X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbearch.c;h=5ea988dd8b47f60e632a8f6f213f0a6af8bc7376;hb=b9d45e08e23bcf058fa8f2d9e18dd78e8cccd044;hp=c7f90e337a607afbfabeca0e94b6e4fade979142;hpb=5e1f95efc1491481487ba22482422b6d6f42bcdb;p=libfirm

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index c7f90e337..5ea988dd8 100644
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -22,26 +22,37 @@
 
 #include "bearch.h"
 #include "ircons_t.h"
+#include "irnode_t.h"
 
 #include "bitset.h"
 #include "pset.h"
 #include "entity.h"
 
-arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if)
+#include "irprintf.h"
+
+/* Initialize the architecture environment struct. */
+arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if, FILE *file_handle, be_main_env_t *main_env)
 {
   memset(env, 0, sizeof(*env));
-  env->isa = isa_if->init();
+  env->isa                  = isa_if->init(file_handle);
+  env->isa->main_env        = main_env;
   return env;
 }
 
-arch_env_t *arch_env_add_irn_handler(arch_env_t *env,
+arch_env_t *arch_env_push_irn_handler(arch_env_t *env,
     const arch_irn_handler_t *handler)
 {
-  assert(env->handlers_tos <= ARCH_MAX_HANDLERS);
+  assert(env->handlers_tos < ARCH_MAX_HANDLERS);
   env->handlers[env->handlers_tos++] = handler;
   return env;
 }
 
+const arch_irn_handler_t *arch_env_pop_irn_handler(arch_env_t *env)
+{
+  assert(env->handlers_tos > 0 && env->handlers_tos <= ARCH_MAX_HANDLERS);
+  return env->handlers[--env->handlers_tos];
+}
+
 static const arch_irn_ops_t *fallback_irn_ops = NULL;
 
 int arch_register_class_put(const arch_register_class_t *cls, bitset_t *bs)
@@ -77,6 +88,10 @@ get_irn_ops(const arch_env_t *env, const ir_node *irn)
   return fallback_irn_ops;
 }
 
+const arch_irn_ops_t *arch_get_irn_ops(const arch_env_t *env, const ir_node *irn) {
+	return get_irn_ops(env, irn);
+}
+
 const arch_register_req_t *arch_get_register_req(const arch_env_t *env,
     arch_register_req_t *req, const ir_node *irn, int pos)
 {
@@ -85,12 +100,77 @@ const arch_register_req_t *arch_get_register_req(const arch_env_t *env,
   return ops->impl->get_irn_reg_req(ops, req, irn, pos);
 }
 
-void arch_set_stack_bias(const arch_env_t *env, ir_node *irn, int bias)
+void arch_set_frame_offset(const arch_env_t *env, ir_node *irn, int offset)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  ops->impl->set_frame_offset(ops, irn, offset);
+}
+
+entity *arch_get_frame_entity(const arch_env_t *env, ir_node *irn)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  return ops->impl->get_frame_entity(ops, irn);
+}
+
+void arch_set_frame_entity(const arch_env_t *env, ir_node *irn, entity *ent)
+{
+	const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+	ops->impl->set_frame_entity(ops, irn, ent);
+}
+
+int arch_get_sp_bias(const arch_env_t *env, ir_node *irn)
+{
+	const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+	return ops->impl->get_sp_bias(ops, irn);
+}
+
+arch_inverse_t *arch_get_inverse(const arch_env_t *env, const ir_node *irn, int i, arch_inverse_t *inverse, struct obstack *obstack)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  if(ops->impl->get_inverse) {
+    return ops->impl->get_inverse(ops, irn, i, inverse, obstack);
+  } else {
+    return NULL;
+  }
+}
+
+int arch_possible_memory_operand(const arch_env_t *env, const ir_node *irn, unsigned int i) {
+	const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+	if(ops->impl->possible_memory_operand) {
+		return ops->impl->possible_memory_operand(ops, irn, i);
+	} else {
+		return 0;
+	}
+}
+
+extern void arch_perform_memory_operand(const arch_env_t *env, ir_node *irn, ir_node *spill, unsigned int i) {
+	const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+	if(ops->impl->perform_memory_operand) {
+		ops->impl->perform_memory_operand(ops, irn, spill, i);
+	} else {
+		return;
+	}
+}
+
+int arch_get_op_estimated_cost(const arch_env_t *env, const ir_node *irn)
 {
   const arch_irn_ops_t *ops = get_irn_ops(env, irn);
-  ops->impl->set_stack_bias(ops, irn, bias);
+  if(ops->impl->get_op_estimated_cost) {
+    return ops->impl->get_op_estimated_cost(ops, irn);
+  } else {
+    return 1;
+  }
 }
 
+int arch_is_possible_memory_operand(const arch_env_t *env, const ir_node *irn, int i)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  if(ops->impl->possible_memory_operand) {
+    return ops->impl->possible_memory_operand(ops, irn, i);
+  } else {
+    return 0;
+  }
+}
 
 int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn, int pos, bitset_t *bs)
 {
@@ -122,6 +202,19 @@ void arch_put_non_ignore_regs(const arch_env_t *env, const arch_register_class_t
 	}
 }
 
+int arch_count_non_ignore_regs(const arch_env_t *env, const arch_register_class_t *cls)
+{
+	int i;
+	int result = 0;
+
+	for(i = 0; i < cls->n_regs; ++i) {
+		if(!arch_register_type_is(&cls->regs[i], ignore))
+			result++;
+	}
+
+	return result;
+}
+
 int arch_is_register_operand(const arch_env_t *env,
     const ir_node *irn, int pos)
 {
@@ -192,6 +285,7 @@ extern const char *arch_irn_flag_str(arch_irn_flags_t fl)
 		XXX(dont_spill);
 		XXX(ignore);
 		XXX(rematerializable);
+		XXX(modify_sp);
 		XXX(none);
 #undef XXX
 	}
@@ -215,12 +309,12 @@ extern char *arch_register_req_format(char *buf, size_t len, const arch_register
 	}
 
 	if(arch_register_req_is(req, should_be_same)) {
-		snprintf(tmp, sizeof(tmp), " same to: %+F", req->other_different);
+		ir_snprintf(tmp, sizeof(tmp), " same to: %+F", req->other_different);
 		strncat(buf, tmp, len);
 	}
 
 	if(arch_register_req_is(req, should_be_different)) {
-		snprintf(tmp, sizeof(tmp), " different to: %+F", req->other_different);
+		ir_snprintf(tmp, sizeof(tmp), " different to: %+F", req->other_different);
 		strncat(buf, tmp, len);
 	}