/**
* Get the register class of an operand of a node.
- * @param env The architecture environment.
* @param irn The node.
* @param pos The position of the operand, -1 for the output.
* @return The register class of the operand or NULL, if
* operand is a non-register operand.
*/
-extern const arch_register_class_t *
-arch_get_irn_reg_class(const arch_env_t *env, const ir_node *irn, int pos);
+const arch_register_class_t *arch_get_irn_reg_class(const ir_node *irn, int pos);
/**
* Get the register allocated at a certain output operand of a node.
- * @param env The arch environment.
* @param irn The node.
* @return The register allocated for this operand
*/
-extern const arch_register_t *
-arch_get_irn_register(const arch_env_t *env, const ir_node *irn);
+const arch_register_t *arch_get_irn_register(const ir_node *irn);
/**
* Set the register for a certain output operand.
- * @param env The architecture environment.
* @param irn The node.
* @param reg The register.
*/
-extern void arch_set_irn_register(const arch_env_t *env, ir_node *irn,
- const arch_register_t *reg);
+void arch_set_irn_register(ir_node *irn, const arch_register_t *reg);
/**
* Classify a node.
- * @param env The architecture environment.
* @param irn The node.
* @return A classification of the node.
*/
-extern arch_irn_class_t arch_irn_classify(const arch_env_t *env, const ir_node *irn);
+arch_irn_class_t arch_irn_classify(const ir_node *irn);
-#define arch_irn_class_is(env, irn, irn_class) ((arch_irn_classify(env, irn) & arch_irn_class_ ## irn_class) != 0)
+#define arch_irn_class_is(irn, irn_class) ((arch_irn_classify(irn) & arch_irn_class_ ## irn_class) != 0)
/**
* Get the flags of a node.
- * @param env The architecture environment.
* @param irn The node.
* @return The flags.
*/
-extern arch_irn_flags_t arch_irn_get_flags(const arch_env_t *env, const ir_node *irn);
+arch_irn_flags_t arch_irn_get_flags(const ir_node *irn);
-#define arch_irn_is(env, irn, flag) ((arch_irn_get_flags(env, irn) & arch_irn_flags_ ## flag) != 0)
+#define arch_irn_is(irn, flag) ((arch_irn_get_flags(irn) & arch_irn_flags_ ## flag) != 0)
-#define arch_irn_has_reg_class(env, irn, pos, cls) \
- ((cls) == arch_get_irn_reg_class(env, irn, pos))
+#define arch_irn_has_reg_class(irn, pos, cls) \
+ ((cls) == arch_get_irn_reg_class(irn, pos))
-#define arch_irn_consider_in_reg_alloc(env, cls, irn) \
- (arch_irn_has_reg_class(env, irn, -1, cls) && !arch_irn_is(env, irn, ignore))
+#define arch_irn_consider_in_reg_alloc(cls, irn) \
+ (arch_irn_has_reg_class(irn, -1, cls) && !arch_irn_is(irn, ignore))
/**
* Get the operations of an irn.