/**
* Register mapping for firm nodes. Stolen from bearch_firm :)
+ * Calculate requirements for register parameter.
+ * @author Christian Wuerdig
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include "ia32_map_regs.h"
#include "ia32_new_nodes.h"
#include "gen_ia32_regalloc_if.h"
+#include "../benodesets.h"
static int maxnum_gpreg_args = 3; /* maximum number of int arguments passed in registers; default 3 */
static int maxnum_fpreg_args = 5; /* maximum number of float arguments passed in registers; default 5 */
templ.irn = irn;
templ.reg = NULL;
- hash = HASH_PTR(irn);
+ hash = nodeset_hash(irn);
return set_insert(reg_set, &templ, sizeof(templ), hash);
}
return param_reg;
}
-
-
-
-/**
- * Translates the projnum into a "real" argument position for register
- * requirements dependend on the predecessor.
- */
-long ia32_translate_proj_pos(const ir_node *proj) {
- ir_node *pred = get_Proj_pred(proj);
- long nr = get_Proj_proj(proj);
-
- if (is_ia32_Ld(pred)) {
- if (nr == pn_Load_res || nr == 0)
- return 0;
- assert(0 && "unsupported Proj(Load) number");
- }
- else if (is_ia32_St(pred)) {
- return 0;
- }
- else if (is_ia32_CondJmp(pred)) {
- return 0;
- }
- else if (is_ia32_SwitchJmp(pred)) {
- return 0;
- }
- else if (is_ia32_Cdq(pred) || is_ia32_Mulh(pred)) {
- if (nr == pn_EAX)
- return 0;
- if (nr == pn_EDX)
- return 1;
- }
- else if (is_ia32_DivMod(pred)) {
- if (nr == pn_DivMod_res_div)
- return 0;
- if (nr == pn_DivMod_res_mod)
- return 1;
- assert(0 && "unsupported DivMod");
- }
- else if (is_ia32_xDiv(pred)) {
- if (nr == pn_Quot_res)
- return 0;
- else
- assert(0 && "there should be no more Projs for a xDiv");
- }
- else if (get_irn_mode(proj) == mode_X && nr == pn_Start_X_initial_exec) {
- return 0;
- }
- else if (is_Proj(pred)) {
- return nr;
- }
- else if (get_irn_opcode(pred) == iro_Start) {
- return nr;
- }
-
-// assert(0 && "unsupported Proj(X)");
- return nr;
-}