From 399e020b96b0194e734c698d3ef4eee5c5fa59ea Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Wed, 20 Jul 2022 13:40:30 +0000
Subject: Move vtable_size and vtable_align impls to cg_ssa

---
 compiler/rustc_codegen_ssa/src/mir/intrinsic.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'compiler/rustc_codegen_ssa/src')

diff --git a/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs b/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
index 645afae30d8..1fffa3beaaa 100644
--- a/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
@@ -3,6 +3,7 @@ use super::place::PlaceRef;
 use super::FunctionCx;
 use crate::common::{span_invalid_monomorphization_error, IntPredicate};
 use crate::glue;
+use crate::meth;
 use crate::traits::*;
 use crate::MemFlags;
 
@@ -102,6 +103,15 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                     bx.const_usize(bx.layout_of(tp_ty).align.abi.bytes())
                 }
             }
+            sym::vtable_size | sym::vtable_align => {
+                let vtable = args[0].immediate();
+                let idx = match name {
+                    sym::vtable_size => ty::COMMON_VTABLE_ENTRIES_SIZE,
+                    sym::vtable_align => ty::COMMON_VTABLE_ENTRIES_ALIGN,
+                    _ => bug!(),
+                };
+                meth::VirtualIndex::from_index(idx).get_usize(bx, vtable)
+            }
             sym::pref_align_of
             | sym::needs_drop
             | sym::type_id
-- 
cgit 1.4.1-3-g733a5