c_str(),
+ cell->type == "$_NMUX_" ? "!" : "", b_expr.c_str(),
+ cell->type == "$_NMUX_" ? "!" : "", a_expr.c_str());
log_assert(y.wire);
funct_declarations.push_back(util_set_bit(work->prefix + cid(y.wire->name), y.wire->width, y.offset, expr) +
diff --git a/backends/smt2/smt2.cc b/backends/smt2/smt2.cc
index e318a4051..ddd680782 100644
--- a/backends/smt2/smt2.cc
+++ b/backends/smt2/smt2.cc
@@ -510,6 +510,7 @@ struct Smt2Worker
if (cell->type == "$_ANDNOT_") return export_gate(cell, "(and A (not B))");
if (cell->type == "$_ORNOT_") return export_gate(cell, "(or A (not B))");
if (cell->type == "$_MUX_") return export_gate(cell, "(ite S B A)");
+ if (cell->type == "$_NMUX_") return export_gate(cell, "(not (ite S B A))");
if (cell->type == "$_AOI3_") return export_gate(cell, "(not (or (and A B) C))");
if (cell->type == "$_OAI3_") return export_gate(cell, "(not (and (or A B) C))");
if (cell->type == "$_AOI4_") return export_gate(cell, "(not (or (and A B) (and C D)))");
diff --git a/backends/smv/smv.cc b/backends/smv/smv.cc
index d75456c1b..e9586fae0 100644
--- a/backends/smv/smv.cc
+++ b/backends/smv/smv.cc
@@ -537,6 +537,13 @@ struct SmvWorker
continue;
}
+ if (cell->type == "$_NMUX_")
+ {
+ definitions.push_back(stringf("%s := !(bool(%s) ? %s : %s);", lvalue(cell->getPort("\\Y")),
+ rvalue(cell->getPort("\\S")), rvalue(cell->getPort("\\B")), rvalue(cell->getPort("\\A"))));
+ continue;
+ }
+
if (cell->type == "$_AOI3_")
{
definitions.push_back(stringf("%s := !((%s & %s) | %s);", lvalue(cell->getPort("\\Y")),
diff --git a/backends/verilog/verilog_backend.cc b/backends/verilog/verilog_backend.cc
index e0b3a6f80..776f4eacb 100644
--- a/backends/verilog/verilog_backend.cc
+++ b/backends/verilog/verilog_backend.cc
@@ -558,6 +558,20 @@ bool dump_cell_expr(std::ostream &f, std::string indent, RTLIL::Cell *cell)
return true;
}
+ if (cell->type == "$_NMUX_") {
+ f << stringf("%s" "assign ", indent.c_str());
+ dump_sigspec(f, cell->getPort("\\Y"));
+ f << stringf(" = !(");
+ dump_cell_expr_port(f, cell, "S", false);
+ f << stringf(" ? ");
+ dump_attributes(f, "", cell->attributes, ' ');
+ dump_cell_expr_port(f, cell, "B", false);
+ f << stringf(" : ");
+ dump_cell_expr_port(f, cell, "A", false);
+ f << stringf(");\n");
+ return true;
+ }
+
if (cell->type.in("$_AOI3_", "$_OAI3_")) {
f << stringf("%s" "assign ", indent.c_str());
dump_sigspec(f, cell->getPort("\\Y"));
diff --git a/frontends/aiger/aigerparse.cc b/frontends/aiger/aigerparse.cc
index 03c541b7c..bb97c5703 100644
--- a/frontends/aiger/aigerparse.cc
+++ b/frontends/aiger/aigerparse.cc
@@ -301,7 +301,11 @@ static uint32_t parse_xaiger_literal(std::istream &f)
uint32_t l;
f.read(reinterpret_cast<char*>(&l), sizeof(l));
if (f.gcount() != sizeof(l))
+#if defined(_WIN32) && defined(__MINGW32__)
+ log_error("Offset %I64d: unable to read literal!\n", static_cast<int64_t>(f.tellg()));
+#else
log_error("Offset %" PRId64 ": unable to read literal!\n", static_cast<int64_t>(f.tellg()));
+#endif
return from_big_endian(l);
}
diff --git a/kernel/cellaigs.cc b/kernel/cellaigs.cc
index 26c625f89..fbc6d045e 100644
--- a/kernel/cellaigs.cc
+++ b/kernel/cellaigs.cc
@@ -325,6 +325,8 @@ Aig::Aig(Cell *cell)
int A = mk.inport("\\A", i);
int B = mk.inport("\\B", i);
int Y = mk.mux_gate(A, B, S);
+ if (cell->type == "$_NMUX_")
+ Y = mk.not_gate(Y);
mk.outport(Y, "\\Y", i);
}
goto optimize;
diff --git a/kernel/celltypes.h b/kernel/celltypes.h
index 758661c02..d2594bc46 100644
--- a/kernel/celltypes.h
+++ b/kernel/celltypes.h
@@ -193,6 +193,7 @@ struct CellTypes
setup_type("$_ANDNOT_", {A, B}, {Y}, true);
setup_type("$_ORNOT_", {A, B}, {Y}, true);
setup_type("$_MUX_", {A, B, S}, {Y}, true);
+ setup_type("$_NMUX_", {A, B, S}, {Y}, true);
setup_type("$_MUX4_", {A, B, C, D, S, T}, {Y}, true);
setup_type("$_MUX8_", {A, B, C, D, E, F, G, H, S, T, U}, {Y}, true);
setup_type("$_MUX16_", {A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, S, T, U, V}, {Y}, true);
diff --git a/kernel/consteval.h b/kernel/consteval.h
index 154373a8d..f70dfa0fb 100644
--- a/kernel/consteval.h
+++ b/kernel/consteval.h
@@ -145,7 +145,7 @@ struct ConstEval
if (cell->hasPort("\\B"))
sig_b = cell->getPort("\\B");
- if (cell->type == "$mux" || cell->type == "$pmux" || cell->type == "$_MUX_")
+ if (cell->type.in("$mux", "$pmux", "$_MUX_", "$_NMUX_"))
{
std::vector<RTLIL::SigSpec> y_candidates;
int count_maybe_set_s_bits = 0;
@@ -175,7 +175,10 @@ struct ConstEval
for (auto &yc : y_candidates) {
if (!eval(yc, undef, cell))
return false;
- y_values.push_back(yc.as_const());
+ if (cell->type == "$_NMUX_")
+ y_values.push_back(RTLIL::const_not(yc.as_const(), Const(), false, false, GetSize(yc)));
+ else
+ y_values.push_back(yc.as_const());
}
if (y_values.size() > 1)
diff --git a/kernel/cost.h b/kernel/cost.h
index 41a09eb63..e8e077ff5 100644
--- a/kernel/cost.h
+++ b/kernel/cost.h
@@ -24,10 +24,10 @@
YOSYS_NAMESPACE_BEGIN
-int get_cell_cost(RTLIL::Cell *cell, dict<RTLIL::IdString, int> *mod_cost_cache = nullptr);
+int get_cell_cost(RTLIL::Cell *cell, dict<RTLIL::IdString, int> *mod_cost_cache = nullptr, bool cmos_cost = false);
inline int get_cell_cost(RTLIL::IdString type, const dict<RTLIL::IdString, RTLIL::Const> &parameters = dict<RTLIL::IdString, RTLIL::Const>(),
- RTLIL::Design *design = nullptr, dict<RTLIL::IdString, int> *mod_cost_cache = nullptr)
+ RTLIL::Design *design = nullptr, dict<RTLIL::IdString, int> *mod_cost_cache = nullptr, bool cmos_cost = false)
{
static dict<RTLIL::IdString, int> gate_cost = {
{ "$_BUF_", 1 },
@@ -44,9 +44,33 @@ inline int get_cell_cost(RTLIL::IdString type, const dict<RTLIL::IdString, RTLIL
{ "$_OAI3_", 6 },
{ "$_AOI4_", 8 },
{ "$_OAI4_", 8 },
- { "$_MUX_", 4 }
+ { "$_MUX_", 4 },
+ { "$_NMUX_", 4 }
};
+ // match costs in "stat -tech cmos"
+ static dict<RTLIL::IdString, int> cmos_gate_cost = {
+ { "$_BUF_", 1 },
+ { "$_NOT_", 2 },
+ { "$_AND_", 6 },
+ { "$_NAND_", 4 },
+ { "$_OR_", 6 },
+ { "$_NOR_", 4 },
+ { "$_ANDNOT_", 6 },
+ { "$_ORNOT_", 6 },
+ { "$_XOR_", 12 },
+ { "$_XNOR_", 12 },
+ { "$_AOI3_", 6 },
+ { "$_OAI3_", 6 },
+ { "$_AOI4_", 8 },
+ { "$_OAI4_", 8 },
+ { "$_MUX_", 12 },
+ { "$_NMUX_", 10 }
+ };
+
+ if (cmos_cost && cmos_gate_cost.count(type))
+ return cmos_gate_cost.at(type);
+
if (gate_cost.count(type))
return gate_cost.at(type);
@@ -76,9 +100,9 @@ inline int get_cell_cost(RTLIL::IdString type, const dict<RTLIL::IdString, RTLIL
return 1;
}
-inline int get_cell_cost(RTLIL::Cell *cell, dict<RTLIL::IdString, int> *mod_cost_cache)
+inline int get_cell_cost(RTLIL::Cell *cell, dict<RTLIL::IdString, int> *mod_cost_cache, bool cmos_cost)
{
- return get_cell_cost(cell->type, cell->parameters, cell->module->design, mod_cost_cache);
+ return get_cell_cost(cell->type, cell->parameters, cell->module->design, mod_cost_cache, cmos_cost);
}
YOSYS_NAMESPACE_END
diff --git a/kernel/register.cc b/kernel/register.cc
index 4c6e3591f..4f60338e9 100644
--- a/kernel/register.cc
+++ b/kernel/register.cc
@@ -41,6 +41,45 @@ void decompress_gzip(const std::string &filename, std::stringstream &out)
}
gzclose(gzf);
}
+
+/*
+An output stream that uses a stringbuf to buffer data internally,
+using zlib to write gzip-compressed data every time the stream is flushed.
+*/
+class gzip_ostream : public std::ostream {
+public:
+ gzip_ostream()
+ {
+ rdbuf(&outbuf);
+ }
+ bool open(const std::string &filename)
+ {
+ return outbuf.open(filename);
+ }
+private:
+ class gzip_streambuf : public std::stringbuf {
+ public:
+ gzip_streambuf() { };
+ bool open(const std::string &filename)
+ {
+ gzf = gzopen(filename.c_str(), "wb");
+ return gzf != nullptr;
+ }
+ virtual int sync() override
+ {
+ gzwrite(gzf, reinterpret_cast<const void *>(str().c_str()), unsigned(str().size()));
+ str("");
+ return 0;
+ }
+ ~gzip_streambuf()
+ {
+ sync();
+ gzclose(gzf);
+ }
+ private:
+ gzFile gzf = nullptr;
+ } outbuf;
+};
PRIVATE_NAMESPACE_END
#endif
@@ -588,14 +627,28 @@ void Backend::extra_args(std::ostream *&f, std::string &filename, std::vector<st
filename = arg;
rewrite_filename(filename);
- std::ofstream *ff = new std::ofstream;
- ff->open(filename.c_str(), std::ofstream::trunc);
- yosys_output_files.insert(filename);
- if (ff->fail()) {
- delete ff;
- log_cmd_error("Can't open output file `%s' for writing: %s\n", filename.c_str(), strerror(errno));
+ if (filename.size() > 3 && filename.substr(filename.size()-3) == ".gz") {
+#ifdef YOSYS_ENABLE_ZLIB
+ gzip_ostream *gf = new gzip_ostream;
+ if (!gf->open(filename)) {
+ delete gf;
+ log_cmd_error("Can't open output file `%s' for writing: %s\n", filename.c_str(), strerror(errno));
+ }
+ yosys_output_files.insert(filename);
+ f = gf;
+#else
+ log_cmd_error("Yosys is compiled without zlib support, unable to write gzip output.\n");
+#endif
+ } else {
+ std::ofstream *ff = new std::ofstream;
+ ff->open(filename.c_str(), std::ofstream::trunc);
+ yosys_output_files.insert(filename);
+ if (ff->fail()) {
+ delete ff;
+ log_cmd_error("Can't open output file `%s' for writing: %s\n", filename.c_str(), strerror(errno));
+ }
+ f = ff;
}
- f = ff;
}
if (called_with_fp)
diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index a09f4a0d1..ba8472ec1 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -1249,6 +1249,7 @@ namespace {
if (cell->type == "$_ANDNOT_") { check_gate("ABY"); return; }
if (cell->type == "$_ORNOT_") { check_gate("ABY"); return; }
if (cell->type == "$_MUX_") { check_gate("ABSY"); return; }
+ if (cell->type == "$_NMUX_") { check_gate("ABSY"); return; }
if (cell->type == "$_AOI3_") { check_gate("ABCY"); return; }
if (cell->type == "$_OAI3_") { check_gate("ABCY"); return; }
if (cell->type == "$_AOI4_") { check_gate("ABCDY"); return; }
@@ -1976,6 +1977,7 @@ DEF_METHOD_3(XnorGate, "$_XNOR_", A, B, Y)
DEF_METHOD_3(AndnotGate, "$_ANDNOT_", A, B, Y)
DEF_METHOD_3(OrnotGate, "$_ORNOT_", A, B, Y)
DEF_METHOD_4(MuxGate, "$_MUX_", A, B, S, Y)
+DEF_METHOD_4(NmuxGate, "$_NMUX_", A, B, S, Y)
DEF_METHOD_4(Aoi3Gate, "$_AOI3_", A, B, C, Y)
DEF_METHOD_4(Oai3Gate, "$_OAI3_", A, B, C, Y)
DEF_METHOD_5(Aoi4Gate, "$_AOI4_", A, B, C, D, Y)
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 712250b3e..1cfe71473 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -1154,6 +1154,7 @@ public:
RTLIL::Cell* addAndnotGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_y, const std::string &src = "");
RTLIL::Cell* addOrnotGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_y, const std::string &src = "");
RTLIL::Cell* addMuxGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_s, RTLIL::SigBit sig_y, const std::string &src = "");
+ RTLIL::Cell* addNmuxGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_s, RTLIL::SigBit sig_y, const std::string &src = "");
RTLIL::Cell* addAoi3Gate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_c, RTLIL::SigBit sig_y, const std::string &src = "");
RTLIL::Cell* addOai3Gate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_c, RTLIL::SigBit sig_y, const std::string &src = "");
RTLIL::Cell* addAoi4Gate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_c, RTLIL::SigBit sig_d, RTLIL::SigBit sig_y, const std::string &src = "");
@@ -1229,6 +1230,7 @@ public:
RTLIL::SigBit AndnotGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, const std::string &src = "");
RTLIL::SigBit OrnotGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, const std::string &src = "");
RTLIL::SigBit MuxGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_s, const std::string &src = "");
+ RTLIL::SigBit NmuxGate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_s, const std::string &src = "");
RTLIL::SigBit Aoi3Gate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_c, const std::string &src = "");
RTLIL::SigBit Oai3Gate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_c, const std::string &src = "");
RTLIL::SigBit Aoi4Gate (RTLIL::IdString name, RTLIL::SigBit sig_a, RTLIL::SigBit sig_b, RTLIL::SigBit sig_c, RTLIL::SigBit sig_d, const std::string &src = "");
diff --git a/kernel/satgen.h b/kernel/satgen.h
index 210cca3f3..e9f3ecd44 100644
--- a/kernel/satgen.h
+++ b/kernel/satgen.h
@@ -475,7 +475,7 @@ struct SatGen
return true;
}
- if (cell->type == "$_MUX_" || cell->type == "$mux")
+ if (cell->type == "$_MUX_" || cell->type == "$mux" || cell->type == "$_NMUX_")
{
std::vector<int> a = importDefSigSpec(cell->getPort("\\A"), timestep);
std::vector<int> b = importDefSigSpec(cell->getPort("\\B"), timestep);
@@ -483,7 +483,10 @@ struct SatGen
std::vector<int> y = importDefSigSpec(cell->getPort("\\Y"), timestep);
std::vector<int> yy = model_undef ? ez->vec_var(y.size()) : y;
- ez->assume(ez->vec_eq(ez->vec_ite(s.at(0), b, a), yy));
+ if (cell->type == "$_NMUX_")
+ ez->assume(ez->vec_eq(ez->vec_not(ez->vec_ite(s.at(0), b, a)), yy));
+ else
+ ez->assume(ez->vec_eq(ez->vec_ite(s.at(0), b, a), yy));
if (model_undef)
{
diff --git a/kernel/yosys.h b/kernel/yosys.h
index 84c797b2d..09e8139bb 100644
--- a/kernel/yosys.h
+++ b/kernel/yosys.h
@@ -88,6 +88,10 @@ extern int Tcl_EvalFile(Tcl_Interp *interp, const char *fileName);
extern void Tcl_Finalize(void);
extern int Tcl_GetCommandInfo(Tcl_Interp *interp, const char *cmdName, Tcl_CmdInfo *infoPtr);
extern const char *Tcl_GetStringResult(Tcl_Interp *interp);
+extern Tcl_Obj *Tcl_NewStringObj(const char *bytes, int length);
+extern Tcl_Obj *Tcl_NewIntObj(int intValue);
+extern Tcl_Obj *Tcl_NewListObj(int objc, Tcl_Obj *const objv[]);
+extern Tcl_Obj *Tcl_ObjSetVar2(Tcl_Interp *interp, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, Tcl_Obj *newValuePtr, int flags);
# endif
#endif
diff --git a/manual/CHAPTER_CellLib.tex b/manual/CHAPTER_CellLib.tex
index cb1bcf1be..0106059b6 100644
--- a/manual/CHAPTER_CellLib.tex
+++ b/manual/CHAPTER_CellLib.tex
@@ -494,6 +494,6 @@ Add information about {\tt \$\_DFFE\_??\_}, {\tt \$\_DFFSR\_???\_}, {\tt \$\_DLA
\end{fixme}
\begin{fixme}
-Add information about {\tt \$\_AOI3\_}, {\tt \$\_OAI3\_}, {\tt \$\_AOI4\_}, and {\tt \$\_OAI4\_} cells.
+Add information about {\tt \$\_AOI3\_}, {\tt \$\_OAI3\_}, {\tt \$\_AOI4\_}, {\tt \$\_OAI4\_}, and {\tt \$\_NMUX\_} cells.
\end{fixme}
diff --git a/misc/launcher.c b/misc/launcher.c
index 157d68cf3..e0d8208f1 100644
--- a/misc/launcher.c
+++ b/misc/launcher.c
@@ -61,6 +61,7 @@ SOFTWARE. */
#include <windows.h>
#include <tchar.h>
#include <fcntl.h>
+#include <unistd.h>
int child_pid=0;
@@ -338,7 +339,7 @@ int run(int argc, char **argv, int is_gui) {
if (is_gui) {
/* Use exec, we don't need to wait for the GUI to finish */
- execv(ptr, (const char * const *)(newargs));
+ execv(ptr, (char * const *)(newargs));
return fail("Could not exec %s", ptr); /* shouldn't get here! */
}
diff --git a/passes/cmds/stat.cc b/passes/cmds/stat.cc
index 80b400e0c..89920ed55 100644
--- a/passes/cmds/stat.cc
+++ b/passes/cmds/stat.cc
@@ -241,6 +241,10 @@ struct statdata_t
tran_cnt += 6*cnum;
else if (ctype.in("$_AOI4_", "$_OAI4_"))
tran_cnt += 8*cnum;
+ else if (ctype.in("$_NMUX_"))
+ tran_cnt += 10*cnum;
+ else if (ctype.in("$_MUX_", "$_XOR_", "$_XNOR_"))
+ tran_cnt += 12*cnum;
else if (ctype.in("$_DFF_P_", "$_DFF_N_"))
tran_cnt += 16*cnum;
else
diff --git a/passes/opt/opt_lut.cc b/passes/opt/opt_lut.cc
index 182f63d99..587ef878a 100644
--- a/passes/opt/opt_lut.cc
+++ b/passes/opt/opt_lut.cc
@@ -81,7 +81,7 @@ struct OptLutWorker
}
}
- log("Number of LUTs: %8zu\n", luts.size());
+ log("Number of LUTs: %8d\n", GetSize(luts));
for (int arity = 1; arity <= max_arity; arity++)
{
if (arity_counts[arity])
@@ -351,14 +351,14 @@ struct OptLutWorker
int lutM_arity = lutA_arity + lutB_arity - 1 - common_inputs.size();
if (lutA_dlogic_inputs.size())
- log_debug(" Cell A is a %d-LUT with %zu dedicated connections. ", lutA_arity, lutA_dlogic_inputs.size());
+ log_debug(" Cell A is a %d-LUT with %d dedicated connections. ", lutA_arity, GetSize(lutA_dlogic_inputs));
else
log_debug(" Cell A is a %d-LUT. ", lutA_arity);
if (lutB_dlogic_inputs.size())
- log_debug("Cell B is a %d-LUT with %zu dedicated connections.\n", lutB_arity, lutB_dlogic_inputs.size());
+ log_debug("Cell B is a %d-LUT with %d dedicated connections.\n", lutB_arity, GetSize(lutB_dlogic_inputs));
else
log_debug("Cell B is a %d-LUT.\n", lutB_arity);
- log_debug(" Cells share %zu input(s) and can be merged into one %d-LUT.\n", common_inputs.size(), lutM_arity);
+ log_debug(" Cells share %d input(s) and can be merged into one %d-LUT.\n", GetSize(common_inputs), lutM_arity);
const int COMBINE_A = 1, COMBINE_B = 2, COMBINE_EITHER = COMBINE_A | COMBINE_B;
int combine_mask = 0;
diff --git a/passes/opt/rmports.cc b/passes/opt/rmports.cc
index fc1596ebf..32363dd68 100644
--- a/passes/opt/rmports.cc
+++ b/passes/opt/rmports.cc
@@ -171,7 +171,7 @@ struct RmportsPassPass : public Pass {
wire->port_output = false;
wire->port_id = 0;
}
- log("Removed %zu unused ports.\n", unused_ports.size());
+ log("Removed %d unused ports.\n", GetSize(unused_ports));
// Re-number all of the wires that DO have ports still on them
for(size_t i=0; i<module->ports.size(); i++)
diff --git a/passes/proc/proc_prune.cc b/passes/proc/proc_prune.cc
index 9e00b0a8a..b47ee79c2 100644
--- a/passes/proc/proc_prune.cc
+++ b/passes/proc/proc_prune.cc
@@ -82,14 +82,23 @@ struct PruneWorker
if (root) {
bool promotable = true;
for (auto &bit : lhs) {
- if (bit.wire && affected[bit]) {
+ if (bit.wire && affected[bit] && !assigned[bit]) {
promotable = false;
break;
}
}
if (promotable) {
+ RTLIL::SigSpec rhs = sigmap(it->second);
+ RTLIL::SigSig conn;
+ for (int i = 0; i < GetSize(lhs); i++) {
+ RTLIL::SigBit lhs_bit = lhs[i];
+ if (lhs_bit.wire && !assigned[lhs_bit]) {
+ conn.first.append_bit(lhs_bit);
+ conn.second.append(rhs.extract(i));
+ }
+ }
promoted_count++;
- module->connect(*it);
+ module->connect(conn);
remove.insert(*it);
}
}
diff --git a/passes/techmap/abc.cc b/passes/techmap/abc.cc
index 65c7d1bb8..41a05c619 100644
--- a/passes/techmap/abc.cc
+++ b/passes/techmap/abc.cc
@@ -49,6 +49,7 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
+#include <cctype>
#include <cerrno>
#include <sstream>
#include <climits>
@@ -81,6 +82,7 @@ enum class gate_type_t {
G_ANDNOT,
G_ORNOT,
G_MUX,
+ G_NMUX,
G_AOI3,
G_OAI3,
G_AOI4,
@@ -111,7 +113,7 @@ std::vector<gate_t> signal_list;
std::map<RTLIL::SigBit, int> signal_map;
std::map<RTLIL::SigBit, RTLIL::State> signal_init;
pool<std::string> enabled_gates;
-bool recover_init;
+bool recover_init, cmos_cost;
bool clk_polarity, en_polarity;
RTLIL::SigSpec clk_sig, en_sig;
@@ -257,7 +259,7 @@ void extract_cell(RTLIL::Cell *cell, bool keepff)
return;
}
- if (cell->type == "$_MUX_")
+ if (cell->type.in("$_MUX_", "$_NMUX_"))
{
RTLIL::SigSpec sig_a = cell->getPort("\\A");
RTLIL::SigSpec sig_b = cell->getPort("\\B");
@@ -273,7 +275,7 @@ void extract_cell(RTLIL::Cell *cell, bool keepff)
int mapped_b = map_signal(sig_b);
int mapped_s = map_signal(sig_s);
- map_signal(sig_y, G(MUX), mapped_a, mapped_b, mapped_s);
+ map_signal(sig_y, cell->type == "$_MUX_" ? G(MUX) : G(NMUX), mapped_a, mapped_b, mapped_s);
module->remove(cell);
return;
@@ -885,6 +887,10 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.id);
fprintf(f, "1-0 1\n");
fprintf(f, "-11 1\n");
+ } else if (si.type == G(NMUX)) {
+ fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.id);
+ fprintf(f, "0-0 1\n");
+ fprintf(f, "-01 1\n");
} else if (si.type == G(AOI3)) {
fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.id);
fprintf(f, "-00 1\n");
@@ -925,46 +931,52 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
{
log_header(design, "Executing ABC.\n");
+ auto cell_cost = [](IdString cell_type) {
+ return get_cell_cost(cell_type, dict<RTLIL::IdString, RTLIL::Const>(), nullptr, nullptr, cmos_cost);
+ };
+
buffer = stringf("%s/stdcells.genlib", tempdir_name.c_str());
f = fopen(buffer.c_str(), "wt");
if (f == NULL)
log_error("Opening %s for writing failed: %s\n", buffer.c_str(), strerror(errno));
fprintf(f, "GATE ZERO 1 Y=CONST0;\n");
fprintf(f, "GATE ONE 1 Y=CONST1;\n");
- fprintf(f, "GATE BUF %d Y=A; PIN * NONINV 1 999 1 0 1 0\n", get_cell_cost("$_BUF_"));
- fprintf(f, "GATE NOT %d Y=!A; PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_NOT_"));
+ fprintf(f, "GATE BUF %d Y=A; PIN * NONINV 1 999 1 0 1 0\n", cell_cost("$_BUF_"));
+ fprintf(f, "GATE NOT %d Y=!A; PIN * INV 1 999 1 0 1 0\n", cell_cost("$_NOT_"));
if (enabled_gates.empty() || enabled_gates.count("AND"))
- fprintf(f, "GATE AND %d Y=A*B; PIN * NONINV 1 999 1 0 1 0\n", get_cell_cost("$_AND_"));
+ fprintf(f, "GATE AND %d Y=A*B; PIN * NONINV 1 999 1 0 1 0\n", cell_cost("$_AND_"));
if (enabled_gates.empty() || enabled_gates.count("NAND"))
- fprintf(f, "GATE NAND %d Y=!(A*B); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_NAND_"));
+ fprintf(f, "GATE NAND %d Y=!(A*B); PIN * INV 1 999 1 0 1 0\n", cell_cost("$_NAND_"));
if (enabled_gates.empty() || enabled_gates.count("OR"))
- fprintf(f, "GATE OR %d Y=A+B; PIN * NONINV 1 999 1 0 1 0\n", get_cell_cost("$_OR_"));
+ fprintf(f, "GATE OR %d Y=A+B; PIN * NONINV 1 999 1 0 1 0\n", cell_cost("$_OR_"));
if (enabled_gates.empty() || enabled_gates.count("NOR"))
- fprintf(f, "GATE NOR %d Y=!(A+B); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_NOR_"));
+ fprintf(f, "GATE NOR %d Y=!(A+B); PIN * INV 1 999 1 0 1 0\n", cell_cost("$_NOR_"));
if (enabled_gates.empty() || enabled_gates.count("XOR"))
- fprintf(f, "GATE XOR %d Y=(A*!B)+(!A*B); PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_XOR_"));
+ fprintf(f, "GATE XOR %d Y=(A*!B)+(!A*B); PIN * UNKNOWN 1 999 1 0 1 0\n", cell_cost("$_XOR_"));
if (enabled_gates.empty() || enabled_gates.count("XNOR"))
- fprintf(f, "GATE XNOR %d Y=(A*B)+(!A*!B); PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_XNOR_"));
+ fprintf(f, "GATE XNOR %d Y=(A*B)+(!A*!B); PIN * UNKNOWN 1 999 1 0 1 0\n", cell_cost("$_XNOR_"));
if (enabled_gates.empty() || enabled_gates.count("ANDNOT"))
- fprintf(f, "GATE ANDNOT %d Y=A*!B; PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_ANDNOT_"));
+ fprintf(f, "GATE ANDNOT %d Y=A*!B; PIN * UNKNOWN 1 999 1 0 1 0\n", cell_cost("$_ANDNOT_"));
if (enabled_gates.empty() || enabled_gates.count("ORNOT"))
- fprintf(f, "GATE ORNOT %d Y=A+!B; PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_ORNOT_"));
+ fprintf(f, "GATE ORNOT %d Y=A+!B; PIN * UNKNOWN 1 999 1 0 1 0\n", cell_cost("$_ORNOT_"));
if (enabled_gates.empty() || enabled_gates.count("AOI3"))
- fprintf(f, "GATE AOI3 %d Y=!((A*B)+C); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_AOI3_"));
+ fprintf(f, "GATE AOI3 %d Y=!((A*B)+C); PIN * INV 1 999 1 0 1 0\n", cell_cost("$_AOI3_"));
if (enabled_gates.empty() || enabled_gates.count("OAI3"))
- fprintf(f, "GATE OAI3 %d Y=!((A+B)*C); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_OAI3_"));
+ fprintf(f, "GATE OAI3 %d Y=!((A+B)*C); PIN * INV 1 999 1 0 1 0\n", cell_cost("$_OAI3_"));
if (enabled_gates.empty() || enabled_gates.count("AOI4"))
- fprintf(f, "GATE AOI4 %d Y=!((A*B)+(C*D)); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_AOI4_"));
+ fprintf(f, "GATE AOI4 %d Y=!((A*B)+(C*D)); PIN * INV 1 999 1 0 1 0\n", cell_cost("$_AOI4_"));
if (enabled_gates.empty() || enabled_gates.count("OAI4"))
- fprintf(f, "GATE OAI4 %d Y=!((A+B)*(C+D)); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_OAI4_"));
+ fprintf(f, "GATE OAI4 %d Y=!((A+B)*(C+D)); PIN * INV 1 999 1 0 1 0\n", cell_cost("$_OAI4_"));
if (enabled_gates.empty() || enabled_gates.count("MUX"))
- fprintf(f, "GATE MUX %d Y=(A*B)+(S*B)+(!S*A); PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_MUX_"));
+ fprintf(f, "GATE MUX %d Y=(A*B)+(S*B)+(!S*A); PIN * UNKNOWN 1 999 1 0 1 0\n", cell_cost("$_MUX_"));
+ if (enabled_gates.empty() || enabled_gates.count("NMUX"))
+ fprintf(f, "GATE NMUX %d Y=!((A*B)+(S*B)+(!S*A)); PIN * UNKNOWN 1 999 1 0 1 0\n", cell_cost("$_NMUX_"));
if (map_mux4)
- fprintf(f, "GATE MUX4 %d Y=(!S*!T*A)+(S*!T*B)+(!S*T*C)+(S*T*D); PIN * UNKNOWN 1 999 1 0 1 0\n", 2*get_cell_cost("$_MUX_"));
+ fprintf(f, "GATE MUX4 %d Y=(!S*!T*A)+(S*!T*B)+(!S*T*C)+(S*T*D); PIN * UNKNOWN 1 999 1 0 1 0\n", 2*cell_cost("$_MUX_"));
if (map_mux8)
- fprintf(f, "GATE MUX8 %d Y=(!S*!T*!U*A)+(S*!T*!U*B)+(!S*T*!U*C)+(S*T*!U*D)+(!S*!T*U*E)+(S*!T*U*F)+(!S*T*U*G)+(S*T*U*H); PIN * UNKNOWN 1 999 1 0 1 0\n", 4*get_cell_cost("$_MUX_"));
+ fprintf(f, "GATE MUX8 %d Y=(!S*!T*!U*A)+(S*!T*!U*B)+(!S*T*!U*C)+(S*T*!U*D)+(!S*!T*U*E)+(S*!T*U*F)+(!S*T*U*G)+(S*T*U*H); PIN * UNKNOWN 1 999 1 0 1 0\n", 4*cell_cost("$_MUX_"));
if (map_mux16)
- fprintf(f, "GATE MUX16 %d Y=(!S*!T*!U*!V*A)+(S*!T*!U*!V*B)+(!S*T*!U*!V*C)+(S*T*!U*!V*D)+(!S*!T*U*!V*E)+(S*!T*U*!V*F)+(!S*T*U*!V*G)+(S*T*U*!V*H)+(!S*!T*!U*V*I)+(S*!T*!U*V*J)+(!S*T*!U*V*K)+(S*T*!U*V*L)+(!S*!T*U*V*M)+(S*!T*U*V*N)+(!S*T*U*V*O)+(S*T*U*V*P); PIN * UNKNOWN 1 999 1 0 1 0\n", 8*get_cell_cost("$_MUX_"));
+ fprintf(f, "GATE MUX16 %d Y=(!S*!T*!U*!V*A)+(S*!T*!U*!V*B)+(!S*T*!U*!V*C)+(S*T*!U*!V*D)+(!S*!T*U*!V*E)+(S*!T*U*!V*F)+(!S*T*U*!V*G)+(S*T*U*!V*H)+(!S*!T*!U*V*I)+(S*!T*!U*V*J)+(!S*T*!U*V*K)+(S*T*!U*V*L)+(!S*!T*U*V*M)+(S*!T*U*V*N)+(!S*T*U*V*O)+(S*T*U*V*P); PIN * UNKNOWN 1 999 1 0 1 0\n", 8*cell_cost("$_MUX_"));
fclose(f);
if (!lut_costs.empty()) {
@@ -1065,8 +1077,8 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
design->select(module, cell);
continue;
}
- if (c->type == "\\MUX") {
- RTLIL::Cell *cell = module->addCell(remap_name(c->name), "$_MUX_");
+ if (c->type == "\\MUX" || c->type == "\\NMUX") {
+ RTLIL::Cell *cell = module->addCell(remap_name(c->name), "$_" + c->type.substr(1) + "_");
if (markgroups) cell->attributes["\\abcgroup"] = map_autoidx;
cell->setPort("\\A", RTLIL::SigSpec(module->wires_[remap_name(c->getPort("\\A").as_wire()->name)]));
cell->setPort("\\B", RTLIL::SigSpec(module->wires_[remap_name(c->getPort("\\B").as_wire()->name)]));
@@ -1406,11 +1418,12 @@ struct AbcPass : public Pass {
log("\n");
log(" The following aliases can be used to reference common sets of gate types:\n");
log(" simple: AND OR XOR MUX\n");
- log(" cmos2: NAND NOR\n");
- log(" cmos3: NAND NOR AOI3 OAI3\n");
- log(" cmos4: NAND NOR AOI3 OAI3 AOI4 OAI4\n");
- log(" gates: AND NAND OR NOR XOR XNOR ANDNOT ORNOT\n");
- log(" aig: AND NAND OR NOR ANDNOT ORNOT\n");
+ log(" cmos2: NAND NOR\n");
+ log(" cmos3: NAND NOR AOI3 OAI3\n");
+ log(" cmos4: NAND NOR AOI3 OAI3 AOI4 OAI4\n");
+ log(" cmos: NAND NOR AOI3 OAI3 AOI4 OAI4 NMUX MUX XOR XNOR\n");
+ log(" gates: AND NAND OR NOR XOR XNOR ANDNOT ORNOT\n");
+ log(" aig: AND NAND OR NOR ANDNOT ORNOT\n");
log("\n");
log(" Prefix a gate type with a '-' to remove it from the list. For example\n");
log(" the arguments 'AND,OR,XOR' and 'simple,-MUX' are equivalent.\n");
@@ -1488,6 +1501,7 @@ struct AbcPass : public Pass {
map_mux8 = false;
map_mux16 = false;
enabled_gates.clear();
+ cmos_cost = false;
#ifdef _WIN32
#ifndef ABCEXTERNAL
@@ -1628,11 +1642,15 @@ struct AbcPass : public Pass {
goto ok_alias;
}
if (g == "cmos2") {
+ if (!remove_gates)
+ cmos_cost = true;
gate_list.push_back("NAND");
gate_list.push_back("NOR");
goto ok_alias;
}
if (g == "cmos3") {
+ if (!remove_gates)
+ cmos_cost = true;
gate_list.push_back("NAND");
gate_list.push_back("NOR");
gate_list.push_back("AOI3");
@@ -1640,6 +1658,8 @@ struct AbcPass : public Pass {
goto ok_alias;
}
if (g == "cmos4") {
+ if (!remove_gates)
+ cmos_cost = true;
gate_list.push_back("NAND");
gate_list.push_back("NOR");
gate_list.push_back("AOI3");
@@ -1648,6 +1668,21 @@ struct AbcPass : public Pass {
gate_list.push_back("OAI4");
goto ok_alias;
}
+ if (g == "cmos") {
+ if (!remove_gates)
+ cmos_cost = true;
+ gate_list.push_back("NAND");
+ gate_list.push_back("NOR");
+ gate_list.push_back("AOI3");
+ gate_list.push_back("OAI3");
+ gate_list.push_back("AOI4");
+ gate_list.push_back("OAI4");
+ gate_list.push_back("NMUX");
+ gate_list.push_back("MUX");
+ gate_list.push_back("XOR");
+ gate_list.push_back("XNOR");
+ goto ok_alias;
+ }
if (g == "gates") {
gate_list.push_back("AND");
gate_list.push_back("NAND");
diff --git a/passes/techmap/extract_fa.cc b/passes/techmap/extract_fa.cc
index 591bc43dd..b541ceb6b 100644
--- a/passes/techmap/extract_fa.cc
+++ b/passes/techmap/extract_fa.cc
@@ -86,7 +86,7 @@ struct ExtractFaWorker
for (auto cell : module->selected_cells())
{
if (cell->type.in( "$_BUF_", "$_NOT_", "$_AND_", "$_NAND_", "$_OR_", "$_NOR_",
- "$_XOR_", "$_XNOR_", "$_ANDNOT_", "$_ORNOT_", "$_MUX_",
+ "$_XOR_", "$_XNOR_", "$_ANDNOT_", "$_ORNOT_", "$_MUX_", "$_NMUX_",
"$_AOI3_", "$_OAI3_", "$_AOI4_", "$_OAI4_"))
{
SigBit y = sigmap(SigBit(cell->getPort("\\Y")));
diff --git a/passes/techmap/flowmap.cc b/passes/techmap/flowmap.cc
index f5892a60e..96d0df5f8 100644
--- a/passes/techmap/flowmap.cc
+++ b/passes/techmap/flowmap.cc
@@ -783,7 +783,7 @@ struct FlowmapWorker
int depth = 0;
for (auto label : labels)
depth = max(depth, label.second);
- log("Mapped to %zu LUTs with maximum depth %d.\n", lut_nodes.size(), depth);
+ log("Mapped to %d LUTs with maximum depth %d.\n", GetSize(lut_nodes), depth);
if (debug)
{
@@ -1195,7 +1195,7 @@ struct FlowmapWorker
bool relax_depth_for_bound(bool first, int depth_bound, dict<RTLIL::SigBit, pool<RTLIL::SigBit>> &lut_critical_outputs)
{
- size_t initial_count = lut_nodes.size();
+ int initial_count = GetSize(lut_nodes);
for (auto node : lut_nodes)
{
@@ -1215,7 +1215,7 @@ struct FlowmapWorker
if (potentials.empty())
{
- log(" Relaxed to %zu (+%zu) LUTs.\n", lut_nodes.size(), lut_nodes.size() - initial_count);
+ log(" Relaxed to %d (+%d) LUTs.\n", GetSize(lut_nodes), GetSize(lut_nodes) - initial_count);
if (!first && break_num == 1)
{
log(" Design fully relaxed.\n");
@@ -1419,9 +1419,9 @@ struct FlowmapWorker
lut_area += lut_table.size();
if ((int)input_nodes.size() >= minlut)
- log(" Packed into a %zu-LUT %s.%s.\n", input_nodes.size(), log_id(module), log_id(lut));
+ log(" Packed into a %d-LUT %s.%s.\n", GetSize(input_nodes), log_id(module), log_id(lut));
else
- log(" Packed into a %zu-LUT %s.%s (implemented as %d-LUT).\n", input_nodes.size(), log_id(module), log_id(lut), minlut);
+ log(" Packed into a %d-LUT %s.%s (implemented as %d-LUT).\n", GetSize(input_nodes), log_id(module), log_id(lut), minlut);
}
for (auto node : mapped_nodes)
diff --git a/techlibs/anlogic/anlogic_determine_init.cc b/techlibs/anlogic/anlogic_determine_init.cc
index 34b1d4f8a..c4089dac2 100644
--- a/techlibs/anlogic/anlogic_determine_init.cc
+++ b/techlibs/anlogic/anlogic_determine_init.cc
@@ -50,7 +50,7 @@ struct AnlogicDetermineInitPass : public Pass {
extra_args(args, args.size(), design);
- size_t cnt = 0;
+ int cnt = 0;
for (auto module : design->selected_modules())
{
for (auto cell : module->selected_cells())
@@ -65,7 +65,7 @@ struct AnlogicDetermineInitPass : public Pass {
}
}
}
- log_header(design, "Updated %lu cells with determined init value.\n", cnt);
+ log_header(design, "Updated %d cells with determined init value.\n", cnt);
}
} AnlogicDetermineInitPass;
diff --git a/techlibs/anlogic/anlogic_eqn.cc b/techlibs/anlogic/anlogic_eqn.cc
index 741bf04cc..070d39a20 100644
--- a/techlibs/anlogic/anlogic_eqn.cc
+++ b/techlibs/anlogic/anlogic_eqn.cc
@@ -69,7 +69,7 @@ struct AnlogicEqnPass : public Pass {
extra_args(args, args.size(), design);
- size_t cnt = 0;
+ int cnt = 0;
for (auto module : design->selected_modules())
{
for (auto cell : module->selected_cells())
@@ -106,7 +106,7 @@ struct AnlogicEqnPass : public Pass {
}
}
}
- log_header(design, "Updated %lu of AL_MAP_LUT* elements with equation.\n", cnt);
+ log_header(design, "Updated %d of AL_MAP_LUT* elements with equation.\n", cnt);
}
} AnlogicEqnPass;
diff --git a/techlibs/common/simcells.v b/techlibs/common/simcells.v
index 289673e82..64720e598 100644
--- a/techlibs/common/simcells.v
+++ b/techlibs/common/simcells.v
@@ -230,6 +230,25 @@ endmodule
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
//-
+//- $_NMUX_ (A, B, S, Y)
+//-
+//- A 2-input inverting MUX gate.
+//-
+//- Truth table: A B S | Y
+//- -------+---
+//- 0 - 0 | 1
+//- 1 - 0 | 0
+//- - 0 1 | 1
+//- - 1 1 | 0
+//-
+module \$_NMUX_ (A, B, S, Y);
+input A, B, S;
+output Y;
+assign Y = S ? !B : !A;
+endmodule
+
+// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
+//-
//- $_MUX4_ (A, B, C, D, S, T, Y)
//-
//- A 4-input MUX gate.
diff --git a/techlibs/gowin/determine_init.cc b/techlibs/gowin/determine_init.cc
index 991e5245a..d9a0880f6 100644
--- a/techlibs/gowin/determine_init.cc
+++ b/techlibs/gowin/determine_init.cc
@@ -50,7 +50,7 @@ struct DetermineInitPass : public Pass {
extra_args(args, args.size(), design);
- size_t cnt = 0;
+ int cnt = 0;
for (auto module : design->selected_modules())
{
for (auto cell : module->selected_cells())
@@ -65,7 +65,7 @@ struct DetermineInitPass : public Pass {
}
}
}
- log_header(design, "Updated %lu cells with determined init value.\n", cnt);
+ log_header(design, "Updated %d cells with determined init value.\n", cnt);
}
} DetermineInitPass;
diff --git a/techlibs/xilinx/xc6s_brams_map.v b/techlibs/xilinx/xc6s_brams_map.v
index c9b33af42..16fd15e74 100644
--- a/techlibs/xilinx/xc6s_brams_map.v
+++ b/techlibs/xilinx/xc6s_brams_map.v
@@ -52,7 +52,7 @@ module \$__XILINX_RAMB8BWER_SDP (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DAT
.CLKBRDCLK(CLK2 ^ !CLKPOL2),
.ENBRDEN(A1EN),
.REGCEBREGCE(|1),
- .RSTB(|0)
+ .RSTBRST(|0)
);
endmodule
@@ -217,7 +217,7 @@ module \$__XILINX_RAMB8BWER_TDP (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DAT
.CLKBRDCLK(CLK3 ^ !CLKPOL3),
.ENBRDEN(|1),
.REGCEBREGCE(|0),
- .RSTB(|0),
+ .RSTBRST(|0),
.WEBWEU(B1EN_2)
);
end else begin
@@ -248,7 +248,7 @@ module \$__XILINX_RAMB8BWER_TDP (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DAT
.CLKBRDCLK(CLK3 ^ !CLKPOL3),
.ENBRDEN(|1),
.REGCEBREGCE(|0),
- .RSTB(|0),
+ .RSTBRST(|0),
.WEBWEU(B1EN_2)
);
end endgenerate
diff --git a/tests/various/.gitignore b/tests/various/.gitignore
index 7b3e8c68e..31078b298 100644
--- a/tests/various/.gitignore
+++ b/tests/various/.gitignore
@@ -1,2 +1,4 @@
/*.log
/*.out
+/write_gzip.v
+/write_gzip.v.gz
diff --git a/tests/various/write_gzip.ys b/tests/various/write_gzip.ys
new file mode 100644
index 000000000..030ec318e
--- /dev/null
+++ b/tests/various/write_gzip.ys
@@ -0,0 +1,16 @@
+read -vlog2k <<EOT
+module top(input a, output y);
+assign y = !a;
+endmodule
+EOT
+
+prep -top top
+write_verilog write_gzip.v.gz
+design -reset
+
+! rm -f write_gzip.v
+! gunzip write_gzip.v.gz
+read -vlog2k write_gzip.v
+! rm -f write_gzip.v
+hierarchy -top top
+select -assert-any top