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Moved smt2 yosys info parsing from smtbmc.py to smtio.py

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This commit is contained in:
Clifford Wolf 2016-07-11 11:49:05 +02:00
parent cdb58f68ab
commit 0153ad85d9
3 changed files with 56 additions and 16 deletions
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45
backends/smt2/smtio.py
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@ -22,6 +22,15 @@ import subprocess
from select import select
from time import time
class smtmodinfo:
def __init__(self):
self.inputs = set()
self.outputs = set()
self.registers = set()
self.wires = set()
self.wsize = dict()
self.cells = dict()
class smtio:
def __init__(self, solver=None, debug_print=None, debug_file=None, timeinfo=None, opts=None):
if opts is not None:
@ -63,6 +72,10 @@ class smtio:
self.p = subprocess.Popen(popen_vargs, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
self.start_time = time()
self.modinfo = dict()
self.curmod = None
self.topmod = None
def setup(self, logic="ALL", info=None):
self.write("(set-logic %s)" % logic)
if info is not None:
@ -84,6 +97,38 @@ class smtio:
self.p.stdin.write(bytes(stmt + "\n", "ascii"))
self.p.stdin.flush()
def getinfo(self, stmt):
if not stmt.startswith("; yosys-smt2-"):
return
fields = stmt.split()
if fields[1] == "yosys-smt2-module":
self.curmod = fields[2]
self.modinfo[self.curmod] = smtmodinfo()
if fields[1] == "yosys-smt2-cell":
self.modinfo[self.curmod].cells[fields[3]] = fields[2]
if fields[1] == "yosys-smt2-topmod":
self.topmod = fields[2]
if fields[1] == "yosys-smt2-input":
self.modinfo[self.curmod].inputs.add(fields[2])
self.modinfo[self.curmod].wsize[fields[2]] = int(fields[3])
if fields[1] == "yosys-smt2-output":
self.modinfo[self.curmod].outputs.add(fields[2])
self.modinfo[self.curmod].wsize[fields[2]] = int(fields[3])
if fields[1] == "yosys-smt2-register":
self.modinfo[self.curmod].registers.add(fields[2])
self.modinfo[self.curmod].wsize[fields[2]] = int(fields[3])
if fields[1] == "yosys-smt2-wire":
self.modinfo[self.curmod].wires.add(fields[2])
self.modinfo[self.curmod].wsize[fields[2]] = int(fields[3])
def read(self):
stmt = []
count_brackets = 0