def native_add

stelliferous@0.0.2.0 · proofs/bounded_u32_arithmetic.bend:26

import Base
import stelliferous@0.0.2.0/proofs/word_arithmetic.bend as WordArithmetic

26def native_add(+a: U32,+b: U32) -> {U32.add(a,b) == U32.from_nat(Nat.add(U32.to_nat(a),U32.to_nat(b))) : U32}:
27  %native_roundtrip(a) : {U32.add(_,b) == U32.from_nat(Nat.add(U32.to_nat(a),U32.to_nat(b))) : U32}
28  %native_roundtrip(b) : {U32.add(U32.from_nat(U32.to_nat(a)),_) == U32.from_nat(Nat.add(U32.to_nat(a),U32.to_nat(b))) : U32}
29  WordArithmetic.native_add(U32.to_nat(a),U32.to_nat(b))