- refactor emitter next/prev block handling a bit

[libfirm] / ir / be / bearch_t.h

diff --git a/ir/be/bearch_t.h b/ir/be/bearch_t.h
index 3709b7e..6a19096 100644 (file)
--- a/ir/be/bearch_t.h
+++ b/ir/be/bearch_t.h
@@ -522,6 +522,19 @@ 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);
+
+       /**
+        * 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
+        */
+       bool (*is_valid_clobber)(const void *self, const char *clobber);
 };
 
 #define arch_env_done(env)                             ((env)->impl->done(env))
@@ -537,6 +550,8 @@ 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))
 
 /**
  * ISA base class.