added callbacks and adapted interfaces for abstract machine specification
[libfirm] / ir / be / firm / bearch_firm.c
index 3d76436..f940b56 100644 (file)
@@ -20,6 +20,7 @@
 #include "ircons_t.h"
 #include "irgwalk.h"
 #include "type.h"
+#include "irtools.h"
 
 #include "../be_t.h"
 #include "../bearch.h"
@@ -122,14 +123,14 @@ static int dump_node_Imm(ir_node *n, FILE *F, dump_reason_t reason) {
   return bad;
 }
 
-static void *firm_init(void)
+static void *firm_init(FILE *outfile)
 {
   static struct obstack obst;
   static int inited = 0;
-       arch_isa_t *isa = xmalloc(sizeof(*isa));
+  arch_isa_t *isa = xmalloc(sizeof(*isa));
   int k;
 
-       isa->impl = &firm_isa;
+  isa->impl = &firm_isa;
 
   if(inited)
     return NULL;
@@ -141,7 +142,7 @@ static void *firm_init(void)
     arch_register_class_t *cls = &reg_classes[k];
     int i;
 
-       cls->mode = mode_Is;
+    cls->mode = mode_Is;
     for(i = 0; i < cls->n_regs; ++i) {
       int n;
       char buf[8];
@@ -204,25 +205,39 @@ static const arch_register_class_t *firm_get_reg_class_for_mode(const void *self
        return mode_is_datab(irm) ? &reg_classes[CLS_DATAB] : NULL;
 }
 
-static void firm_get_call_abi(const void *self, ir_type *method_type, be_abi_call_t *abi)
-{
+static ir_type *firm_abi_get_between_type(void *self) {
        static ir_type *between_type = NULL;
-       const arch_register_class_t *cls = &reg_classes[CLS_DATAB];
-       int i, n;
-       be_abi_call_flags_t call_flags = { 0, 0, 0, 0, 0 };
 
        if(!between_type) {
                between_type = new_type_class(new_id_from_str("firm_be_between"));
                set_type_size_bytes(between_type, 0);
        }
 
+       return between_type;
+}
+
+static const be_abi_callbacks_t firm_abi_callbacks = {
+       NULL,
+       NULL,
+       firm_abi_get_between_type,
+       NULL,
+       NULL,
+       NULL,
+};
+
+static void firm_get_call_abi(const void *self, ir_type *method_type, be_abi_call_t *abi)
+{
+       const arch_register_class_t *cls = &reg_classes[CLS_DATAB];
+       int i, n;
+       be_abi_call_flags_t flags = { { 0, 0, 0, 0, 0 } };
+
 
        for(i = 0, n = get_method_n_params(method_type); i < n; ++i) {
                ir_type *t = get_method_param_type(method_type, i);
                if(is_Primitive_type(t))
                        be_abi_call_param_reg(abi, i, &cls->regs[i]);
                else
-                       be_abi_call_param_stack(abi, i);
+                       be_abi_call_param_stack(abi, i, 1, 0, 0);
        }
 
        for(i = 0, n = get_method_n_ress(method_type); i < n; ++i) {
@@ -231,7 +246,8 @@ static void firm_get_call_abi(const void *self, ir_type *method_type, be_abi_cal
                        be_abi_call_res_reg(abi, i, &cls->regs[i]);
        }
 
-       be_abi_call_set_flags(abi, call_flags, between_type);
+       flags.val = 0;
+       be_abi_call_set_flags(abi, flags, &firm_abi_callbacks);
 }
 
 
@@ -346,6 +362,10 @@ static entity *firm_get_frame_entity(const void *self, const ir_node *irn)
        return NULL;
 }
 
+static void firm_set_frame_entity(const void *self, const ir_node *irn, entity *ent)
+{
+}
+
 static const arch_irn_ops_if_t firm_irn_ops_if = {
        firm_get_irn_reg_req,
        firm_set_irn_reg,
@@ -353,7 +373,12 @@ static const arch_irn_ops_if_t firm_irn_ops_if = {
        firm_classify,
        firm_get_flags,
        firm_get_frame_entity,
-       firm_set_stack_bias
+       firm_set_frame_entity,
+       firm_set_stack_bias,
+       NULL,    /* get_inverse             */
+       NULL,    /* get_op_estimated_cost   */
+       NULL,    /* possible_memory_operand */
+       NULL,    /* perform_memory_operand  */
 };
 
 static const arch_irn_ops_t firm_irn_ops = {
@@ -493,16 +518,11 @@ typedef struct _firm_code_gen_t {
 } firm_code_gen_t;
 
 
-static void clear_link(ir_node *irn, void *data)
-{
-       set_irn_link(irn, NULL);
-}
-
 static void firm_prepare_graph(void *self)
 {
        firm_code_gen_t *cg = self;
 
-       irg_walk_graph(cg->irg, clear_link, localize_const_walker, NULL);
+       irg_walk_graph(cg->irg, firm_clear_link, localize_const_walker, NULL);
        irg_walk_graph(cg->irg, NULL, prepare_walker, NULL);
 }
 
@@ -543,22 +563,28 @@ static void firm_before_ra(void *self)
        irg_walk_graph(cg->irg, imm_scheduler, NULL, NULL);
 }
 
+static void firm_after_ra(void *self)
+{
+}
+
 static void firm_codegen_done(void *self)
 {
        free(self);
 }
 
-static void *firm_cg_init(FILE *file_handle, const be_irg_t *birg);
+static void *firm_cg_init(const be_irg_t *birg);
 
 static const arch_code_generator_if_t firm_code_gen_if = {
        firm_cg_init,
+       NULL,
        firm_prepare_graph,
        firm_before_sched,
        firm_before_ra,
+       firm_after_ra,
        firm_codegen_done
 };
 
-static void *firm_cg_init(FILE *file_handle, const be_irg_t *birg)
+static void *firm_cg_init(const be_irg_t *birg)
 {
        firm_code_gen_t *cg = xmalloc(sizeof(*cg));
        cg->impl = &firm_code_gen_if;
@@ -572,10 +598,54 @@ static const arch_code_generator_if_t *firm_get_code_generator_if(void *self)
        return &firm_code_gen_if;
 }
 
-static const list_sched_selector_t *firm_get_list_sched_selector(const void *self) {
+static const list_sched_selector_t *firm_get_list_sched_selector(const void *self, list_sched_selector_t *selector) {
        return trivial_selector;
 }
 
+/**
+ * Returns the necessary byte alignment for storing a register of given class.
+ */
+static int firm_get_reg_class_alignment(const void *self, const arch_register_class_t *cls) {
+       ir_mode *mode = arch_register_class_mode(cls);
+       return get_mode_size_bytes(mode);
+}
+
+static const be_execution_unit_t ***firm_get_allowed_execution_units(const void *self, const ir_node *irn) {
+       /* TODO */
+       assert(0);
+       return NULL;
+}
+
+static const be_machine_t *firm_get_machine(const void *self) {
+       /* TODO */
+       assert(0);
+       return NULL;
+}
+
+/**
+ * Returns the libFirm configuration parameter for this backend.
+ */
+static const backend_params *firm_get_libfirm_params(void) {
+       static arch_dep_params_t ad = {
+               1,  /* allow subs */
+               0,      /* Muls are fast enough on Firm */
+               31, /* shift would be ok */
+               0,  /* no Mulhs */
+               0,  /* no Mulhu */
+               0,  /* no Mulh */
+       };
+       static backend_params p = {
+               NULL,  /* no additional opcodes */
+               NULL,  /* will be set later */
+               0,     /* no dword lowering */
+               NULL,  /* no creator function */
+               NULL,  /* context for create_intrinsic_fkt */
+       };
+
+       p.dep_param = &ad;
+       return &p;
+}
+
 #ifdef WITH_LIBCORE
 static void firm_register_options(lc_opt_entry_t *ent)
 {
@@ -583,9 +653,6 @@ static void firm_register_options(lc_opt_entry_t *ent)
 #endif
 
 const arch_isa_if_t firm_isa = {
-#ifdef WITH_LIBCORE
-       firm_register_options,
-#endif
        firm_init,
        firm_done,
        firm_get_n_reg_class,
@@ -594,5 +661,12 @@ const arch_isa_if_t firm_isa = {
        firm_get_call_abi,
        firm_get_irn_handler,
        firm_get_code_generator_if,
-       firm_get_list_sched_selector
+       firm_get_list_sched_selector,
+       firm_get_reg_class_alignment,
+       firm_get_libfirm_params,
+       firm_get_allowed_execution_units,
+       firm_get_machine,
+#ifdef WITH_LIBCORE
+       firm_register_options,
+#endif
 };