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back.rtlil: implement Array.

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This commit is contained in:
whitequark 2018-12-17 01:15:23 +00:00
parent 87cd045ac3
commit 850674637a
3 changed files with 53 additions and 7 deletions
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9
nmigen/hdl/ast.py
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@ -902,6 +902,9 @@ class ValueKey:
self.value.width))
elif isinstance(self.value, Cat):
return hash(tuple(ValueKey(o) for o in self.value.operands))
elif isinstance(self.value, ArrayProxy):
return hash((ValueKey(self.value.index),
tuple(ValueKey(e) for e in self.value._iter_as_values())))
else: # :nocov:
raise TypeError("Object '{!r}' cannot be used as a key in value collections"
.format(self.value))
@ -932,6 +935,12 @@ class ValueKey:
elif isinstance(self.value, Cat):
return all(ValueKey(a) == ValueKey(b)
for a, b in zip(self.value.operands, other.value.operands))
elif isinstance(self.value, ArrayProxy):
return (ValueKey(self.value.index) == ValueKey(other.value.index) and
len(self.value.elems) == len(other.value.elems) and
all(ValueKey(a) == ValueKey(b)
for a, b in zip(self.value._iter_as_values(),
other.value._iter_as_values())))
else: # :nocov:
raise TypeError("Object '{!r}' cannot be used as a key in value collections"
.format(self.value))