Measure memory usage of Stylo's Rule Tree.

This commit is contained in:
Nicholas Nethercote 2017-08-30 21:46:15 +10:00
parent 5dee83d54d
commit e08829703a
7 changed files with 126 additions and 10 deletions

View file

@ -5454,6 +5454,38 @@ pub mod root {
"Alignment of field: " , stringify ! ( GeckoEffects )
, "::" , stringify ! ( gecko ) ));
}
#[repr(C)]
#[derive(Debug, Copy)]
pub struct ServoStyleSetSizes {
pub mStylistRuleTree: usize,
pub mOther: usize,
}
#[test]
fn bindgen_test_layout_ServoStyleSetSizes() {
assert_eq!(::std::mem::size_of::<ServoStyleSetSizes>() , 16usize ,
concat ! (
"Size of: " , stringify ! ( ServoStyleSetSizes ) ));
assert_eq! (::std::mem::align_of::<ServoStyleSetSizes>() , 8usize
, concat ! (
"Alignment of " , stringify ! ( ServoStyleSetSizes )
));
assert_eq! (unsafe {
& ( * ( 0 as * const ServoStyleSetSizes ) ) .
mStylistRuleTree as * const _ as usize } , 0usize ,
concat ! (
"Alignment of field: " , stringify ! (
ServoStyleSetSizes ) , "::" , stringify ! (
mStylistRuleTree ) ));
assert_eq! (unsafe {
& ( * ( 0 as * const ServoStyleSetSizes ) ) . mOther
as * const _ as usize } , 8usize , concat ! (
"Alignment of field: " , stringify ! (
ServoStyleSetSizes ) , "::" , stringify ! ( mOther )
));
}
impl Clone for ServoStyleSetSizes {
fn clone(&self) -> Self { *self }
}
#[repr(u8)]
/// Enumeration that represents one of the two supported style system backends.
#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]