perf check: inline valtree constructors

RalfJung · RalfJung · commit 0889c9dab388 · 2022-07-11T17:37:56.000-04:00
diff --git a/compiler/rustc_middle/src/ty/consts/valtree.rs b/compiler/rustc_middle/src/ty/consts/valtree.rs
@@ -33,6 +33,7 @@ pub enum ValTree<'tcx> {
 }
 
 impl<'tcx> ValTree<'tcx> {
+    #[inline(always)]
     pub fn zst() -> Self {
         Self::Branch(&[])
     }
@@ -60,6 +61,7 @@ impl<'tcx> ValTree<'tcx> {
         Self::Branch(interned)
     }
 
+    #[inline(always)]
     pub fn from_scalar_int(i: ScalarInt) -> Self {
         Self::Leaf(i)
     }

Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,7 @@ pub enum ValTree<'tcx> {`
`33`	`33`	`}`
`34`	`34`
`35`	`35`	`impl<'tcx> ValTree<'tcx> {`
	`36`	`+ #[inline(always)]`
`36`	`37`	`pub fn zst() -> Self {`
`37`	`38`	`Self::Branch(&[])`
`38`	`39`	`}`
`@@ -60,6 +61,7 @@ impl<'tcx> ValTree<'tcx> {`
`60`	`61`	`Self::Branch(interned)`
`61`	`62`	`}`
`62`	`63`
	`64`	`+ #[inline(always)]`
`63`	`65`	`pub fn from_scalar_int(i: ScalarInt) -> Self {`
`64`	`66`	`Self::Leaf(i)`
`65`	`67`	`}`