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Add support for some serde serialization (#847)

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* Add support for some serde serialization
This commit is contained in:
Artur Jamro
2019-07-12 15:30:50 -07:00
committed by Dan Gohman
parent 8edc40cb49
commit 9e884b4433
8 changed files with 33 additions and 0 deletions
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2
cranelift/wasm/Cargo.toml
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@@ -19,6 +19,7 @@ hashmap_core = { version = "0.1.9", optional = true }
failure = { version = "0.1.1", default-features = false, features = ["derive"] }
failure_derive = { version = "0.1.1", default-features = false }
log = { version = "0.4.6", default-features = false }
serde = { version = "1.0.94", features = ["derive"], optional = true }
[dev-dependencies]
wabt = "0.7.0"
@@ -28,6 +29,7 @@ target-lexicon = "0.4.0"
default = ["std"]
std = ["cranelift-codegen/std", "cranelift-frontend/std", "wasmparser/std"]
core = ["hashmap_core", "cranelift-codegen/core", "cranelift-frontend/core", "wasmparser/core"]
enable-serde = ["serde"]
[badges]
maintenance = { status = "experimental" }

3
cranelift/wasm/src/translation_utils.rs
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@@ -3,10 +3,13 @@ use crate::environ::{WasmError, WasmResult};
use core::u32;
use cranelift_codegen::entity::entity_impl;
use cranelift_codegen::ir;
#[cfg(feature = "enable-serde")]
use serde::{Deserialize, Serialize};
use wasmparser;
/// Index type of a function (imported or defined) inside the WebAssembly module.
#[derive(Copy, Clone, PartialEq, Eq, Hash, PartialOrd, Ord, Debug)]
#[cfg_attr(feature = "enable-serde", derive(Serialize, Deserialize))]
pub struct FuncIndex(u32);
entity_impl!(FuncIndex);