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Proof step 27 from proof fits-put-01 (previous step)

st[r -- sk] = refval(r0), st[r -- _type] .type = mkclasstype(class), sk ∈ instfields(class), is_referencevalue(st[r0 -- sks0]), r1 ∈ st, fits(r0, sks0, st), okarray(r1, byte_type, st), is_obj(str, r, st), is_referencevalue(st[r0 -- sks0]) ∧ okarray(r1, byte_type, st) ∧ fits(r0, sks0, st) ∧ r1 ∈ st ∧ is_valid_ref(str, r0, st) → r1 = jvmref ∨ r0 = jvmref ∨ fits(r0, sks0, st[r1 -- i ', byteval(by)]) ∨ junkref(str, r0, st) ⊦ r = r1, r = jvmref, r1 = jvmref, sks0 = [], fits(r0, sks0, st[r1 -- i ', byteval(by)]), junkref(str, r, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 26:
st[r -- sk] = refval(r0), st[r -- _type] .type = mkclasstype(class), sk ∈ instfields(class), is_referencevalue(st[r0 -- sks0]), r1 ∈ st, fits(r0, sks0, st), okarray(r1, byte_type, st), is_obj(str, r, st), is_valid_ref(str, r0, st) → r0 = jvmref ∨ junkref(str, r0, st) ⊦ r = r1, r = jvmref, r1 = jvmref, sks0 = [], fits(r0, sks0, st[r1 -- i ', byteval(by)]), junkref(str, r, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]