Remove CPlaceInner::Stack

src/abi/comments.rs

@@ -75,17 +75,6 @@ pub fn add_local_place_comments<'tcx>(
                 align.pref.bytes(),
             ));
         }
-        CPlaceInner::Stack(stack_slot) => fx.add_entity_comment(
-            stack_slot,
-            format!(
-                "{:?}: {:?} size={} align={},{}",
-                local,
-                ty,
-                size.bytes(),
-                align.abi.bytes(),
-                align.pref.bytes(),
-            ),
-        ),
         CPlaceInner::NoPlace => fx.add_global_comment(format!(
             "zst   {:5} {:20} {:4}b {}, {}",
             format!("{:?}", local),

src/debuginfo/mod.rs

@@ -345,9 +345,9 @@ fn place_location<'a, 'tcx>(
             // FIXME implement this (used by arguments and returns)
 
             AttributeValue::Exprloc(Expression(vec![]))
-        }
-        CPlaceInner::Stack(stack_slot) => {
-            AttributeValue::Exprloc(Expression(translate_loc(ValueLoc::Stack(*stack_slot), &context.func.stack_slots).unwrap()))
+
+            // For PointerBase::Stack:
+            //AttributeValue::Exprloc(Expression(translate_loc(ValueLoc::Stack(*stack_slot), &context.func.stack_slots).unwrap()))
         }
         CPlaceInner::NoPlace => AttributeValue::Exprloc(Expression(vec![])),
     }

src/intrinsics.rs

@@ -669,7 +669,7 @@ pub fn codegen_intrinsic_call<'tcx>(
                     fx.bcx.set_val_label(val, cranelift::codegen::ir::ValueLabel::from_u32(var.as_u32()));
                     fx.bcx.def_var(mir_var(var), val);
                 }
-                CPlaceInner::Addr(_, _) | CPlaceInner::Stack(_) => {
+                CPlaceInner::Addr(_, _) => {
                     // Don't write to `ret`, as the destination memory is already uninitialized.
                 }
             }

src/value_and_place.rs

@@ -233,7 +233,6 @@ pub struct CPlace<'tcx> {
 pub enum CPlaceInner {
     Var(Local),
     Addr(Pointer, Option<Value>),
-    Stack(StackSlot),
     NoPlace,
 }
 
@@ -272,7 +271,7 @@ impl<'tcx> CPlace<'tcx> {
             offset: None,
         });
         CPlace {
-            inner: CPlaceInner::Stack(stack_slot),
+            inner: CPlaceInner::Addr(Pointer::stack_slot(stack_slot), None),
             layout,
         }
     }
@@ -316,10 +315,6 @@ impl<'tcx> CPlace<'tcx> {
                 assert!(extra.is_none(), "unsized values are not yet supported");
                 CValue::by_ref(ptr, layout)
             }
-            CPlaceInner::Stack(stack_slot) => CValue::by_ref(
-                Pointer::stack_slot(stack_slot),
-                layout,
-            ),
             CPlaceInner::NoPlace => CValue::by_ref(
                 Pointer::const_addr(fx, i64::try_from(self.layout.align.pref.bytes()).unwrap()),
                 layout,
@@ -340,10 +335,6 @@ impl<'tcx> CPlace<'tcx> {
     ) -> (Pointer, Option<Value>) {
         match self.inner {
             CPlaceInner::Addr(ptr, extra) => (ptr, extra),
-            CPlaceInner::Stack(stack_slot) => (
-                Pointer::stack_slot(stack_slot),
-                None,
-            ),
             CPlaceInner::NoPlace => {
                 (
                     Pointer::const_addr(fx, i64::try_from(self.layout.align.pref.bytes()).unwrap()),
@@ -431,7 +422,6 @@ impl<'tcx> CPlace<'tcx> {
                 return;
             }
             CPlaceInner::Addr(ptr, None) => ptr,
-            CPlaceInner::Stack(stack_slot) => Pointer::stack_slot(stack_slot),
             CPlaceInner::NoPlace => {
                 if dst_layout.abi != Abi::Uninhabited {
                     assert_eq!(dst_layout.size.bytes(), 0, "{:?}", dst_layout);