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Emil J. Tywoniak 2026-06-12 00:18:53 +02:00
parent afdae7b87e
commit c3ffbf6fae
229 changed files with 3902 additions and 3835 deletions
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76
kernel/cost.h
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@ -34,52 +34,52 @@ struct CellCosts
public:
CellCosts(RTLIL::Design *design) : design_(design) { }
static const dict<RTLIL::IdString, int>& default_gate_cost() {
static const dict<TwineRef, int>& default_gate_cost() {
// Default size heuristics for several common PDK standard cells
// used by abc and stat
static const dict<RTLIL::IdString, int> db = {
{ ID($_BUF_), 1 },
{ ID($_NOT_), 2 },
{ ID($_AND_), 4 },
{ ID($_NAND_), 4 },
{ ID($_OR_), 4 },
{ ID($_NOR_), 4 },
{ ID($_ANDNOT_), 4 },
{ ID($_ORNOT_), 4 },
{ ID($_XOR_), 5 },
{ ID($_XNOR_), 5 },
{ ID($_AOI3_), 6 },
{ ID($_OAI3_), 6 },
{ ID($_AOI4_), 7 },
{ ID($_OAI4_), 7 },
{ ID($_MUX_), 4 },
{ ID($_NMUX_), 4 },
static const dict<TwineRef, int> db = {
{ TW($_BUF_), 1 },
{ TW($_NOT_), 2 },
{ TW($_AND_), 4 },
{ TW($_NAND_), 4 },
{ TW($_OR_), 4 },
{ TW($_NOR_), 4 },
{ TW($_ANDNOT_), 4 },
{ TW($_ORNOT_), 4 },
{ TW($_XOR_), 5 },
{ TW($_XNOR_), 5 },
{ TW($_AOI3_), 6 },
{ TW($_OAI3_), 6 },
{ TW($_AOI4_), 7 },
{ TW($_OAI4_), 7 },
{ TW($_MUX_), 4 },
{ TW($_NMUX_), 4 },
};
return db;
}
static const dict<RTLIL::IdString, int>& cmos_gate_cost() {
static const dict<TwineRef, int>& cmos_gate_cost() {
// Estimated CMOS transistor counts for several common PDK standard cells
// used by stat and optionally by abc
static const dict<RTLIL::IdString, int> db = {
{ ID($_BUF_), 1 },
{ ID($_NOT_), 2 },
{ ID($_AND_), 6 },
{ ID($_NAND_), 4 },
{ ID($_OR_), 6 },
{ ID($_NOR_), 4 },
{ ID($_ANDNOT_), 6 },
{ ID($_ORNOT_), 6 },
{ ID($_XOR_), 12 },
{ ID($_XNOR_), 12 },
{ ID($_AOI3_), 6 },
{ ID($_OAI3_), 6 },
{ ID($_AOI4_), 8 },
{ ID($_OAI4_), 8 },
{ ID($_MUX_), 12 },
{ ID($_NMUX_), 10 },
{ ID($_DFF_P_), 16 },
{ ID($_DFF_N_), 16 },
static const dict<TwineRef, int> db = {
{ TW($_BUF_), 1 },
{ TW($_NOT_), 2 },
{ TW($_AND_), 6 },
{ TW($_NAND_), 4 },
{ TW($_OR_), 6 },
{ TW($_NOR_), 4 },
{ TW($_ANDNOT_), 6 },
{ TW($_ORNOT_), 6 },
{ TW($_XOR_), 12 },
{ TW($_XNOR_), 12 },
{ TW($_AOI3_), 6 },
{ TW($_OAI3_), 6 },
{ TW($_AOI4_), 8 },
{ TW($_OAI4_), 8 },
{ TW($_MUX_), 12 },
{ TW($_NMUX_), 10 },
{ TW($_DFF_P_), 16 },
{ TW($_DFF_N_), 16 },
};
return db;
}