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Bug 1519454 - Put malloc_size_of_derive on crates.io, and add a reduced fork of malloc_size_of for WebRender. r=emilio

Browse Source 
Differential Revision: https://phabricator.services.mozilla.com/D16353


--HG--
rename : servo/components/malloc_size_of_derive/LICENSE-APACHE => gfx/wr/wr_malloc_size_of/LICENSE-APACHE
rename : servo/components/malloc_size_of_derive/LICENSE-MIT => gfx/wr/wr_malloc_size_of/LICENSE-MIT
rename : servo/components/malloc_size_of_derive/LICENSE-APACHE => third_party/rust/malloc_size_of_derive/LICENSE-APACHE
rename : servo/components/malloc_size_of_derive/LICENSE-MIT => third_party/rust/malloc_size_of_derive/LICENSE-MIT
rename : servo/components/malloc_size_of_derive/lib.rs => third_party/rust/malloc_size_of_derive/lib.rs
This commit is contained in:
Bobby Holley 2019-01-09 12:14:21 -08:00
parent 1b63fe08ee
commit b381fba212
18 changed files with 777 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
Cargo.lock generated
View File

@ -1476,7 +1476,8 @@ dependencies = [
[[package]]
name = "malloc_size_of_derive"
version = "0.0.1"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
"syn 0.15.24 (registry+https://github.com/rust-lang/crates.io-index)",
@ -2431,7 +2432,7 @@ dependencies = [
"lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
"malloc_size_of 0.0.1",
"malloc_size_of_derive 0.0.1",
"malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
"new_debug_unreachable 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"nsstring 0.1.0",
@ -2481,7 +2482,7 @@ dependencies = [
"cssparser 0.25.0 (registry+https://github.com/rust-lang/crates.io-index)",
"euclid 0.19.4 (registry+https://github.com/rust-lang/crates.io-index)",
"malloc_size_of 0.0.1",
"malloc_size_of_derive 0.0.1",
"malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"selectors 0.21.0",
"servo_arc 0.1.1",
]
@ -2995,6 +2996,7 @@ dependencies = [
"lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
"malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
"plane-split 0.13.3 (registry+https://github.com/rust-lang/crates.io-index)",
"rayon 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -3006,6 +3008,7 @@ dependencies = [
"time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
"webrender_api 0.58.0",
"webrender_build 0.0.1",
"wr_malloc_size_of 0.0.1",
]
[[package]]
@ -3020,10 +3023,12 @@ dependencies = [
"core-graphics 0.17.1 (registry+https://github.com/rust-lang/crates.io-index)",
"dwrote 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
"euclid 0.19.4 (registry+https://github.com/rust-lang/crates.io-index)",
"malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_bytes 0.10.4 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_derive 1.0.80 (git+https://github.com/servo/serde?branch=deserialize_from_enums9)",
"time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
"wr_malloc_size_of 0.0.1",
]
[[package]]
@ -3108,6 +3113,14 @@ dependencies = [
"winapi 0.3.6 (git+https://github.com/froydnj/winapi-rs?branch=aarch64)",
]
[[package]]
name = "wr_malloc_size_of"
version = "0.0.1"
dependencies = [
"app_units 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
"euclid 0.19.4 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "ws2_32-sys"
version = "0.2.1"
@ -3311,6 +3324,7 @@ dependencies = [
"checksum lock_api 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "62ebf1391f6acad60e5c8b43706dde4582df75c06698ab44511d15016bc2442c"
"checksum log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
"checksum log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "d4fcce5fa49cc693c312001daf1d13411c4a5283796bac1084299ea3e567113f"
"checksum malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "35adee9ed962cf7d07d62cb58bc45029f3227f5b5b86246caa8632f06c187bc3"
"checksum matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "100aabe6b8ff4e4a7e32c1c13523379802df0772b82466207ac25b013f193376"
"checksum memchr 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "148fab2e51b4f1cfc66da2a7c32981d1d3c083a803978268bb11fe4b86925e7a"
"checksum memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "796fba70e76612589ed2ce7f45282f5af869e0fdd7cc6199fa1aa1f1d591ba9d"

35
gfx/wr/Cargo.lock generated
View File

@ -757,6 +757,16 @@ dependencies = [
"libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "malloc_size_of_derive"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"proc-macro2 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
"syn 0.15.17 (registry+https://github.com/rust-lang/crates.io-index)",
"synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "matches"
version = "0.1.6"
@ -1320,6 +1330,17 @@ dependencies = [
"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "synstructure"
version = "0.10.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"proc-macro2 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
"quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
"syn 0.15.17 (registry+https://github.com/rust-lang/crates.io-index)",
"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "tempfile"
version = "3.0.2"
@ -1553,6 +1574,7 @@ dependencies = [
"lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
"malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"mozangle 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
"num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
"pathfinder_font_renderer 0.5.0 (git+https://github.com/pcwalton/pathfinder?branch=webrender)",
@ -1572,6 +1594,7 @@ dependencies = [
"time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
"webrender_api 0.58.0",
"webrender_build 0.0.1",
"wr_malloc_size_of 0.0.1",
"ws 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
]
@ -1602,10 +1625,12 @@ dependencies = [
"dwrote 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
"euclid 0.19.4 (registry+https://github.com/rust-lang/crates.io-index)",
"ipc-channel 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
"malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_bytes 0.10.4 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_derive 1.0.80 (git+https://github.com/servo/serde?branch=deserialize_from_enums9)",
"time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
"wr_malloc_size_of 0.0.1",
]
[[package]]
@ -1674,6 +1699,14 @@ dependencies = [
"x11-dl 2.17.5 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "wr_malloc_size_of"
version = "0.0.1"
dependencies = [
"app_units 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
"euclid 0.19.4 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "wrench"
version = "0.3.0"
@ -1861,6 +1894,7 @@ dependencies = [
"checksum lyon_path 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e9dc8e0746b7cca11960b602f7fe037bb067746a01eab4aa502fed1494544843"
"checksum lzw 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7d947cbb889ed21c2a84be6ffbaebf5b4e0f4340638cba0444907e38b56be084"
"checksum malloc_buf 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "62bb907fe88d54d8d9ce32a3cceab4218ed2f6b7d35617cafe9adf84e43919cb"
"checksum malloc_size_of_derive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "35adee9ed962cf7d07d62cb58bc45029f3227f5b5b86246caa8632f06c187bc3"
"checksum matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "100aabe6b8ff4e4a7e32c1c13523379802df0772b82466207ac25b013f193376"
"checksum memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "796fba70e76612589ed2ce7f45282f5af869e0fdd7cc6199fa1aa1f1d591ba9d"
"checksum memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e2ffa2c986de11a9df78620c01eeaaf27d94d3ff02bf81bfcca953102dd0c6ff"
@ -1925,6 +1959,7 @@ dependencies = [
"checksum stable_deref_trait 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ffbc596e092fe5f598b12ef46cc03754085ac2f4d8c739ad61c4ae266cc3b3fa"
"checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
"checksum syn 0.15.17 (registry+https://github.com/rust-lang/crates.io-index)" = "3391038ebc3e4ab24eb028cb0ef2f2dc4ba0cbf72ee895ed6a6fad730640b5bc"
"checksum synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73687139bf99285483c96ac0add482c3776528beac1d97d444f6e91f203a2015"
"checksum tempfile 3.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "47776f63b85777d984a50ce49d6b9e58826b6a3766a449fc95bc66cd5663c15b"
"checksum termcolor 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "adc4587ead41bf016f11af03e55a624c06568b5a19db4e90fde573d805074f83"
"checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096"

2
gfx/wr/webrender/Cargo.toml
View File

@ -34,6 +34,7 @@ gleam = "0.6.8"
image = { optional = true, version = "0.20" }
lazy_static = "1"
log = "0.4"
malloc_size_of_derive = "0.1"
num-traits = "0.2"
plane-split = "0.13.3"
png = { optional = true, version = "0.12" }
@ -47,6 +48,7 @@ thread_profiler = "0.1.1"
time = "0.1"
webrender_api = { version = "0.58.0", path = "../webrender_api" }
webrender_build = { version = "0.0.1", path = "../webrender_build" }
wr_malloc_size_of = { version = "0.0.1", path = "../wr_malloc_size_of" }
ws = { optional = true, version = "0.7.3" }
[dependencies.pathfinder_font_renderer]

2
gfx/wr/webrender_api/Cargo.toml
View File

@ -19,10 +19,12 @@ bitflags = "1.0"
byteorder = "1.2.1"
ipc-channel = {version = "0.11.0", optional = true}
euclid = { version = "0.19.4", features = ["serde"] }
malloc_size_of_derive = "0.1"
serde = { version = "=1.0.80", features = ["rc"] }
serde_derive = { version = "=1.0.80", features = ["deserialize_in_place"] }
serde_bytes = "0.10"
time = "0.1"
wr_malloc_size_of = { version = "0.0.1", path = "../wr_malloc_size_of" }
[target.'cfg(target_os = "macos")'.dependencies]
core-foundation = "0.6"

12
gfx/wr/wr_malloc_size_of/Cargo.toml Normal file
View File

@ -0,0 +1,12 @@
[package]
name = "wr_malloc_size_of"
version = "0.0.1"
license = "MIT/Apache-2.0"
publish = false
[lib]
path = "lib.rs"
[dependencies]
app_units = "0.7"
euclid = "0.19"

0
servo/components/malloc_size_of_derive/LICENSE-APACHE → gfx/wr/wr_malloc_size_of/LICENSE-APACHE
View File

0
servo/components/malloc_size_of_derive/LICENSE-MIT → gfx/wr/wr_malloc_size_of/LICENSE-MIT
View File

442
gfx/wr/wr_malloc_size_of/lib.rs Normal file
View File

@ -0,0 +1,442 @@
// Copyright 2016-2017 The Servo Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! A reduced fork of Firefox's malloc_size_of crate, for bundling with WebRender.
extern crate app_units;
extern crate euclid;
use std::hash::{BuildHasher, Hash};
use std::mem::size_of;
use std::ops::Range;
use std::os::raw::c_void;
/// A C function that takes a pointer to a heap allocation and returns its size.
type VoidPtrToSizeFn = unsafe extern "C" fn(ptr: *const c_void) -> usize;
/// Operations used when measuring heap usage of data structures.
pub struct MallocSizeOfOps {
/// A function that returns the size of a heap allocation.
pub size_of_op: VoidPtrToSizeFn,
/// Like `size_of_op`, but can take an interior pointer. Optional because
/// not all allocators support this operation. If it's not provided, some
/// memory measurements will actually be computed estimates rather than
/// real and accurate measurements.
pub enclosing_size_of_op: Option<VoidPtrToSizeFn>,
}
impl MallocSizeOfOps {
pub fn new(
size_of: VoidPtrToSizeFn,
malloc_enclosing_size_of: Option<VoidPtrToSizeFn>,
) -> Self {
MallocSizeOfOps {
size_of_op: size_of,
enclosing_size_of_op: malloc_enclosing_size_of,
}
}
/// Check if an allocation is empty. This relies on knowledge of how Rust
/// handles empty allocations, which may change in the future.
fn is_empty<T: ?Sized>(ptr: *const T) -> bool {
// The correct condition is this:
// `ptr as usize <= ::std::mem::align_of::<T>()`
// But we can't call align_of() on a ?Sized T. So we approximate it
// with the following. 256 is large enough that it should always be
// larger than the required alignment, but small enough that it is
// always in the first page of memory and therefore not a legitimate
// address.
return ptr as *const usize as usize <= 256;
}
/// Call `size_of_op` on `ptr`, first checking that the allocation isn't
/// empty, because some types (such as `Vec`) utilize empty allocations.
pub unsafe fn malloc_size_of<T: ?Sized>(&self, ptr: *const T) -> usize {
if MallocSizeOfOps::is_empty(ptr) {
0
} else {
(self.size_of_op)(ptr as *const c_void)
}
}
/// Is an `enclosing_size_of_op` available?
pub fn has_malloc_enclosing_size_of(&self) -> bool {
self.enclosing_size_of_op.is_some()
}
/// Call `enclosing_size_of_op`, which must be available, on `ptr`, which
/// must not be empty.
pub unsafe fn malloc_enclosing_size_of<T>(&self, ptr: *const T) -> usize {
assert!(!MallocSizeOfOps::is_empty(ptr));
(self.enclosing_size_of_op.unwrap())(ptr as *const c_void)
}
}
/// Trait for measuring the "deep" heap usage of a data structure. This is the
/// most commonly-used of the traits.
pub trait MallocSizeOf {
/// Measure the heap usage of all descendant heap-allocated structures, but
/// not the space taken up by the value itself.
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize;
}
/// Trait for measuring the "shallow" heap usage of a container.
pub trait MallocShallowSizeOf {
/// Measure the heap usage of immediate heap-allocated descendant
/// structures, but not the space taken up by the value itself. Anything
/// beyond the immediate descendants must be measured separately, using
/// iteration.
fn shallow_size_of(&self, ops: &mut MallocSizeOfOps) -> usize;
}
impl MallocSizeOf for String {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
unsafe { ops.malloc_size_of(self.as_ptr()) }
}
}
impl<'a, T: ?Sized> MallocSizeOf for &'a T {
fn size_of(&self, _ops: &mut MallocSizeOfOps) -> usize {
// Zero makes sense for a non-owning reference.
0
}
}
impl<T: ?Sized> MallocShallowSizeOf for Box<T> {
fn shallow_size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
unsafe { ops.malloc_size_of(&**self) }
}
}
impl<T: MallocSizeOf + ?Sized> MallocSizeOf for Box<T> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.shallow_size_of(ops) + (**self).size_of(ops)
}
}
impl MallocSizeOf for () {
fn size_of(&self, _ops: &mut MallocSizeOfOps) -> usize {
0
}
}
impl<T1, T2> MallocSizeOf for (T1, T2)
where
T1: MallocSizeOf,
T2: MallocSizeOf,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.0.size_of(ops) + self.1.size_of(ops)
}
}
impl<T1, T2, T3> MallocSizeOf for (T1, T2, T3)
where
T1: MallocSizeOf,
T2: MallocSizeOf,
T3: MallocSizeOf,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.0.size_of(ops) + self.1.size_of(ops) + self.2.size_of(ops)
}
}
impl<T1, T2, T3, T4> MallocSizeOf for (T1, T2, T3, T4)
where
T1: MallocSizeOf,
T2: MallocSizeOf,
T3: MallocSizeOf,
T4: MallocSizeOf,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.0.size_of(ops) + self.1.size_of(ops) + self.2.size_of(ops) + self.3.size_of(ops)
}
}
impl<T: MallocSizeOf> MallocSizeOf for Option<T> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
if let Some(val) = self.as_ref() {
val.size_of(ops)
} else {
0
}
}
}
impl<T: MallocSizeOf, E: MallocSizeOf> MallocSizeOf for Result<T, E> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
match *self {
Ok(ref x) => x.size_of(ops),
Err(ref e) => e.size_of(ops),
}
}
}
impl<T: MallocSizeOf + Copy> MallocSizeOf for std::cell::Cell<T> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.get().size_of(ops)
}
}
impl<T: MallocSizeOf> MallocSizeOf for std::cell::RefCell<T> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.borrow().size_of(ops)
}
}
impl<'a, B: ?Sized + ToOwned> MallocSizeOf for std::borrow::Cow<'a, B>
where
B::Owned: MallocSizeOf,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
match *self {
std::borrow::Cow::Borrowed(_) => 0,
std::borrow::Cow::Owned(ref b) => b.size_of(ops),
}
}
}
impl<T: MallocSizeOf> MallocSizeOf for [T] {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
let mut n = 0;
for elem in self.iter() {
n += elem.size_of(ops);
}
n
}
}
impl<T> MallocShallowSizeOf for Vec<T> {
fn shallow_size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
unsafe { ops.malloc_size_of(self.as_ptr()) }
}
}
impl<T: MallocSizeOf> MallocSizeOf for Vec<T> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
let mut n = self.shallow_size_of(ops);
for elem in self.iter() {
n += elem.size_of(ops);
}
n
}
}
macro_rules! malloc_size_of_hash_set {
($ty:ty) => {
impl<T, S> MallocShallowSizeOf for $ty
where
T: Eq + Hash,
S: BuildHasher,
{
fn shallow_size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
if ops.has_malloc_enclosing_size_of() {
// The first value from the iterator gives us an interior pointer.
// `ops.malloc_enclosing_size_of()` then gives us the storage size.
// This assumes that the `HashSet`'s contents (values and hashes)
// are all stored in a single contiguous heap allocation.
self.iter()
.next()
.map_or(0, |t| unsafe { ops.malloc_enclosing_size_of(t) })
} else {
// An estimate.
self.capacity() * (size_of::<T>() + size_of::<usize>())
}
}
}
impl<T, S> MallocSizeOf for $ty
where
T: Eq + Hash + MallocSizeOf,
S: BuildHasher,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
let mut n = self.shallow_size_of(ops);
for t in self.iter() {
n += t.size_of(ops);
}
n
}
}
};
}
malloc_size_of_hash_set!(std::collections::HashSet<T, S>);
macro_rules! malloc_size_of_hash_map {
($ty:ty) => {
impl<K, V, S> MallocShallowSizeOf for $ty
where
K: Eq + Hash,
S: BuildHasher,
{
fn shallow_size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
// See the implementation for std::collections::HashSet for details.
if ops.has_malloc_enclosing_size_of() {
self.values()
.next()
.map_or(0, |v| unsafe { ops.malloc_enclosing_size_of(v) })
} else {
self.capacity() * (size_of::<V>() + size_of::<K>() + size_of::<usize>())
}
}
}
impl<K, V, S> MallocSizeOf for $ty
where
K: Eq + Hash + MallocSizeOf,
V: MallocSizeOf,
S: BuildHasher,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
let mut n = self.shallow_size_of(ops);
for (k, v) in self.iter() {
n += k.size_of(ops);
n += v.size_of(ops);
}
n
}
}
};
}
malloc_size_of_hash_map!(std::collections::HashMap<K, V, S>);
// PhantomData is always 0.
impl<T> MallocSizeOf for std::marker::PhantomData<T> {
fn size_of(&self, _ops: &mut MallocSizeOfOps) -> usize {
0
}
}
impl<T: MallocSizeOf, Unit> MallocSizeOf for euclid::Length<T, Unit> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.0.size_of(ops)
}
}
impl<T: MallocSizeOf, Src, Dst> MallocSizeOf for euclid::TypedScale<T, Src, Dst> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.0.size_of(ops)
}
}
impl<T: MallocSizeOf, U> MallocSizeOf for euclid::TypedPoint2D<T, U> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.x.size_of(ops) + self.y.size_of(ops)
}
}
impl<T: MallocSizeOf, U> MallocSizeOf for euclid::TypedRect<T, U> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.origin.size_of(ops) + self.size.size_of(ops)
}
}
impl<T: MallocSizeOf, U> MallocSizeOf for euclid::TypedSideOffsets2D<T, U> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.top.size_of(ops) +
self.right.size_of(ops) +
self.bottom.size_of(ops) +
self.left.size_of(ops)
}
}
impl<T: MallocSizeOf, U> MallocSizeOf for euclid::TypedSize2D<T, U> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.width.size_of(ops) + self.height.size_of(ops)
}
}
impl<T: MallocSizeOf, Src, Dst> MallocSizeOf for euclid::TypedTransform2D<T, Src, Dst> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.m11.size_of(ops) +
self.m12.size_of(ops) +
self.m21.size_of(ops) +
self.m22.size_of(ops) +
self.m31.size_of(ops) +
self.m32.size_of(ops)
}
}
impl<T: MallocSizeOf, Src, Dst> MallocSizeOf for euclid::TypedTransform3D<T, Src, Dst> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.m11.size_of(ops) +
self.m12.size_of(ops) +
self.m13.size_of(ops) +
self.m14.size_of(ops) +
self.m21.size_of(ops) +
self.m22.size_of(ops) +
self.m23.size_of(ops) +
self.m24.size_of(ops) +
self.m31.size_of(ops) +
self.m32.size_of(ops) +
self.m33.size_of(ops) +
self.m34.size_of(ops) +
self.m41.size_of(ops) +
self.m42.size_of(ops) +
self.m43.size_of(ops) +
self.m44.size_of(ops)
}
}
impl<T: MallocSizeOf, U> MallocSizeOf for euclid::TypedVector2D<T, U> {
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
self.x.size_of(ops) + self.y.size_of(ops)
}
}
/// For use on types where size_of() returns 0.
#[macro_export]
macro_rules! malloc_size_of_is_0(
($($ty:ty),+) => (
$(
impl $crate::MallocSizeOf for $ty {
#[inline(always)]
fn size_of(&self, _: &mut $crate::MallocSizeOfOps) -> usize {
0
}
}
)+
);
($($ty:ident<$($gen:ident),+>),+) => (
$(
impl<$($gen: $crate::MallocSizeOf),+> $crate::MallocSizeOf for $ty<$($gen),+> {
#[inline(always)]
fn size_of(&self, _: &mut $crate::MallocSizeOfOps) -> usize {
0
}
}
)+
);
);
malloc_size_of_is_0!(bool, char, str);
malloc_size_of_is_0!(u8, u16, u32, u64, u128, usize);
malloc_size_of_is_0!(i8, i16, i32, i64, i128, isize);
malloc_size_of_is_0!(f32, f64);
malloc_size_of_is_0!(std::sync::atomic::AtomicBool);
malloc_size_of_is_0!(std::sync::atomic::AtomicIsize);
malloc_size_of_is_0!(std::sync::atomic::AtomicUsize);
malloc_size_of_is_0!(std::num::NonZeroUsize);
malloc_size_of_is_0!(std::num::NonZeroU32);
malloc_size_of_is_0!(std::time::Duration);
malloc_size_of_is_0!(std::time::Instant);
malloc_size_of_is_0!(std::time::SystemTime);
malloc_size_of_is_0!(Range<u8>, Range<u16>, Range<u32>, Range<u64>, Range<usize>);
malloc_size_of_is_0!(Range<i8>, Range<i16>, Range<i32>, Range<i64>, Range<isize>);
malloc_size_of_is_0!(Range<f32>, Range<f64>);
malloc_size_of_is_0!(app_units::Au);

3
servo/components/malloc_size_of/lib.rs
View File

@ -42,6 +42,9 @@
//! fields in structs, because it makes it clear that the Box is being
//! measured as well as the thing it points to. E.g.
//! `<Box<_> as MallocSizeOf>::size_of(field, ops)`.
//!
//! Note: WebRender has a reduced for of this crate, so that we can avoid
//! publishing this crate on crates.io.
extern crate app_units;
#[cfg(feature = "servo")]

15
servo/components/malloc_size_of_derive/Cargo.toml
View File

@ -1,15 +0,0 @@
[package]
name = "malloc_size_of_derive"
version = "0.0.1"
authors = ["The Servo Project Developers"]
license = "MIT/Apache-2.0"
publish = false
[lib]
path = "lib.rs"
proc-macro = true
[dependencies]
proc-macro2 = "0.4"
syn = { version = "0.15", features = ["full"] }
synstructure = "0.10"

2
servo/components/style/Cargo.toml
View File

@ -44,7 +44,7 @@ itoa = "0.4"
lazy_static = "1"
log = "0.4"
malloc_size_of = { path = "../malloc_size_of" }
malloc_size_of_derive = { path = "../malloc_size_of_derive" }
malloc_size_of_derive = "0.1"
matches = "0.1"
nsstring = {path = "../../../xpcom/rust/nsstring/", optional = true}
num_cpus = {version = "1.1.0"}

2
servo/components/style_traits/Cargo.toml
View File

@ -19,7 +19,7 @@ cssparser = "0.25"
bitflags = "1.0"
euclid = "0.19"
malloc_size_of = { path = "../malloc_size_of" }
malloc_size_of_derive = { path = "../malloc_size_of_derive" }
malloc_size_of_derive = "0.1"
selectors = { path = "../selectors" }
serde = {version = "1.0", optional = true}
webrender_api = {git = "https://github.com/servo/webrender", optional = true}

1
third_party/rust/malloc_size_of_derive/.cargo-checksum.json vendored Normal file
View File

@ -0,0 +1 @@
{"files":{"Cargo.toml":"ca54d29c0cfac91471c60317233978b7e23f4d82537b3116431f681b44f98b33","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"23f18e03dc49df91622fe2a76176497404e46ced8a715d9d2b67a7446571cca3","README.md":"c6f47e3c516f7dfc1b0eeaa999e557ec129cb0bbe2e70d712293d56af09141c3","lib.rs":"d0aec9f3ccc0a86d4d8979baa7b8c334e211878b12f1a3df9c6489b786894f03"},"package":"35adee9ed962cf7d07d62cb58bc45029f3227f5b5b86246caa8632f06c187bc3"}

32
third_party/rust/malloc_size_of_derive/Cargo.toml vendored Normal file
View File

@ -0,0 +1,32 @@
# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO
#
# When uploading crates to the registry Cargo will automatically
# "normalize" Cargo.toml files for maximal compatibility
# with all versions of Cargo and also rewrite `path` dependencies
# to registry (e.g. crates.io) dependencies
#
# If you believe there's an error in this file please file an
# issue against the rust-lang/cargo repository. If you're
# editing this file be aware that the upstream Cargo.toml
# will likely look very different (and much more reasonable)
[package]
name = "malloc_size_of_derive"
version = "0.1.0"
authors = ["The Servo Project Developers"]
description = "Crate for Firefox memory reporting, not intended for external use"
license = "MIT/Apache-2.0"
repository = "https://github.com/bholley/malloc_size_of_derive"
[lib]
path = "lib.rs"
proc-macro = true
[dependencies.proc-macro2]
version = "0.4"
[dependencies.syn]
version = "0.15"
features = ["full"]
[dependencies.synstructure]
version = "0.10"

201
third_party/rust/malloc_size_of_derive/LICENSE-APACHE vendored Normal file
View File

@ -0,0 +1,201 @@
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23
third_party/rust/malloc_size_of_derive/LICENSE-MIT vendored Normal file
View File

@ -0,0 +1,23 @@
Permission is hereby granted, free of charge, to any
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5
third_party/rust/malloc_size_of_derive/README.md vendored Normal file
View File

@ -0,0 +1,5 @@
# malloc_size_of_derive
This crate is used for Firefox memory reporting. It's not intended for external
use, but is published so that it can be used by WebRender, which can be built
and used separately from Firefox.

0
servo/components/malloc_size_of_derive/lib.rs → third_party/rust/malloc_size_of_derive/lib.rs vendored
View File