feat(tracing): new tracer

.github/workflows/bench.yml

@@ -12,7 +12,7 @@ jobs:
     if: github.event_name == 'push'
     runs-on: ubuntu-amd64-8core
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
       - name: Run Criterion (save baseline "devel")
@@ -40,14 +40,14 @@ jobs:
       contents: read
       pull-requests: write  # needed to comment on PRs (won’t work for forks; see note below)
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
 
       # Try to fetch the latest successful baseline from devel
       - name: Download baseline from devel
         id: dl
-        uses: dawidd6/action-download-artifact@v3
+        uses: dawidd6/action-download-artifact@v11
         continue-on-error: true            # allow first PRs without a baseline
         with:
           workflow: bench.yml

Cargo.toml

@@ -1,9 +1,7 @@
 [package]
 name = "rwasm"
 edition = "2021"
-authors = [
-    "Dmitry Savonin <dmitry@fluentlabs.xyz>",
-]
+authors = ["Dmitry Savonin <dmitry@fluentlabs.xyz>"]
 repository = "https://github.com/fluentlabs-xyz/rwasm"
 readme = "README.md"
 license = "MIT"
@@ -16,28 +14,45 @@ hashbrown = { version = "0.15.2", features = ["alloc"] }
 tiny-keccak = { version = "2.0.2", features = ["keccak"] }
 paste = { version = "1.0", default-features = false }
 bytes = { version = "1.10.1", default-features = false }
-downcast-rs = { version = "2.0.1", default-features = false, features = ["sync"] }
-bincode = { version = "2.0.1", default-features = false, features = ["alloc", "derive"] }
+downcast-rs = { version = "2.0.1", default-features = false, features = [
+    "sync",
+] }
+bincode = { version = "2.0.1", default-features = false, features = [
+    "alloc",
+    "derive",
+] }
 num-traits = { version = "0.2", default-features = false }
 bitvec = { version = "1.0.1", default-features = false, features = ["alloc"] }
 libm = "0.2.1"
 smallvec = "1.15.0"
 num-derive = "0.4.2"
 spin = "0.10.0"
+fnv = { version = "1.0.7", default-features = false }
 
 # tracing
 serde = { version = "1.0.219", features = ["derive"], optional = true }
 
 # wasmtime
-wasmtime = { git = "https://github.com/fluentlabs-xyz/wasmtime", branch = "devel", optional = true, features = ["disable-fpu", "cache"] }
-#wasmtime = { path = "../wasmtime/crates/wasmtime", optional = true, features = ["disable-fpu"] }
+wasmtime = { git = "https://github.com/fluentlabs-xyz/wasmtime", branch = "devel", optional = true, features = [
+    "disable-fpu",
+    "cache",
+] }
+#wasmtime = { path = "../wasmtime/crates/wasmtime", optional = true, features = ["disable-fpu", "cache"] }
 anyhow = { version = "1.0.98", default-features = false, optional = true }
 directories = { version = "6.0.0", optional = true }
 futures = { version = "0.3.31", optional = true }
+cfg-if = "1.0.4"
 
 # wasmi
 wasmi = { version = "0.47.0", default-features = false }
 
+# unix-memory
+libc = { version = "0.2.172", default-features = false, features = [
+    "align",
+    "extra_traits",
+    "const-extern-fn",
+], optional = true }
+
 [dev-dependencies]
 rand = "0.9.1"
 wat = "1.230.0"
@@ -51,14 +66,21 @@ std = [
     "num-traits/std",
     "bitvec/std",
     "wasmtime?/std",
+    "unix-memory",
+    "pooling-allocator",
 ]
 more-max-pages = []
-serde = [
-    "dep:serde", "serde/derive"
-]
+serde = ["dep:serde", "serde/derive"]
 tracing = ["serde"]
-debug-print = []
+test-build = []
+debug-print = ["std"]
 fpu = []
 wasmtime = ["dep:wasmtime", "dep:anyhow", "dep:futures"]
 cache-compiled-artifacts = ["wasmtime", "dep:directories"]
-pooling-allocator = []
+pooling-allocator = []
+unix-memory = ["dep:libc"]
+
+[[test]]
+name = "integration"
+path = "tests/snippets.rs"
+required-features = ["test-build"]

Makefile

@@ -5,11 +5,14 @@ test-specific-cases:
 	cd wasm && make
 	cd snippets && make
 	# run tests
-	cargo test --color=always --no-fail-fast --manifest-path Cargo.toml
-	cargo test --color=always --no-fail-fast --manifest-path e2e/Cargo.toml
+	cargo test --color=always --no-fail-fast --manifest-path Cargo.toml --no-default-features --features=std,wasmtime
+	cargo test --color=always --no-fail-fast --manifest-path Cargo.toml --no-default-features --features=std,wasmtime,unix-memory
+	cargo test --color=always --no-fail-fast --manifest-path e2e/Cargo.toml --no-default-features --features=std,wasmtime
+	cargo test --color=always --no-fail-fast --manifest-path e2e/Cargo.toml --no-default-features --features=std,wasmtime,unix-memory
 	cargo +nightly-2025-09-20 test --color=always --no-fail-fast --manifest-path snippets/Cargo.toml
 	# run nitro test (with release flag)
-	cargo test --release --package rwasm --test nitro-verifier test_nitro_verifier -- --ignored
+	cargo test --release --package rwasm --test nitro-verifier test_nitro_verifier --no-default-features --features=std,wasmtime -- --ignored
+	cargo test --release --package rwasm --test nitro-verifier test_nitro_verifier --no-default-features --features=std,wasmtime,unix-memory -- --ignored
 
 .PHONY: coverage
 coverage:
@@ -31,4 +34,8 @@ clean:
 	# Delete all Cargo.lock files except the root
 	find . -name Cargo.lock ! -path './Cargo.lock' -type f -exec rm -f {} +
 
+.PHONY: test
+test:
+	cargo test
+
 all: test-specific-cases

benchmarks/.gitignore

@@ -1,4 +1,4 @@
 target
 Cargo.lock
 lib.wat
-lib.wasm
+lib.wasm

benchmarks/Cargo.toml

@@ -17,12 +17,42 @@ debug-assertions = false
 rpath = false
 codegen-units = 1
 
-[dependencies]
-criterion = { version = "0.7.0", default-features = false, features = [] }
-
 [dev-dependencies]
+criterion = { version = "0.7.0", default-features = false, features = [] }
 rwasm = { path = "..", features = ["std", "wasmtime"] }
+rand = { version = "0.9.2" }
+wat = "1.230.0"
+bitvec = { version = "1.0.1", default-features = false, features = ["alloc"] }
+revm-interpreter = "25.0.3"
+revm-bytecode = "6.2.2"
+hex-literal = "1.0.0"
 
 [[bench]]
-name = "bench"
-harness = false
+name = "bitvec"
+harness = false
+
+[[bench]]
+name = "compilation"
+harness = false
+
+[[bench]]
+name = "fib32"
+harness = false
+
+[[bench]]
+name = "fib64"
+harness = false
+
+[[bench]]
+name = "fib256"
+harness = false
+
+[[bench]]
+name = "parsing"
+harness = false
+
+[dependencies]
+alloy-primitives = { version = "1.4.0", default-features = false }
+
+[features]
+default = ["rwasm/unix-memory"]

benchmarks/Makefile

@@ -1,5 +1,5 @@
 .PHONY: build
 build:
-	RUSTFLAGS="-C link-arg=-zstack-size=0" cargo b --target=wasm32-unknown-unknown --release --no-default-features
+	RUSTFLAGS="-C link-arg=-zstack-size=1024" cargo b --target-dir=./target --target=wasm32-unknown-unknown --release --no-default-features
 	cp ./target/wasm32-unknown-unknown/release/fib.wasm ./lib.wasm
-	wasm2wat ./lib.wasm > ./lib.wat || true
+	wasm2wat ./lib.wasm > ./lib.wat || true