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authorbjorn3 <17426603+bjorn3@users.noreply.github.com>2022-12-03 18:27:43 +0000
committerbjorn3 <17426603+bjorn3@users.noreply.github.com>2022-12-03 18:27:43 +0000
commitb2e0db93e7befa23eacb42a121f64c1eb659e8bb (patch)
tree5283a50ed85b282a21bd3f7d433e1d7dbd120374
parentfff6296b62008d89edfbf9d4afd2496b53d7d2cd (diff)
downloadrust-b2e0db93e7befa23eacb42a121f64c1eb659e8bb.tar.gz
rust-b2e0db93e7befa23eacb42a121f64c1eb659e8bb.zip
Directly return loaded value from type_checked_load
-rw-r--r--compiler/rustc_codegen_llvm/src/intrinsic.rs4
-rw-r--r--compiler/rustc_codegen_ssa/src/meth.rs3
2 files changed, 4 insertions, 3 deletions
diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs
index 2f5dd519b26..907517bf6ce 100644
--- a/compiler/rustc_codegen_llvm/src/intrinsic.rs
+++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs
@@ -424,7 +424,9 @@ impl<'ll, 'tcx> IntrinsicCallMethods<'tcx> for Builder<'_, 'll, 'tcx> {
         typeid: &'ll Value,
     ) -> Self::Value {
         let vtable_byte_offset = self.const_i32(vtable_byte_offset as i32);
-        self.call_intrinsic("llvm.type.checked.load", &[llvtable, vtable_byte_offset, typeid])
+        let type_checked_load =
+            self.call_intrinsic("llvm.type.checked.load", &[llvtable, vtable_byte_offset, typeid]);
+        self.extract_value(type_checked_load, 0)
     }
 
     fn va_start(&mut self, va_list: &'ll Value) -> &'ll Value {
diff --git a/compiler/rustc_codegen_ssa/src/meth.rs b/compiler/rustc_codegen_ssa/src/meth.rs
index cae46ebd2e9..d96ca921f1f 100644
--- a/compiler/rustc_codegen_ssa/src/meth.rs
+++ b/compiler/rustc_codegen_ssa/src/meth.rs
@@ -31,8 +31,7 @@ impl<'a, 'tcx> VirtualIndex {
             let typeid =
                 bx.typeid_metadata(typeid_for_trait_ref(bx.tcx(), expect_dyn_trait_in_self(ty)));
             let vtable_byte_offset = self.0 * bx.data_layout().pointer_size.bytes();
-            let type_checked_load = bx.type_checked_load(llvtable, vtable_byte_offset, typeid);
-            let func = bx.extract_value(type_checked_load, 0);
+            let func = bx.type_checked_load(llvtable, vtable_byte_offset, typeid);
             bx.pointercast(func, llty)
         } else {
             let ptr_align = bx.tcx().data_layout.pointer_align.abi;