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Add $_ANDNOT_ and $_ORNOT_ gates

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This commit is contained in:
Clifford Wolf 2017-05-17 09:08:29 +02:00
parent 9f4fbc5e74
commit 05cdd58c8d
14 changed files with 211 additions and 91 deletions
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16
backends/simplec/simplec.cc
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@ -397,7 +397,7 @@ struct SimplecWorker
return;
}
if (cell->type.in("$_AND_", "$_NAND_", "$_OR_", "$_NOR_", "$_XOR_", "$_XNOR_"))
if (cell->type.in("$_AND_", "$_NAND_", "$_OR_", "$_NOR_", "$_XOR_", "$_XNOR_", "$_ANDNOT_", "$_ORNOT_"))
{
SigBit a = sigmaps.at(work->module)(cell->getPort("\\A"));
SigBit b = sigmaps.at(work->module)(cell->getPort("\\B"));
@ -407,12 +407,14 @@ struct SimplecWorker
string b_expr = b.wire ? util_get_bit(work->prefix + cid(b.wire->name), b.wire->width, b.offset) : b.data ? "1" : "0";
string expr;
if (cell->type == "$_AND_") expr = stringf("%s & %s", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_NAND_") expr = stringf("!(%s & %s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_OR_") expr = stringf("%s | %s", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_NOR_") expr = stringf("!(%s | %s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_XOR_") expr = stringf("%s ^ %s", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_XNOR_") expr = stringf("!(%s ^ %s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_AND_") expr = stringf("%s & %s", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_NAND_") expr = stringf("!(%s & %s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_OR_") expr = stringf("%s | %s", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_NOR_") expr = stringf("!(%s | %s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_XOR_") expr = stringf("%s ^ %s", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_XNOR_") expr = stringf("!(%s ^ %s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_ANDNOT_") expr = stringf("%s & (!%s)", a_expr.c_str(), b_expr.c_str());
if (cell->type == "$_ORNOT_") expr = stringf("%s | (!%s)", a_expr.c_str(), b_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) +