X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbearch.h;h=a9c13db11c66feeaca367c4ebc50e737737c10b6;hb=b9d45e08e23bcf058fa8f2d9e18dd78e8cccd044;hp=d1f84e55215d276876b79cd8924ac02286b8e389;hpb=39e27d1fe336c1238bfe4a7b614d103762e39ba2;p=libfirm

diff --git a/ir/be/bearch.h b/ir/be/bearch.h
index d1f84e552..a9c13db11 100644
--- a/ir/be/bearch.h
+++ b/ir/be/bearch.h
@@ -209,7 +209,7 @@ typedef struct _arch_inverse_t {
 typedef enum _arch_irn_flags_t {
 	arch_irn_flags_none             = 0, /**< Node flags. */
 	arch_irn_flags_dont_spill       = 1, /**< This must not be spilled. */
-	arch_irn_flags_rematerializable = 2, /**< This should be replicated instead of spilled/reloaded. */
+	arch_irn_flags_rematerializable = 2, /**< This can be replicated instead of spilled/reloaded. */
 	arch_irn_flags_ignore           = 4, /**< Ignore node during register allocation. */
 	arch_irn_flags_modify_sp        = 8, /**< I modify the stack pointer. */
 	arch_irn_flags_last             = arch_irn_flags_modify_sp
@@ -424,15 +424,6 @@ extern int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn,
  */
 extern void arch_put_non_ignore_regs(const arch_env_t *env, const arch_register_class_t *cls, bitset_t *bs);
 
-/**
- * Return the number of registers in a register class which should not be
- * ignored by the register allocator.
- * @param env The architecture environment.
- * @param cls The register class to consider
- * @return	  The number of non-ignore registers in the register class
- */
-extern int arch_count_non_ignore_regs(const arch_env_t *env, const arch_register_class_t *cls);
-
 /**
  * Check, if a register is assignable to an operand of a node.
  * @param env The architecture environment.
@@ -594,10 +585,11 @@ struct _arch_code_generator_t {
  * ISA base class.
  */
 struct _arch_isa_t {
-	const arch_isa_if_t *impl;
+	const arch_isa_if_t   *impl;
 	const arch_register_t *sp;  /** The stack pointer register. */
 	const arch_register_t *bp;  /** The base pointer register. */
 	const int stack_dir;        /** -1 for decreasing, 1 for increasing. */
+	const be_main_env_t   *main_env; /** the be main environment */
 };
 
 #define arch_isa_stack_dir(isa)  ((isa)->stack_dir)
@@ -611,8 +603,9 @@ struct _arch_isa_if_t {
 
   /**
    * Initialize the isa interface.
-	 * @param file_handle  the file handle to write the output to
-	 * @return a new isa instance
+   * @param file_handle  the file handle to write the output to
+   * @param main_env     the be main environment
+   * @return a new isa instance
    */
   void *(*init)(FILE *file_handle);
 
@@ -666,11 +659,14 @@ struct _arch_isa_if_t {
   const arch_code_generator_if_t *(*get_code_generator_if)(void *self);
 
   /**
-   * Get the list scheduler to use.
-   * @param self  The isa object.
+   * Get the list scheduler to use. There is already a selector given, the
+   * backend is free to modify and/or ignore it.
+   *
+   * @param self     The isa object.
+   * @param selector The selector given by options.
    * @return      The list scheduler selector.
    */
-  const list_sched_selector_t *(*get_list_sched_selector)(const void *self);
+  const list_sched_selector_t *(*get_list_sched_selector)(const void *self, list_sched_selector_t *selector);
 
   /**
    * Get the necessary alignment for storing a register of given class.
@@ -733,7 +729,7 @@ struct _arch_env_t {
  * @param file_handle   The file handle
  * @return The environment.
  */
-extern arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa, FILE *file_handle);
+extern arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa, FILE *file_handle, be_main_env_t *main_env);
 
 /**
  * Add a node handler to the environment.
@@ -750,5 +746,4 @@ extern arch_env_t *arch_env_push_irn_handler(arch_env_t *env, const arch_irn_han
  */
 extern const arch_irn_handler_t *arch_env_pop_irn_handler(arch_env_t *env);
 
-
 #endif /* _FIRM_BEARCH_H */