12 files changed, 40 insertions, 0 deletions
diff --git a/gcc/rust/backend/rust-compile-block.h b/gcc/rust/backend/rust-compile-block.h
index b315c77..d226b4b 100644
--- a/gcc/rust/backend/rust-compile-block.h
+++ b/gcc/rust/backend/rust-compile-block.h
@@ -101,6 +101,7 @@ public:
   void visit (HIR::MatchExpr &) override {}
   void visit (HIR::AwaitExpr &) override {}
   void visit (HIR::AsyncBlockExpr &) override {}
+  void visit (HIR::InlineAsm &) override {}
 
 private:
   CompileConditionalBlocks (Context *ctx, Bvariable *result)
@@ -184,6 +185,7 @@ public:
   void visit (HIR::MatchExpr &) override {}
   void visit (HIR::AwaitExpr &) override {}
   void visit (HIR::AsyncBlockExpr &) override {}
+  void visit (HIR::InlineAsm &) override {}
 
 private:
   CompileExprWithBlock (Context *ctx, Bvariable *result)
diff --git a/gcc/rust/backend/rust-compile-expr.cc b/gcc/rust/backend/rust-compile-expr.cc
index e2fa6dd..e23c691 100644
--- a/gcc/rust/backend/rust-compile-expr.cc
+++ b/gcc/rust/backend/rust-compile-expr.cc
@@ -319,6 +319,10 @@ CompileExpr::visit (HIR::IfExpr &expr)
 }
 
 void
+CompileExpr::visit (HIR::InlineAsm &expr)
+{}
+
+void
 CompileExpr::visit (HIR::IfExprConseqElse &expr)
 {
   TyTy::BaseType *if_type = nullptr;
diff --git a/gcc/rust/backend/rust-compile-expr.h b/gcc/rust/backend/rust-compile-expr.h
index b257da5..ef907d1 100644
--- a/gcc/rust/backend/rust-compile-expr.h
+++ b/gcc/rust/backend/rust-compile-expr.h
@@ -68,6 +68,7 @@ public:
   void visit (HIR::RangeFullExpr &expr) override;
   void visit (HIR::RangeFromToInclExpr &expr) override;
   void visit (HIR::ClosureExpr &expr) override;
+  void visit (HIR::InlineAsm &expr) override;
 
   // TODO
   void visit (HIR::ErrorPropagationExpr &) override {}
diff --git a/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.cc b/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.cc
index 3515bdf..8d4d90a 100644
--- a/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.cc
+++ b/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.cc
@@ -21,6 +21,7 @@
 #include "rust-bir-builder-lazyboolexpr.h"
 #include "rust-bir-builder-pattern.h"
 #include "rust-bir-builder-struct.h"
+#include "rust-hir-expr.h"
 
 namespace Rust {
 namespace BIR {
@@ -318,6 +319,10 @@ ExprStmtBuilder::visit (HIR::CallExpr &expr)
 }
 
 void
+ExprStmtBuilder::visit (HIR::InlineAsm &expr)
+{}
+
+void
 ExprStmtBuilder::visit (HIR::MethodCallExpr &expr)
 {}
 
diff --git a/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.h b/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.h
index 3a58611..574f0f3 100644
--- a/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.h
+++ b/gcc/rust/checks/errors/borrowck/rust-bir-builder-expr-stmt.h
@@ -99,6 +99,7 @@ protected: // Expr
   void visit (HIR::WhileLetLoopExpr &expr) override;
   void visit (HIR::IfExpr &expr) override;
   void visit (HIR::IfExprConseqElse &expr) override;
+  void visit (HIR::InlineAsm &expr) override;
 
   void visit (HIR::IfLetExpr &expr) override;
   void visit (HIR::IfLetExprConseqElse &expr) override;
diff --git a/gcc/rust/checks/errors/borrowck/rust-bir-builder-lazyboolexpr.h b/gcc/rust/checks/errors/borrowck/rust-bir-builder-lazyboolexpr.h
index 3f46d57..8c1cd44 100644
--- a/gcc/rust/checks/errors/borrowck/rust-bir-builder-lazyboolexpr.h
+++ b/gcc/rust/checks/errors/borrowck/rust-bir-builder-lazyboolexpr.h
@@ -213,6 +213,8 @@ public:
     return_place (ExprStmtBuilder (ctx).build (expr), expr.get_locus ());
   }
 
+  void visit (HIR::InlineAsm &expr) override {}
+
 protected: // Illegal at this position.
   void visit (HIR::StructExprFieldIdentifier &field) override
   {
diff --git a/gcc/rust/checks/errors/privacy/rust-privacy-reporter.cc b/gcc/rust/checks/errors/privacy/rust-privacy-reporter.cc
index d16d6ed..2e810bf 100644
--- a/gcc/rust/checks/errors/privacy/rust-privacy-reporter.cc
+++ b/gcc/rust/checks/errors/privacy/rust-privacy-reporter.cc
@@ -284,6 +284,12 @@ PrivacyReporter::visit (HIR::TypePathSegmentFunction &)
 }
 
 void
+PrivacyReporter::visit (HIR::InlineAsm &)
+{
+  return;
+}
+
+void
 PrivacyReporter::visit (HIR::TypePath &path)
 {
   check_for_privacy_violation (path.get_mappings ().get_nodeid (),
diff --git a/gcc/rust/checks/errors/privacy/rust-privacy-reporter.h b/gcc/rust/checks/errors/privacy/rust-privacy-reporter.h
index 6f2937c..c4f94ab 100644
--- a/gcc/rust/checks/errors/privacy/rust-privacy-reporter.h
+++ b/gcc/rust/checks/errors/privacy/rust-privacy-reporter.h
@@ -126,6 +126,7 @@ types
   virtual void visit (HIR::MatchExpr &expr);
   virtual void visit (HIR::AwaitExpr &expr);
   virtual void visit (HIR::AsyncBlockExpr &expr);
+  virtual void visit (HIR::InlineAsm &expr);
 
   virtual void visit (HIR::EnumItemTuple &);
   virtual void visit (HIR::EnumItemStruct &);
diff --git a/gcc/rust/hir/tree/rust-hir-expr.h b/gcc/rust/hir/tree/rust-hir-expr.h
index 5d2cdd1..7b2e32e 100644
--- a/gcc/rust/hir/tree/rust-hir-expr.h
+++ b/gcc/rust/hir/tree/rust-hir-expr.h
@@ -4162,6 +4162,16 @@ public:
       options (std::move (options))
 
   {}
+
+  // This function checks if the assembly macro is "simple" or not, according to
+  // the tree defition (tree.h) of the
+  bool is_simple ()
+  {
+    return operands.size () == 0 && clobber_abi.size () == 0
+	   && options.size () == 0;
+  }
+
+  bool is_inline_asm () { return !is_global_asm; }
 };
 } // namespace HIR
 } // namespace Rust
diff --git a/gcc/rust/hir/tree/rust-hir-visitor.h b/gcc/rust/hir/tree/rust-hir-visitor.h
index 72609f4..e69e951 100644
--- a/gcc/rust/hir/tree/rust-hir-visitor.h
+++ b/gcc/rust/hir/tree/rust-hir-visitor.h
@@ -450,6 +450,7 @@ public:
   virtual void visit (IfExprConseqElse &expr) = 0;
   virtual void visit (IfLetExpr &expr) = 0;
   virtual void visit (IfLetExprConseqElse &expr) = 0;
+  virtual void visit (InlineAsm &expr) = 0;
   virtual void visit (MatchExpr &expr) = 0;
   virtual void visit (AwaitExpr &expr) = 0;
   virtual void visit (AsyncBlockExpr &expr) = 0;
diff --git a/gcc/rust/typecheck/rust-hir-type-check-expr.cc b/gcc/rust/typecheck/rust-hir-type-check-expr.cc
index 38734d5..6635f13 100644
--- a/gcc/rust/typecheck/rust-hir-type-check-expr.cc
+++ b/gcc/rust/typecheck/rust-hir-type-check-expr.cc
@@ -776,6 +776,12 @@ TypeCheckExpr::visit (HIR::RangeToExpr &expr)
 }
 
 void
+TypeCheckExpr::visit (HIR::InlineAsm &expr)
+{
+  return;
+}
+
+void
 TypeCheckExpr::visit (HIR::RangeFullExpr &expr)
 {
   auto lang_item_type = LangItem::Kind::RANGE_FULL;
diff --git a/gcc/rust/typecheck/rust-hir-type-check-expr.h b/gcc/rust/typecheck/rust-hir-type-check-expr.h
index 45fc330..7192cf4 100644
--- a/gcc/rust/typecheck/rust-hir-type-check-expr.h
+++ b/gcc/rust/typecheck/rust-hir-type-check-expr.h
@@ -71,6 +71,7 @@ public:
   void visit (HIR::RangeFromToInclExpr &expr) override;
   void visit (HIR::WhileLoopExpr &expr) override;
   void visit (HIR::ClosureExpr &expr) override;
+  void visit (HIR::InlineAsm &expr) override;
 
   // TODO
   void visit (HIR::ErrorPropagationExpr &) override {}