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rustc_span: Optimize more hygiene operations using Span::map_ctxt

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This commit is contained in:
Vadim Petrochenkov 2024-06-16 00:53:00 +03:00
parent 12b33d36f3
commit c6c1c992e2
1 changed files with 25 additions and 15 deletions
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40
compiler/rustc_span/src/lib.rs
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@ -1065,33 +1065,41 @@ pub fn apply_mark(self, expn_id: ExpnId, transparency: Transparency) -> Span {
#[inline]
pub fn remove_mark(&mut self) -> ExpnId {
let mut span = self.data();
let mark = span.ctxt.remove_mark();
*self = Span::new(span.lo, span.hi, span.ctxt, span.parent);
let mut mark = ExpnId::root();
*self = self.map_ctxt(|mut ctxt| {
mark = ctxt.remove_mark();
ctxt
});
mark
}
#[inline]
pub fn adjust(&mut self, expn_id: ExpnId) -> Option<ExpnId> {
let mut span = self.data();
let mark = span.ctxt.adjust(expn_id);
*self = Span::new(span.lo, span.hi, span.ctxt, span.parent);
let mut mark = None;
*self = self.map_ctxt(|mut ctxt| {
mark = ctxt.adjust(expn_id);
ctxt
});
mark
}
#[inline]
pub fn normalize_to_macros_2_0_and_adjust(&mut self, expn_id: ExpnId) -> Option<ExpnId> {
let mut span = self.data();
let mark = span.ctxt.normalize_to_macros_2_0_and_adjust(expn_id);
*self = Span::new(span.lo, span.hi, span.ctxt, span.parent);
let mut mark = None;
*self = self.map_ctxt(|mut ctxt| {
mark = ctxt.normalize_to_macros_2_0_and_adjust(expn_id);
ctxt
});
mark
}
#[inline]
pub fn glob_adjust(&mut self, expn_id: ExpnId, glob_span: Span) -> Option<Option<ExpnId>> {
let mut span = self.data();
let mark = span.ctxt.glob_adjust(expn_id, glob_span);
*self = Span::new(span.lo, span.hi, span.ctxt, span.parent);
let mut mark = None;
*self = self.map_ctxt(|mut ctxt| {
mark = ctxt.glob_adjust(expn_id, glob_span);
ctxt
});
mark
}
@ -1101,9 +1109,11 @@ pub fn reverse_glob_adjust(
expn_id: ExpnId,
glob_span: Span,
) -> Option<Option<ExpnId>> {
let mut span = self.data();
let mark = span.ctxt.reverse_glob_adjust(expn_id, glob_span);
*self = Span::new(span.lo, span.hi, span.ctxt, span.parent);
let mut mark = None;
*self = self.map_ctxt(|mut ctxt| {
mark = ctxt.reverse_glob_adjust(expn_id, glob_span);
ctxt
});
mark
}