X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_fpu.c;h=b6bafb5af2c35adb8498ef0104fe3b7418a56bca;hb=32bb9cd68eb4e4a550475b5ab516fd1b8de22456;hp=d0195c82dd88763028cee18036addc44074ae48e;hpb=ce6161a7e42a48f7422b7babcc64d8ace18e2687;p=libfirm

diff --git a/ir/be/ia32/ia32_fpu.c b/ir/be/ia32/ia32_fpu.c
index d0195c82d..b6bafb5af 100644
--- a/ir/be/ia32/ia32_fpu.c
+++ b/ir/be/ia32/ia32_fpu.c
@@ -87,7 +87,6 @@ static void create_fpcw_entities(void)
 static ir_node *create_fpu_mode_spill(void *env, ir_node *state, int force,
                                       ir_node *after)
 {
-	ir_node *spill = NULL;
 	(void) env;
 
 	/* we don't spill the fpcw in unsafe mode */
@@ -105,25 +104,26 @@ static ir_node *create_fpu_mode_spill(void *env, ir_node *state, int force,
 		ir_graph *irg = get_irn_irg(state);
 		ir_node *block = get_nodes_block(state);
 		ir_node *noreg = ia32_new_NoReg_gp(irg);
-		ir_node *nomem = new_r_NoMem(irg);
+		ir_node *nomem = get_irg_no_mem(irg);
 		ir_node *frame = get_irg_frame(irg);
-
-		spill = new_bd_ia32_FnstCW(NULL, block, frame, noreg, nomem, state);
+		ir_node *spill
+			= new_bd_ia32_FnstCW(NULL, block, frame, noreg, nomem, state);
 		set_ia32_op_type(spill, ia32_AddrModeD);
 		/* use mode_Iu, as movl has a shorter opcode than movw */
 		set_ia32_ls_mode(spill, mode_Iu);
 		set_ia32_use_frame(spill);
 
 		sched_add_after(skip_Proj(after), spill);
+		return spill;
 	}
 
-	return spill;
+	return NULL;
 }
 
 static ir_node *create_fldcw_ent(ir_node *block, ir_entity *entity)
 {
 	ir_graph *irg   = get_irn_irg(block);
-	ir_node  *nomem = new_r_NoMem(irg);
+	ir_node  *nomem = get_irg_no_mem(irg);
 	ir_node  *noreg = ia32_new_NoReg_gp(irg);
 	ir_node  *reload;
 
@@ -171,8 +171,9 @@ static ir_node *create_fpu_mode_reload(void *env, ir_node *state,
 		sched_add_before(before, reload);
 	} else {
 		ir_mode *lsmode = ia32_reg_classes[CLASS_ia32_fp_cw].mode;
-		ir_node *nomem  = new_r_NoMem(irg);
+		ir_node *nomem  = get_irg_no_mem(irg);
 		ir_node *cwstore, *load, *load_res, *orn, *store, *fldcw;
+		ir_node *store_proj;
 		ir_node *or_const;
 
 		assert(last_state != NULL);
@@ -204,9 +205,10 @@ static ir_node *create_fpu_mode_reload(void *env, ir_node *state,
 		/* use mode_Iu, as movl has a shorter opcode than movw */
 		set_ia32_ls_mode(store, mode_Iu);
 		set_ia32_use_frame(store);
+		store_proj = new_r_Proj(store, mode_M, pn_ia32_Store_M);
 		sched_add_before(before, store);
 
-		fldcw = new_bd_ia32_FldCW(NULL, block, frame, noreg, store);
+		fldcw = new_bd_ia32_FldCW(NULL, block, frame, noreg, store_proj);
 		set_ia32_op_type(fldcw, ia32_AddrModeS);
 		set_ia32_ls_mode(fldcw, lsmode);
 		set_ia32_use_frame(fldcw);
@@ -245,14 +247,12 @@ static void rewire_fpu_mode_nodes(ir_graph *irg)
 	ir_node *initial_value;
 	ir_node **phis;
 	be_lv_t *lv = be_get_irg_liveness(irg);
-	int i, len;
+	size_t i, len;
 
 	/* do ssa construction for the fpu modes */
 	env.state_nodes = NEW_ARR_F(ir_node*, 0);
 	irg_walk_graph(irg, collect_fpu_mode_nodes_walker, NULL, &env);
 
-	initial_value = be_abi_get_ignore_irn(be_get_irg_abi(irg), reg);
-
 	/* nothing needs to be done, in fact we must not continue as for endless
 	 * loops noone is using the initial_value and it will point to a bad node
 	 * now
@@ -262,6 +262,7 @@ static void rewire_fpu_mode_nodes(ir_graph *irg)
 		return;
 	}
 
+	initial_value = be_get_initial_reg_value(irg, reg);
 	be_ssa_construction_init(&senv, irg);
 	be_ssa_construction_add_copies(&senv, env.state_nodes,
 	                               ARR_LEN(env.state_nodes));