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Prefix string constants with REFCOUNT_MAX

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Brian Carroll 2021-11-30 09:43:16 +00:00
parent c2a2ff2957
commit 22ccb6eca4
2 changed files with 14 additions and 7 deletions
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6
compiler/mono/src/gen_refcount.rs
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@ -21,6 +21,10 @@ const LAYOUT_UNIT: Layout = Layout::Struct(&[]);
const LAYOUT_PTR: Layout = Layout::RecursivePointer;
const LAYOUT_U32: Layout = Layout::Builtin(Builtin::Int(IntWidth::U32));
/// "Infinite" reference count, for static values
/// Ref counts are encoded as negative numbers where isize::MIN represents 1
pub const REFCOUNT_MAX: usize = 0;
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
pub enum RefcountOp {
Inc,
@ -288,7 +292,7 @@ impl<'a> RefcountProcGenerator<'a> {
op: LowLevel::RefCountGetPtr,
update_mode: UpdateModeId::BACKEND_DUMMY,
},
arguments: self.arena.alloc([string]),
arguments: self.arena.alloc([elements]),
});
let rc_ptr_stmt = |next| Stmt::Let(rc_ptr, rc_ptr_expr, LAYOUT_PTR, next);