| refs = r + refs0, mkfs(class, ty, fieldvar) ' ∈ instfields(st[r -- _type] .type .class), st[r0 -- _type] .type ≤ ty, is_obj(r, st), junkrefs(str, refs, (st[r -- mkfs(class, ty, fieldvar) ', refval(r0)][r -- _type]) .type, st[r -- mkfs(class, ty, fieldvar) ', refval(r0)]) ⊦ r0 = jvmref, refs = [], junkref(str, r0, st), junkref(str, r, st) |
mkfs(class, ty, fieldvar) ' ∈ instfields(st[r -- _type] .type .class), st[r0 -- _type] .type ≤ ty, is_obj(r, st), junkrefs(str, r ' + refs0, (st[r -- mkfs(class, ty, fieldvar) ', refval(r0)][r -- _type]) .type, st[r -- mkfs(class, ty, fieldvar) ', refval(r0)]) ⊦ r0 = jvmref, junkref(str, r0, st), junkref(str, r, st)
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1], [CSIMPSEQ : ⊦ r ' + refs ≠ []], [CSIMPSEQ : ⊦ r + refs = r ' + refs])]]