X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbearch_t.h;h=efba49542a4c8edb7df33677cf1199a8ca867855;hb=dd4cd761ab637d4488c7e29f49843b1b02366acf;hp=1e7c93befd16b2169ab923b68d085da29dc77ebc;hpb=2896b2261b1f54df233305e72dfe4591ab966f6f;p=libfirm

diff --git a/ir/be/bearch_t.h b/ir/be/bearch_t.h
index 1e7c93bef..efba49542 100644
--- a/ir/be/bearch_t.h
+++ b/ir/be/bearch_t.h
@@ -522,6 +522,24 @@ struct arch_isa_if_t {
 	 * @return A flexible array ARR_F containing all desired irgs in the desired order.
 	 */
 	ir_graph **(*get_backend_irg_list)(const void *self, ir_graph ***irgs);
+
+	/**
+	 * mark node as rematerialized
+	 */
+	void (*mark_remat)(const void *self, ir_node *node);
+
+	/**
+	 * parse an assembler constraint part and set flags according to its nature
+	 * advances the *c pointer to point to the last parsed character (so if you
+	 * parse a single character don't advance c)
+	 */
+	asm_constraint_flags_t (*parse_asm_constraint)(const void *self, const char **c);
+
+	/**
+	 * returns true if the string is a valid clobbered (register) in this
+	 * backend
+	 */
+	int (*is_valid_clobber)(const void *self, const char *clobber);
 };
 
 #define arch_env_done(env)                             ((env)->impl->done(env))
@@ -537,19 +555,23 @@ struct arch_isa_if_t {
 #define arch_env_get_allowed_execution_units(env,irn)  ((env)->impl->get_allowed_execution_units((env), (irn)))
 #define arch_env_get_machine(env)                      ((env)->impl->get_machine(env))
 #define arch_env_get_backend_irg_list(env,irgs)        ((env)->impl->get_backend_irg_list((env), (irgs)))
+#define arch_env_parse_asm_constraint(env,c)           ((env)->impl->parse_asm_constraint((env), (c))
+#define arch_env_is_valid_clobber(env,clobber)         ((env)->impl->is_valid_clobber((env), (clobber))
+#define arch_env_mark_remat(env,node) \
+	do { if ((env)->impl->mark_remat != NULL) (env)->impl->mark_remat((env), (node)); } while(0)
 
 /**
  * ISA base class.
  */
 struct arch_env_t {
 	const arch_isa_if_t   *impl;
-	const arch_register_t *sp;        /** The stack pointer register. */
-	const arch_register_t *bp;        /** The base pointer register. */
-	int                    stack_dir; /** -1 for decreasing, 1 for increasing. */
-	int                    stack_alignment; /** stack alignment */
-	const be_main_env_t   *main_env;  /** the be main environment */
-	int                    spill_cost;  /** cost for a be_Spill node */
-	int                    reload_cost; /** cost for a be_Reload node */
+	const arch_register_t *sp;              /** The stack pointer register. */
+	const arch_register_t *bp;              /** The base pointer register. */
+	int                    stack_dir;       /** -1 for decreasing, 1 for increasing. */
+	int                    stack_alignment; /** power of 2 stack alignment */
+	const be_main_env_t   *main_env;        /** the be main environment */
+	int                    spill_cost;      /** cost for a be_Spill node */
+	int                    reload_cost;     /** cost for a be_Reload node */
 };
 
 #define arch_env_stack_dir(env)  ((env)->stack_dir)