add some hacks that fixes register pressure faithfullness of Asm nodes in common...

[libfirm] / ir / be / ia32 / ia32_finish.c

diff --git a/ir/be/ia32/ia32_finish.c b/ir/be/ia32/ia32_finish.c
index fbb1e6c..03c9757 100644 (file)
--- a/ir/be/ia32/ia32_finish.c
+++ b/ir/be/ia32/ia32_finish.c
@@ -68,7 +68,7 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
 
        noreg    = ia32_new_NoReg_gp(cg);
        noreg_fp = ia32_new_NoReg_xmm(cg);
-       nomem    = new_rd_NoMem(cg->irg);
+       nomem    = new_NoMem();
        in1      = get_irn_n(irn, n_ia32_binary_left);
        in2      = get_irn_n(irn, n_ia32_binary_right);
        in1_reg  = arch_get_irn_register(in1);
@@ -92,7 +92,7 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
 
                assert(get_irn_mode(irn) != mode_T);
 
-               res = new_rd_ia32_xXor(dbg, irg, block, noreg, noreg, nomem, in2, noreg_fp);
+               res = new_bd_ia32_xXor(dbg, block, noreg, noreg, nomem, in2, noreg_fp);
                size = get_mode_size_bits(op_mode);
                entity = ia32_gen_fp_known_const(size == 32 ? ia32_SSIGN : ia32_DSIGN);
                set_ia32_am_sc(res, entity);
@@ -105,7 +105,7 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
                sched_add_before(irn, res);
 
                /* generate the add */
-               res = new_rd_ia32_xAdd(dbg, irg, block, noreg, noreg, nomem, res, in1);
+               res = new_bd_ia32_xAdd(dbg, block, noreg, noreg, nomem, res, in1);
                set_ia32_ls_mode(res, get_ia32_ls_mode(irn));
 
                /* exchange the add and the sub */
@@ -135,14 +135,14 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
                }
 
                if (flags_proj == NULL) {
-                       res = new_rd_ia32_Neg(dbg, irg, block, in2);
+                       res = new_bd_ia32_Neg(dbg, block, in2);
                        arch_set_irn_register(res, in2_reg);
 
                        /* add to schedule */
                        sched_add_before(irn, res);
 
                        /* generate the add */
-                       res = new_rd_ia32_Add(dbg, irg, block, noreg, noreg, nomem, res, in1);
+                       res = new_bd_ia32_Add(dbg, block, noreg, noreg, nomem, res, in1);
                        arch_set_irn_register(res, out_reg);
                        set_ia32_commutative(res);
 
@@ -164,16 +164,15 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
                         *
                         * a + -b = a + (~b + 1)  would set the carry flag IF a == b ...
                         */
-                       not = new_rd_ia32_Not(dbg, irg, block, in2);
+                       not = new_bd_ia32_Not(dbg, block, in2);
                        arch_set_irn_register(not, in2_reg);
                        sched_add_before(irn, not);
 
-                       stc = new_rd_ia32_Stc(dbg, irg, block);
+                       stc = new_bd_ia32_Stc(dbg, block);
                        arch_set_irn_register(stc, &ia32_flags_regs[REG_EFLAGS]);
                        sched_add_before(irn, stc);
 
-                       adc = new_rd_ia32_Adc(dbg, irg, block, noreg, noreg, nomem, not,
-                                             in1, stc);
+                       adc = new_bd_ia32_Adc(dbg, block, noreg, noreg, nomem, not, in1, stc);
                        arch_set_irn_register(adc, out_reg);
                        sched_add_before(irn, adc);
 
@@ -181,7 +180,7 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
                        adc_flags = new_r_Proj(irg, block, adc, mode_Iu, pn_ia32_Adc_flags);
                        arch_set_irn_register(adc_flags, &ia32_flags_regs[REG_EFLAGS]);
 
-                       cmc = new_rd_ia32_Cmc(dbg, irg, block, adc_flags);
+                       cmc = new_bd_ia32_Cmc(dbg, block, adc_flags);
                        arch_set_irn_register(cmc, &ia32_flags_regs[REG_EFLAGS]);
                        sched_add_before(irn, cmc);
 
@@ -197,7 +196,7 @@ static void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg)
 
        set_irn_mode(res, get_irn_mode(irn));
 
-       SET_IA32_ORIG_NODE(res, ia32_get_old_node_name(cg, irn));
+       SET_IA32_ORIG_NODE(res, irn);
 
        /* remove the old sub */
        sched_remove(irn);