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Make allocation instructions exact #103

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Make allocation instructions exact #103

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14 changes: 7 additions & 7 deletions specification/wasm-latest/2.3-validation.instructions.spectec
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Original file line number Diff line number Diff line change
Expand Up @@ -253,11 +253,11 @@ rule Instr_ok/i31.get:
;; Structure instructions

rule Instr_ok/struct.new:
C |- STRUCT.NEW x : $unpack(zt)* -> (REF (_IDX x))
C |- STRUCT.NEW x : $unpack(zt)* -> (REF (EXACT (_IDX x)))
-- ExpandDesc: C.TYPES[x] ~~ describestype? eps STRUCT (mut? zt)*

rule Instr_ok/struct.new_default:
C |- STRUCT.NEW_DEFAULT x : eps -> (REF (_IDX x))
C |- STRUCT.NEW_DEFAULT x : eps -> (REF (EXACT (_IDX x)))
-- ExpandDesc: C.TYPES[x] ~~ describestype? eps STRUCT (mut? zt)*
-- (Defaultable: |- $unpack(zt) DEFAULTABLE)*

Expand Down Expand Up @@ -288,25 +288,25 @@ rule Instr_ok/struct.set:
;; Array instructions

rule Instr_ok/array.new:
C |- ARRAY.NEW x : $unpack(zt) I32 -> (REF (_IDX x))
C |- ARRAY.NEW x : $unpack(zt) I32 -> (REF (EXACT (_IDX x)))
-- Expand: C.TYPES[x] ~~ ARRAY (mut? zt)

rule Instr_ok/array.new_default:
C |- ARRAY.NEW_DEFAULT x : I32 -> (REF (_IDX x))
C |- ARRAY.NEW_DEFAULT x : I32 -> (REF (EXACT (_IDX x)))
-- Expand: C.TYPES[x] ~~ ARRAY (mut? zt)
-- Defaultable: |- $unpack(zt) DEFAULTABLE

rule Instr_ok/array.new_fixed:
C |- ARRAY.NEW_FIXED x n : $unpack(zt)^n -> (REF (_IDX x))
C |- ARRAY.NEW_FIXED x n : $unpack(zt)^n -> (REF (EXACT (_IDX x)))
-- Expand: C.TYPES[x] ~~ ARRAY (mut? zt)

rule Instr_ok/array.new_elem:
C |- ARRAY.NEW_ELEM x y : I32 I32 -> (REF (_IDX x))
C |- ARRAY.NEW_ELEM x y : I32 I32 -> (REF (EXACT (_IDX x)))
-- Expand: C.TYPES[x] ~~ ARRAY (mut? rt)
-- Reftype_sub: C |- C.ELEMS[y] <: rt

rule Instr_ok/array.new_data:
C |- ARRAY.NEW_DATA x y : I32 I32 -> (REF (_IDX x))
C |- ARRAY.NEW_DATA x y : I32 I32 -> (REF (EXACT (_IDX x)))
-- Expand: C.TYPES[x] ~~ ARRAY (mut? zt)
-- if $unpack(zt) = numtype \/ $unpack(zt) = vectype
-- if C.DATAS[y] = OK
Expand Down
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