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Added $_BUF_ cell type

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This commit is contained in:
Clifford Wolf 2014-10-03 10:12:28 +02:00
parent 600c6cb013
commit c3e779a65f
5 changed files with 19 additions and 5 deletions
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3
kernel/celltypes.h
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@ -130,6 +130,7 @@ struct CellTypes
void setup_stdcells()
{
setup_type("$_BUF_", {"\\A"}, {"\\Y"}, true);
setup_type("$_NOT_", {"\\A"}, {"\\Y"}, true);
setup_type("$_AND_", {"\\A", "\\B"}, {"\\Y"}, true);
setup_type("$_NAND_", {"\\A", "\\B"}, {"\\Y"}, true);
@ -261,6 +262,8 @@ struct CellTypes
HANDLE_CELL_TYPE(neg)
#undef HANDLE_CELL_TYPE
if (type == "$_BUF_")
return arg1;
if (type == "$_NOT_")
return eval_not(arg1);
if (type == "$_AND_")

1
kernel/rtlil.cc
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@ -870,6 +870,7 @@ namespace {
return;
}
if (cell->type == "$_BUF_") { check_gate("AY"); return; }
if (cell->type == "$_NOT_") { check_gate("AY"); return; }
if (cell->type == "$_AND_") { check_gate("ABY"); return; }
if (cell->type == "$_NAND_") { check_gate("ABY"); return; }