Add feature for objects' sizes estimation

lib/api/Cargo.toml

@@ -35,6 +35,10 @@ tracing = { version = "0.1" }
 wat = { version = "=1.0.71", optional = true }
 rustc-demangle = "0.1"
 shared-buffer = { workspace = true }
+loupe = { version = "0.1.3", optional = true, features = [
+	"indexmap",
+	"enable-indexmap",
+] }
 
 # Dependencies and Development Dependencies for `sys`.
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
@@ -67,7 +71,9 @@ macro-wasmer-universal-test = { version = "4.3.7", path = "./macro-wasmer-univer
 # Dependencies and Develoment Dependencies for `js`.
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 # - Mandatory dependencies for `js`.
-wasmer-types = { path = "../types", version = "=4.3.7", default-features = false, features = ["std"] }
+wasmer-types = { path = "../types", version = "=4.3.7", default-features = false, features = [
+	"std",
+] }
 wasm-bindgen = "0.2.74"
 js-sys = "0.3.51"
 wasmer-derive = { path = "../derive", version = "=4.3.7" }
@@ -99,6 +105,11 @@ default = ["sys-default"]
 # default = ["js-default"]
 std = []
 core = ["hashbrown"]
+artifact-size = [
+	"dep:loupe",
+	"wasmer-vm/artifact-size",
+	"wasmer-compiler/artifact-size",
+]
 
 # Features for `sys`.
 sys = ["wasmer-compiler/translator", "wasmer-compiler/compiler", "std"]
@@ -125,9 +136,9 @@ js-serializable-module = []
 
 # Optional
 enable-serde = [
-  "wasmer-vm/enable-serde",
-  "wasmer-compiler/enable-serde",
-  "wasmer-types/enable-serde",
+	"wasmer-vm/enable-serde",
+	"wasmer-compiler/enable-serde",
+	"wasmer-types/enable-serde",
 ]
 
 wasmer-artifact-load = ["wasmer-compiler/wasmer-artifact-load"]
@@ -137,17 +148,17 @@ static-artifact-create = ["wasmer-compiler/static-artifact-create"]
 
 [package.metadata.docs.rs]
 features = [
-  "compiler",
-  "core",
-  "cranelift",
-  "engine",
-  "jit",
-  "singlepass",
-  "static-artifact-create",
-  "static-artifact-load",
-  "sys",
-  "sys-default",
-  "wasmer-artifact-create",
-  "wasmer-artifact-load",
+	"compiler",
+	"core",
+	"cranelift",
+	"engine",
+	"jit",
+	"singlepass",
+	"static-artifact-create",
+	"static-artifact-load",
+	"sys",
+	"sys-default",
+	"wasmer-artifact-create",
+	"wasmer-artifact-load",
 ]
 rustc-args = ["--cfg", "docsrs"]

lib/api/src/exports.rs

@@ -58,6 +58,7 @@ pub enum ExportError {
 ///
 /// TODO: add examples of using exports
 #[derive(Clone, Default, PartialEq, Eq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Exports {
     map: IndexMap<String, Extern>,
 }

lib/api/src/externals/function.rs

@@ -84,6 +84,7 @@ mod private {
 ///   result in a panic.
 ///   [Closures as host functions tracking issue](https://github.com/wasmerio/wasmer/issues/1840)
 #[derive(Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Function(pub(crate) function_impl::Function);
 
 impl Function {

lib/api/src/externals/global.rs

@@ -22,6 +22,7 @@ use crate::sys::externals::global as global_impl;
 ///
 /// Spec: <https://webassembly.github.io/spec/core/exec/runtime.html#global-instances>
 #[derive(Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Global(pub(crate) global_impl::Global);
 
 impl Global {

lib/api/src/externals/memory.rs

@@ -30,6 +30,7 @@ use wasmer_types::{MemoryError, Pages};
 ///
 /// Spec: <https://webassembly.github.io/spec/core/exec/runtime.html#memory-instances>
 #[derive(Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Memory(pub(crate) memory_impl::Memory);
 
 impl Memory {

lib/api/src/externals/mod.rs

@@ -28,6 +28,7 @@ use crate::store::{AsStoreMut, AsStoreRef};
 ///
 /// Spec: <https://webassembly.github.io/spec/core/exec/runtime.html#external-values>
 #[derive(Clone, PartialEq, Eq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub enum Extern {
     /// A external [`Function`].
     Function(Function),

lib/api/src/externals/table.rs

@@ -23,6 +23,7 @@ use crate::Value;
 ///
 /// Spec: <https://webassembly.github.io/spec/core/exec/runtime.html#table-instances>
 #[derive(Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Table(pub(crate) table_impl::Table);
 
 impl Table {

lib/api/src/module.rs

@@ -42,6 +42,7 @@ pub enum IoCompileError {
 /// Cloning a module is cheap: it does a shallow copy of the compiled
 /// contents rather than a deep copy.
 #[derive(Clone, PartialEq, Eq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Module(pub(crate) module_imp::Module);
 
 impl Module {

lib/api/src/sys/externals/function.rs

@@ -13,6 +13,7 @@ use wasmer_vm::{
     VMFunction, VMFunctionContext, VMFunctionKind, VMTrampoline,
 };
 
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct Function {
     pub(crate) handle: StoreHandle<VMFunction>,

lib/api/src/sys/externals/global.rs

@@ -7,6 +7,7 @@ use crate::Mutability;
 use wasmer_vm::{StoreHandle, VMExtern, VMGlobal};
 
 #[derive(Debug, Clone)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Global {
     handle: StoreHandle<VMGlobal>,
 }

lib/api/src/sys/externals/memory.rs

@@ -19,6 +19,7 @@ use crate::{
 };
 
 #[derive(Debug, Clone)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Memory {
     pub(crate) handle: StoreHandle<VMMemory>,
 }

lib/api/src/sys/externals/table.rs

@@ -6,6 +6,7 @@ use crate::{vm::VMExternTable, ExternRef, Function, RuntimeError};
 use wasmer_vm::{StoreHandle, TableElement, Trap, VMExtern, VMTable};
 
 #[derive(Debug, Clone)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Table {
     handle: StoreHandle<VMTable>,
 }

lib/api/src/sys/module.rs

@@ -14,6 +14,7 @@ use crate::{
 };
 
 #[derive(Clone, PartialEq, Eq)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Module {
     // The field ordering here is actually significant because of the drop
     // order: we want to drop the artifact before dropping the engine.

lib/compiler/Cargo.toml

@@ -23,6 +23,11 @@ thiserror = "1.0"
 serde_bytes = { version = "0.11", optional = true }
 smallvec = "1.6"
 xxhash-rust = { version = "0.8.10", features = ["xxh64"] }
+loupe = { version = "0.1.3", optional = true, features = [
+	"indexmap",
+	"enable-indexmap",
+] }
+
 
 backtrace = "0.3"
 memmap2 = "0.6"
@@ -44,7 +49,9 @@ wasmer-vm = { path = "../vm", version = "=4.3.7" }
 region = { version = "3.0" }
 
 [target.'cfg(target_os = "windows")'.dependencies]
-windows-sys = { version = "0.59", features = ["Win32_System_Diagnostics_Debug"] }
+windows-sys = { version = "0.59", features = [
+	"Win32_System_Diagnostics_Debug",
+] }
 
 [features]
 default = ["std"]
@@ -60,15 +67,16 @@ static-artifact-create = ["wasmer-object"]
 std = ["wasmer-types/std"]
 core = ["hashbrown", "wasmer-types/core"]
 enable-serde = ["serde", "serde_bytes", "wasmer-types/enable-serde"]
+artifact-size = ["dep:loupe"]
 
 [badges]
 maintenance = { status = "experimental" }
 
 [package.metadata.docs.rs]
 features = [
-    "static-artifact-create",
-    "static-artifact-load",
-    "wasmer-artifact-create",
-    "wasmer-artifact-load",
+	"static-artifact-create",
+	"static-artifact-load",
+	"wasmer-artifact-create",
+	"wasmer-artifact-load",
 ]
 rustc-args = ["--cfg", "docsrs"]

lib/compiler/src/artifact_builders/artifact_builder.rs

@@ -34,6 +34,7 @@ use wasmer_types::{
 use wasmer_types::{MetadataHeader, SerializeError};
 
 /// A compiled wasm module, ready to be instantiated.
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct ArtifactBuild {
     serializable: SerializableModule,
 }
@@ -287,8 +288,16 @@ self_cell!(
     impl {Debug}
 );
 
+#[cfg(feature = "artifact-size")]
+impl loupe::MemoryUsage for ArtifactBuildFromArchiveCell {
+    fn size_of_val(&self, _tracker: &mut dyn loupe::MemoryUsageTracker) -> usize {
+        std::mem::size_of_val(self.borrow_owner()) + std::mem::size_of_val(self.borrow_dependent())
+    }
+}
+
 /// A compiled wasm module that was loaded from a serialized archive.
 #[derive(Clone, Debug)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct ArtifactBuildFromArchive {
     cell: Arc<ArtifactBuildFromArchiveCell>,
 

lib/compiler/src/engine/artifact.rs

@@ -44,6 +44,7 @@ use wasmer_types::{SerializableModule, SerializeError};
 use wasmer_vm::{FunctionBodyPtr, MemoryStyle, TableStyle, VMSharedSignatureIndex, VMTrampoline};
 use wasmer_vm::{InstanceAllocator, StoreObjects, TrapHandlerFn, VMConfig, VMExtern, VMInstance};
 
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct AllocatedArtifact {
     // This shows if the frame info has been regestered already or not.
     // Because the 'GlobalFrameInfoRegistration' ownership can be transfered to EngineInner
@@ -55,13 +56,16 @@ pub struct AllocatedArtifact {
     // so the GloabelFrameInfo and MMap stays in sync and get dropped at the same time
     frame_info_registration: Option<GlobalFrameInfoRegistration>,
     finished_functions: BoxedSlice<LocalFunctionIndex, FunctionBodyPtr>,
+
+    #[cfg_attr(feature = "artifact-size", loupe(skip))]
     finished_function_call_trampolines: BoxedSlice<SignatureIndex, VMTrampoline>,
     finished_dynamic_function_trampolines: BoxedSlice<FunctionIndex, FunctionBodyPtr>,
     signatures: BoxedSlice<SignatureIndex, VMSharedSignatureIndex>,
     finished_function_lengths: BoxedSlice<LocalFunctionIndex, usize>,
 }
 
 #[derive(Debug, PartialEq, Eq, PartialOrd, Ord)]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 #[repr(transparent)]
 /// A unique identifier for an Artifact.
 pub struct ArtifactId {
@@ -91,6 +95,7 @@ impl Default for ArtifactId {
 }
 
 /// A compiled wasm module, ready to be instantiated.
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct Artifact {
     id: ArtifactId,
     artifact: ArtifactBuildVariant,
@@ -102,6 +107,7 @@ pub struct Artifact {
 /// Artifacts may be created as the result of the compilation of a wasm
 /// module, corresponding to `ArtifactBuildVariant::Plain`, or loaded
 /// from an archive, corresponding to `ArtifactBuildVariant::Archived`.
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub enum ArtifactBuildVariant {
     Plain(ArtifactBuild),
     Archived(ArtifactBuildFromArchive),

lib/compiler/src/engine/trap/frame_info.rs

@@ -54,6 +54,7 @@ pub struct GlobalFrameInfo {
 
 /// An RAII structure used to unregister a module's frame information when the
 /// module is destroyed.
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 pub struct GlobalFrameInfoRegistration {
     /// The key that will be removed from the global `ranges` map when this is
     /// dropped.

lib/types/Cargo.toml

@@ -13,7 +13,10 @@ rust-version.workspace = true
 version.workspace = true
 
 [dependencies]
-serde = { version = "1.0", features = ["derive", "rc"], optional = true, default-features = false }
+serde = { version = "1.0", features = [
+	"derive",
+	"rc",
+], optional = true, default-features = false }
 serde_bytes = { version = "0.11", optional = true }
 thiserror = "1.0"
 more-asserts = "0.2"
@@ -26,6 +29,8 @@ bytecheck = "0.6.8"
 xxhash-rust = { version = "0.8.8", features = ["xxh64"] }
 sha2 = { version = "0.10" }
 hex = { version = "^0.4" }
+loupe = { version = "0.1.3", optional = true }
+
 
 # `rand` uses `getrandom` transitively, and to be able to
 # compile the project for `js`, we need to enable this feature
@@ -41,6 +46,7 @@ default = ["std"]
 std = []
 core = []
 enable-serde = ["serde", "serde/std", "serde_bytes", "indexmap/serde-1"]
+artifact-size = ["dep:loupe"]
 
 [package.metadata.docs.rs]
 rustc-args = ["--cfg", "docsrs"]

lib/types/src/compilation/address_map.rs

@@ -9,6 +9,7 @@ use serde::{Deserialize, Serialize};
 
 /// Single source location to generated address mapping.
 #[cfg_attr(feature = "enable-serde", derive(Serialize, Deserialize))]
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 #[derive(RkyvSerialize, RkyvDeserialize, Archive, Debug, Clone, Copy, PartialEq, Eq)]
 #[archive_attr(derive(rkyv::CheckBytes, Debug))]
 pub struct InstructionAddressMap {
@@ -23,6 +24,7 @@ pub struct InstructionAddressMap {
 }
 
 /// Function and its instructions addresses mappings.
+#[cfg_attr(feature = "artifact-size", derive(loupe::MemoryUsage))]
 #[cfg_attr(feature = "enable-serde", derive(Serialize, Deserialize))]
 #[derive(RkyvSerialize, RkyvDeserialize, Archive, Debug, Clone, PartialEq, Eq, Default)]
 #[archive_attr(derive(rkyv::CheckBytes, Debug))]