sir: native Vars small-step - #29
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State.evaluate takes the statement. sstore lookups live there. jump and evaluateTerminator return Except IRError (Locals × Control). ObservableOutcome lives in Core.
jump, evaluateTerminator, and resume propagate IR errors through Except. Characterization lemmas keep downstream proofs independent of the elaborated bind terms. Co-Authored-By: Mistral Vibe <vibe@mistral.ai>
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Native mixed-step for
Vars. Shared values, memory, control, and traces live inCore.Each effectful statement is its own constructor.
Program.Atpackages the cursor lookup with the operand binds.memoryPolicyadmits any disjoint placement of the requested size.bumpPolicyis the release bump;bumpPolicy_refines_memoryPolicy.Layout
Sir/Core/—Spec,Proofs/,TheoremsSir/Vars/—Spec,Proofs/,Theorems