mini-alloc: a very simple bump allocator

OffchainLabs · Nov 30, 2023 · 47c93f1 · 47c93f1
1 parent be5e5c8
commit 47c93f1
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Showing 9 changed files with 303 additions and 55 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,5 +1,5 @@
 [workspace]
-members = ["stylus-sdk", "stylus-proc"]
+members = ["stylus-sdk", "stylus-proc", "mini-alloc"]
 resolver = "2"
 
 [workspace.package]

diff --git a/examples/erc20/Cargo.lock b/examples/erc20/Cargo.lock
diff --git a/examples/erc20/Cargo.toml b/examples/erc20/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2021"
 alloy-primitives = "0.3.1"
 alloy-sol-types = "0.3.1"
 stylus-sdk = { path = "../../../stylus-sdk-rs/stylus-sdk" }
-wee_alloc = "0.4.5"
+mini-alloc = { path = "../../../stylus-sdk-rs/mini-alloc" }
 
 [features]
 export-abi = ["stylus-sdk/export-abi"]
@@ -19,4 +19,4 @@ lto = true
 panic = "abort"
 opt-level = "s"
 
-[workspace]
+[workspace]
diff --git a/examples/erc20/src/main.rs b/examples/erc20/src/main.rs
@@ -6,7 +6,7 @@ use alloc::{string::String, vec::Vec};
 use stylus_sdk::{alloy_primitives::U256, call, msg, prelude::*};
 
 #[global_allocator]
-static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT;
+static ALLOC: mini_alloc::MiniAlloc = mini_alloc::MiniAlloc::INIT;
 
 mod erc20;
 

diff --git a/mini-alloc/Cargo.toml b/mini-alloc/Cargo.toml
@@ -0,0 +1,16 @@
+[package]
+name = "mini-alloc"
+keywords = ["wasm", "stylus", "allocator"]
+description = "Very simple global allocator for WASM"
+readme = "README.md"
+
+authors.workspace = true
+edition.workspace = true
+license.workspace = true
+repository.workspace = true
+version.workspace = true
+
+[dev-dependencies]
+wasm-bindgen-test = "0.3.0"
+
+[dependencies]