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Diffstat (limited to 'src/verilog/Value.v')
-rw-r--r-- | src/verilog/Value.v | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/verilog/Value.v b/src/verilog/Value.v index d527b15..b1ee353 100644 --- a/src/verilog/Value.v +++ b/src/verilog/Value.v @@ -296,6 +296,11 @@ Inductive val_value_lessdef: val -> value -> Prop := val_value_lessdef (Vint i) v' | lessdef_undef: forall v, val_value_lessdef Vundef v. +Inductive opt_val_value_lessdef: option val -> value -> Prop := +| opt_lessdef_some: + forall v v', val_value_lessdef v v' -> opt_val_value_lessdef (Some v) v' +| opt_lessdef_none: forall v, opt_val_value_lessdef None v. + Lemma valueToZ_ZToValue : forall n z, (- Z.of_nat (2 ^ n) <= z < Z.of_nat (2 ^ n))%Z -> |