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Merge pull request #4516 from YosysHQ/emil/src-attribute-std-string-wip

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Represent string constants as strings
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Emil J 2024-10-14 06:42:54 -07:00 • committed by GitHub
commit caf56ca3e8
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91 changed files with 949 additions and 644 deletions
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43
frontends/verific/verific.cc
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@ -236,23 +236,6 @@ RTLIL::IdString VerificImporter::new_verific_id(Verific::DesignObj *obj)
return s;
}
RTLIL::Const mkconst_str(const std::string &str)
{
RTLIL::Const val;
std::vector<RTLIL::State> data;
data.reserve(str.size() * 8);
for (size_t i = 0; i < str.size(); i++) {
unsigned char ch = str[str.size() - i - 1];
for (int j = 0; j < 8; j++) {
data.push_back((ch & 1) ? State::S1 : State::S0);
ch = ch >> 1;
}
}
val.bits = data;
val.flags |= RTLIL::CONST_FLAG_STRING;
return val;
}
static const RTLIL::Const extract_vhdl_boolean(std::string &val)
{
if (val == "false")
@ -295,7 +278,7 @@ static const RTLIL::Const extract_vhdl_char(std::string &val)
static const RTLIL::Const extract_real_value(std::string &val)
{
RTLIL::Const c = mkconst_str(val);
RTLIL::Const c(val);
c.flags |= RTLIL::CONST_FLAG_REAL;
return c;
}
@ -333,7 +316,7 @@ static const RTLIL::Const extract_vhdl_const(const char *value, bool output_sig
} else if (val == "true") {
c = RTLIL::Const::from_string("1");
} else {
c = mkconst_str(val);
c = RTLIL::Const(val);
log_warning("encoding value '%s' as string.\n", value);
}
if (is_signed)
@ -364,7 +347,7 @@ static const RTLIL::Const extract_verilog_const(const char *value, bool allow_s
} else if (allow_string) {
c = RTLIL::Const(val);
} else {
c = mkconst_str(val);
c = RTLIL::Const(val);
log_warning("encoding value '%s' as string.\n", value);
}
if (is_signed)
@ -1634,7 +1617,7 @@ void VerificImporter::import_netlist(RTLIL::Design *design, Netlist *nl, std::ma
if (*ascii_initdata == 0)
break;
if (*ascii_initdata == '0' || *ascii_initdata == '1') {
initval[bit_idx] = (*ascii_initdata == '0') ? State::S0 : State::S1;
initval.bits()[bit_idx] = (*ascii_initdata == '0') ? State::S0 : State::S1;
initval_valid = true;
}
ascii_initdata++;
@ -1756,9 +1739,9 @@ void VerificImporter::import_netlist(RTLIL::Design *design, Netlist *nl, std::ma
if (init_nets.count(net)) {
if (init_nets.at(net) == '0')
initval.bits.at(bitidx) = State::S0;
initval.bits().at(bitidx) = State::S0;
if (init_nets.at(net) == '1')
initval.bits.at(bitidx) = State::S1;
initval.bits().at(bitidx) = State::S1;
initval_valid = true;
init_nets.erase(net);
}
@ -1832,12 +1815,12 @@ void VerificImporter::import_netlist(RTLIL::Design *design, Netlist *nl, std::ma
initval = bit.wire->attributes.at(ID::init);
while (GetSize(initval) < GetSize(bit.wire))
initval.bits.push_back(State::Sx);
initval.bits().push_back(State::Sx);
if (it.second == '0')
initval.bits.at(bit.offset) = State::S0;
initval.bits().at(bit.offset) = State::S0;
if (it.second == '1')
initval.bits.at(bit.offset) = State::S1;
initval.bits().at(bit.offset) = State::S1;
bit.wire->attributes[ID::init] = initval;
}
@ -2024,7 +2007,7 @@ void VerificImporter::import_netlist(RTLIL::Design *design, Netlist *nl, std::ma
}
Const qx_init = Const(State::S1, width);
qx_init.bits.resize(2 * width, State::S0);
qx_init.bits().resize(2 * width, State::S0);
clocking.addDff(new_verific_id(inst), sig_dx, sig_qx, qx_init);
module->addXnor(new_verific_id(inst), sig_dx, sig_qx, sig_ox);
@ -2294,7 +2277,7 @@ void VerificImporter::import_netlist(RTLIL::Design *design, Netlist *nl, std::ma
continue;
if (non_ff_bits.count(SigBit(wire, i)))
initval[i] = State::Sx;
initval.bits()[i] = State::Sx;
}
if (wire->port_input) {
@ -2481,7 +2464,7 @@ Cell *VerificClocking::addDff(IdString name, SigSpec sig_d, SigSpec sig_q, Const
if (c.wire && c.wire->attributes.count(ID::init)) {
Const val = c.wire->attributes.at(ID::init);
for (int i = 0; i < GetSize(c); i++)
initval[offset+i] = val[c.offset+i];
initval.bits()[offset+i] = val[c.offset+i];
}
offset += GetSize(c);
}
@ -2552,7 +2535,7 @@ Cell *VerificClocking::addAldff(IdString name, RTLIL::SigSpec sig_aload, RTLIL::
if (c.wire && c.wire->attributes.count(ID::init)) {
Const val = c.wire->attributes.at(ID::init);
for (int i = 0; i < GetSize(c); i++)
initval[offset+i] = val[c.offset+i];
initval.bits()[offset+i] = val[c.offset+i];
}
offset += GetSize(c);
}