X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_optimize.c;h=73ff3ba4ef4327a5bf697c9ac60d5f801dbdede8;hb=87fea9e1e34fcdd7b43ab60cb03b08c716f69571;hp=40735ae65c488a8f06c58c4dba8907de6f06e204;hpb=81e6beaffdd36bd64f736991cca76a2c9fce2dd6;p=libfirm

diff --git a/ir/be/ia32/ia32_optimize.c b/ir/be/ia32/ia32_optimize.c
index 40735ae65..73ff3ba4e 100644
--- a/ir/be/ia32/ia32_optimize.c
+++ b/ir/be/ia32/ia32_optimize.c
@@ -61,8 +61,6 @@ DEBUG_ONLY(static firm_dbg_module_t *dbg = NULL;)
 static const arch_env_t *arch_env;
 static ia32_code_gen_t  *cg;
 
-static void peephole_IncSP_IncSP(ir_node *node);
-
 #if 0
 static void peephole_ia32_Store_IncSP_to_push(ir_node *node)
 {
@@ -95,7 +93,7 @@ static void peephole_ia32_Store_IncSP_to_push(ir_node *node)
 	if(!be_is_IncSP(incsp))
 		return;
 
-	peephole_IncSP_IncSP(incsp);
+	be_peephole_IncSP_IncSP(incsp);
 
 	/* must be in the same block */
 	if(get_nodes_block(incsp) != get_nodes_block(node))
@@ -477,58 +475,6 @@ static void peephole_IncSP_Store_to_push(ir_node *irn)
 	be_set_IncSP_pred(irn, curr_sp);
 }
 
-/**
- * Tries to optimize two following IncSP.
- */
-static void peephole_IncSP_IncSP(ir_node *node)
-{
-	int      pred_offs;
-	int      curr_offs;
-	int      offs;
-	ir_node *pred = be_get_IncSP_pred(node);
-	ir_node *predpred;
-
-	if(!be_is_IncSP(pred))
-		return;
-
-	if(get_irn_n_edges(pred) > 1)
-		return;
-
-	pred_offs = be_get_IncSP_offset(pred);
-	curr_offs = be_get_IncSP_offset(node);
-
-	if(pred_offs == BE_STACK_FRAME_SIZE_EXPAND) {
-		if(curr_offs != BE_STACK_FRAME_SIZE_SHRINK) {
-			return;
-		}
-		offs = 0;
-	} else if(pred_offs == BE_STACK_FRAME_SIZE_SHRINK) {
-		if(curr_offs != BE_STACK_FRAME_SIZE_EXPAND) {
-			return;
-		}
-		offs = 0;
-	} else if(curr_offs == BE_STACK_FRAME_SIZE_EXPAND
-			|| curr_offs == BE_STACK_FRAME_SIZE_SHRINK) {
-		return;
-	} else {
-		offs = curr_offs + pred_offs;
-	}
-
-	/* add pred offset to ours and remove pred IncSP */
-	be_set_IncSP_offset(node, offs);
-
-	predpred = be_get_IncSP_pred(pred);
-	be_peephole_before_exchange(pred, predpred);
-
-	/* rewire dependency edges */
-	edges_reroute_kind(pred, predpred, EDGE_KIND_DEP, current_ir_graph);
-	be_set_IncSP_pred(node, predpred);
-	sched_remove(pred);
-	be_kill_node(pred);
-
-	be_peephole_after_exchange(predpred);
-}
-
 /**
  * Find a free GP register if possible, else return NULL.
  */
@@ -634,7 +580,7 @@ static void peephole_be_IncSP(ir_node *node)
 	int                    offset;
 
 	/* first optimize incsp->incsp combinations */
-	peephole_IncSP_IncSP(node);
+	be_peephole_IncSP_IncSP(node);
 
 	/* transform IncSP->Store combinations to Push where possible */
 	peephole_IncSP_Store_to_push(node);