diff options
Diffstat (limited to 'src/literal.h')
| -rw-r--r-- | src/literal.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/literal.h b/src/literal.h index 9d7ac2222..b484fc3b8 100644 --- a/src/literal.h +++ b/src/literal.h @@ -45,17 +45,17 @@ class Literal { uint8_t v128[16]; // funcref function name. `isNull()` indicates a `null` value. Name func; - // A reference to GC data, either a Struct or an Array. For both of those - // we store the referred data as a Literals object (which is natural for an + // A reference to GC data, either a Struct or an Array. For both of those we + // store the referred data as a Literals object (which is natural for an // Array, and for a Struct, is just the fields in order). The type is used // to indicate whether this is a Struct or an Array, and of what type. We // also use this to store String data, as it is similarly stored on the - // heap. + // heap. For externrefs, the gcData is the same as for the corresponding + // internal references and the values are only differentiated by the type. + // Externalized i31 references have a gcData containing the internal i31 + // reference as its sole value even though internal i31 references do not + // have a gcData. std::shared_ptr<GCData> gcData; - // TODO: Literals of type `anyref` can only be `null` currently but we - // will need to represent external values eventually, to - // 1) run the spec tests and fuzzer with reference types enabled and - // 2) avoid bailing out when seeing a reference typed value in precompute }; public: @@ -665,6 +665,9 @@ public: Literal relaxedFmaF64x2(const Literal& left, const Literal& right) const; Literal relaxedFmsF64x2(const Literal& left, const Literal& right) const; + Literal externalize() const; + Literal internalize() const; + private: Literal addSatSI8(const Literal& other) const; Literal addSatUI8(const Literal& other) const; |