+/*
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
/**
- * Register mapping for firm nodes. Stolen from bearch_firm :)
- * $Id$
+ * @file
+ * @brief Register mapping for firm nodes. Stolen from bearch_firm :)
+ * @author Oliver Richter, Tobias Gneist
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <stdlib.h>
static const arch_register_t *gpreg_param_reg_std[] = {
- &arm_gp_regs[REG_R0],
- &arm_gp_regs[REG_R1],
- &arm_gp_regs[REG_R2],
- &arm_gp_regs[REG_R3],
+ &arm_registers[REG_R0],
+ &arm_registers[REG_R1],
+ &arm_registers[REG_R2],
+ &arm_registers[REG_R3],
};
-const arch_register_t *arm_get_RegParam_reg(int n) {
+const arch_register_t *arm_get_RegParam_reg(int n)
+{
assert(n < 4 && n >=0 && "register param > 3 angefordert");
return gpreg_param_reg_std[n];
}
/* Mapping to store registers in firm nodes */
-struct arm_irn_reg_assoc {
+typedef struct arm_irn_reg_assoc {
const ir_node *irn;
const arch_register_t *reg;
-};
+} arm_irn_reg_assoc;
-int arm_cmp_irn_reg_assoc(const void *a, const void *b, size_t len) {
- const struct arm_irn_reg_assoc *x = a;
- const struct arm_irn_reg_assoc *y = b;
+int arm_cmp_irn_reg_assoc(const void *a, const void *b, size_t size)
+{
+ const arm_irn_reg_assoc *x = (const arm_irn_reg_assoc*)a;
+ const arm_irn_reg_assoc *y = (const arm_irn_reg_assoc*)b;
+ (void) size;
return x->irn != y->irn;
}
-static struct arm_irn_reg_assoc *get_irn_reg_assoc(const ir_node *irn, set *reg_set) {
- struct arm_irn_reg_assoc templ;
+static arm_irn_reg_assoc *get_irn_reg_assoc(const ir_node *irn, set *reg_set)
+{
+ arm_irn_reg_assoc templ;
unsigned int hash;
templ.irn = irn;
templ.reg = NULL;
- hash = HASH_PTR(irn);
+ hash = hash_ptr(irn);
- return set_insert(reg_set, &templ, sizeof(templ), hash);
+ return set_insert(arm_irn_reg_assoc, reg_set, &templ, sizeof(templ), hash);
}
-void arm_set_firm_reg(ir_node *irn, const arch_register_t *reg, set *reg_set) {
- struct arm_irn_reg_assoc *assoc = get_irn_reg_assoc(irn, reg_set);
+void arm_set_firm_reg(ir_node *irn, const arch_register_t *reg, set *reg_set)
+{
+ arm_irn_reg_assoc *assoc = get_irn_reg_assoc(irn, reg_set);
assoc->reg = reg;
}
-const arch_register_t *arm_get_firm_reg(const ir_node *irn, set *reg_set) {
- struct arm_irn_reg_assoc *assoc = get_irn_reg_assoc(irn, reg_set);
+const arch_register_t *arm_get_firm_reg(const ir_node *irn, set *reg_set)
+{
+ const arm_irn_reg_assoc *assoc = get_irn_reg_assoc(irn, reg_set);
return assoc->reg;
}
-
-
-
-/**
- * Translates the projnum into a "real" argument position for register
- * requirements dependend on the predecessor.
- */
-long arm_translate_proj_pos(const ir_node *proj) {
- ir_node *pred = get_Proj_pred(proj);
- long nr = get_Proj_proj(proj);
-
- if (is_arm_Load(pred) || is_arm_fpaLdf(pred)) {
- if (nr == pn_Load_res)
- return 0;
- assert(0 && "unsupported Proj(Load) number");
- }
- else if (is_arm_Store(pred) || is_arm_fpaStf(pred)) {
- return 0;
- }
- else if (is_arm_fpaDiv(pred) || is_arm_fpaRdv(pred)) {
- if (nr == pn_Quot_res)
- return 0;
- else
- assert(0 && "there should be no more Projs for a fDiv");
- }
-
-// assert(0 && "unsupported Proj(X)");
- return nr;
-}