verifier to check that no out edges point to dead/removed nodes

[libfirm] / ir / be / beverify.h

diff --git a/ir/be/beverify.h b/ir/be/beverify.h
index 238f3a0..cca442b 100644 (file)
--- a/ir/be/beverify.h
+++ b/ir/be/beverify.h
@@ -22,19 +22,45 @@
  * Verifies, that the register pressure for a given register class doesn't exceed the limit
  * of available registers.
  *
- * @param arch_env   An architecture environment
- * @param cls        The register class to check
- * @param irg        The irg to check
- * @return 1 on success, 0 otherwise
+ * @param birg       The backend IRG.
+ * @param cls        The register class to check.
+ * @param irg        The irg to check.
+ * @return                      1 if the pressure is valid, 0 otherwise.
  */
-int be_verify_register_pressure(const arch_env_t *arch_env, const arch_register_class_t* cls, ir_graph *irg);
+int be_verify_register_pressure(const be_irg_t *birg, const arch_register_class_t* cls, ir_graph *irg);
 
 /**
  * Does some sanity checks on the schedule.
  *
- * @param irg  The irg to check
- * @return 1 on success, 0 otherwise
+ * @param irg  The irg to check
+ * @return             1 if the schedule is valid, 0 otherwise
  */
 int be_verify_schedule(ir_graph *irg);
 
+/**
+ * Verify spillslots
+ *
+ * @param irg   The irg to check
+ * @return      1 if spillslots are valid, 0 otherwise
+ */
+int be_verify_spillslots(const arch_env_t *arch_env, ir_graph *irg);
+
+/**
+ * Verify register allocation: Checks that no 2 live nodes have the same
+ * register assigned, also checks that each scheduled node has a register
+ * assigned.
+ *
+ * @param irg  The irg to check
+ * @return     1 if verify succeeded, 0 otherwise
+ */
+int be_verify_register_allocation(const arch_env_t *arch_env, ir_graph *irg);
+
+/**
+ * Verify that out edges are valid
+ *
+ * @param irg  The irg to check
+ * @param         1 if verify succeeded, 0 otherwise
+ */
+int be_verify_out_edges(ir_graph *irg);
+
 #endif /* BEVERIFY_H_ */