Fix ptr_mask impl in cg gcc

workingjubilee · Feb 28, 2023 · 5eedd54 · 5eedd54
1 parent a7f6e7e
commit 5eedd54
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/src/intrinsic/mod.rs b/src/intrinsic/mod.rs
@@ -320,8 +320,18 @@ impl<'a, 'gcc, 'tcx> IntrinsicCallMethods<'tcx> for Builder<'a, 'gcc, 'tcx> {
                     return;
                 }
 
-                sym::ptr_mask => self.and(args[0].immediate(), args[1].immediate()),
+                sym::ptr_mask => {
+                    let usize_type = self.context.new_type::<usize>();
+                    let void_ptr_type = self.context.new_type::<*const ()>();
 
+                    let ptr = args[0].immediate();
+                    let mask = args[1].immediate();
+
+                    let addr = self.bitcast(ptr, usize_type);
+                    let masked = self.and(addr, mask);
+                    self.bitcast(masked, void_ptr_type)
+                },
+
                 _ if name_str.starts_with("simd_") => {
                     match generic_simd_intrinsic(self, name, callee_ty, args, ret_ty, llret_ty, span) {
                         Ok(llval) => llval,