diff options
Diffstat (limited to 'passes/pmgen/pmgen.py')
| -rw-r--r-- | passes/pmgen/pmgen.py | 72 |
1 files changed, 55 insertions, 17 deletions
diff --git a/passes/pmgen/pmgen.py b/passes/pmgen/pmgen.py index 7d33c4fc9..88d60d298 100644 --- a/passes/pmgen/pmgen.py +++ b/passes/pmgen/pmgen.py @@ -102,7 +102,9 @@ with open("%s.pmg" % prefix, "r") as f: block["cell"] = line[1] state_types[line[1]] = "Cell*"; + block["if"] = list() block["select"] = list() + block["index"] = list() block["filter"] = list() block["optional"] = False @@ -113,15 +115,25 @@ with open("%s.pmg" % prefix, "r") as f: if len(a) == 0 or a[0].startswith("//"): continue if a[0] == "endmatch": break + if a[0] == "if": + b = l.lstrip()[2:] + block["if"].append(rewrite_cpp(b.strip())) + continue + if a[0] == "select": b = l.lstrip()[6:] block["select"].append(rewrite_cpp(b.strip())) continue - if a[0] == "filter": - m = re.match(r"^\s*filter\s+<(.*?)>\s+(.*?)\s*===\s*(.*?)\s*$", l) + if a[0] == "index": + m = re.match(r"^\s*index\s+<(.*?)>\s+(.*?)\s*===\s*(.*?)\s*$", l) assert m - block["filter"].append((m.group(1), rewrite_cpp(m.group(2)), rewrite_cpp(m.group(3)))) + block["index"].append((m.group(1), rewrite_cpp(m.group(2)), rewrite_cpp(m.group(3)))) + continue + + if a[0] == "filter": + b = l.lstrip()[6:] + block["filter"].append(rewrite_cpp(b.strip())) continue if a[0] == "optional": @@ -167,15 +179,15 @@ with open("%s_pm.h" % prefix, "w") as f: print("struct {}_pm {{".format(prefix), file=f) print(" Module *module;", file=f) print(" SigMap sigmap;", file=f) - print(" std::function<void(struct {}_pm*)> on_accept;".format(prefix), file=f) + print(" std::function<void()> on_accept;".format(prefix), file=f) print("", file=f) for index in range(len(blocks)): block = blocks[index] if block["type"] == "match": index_types = list() - for filt in block["filter"]: - index_types.append(filt[0]) + for entry in block["index"]: + index_types.append(entry[0]) print(" typedef std::tuple<{}> index_{}_key_type;".format(", ".join(index_types), index), file=f) print(" dict<index_{}_key_type, vector<Cell*>> index_{};".format(index, index), file=f) print(" dict<SigBit, pool<Cell*>> sigusers;", file=f) @@ -208,7 +220,8 @@ with open("%s_pm.h" % prefix, "w") as f: print("", file=f) print(" void blacklist(Cell *cell) {", file=f) - print(" blacklist_cells.insert(cell);", file=f) + print(" if (cell != nullptr)", file=f) + print(" blacklist_cells.insert(cell);", file=f) print(" }", file=f) print("", file=f) @@ -248,6 +261,8 @@ with open("%s_pm.h" % prefix, "w") as f: print(" for (auto cell : cells) {", file=f) print(" for (auto &conn : cell->connections())", file=f) print(" add_siguser(conn.second, cell);", file=f) + print(" }", file=f) + print(" for (auto cell : cells) {", file=f) for index in range(len(blocks)): block = blocks[index] @@ -257,8 +272,8 @@ with open("%s_pm.h" % prefix, "w") as f: for expr in block["select"]: print(" if (!({})) break;".format(expr), file=f) print(" index_{}_key_type key;".format(index), file=f) - for field, filt in enumerate(block["filter"]): - print(" std::get<{}>(key) = {};".format(field, filt[1]), file=f) + for field, entry in enumerate(block["index"]): + print(" std::get<{}>(key) = {};".format(field, entry[1]), file=f) print(" index_{}[key].push_back(cell);".format(index), file=f) print(" } while (0);", file=f) @@ -266,15 +281,20 @@ with open("%s_pm.h" % prefix, "w") as f: print(" }", file=f) print("", file=f) - print(" void run(std::function<void(struct {}_pm*)> on_accept_f) {{".format(prefix), file=f) + print(" void match(std::function<void()> on_accept_f) {{".format(prefix), file=f) print(" on_accept = on_accept_f;", file=f) print(" rollback = 0;", file=f) + for s, t in sorted(state_types.items()): + if t.endswith("*"): + print(" st.{} = nullptr;".format(s), file=f) + else: + print(" st.{} = {}();".format(s, t), file=f) print(" block_0();", file=f) print(" }", file=f) print("", file=f) print("#define reject break", file=f) - print("#define accept do { on_accept(this); check_blacklist(); if (rollback) goto rollback_label; } while(0)", file=f) + print("#define accept do { on_accept(); check_blacklist(); if (rollback) goto rollback_label; } while(0)", file=f) print("", file=f) for index in range(len(blocks)): @@ -323,7 +343,7 @@ with open("%s_pm.h" % prefix, "w") as f: print("", file=f) for s in sorted(restore_st): t = state_types[s] - print(" {} backup_{} = st.{};".format(t, s, s), file=f) + print(" {} backup_{} = {};".format(t, s, s), file=f) if block["type"] == "code": print("", file=f) @@ -336,24 +356,42 @@ with open("%s_pm.h" % prefix, "w") as f: print("rollback_label: YS_ATTRIBUTE(unused);", file=f) print(" } while (0);", file=f) - if len(restore_st): + if len(restore_st) or len(nonconst_st): print("", file=f) for s in sorted(restore_st): t = state_types[s] - print(" st.{} = backup_{};".format(s, s), file=f) + print(" {} = backup_{};".format(s, s), file=f) + for s in sorted(nonconst_st): + if s not in restore_st: + t = state_types[s] + if t.endswith("*"): + print(" {} = nullptr;".format(s), file=f) + else: + print(" {} = {}();".format(s, t), file=f) elif block["type"] == "match": assert len(restore_st) == 0 + if len(block["if"]): + for expr in block["if"]: + print("", file=f) + print(" if (!({})) {{".format(expr), file=f) + print(" {} = nullptr;".format(block["cell"]), file=f) + print(" block_{}();".format(index+1), file=f) + print(" return;", file=f) + print(" }", file=f) + print("", file=f) print(" index_{}_key_type key;".format(index), file=f) - for field, filt in enumerate(block["filter"]): - print(" std::get<{}>(key) = {};".format(field, filt[2]), file=f) + for field, entry in enumerate(block["index"]): + print(" std::get<{}>(key) = {};".format(field, entry[2]), file=f) print(" const vector<Cell*> &cells = index_{}[key];".format(index), file=f) print("", file=f) print(" for (int idx = 0; idx < GetSize(cells); idx++) {", file=f) print(" {} = cells[idx];".format(block["cell"]), file=f) + for expr in block["filter"]: + print(" if (!({})) continue;".format(expr), file=f) print(" block_{}();".format(index+1), file=f) print(" if (rollback) {", file=f) print(" if (rollback != {}) {{".format(index+1), file=f) @@ -382,7 +420,7 @@ with open("%s_pm.h" % prefix, "w") as f: print("", file=f) print(" void block_{}() {{".format(len(blocks)), file=f) - print(" on_accept(this);", file=f) + print(" on_accept();", file=f) print(" check_blacklist();", file=f) print(" }", file=f) print("};", file=f) |