From e3fdbd41ed77d327784775db5ba8f6577da45abe Mon Sep 17 00:00:00 2001
From: Michael Beck <beck@ipd.info.uni-karlsruhe.de>
Date: Sat, 5 May 2007 21:57:47 +0000
Subject: [PATCH] used entities are now marked removed deleted header

[r13658]
---
 ir/be/arm/arm_emitter.c   | 1 +
 ir/be/arm/arm_transform.c | 5 ++++-
 ir/be/arm/bearch_arm.c    | 9 +++++++--
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/ir/be/arm/arm_emitter.c b/ir/be/arm/arm_emitter.c
index 44efb2ae3..7c83cb787 100644
--- a/ir/be/arm/arm_emitter.c
+++ b/ir/be/arm/arm_emitter.c
@@ -560,6 +560,7 @@ static void emit_be_Call(arm_emit_env_t *env, const ir_node *irn) {
 
 	be_emit_cstring(env->emit, "\tbl ");
 	if (ent) {
+		mark_entity_visited(ent);
 		be_emit_ident(env->emit, get_entity_ld_ident(ent));
 	} else {
 		arm_emit_source_register(env, irn, be_pos_Call_ptr);
diff --git a/ir/be/arm/arm_transform.c b/ir/be/arm/arm_transform.c
index 2ecc23513..b189b960c 100644
--- a/ir/be/arm/arm_transform.c
+++ b/ir/be/arm/arm_transform.c
@@ -895,6 +895,7 @@ static ir_node *gen_Cond(ir_node *irn, arm_code_gen_t *cg) {
  * @return name of the SymConst
  */
 const char *get_sc_name(ir_node *symc) {
+	ir_entity *ent;
 	if (get_irn_opcode(symc) != iro_SymConst)
 		return "NONE";
 
@@ -903,7 +904,9 @@ const char *get_sc_name(ir_node *symc) {
 			return get_id_str(get_SymConst_name(symc));
 
 		case symconst_addr_ent:
-			return get_entity_ld_name(get_SymConst_entity(symc));
+			ent = get_SymConst_entity(symc);
+			mark_entity_visited(ent);
+			return get_entity_ld_name(ent);
 
 		default:
 			assert(0 && "Unsupported SymConst");
diff --git a/ir/be/arm/bearch_arm.c b/ir/be/arm/bearch_arm.c
index 7af7c14db..db6c9c406 100644
--- a/ir/be/arm/bearch_arm.c
+++ b/ir/be/arm/bearch_arm.c
@@ -57,7 +57,6 @@
 
 #include "arm_new_nodes.h"           /* arm nodes interface */
 #include "gen_arm_regalloc_if.h"     /* the generated interface (register type and class defenitions) */
-#include "arm_gen_decls.h"           /* interface declaration emitter */
 #include "arm_transform.h"
 #include "arm_emitter.h"
 #include "arm_map_regs.h"
@@ -375,7 +374,7 @@ static ir_node *convert_dbl_to_int(ir_node *bl, ir_node *arg, ir_node *mem,
  *
  * Handle some special cases here:
  * 1.) A constant: simply move
- * 2.) A load: siply load
+ * 2.) A load: simply load
  */
 static ir_node *convert_sng_to_int(ir_node *bl, ir_node *arg) {
 	if (is_Const(arg)) {
@@ -726,6 +725,12 @@ static void *arm_init(FILE *file_handle) {
 	arm_create_opcodes();
 	arm_handle_intrinsics();
 
+	/* we mark referenced global entities, so we can only emit those which
+	 * are actually referenced. (Note: you mustn't use the type visited flag
+	 * elsewhere in the backend)
+	 */
+	inc_master_type_visited();
+
 	inited = 1;
 	return isa;
 }
-- 
2.20.1