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yosys-smtbmc: improved --dump-vlogtb handling of memories

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This commit is contained in:
Clifford Wolf 2016-08-21 15:56:22 +02:00
parent cdd0b85e47
commit 7a33b9892a
3 changed files with 30 additions and 8 deletions
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14
backends/smt2/smtio.py
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@ -128,7 +128,7 @@ class smtio:
self.modinfo[self.curmod].wsize[fields[2]] = int(fields[3])
if fields[1] == "yosys-smt2-memory":
self.modinfo[self.curmod].memories[fields[2]] = (int(fields[3]), int(fields[4]))
self.modinfo[self.curmod].memories[fields[2]] = (int(fields[3]), int(fields[4]), int(fields[5]))
if fields[1] == "yosys-smt2-wire":
self.modinfo[self.curmod].wires.add(fields[2])
@ -309,6 +309,9 @@ class smtio:
return "".join(digits)
assert False
def bv2int(self, v):
return int(self.bv2bin(v), 2)
def get(self, expr):
self.write("(get-value (%s))" % (expr))
return self.parse(self.read())[0][1]
@ -342,11 +345,13 @@ class smtio:
assert net_path[-1] in self.modinfo[mod].wsize
return self.modinfo[mod].wsize[net_path[-1]]
def mem_expr(self, mod, base, path):
def mem_expr(self, mod, base, path, portidx=None, infomode=False):
if len(path) == 1:
assert mod in self.modinfo
assert path[0] in self.modinfo[mod].memories
return "(|%s_m %s| %s)" % (mod, path[0], base), self.modinfo[mod].memories[path[0]][0], self.modinfo[mod].memories[path[0]][1]
if infomode:
return self.modinfo[mod].memories[path[0]]
return "(|%s_m%s %s| %s)" % (mod, "" if portidx is None else ":%d" % portidx, path[0], base)
assert mod in self.modinfo
assert path[0] in self.modinfo[mod].cells
@ -355,6 +360,9 @@ class smtio:
nextbase = "(|%s_h %s| %s)" % (mod, path[0], base)
return self.mem_expr(nextmod, nextbase, path[1:])
def mem_info(self, mod, base, path):
return self.mem_expr(mod, base, path, infomode=True)
def get_net(self, mod_name, net_path, state_name):
return self.get(self.net_expr(mod_name, state_name, net_path))