Convert class Backend into namespace

gcc/rust/ChangeLog:

	* rust-backend.h
	(class Backend): Convert to ...
	(namespace Backend): ... namespace.
	* rust-gcc.cc
	(Backend::Backend): Rename to ...
	(Backend::init): ... here.
	(rust_get_backend): Remove.

	* rust-session-manager.cc
	(rust_get_backend): Remove.
	(Session::init): Use Backend::init instead of rust_get_backend.
	(Session::compile_crate):
	Initialize Context without pointer to Backend.
	* rust-session-manager.h
	(Session::backend): Remove.
	* backend/rust-compile-context.cc
	(Context::Context): Remove pointer to Backend.
	* backend/rust-compile-context.h
	(class Context): Remove pointer to Backend, update function calls.

	* backend/rust-compile-base.cc: Update function calls.
	* backend/rust-compile-block.cc: Likewise.
	* backend/rust-compile-expr.cc: Likewise.
	* backend/rust-compile-extern.h: Likewise.
	* backend/rust-compile-fnparam.cc: Likewise.
	* backend/rust-compile-intrinsic.cc: Likewise.
	* backend/rust-compile-item.cc: Likewise.
	* backend/rust-compile-pattern.cc: Likewise.
	* backend/rust-compile-resolve-path.cc: Likewise.
	* backend/rust-compile-type.cc: Likewise.
	* backend/rust-compile-var-decl.h: Likewise.
	* backend/rust-compile.cc: Likewise.

Signed-off-by: Owen Avery <powerboat9.gamer@gmail.com>

1 files changed, 5 insertions, 7 deletions

diff --git a/gcc/rust/backend/rust-compile-item.cc b/gcc/rust/backend/rust-compile-item.cc
index ccfd921..e9f73ea 100644
--- a/gcc/rust/backend/rust-compile-item.cc
+++ b/gcc/rust/backend/rust-compile-item.cc
@@ -30,8 +30,7 @@ CompileItem::visit (HIR::StaticItem &var)
   Bvariable *static_decl_ref = nullptr;
   if (ctx->lookup_var_decl (var.get_mappings ().get_hirid (), &static_decl_ref))
     {
-      reference
-	= ctx->get_backend ()->var_expression (static_decl_ref, ref_locus);
+      reference = Backend::var_expression (static_decl_ref, ref_locus);
       return;
     }
 
@@ -61,17 +60,16 @@ CompileItem::visit (HIR::StaticItem &var)
   bool in_unique_section = true;
 
   Bvariable *static_global
-    = ctx->get_backend ()->global_variable (name, asm_name, type, is_external,
-					    is_hidden, in_unique_section,
-					    var.get_locus ());
+    = Backend::global_variable (name, asm_name, type, is_external, is_hidden,
+				in_unique_section, var.get_locus ());
 
   tree init = value == error_mark_node ? error_mark_node : DECL_INITIAL (value);
-  ctx->get_backend ()->global_variable_set_init (static_global, init);
+  Backend::global_variable_set_init (static_global, init);
 
   ctx->insert_var_decl (var.get_mappings ().get_hirid (), static_global);
   ctx->push_var (static_global);
 
-  reference = ctx->get_backend ()->var_expression (static_global, ref_locus);
+  reference = Backend::var_expression (static_global, ref_locus);
 }
 
 void