src/share/vm/opto/c2_globals.hpp

rev 5462 : 8024069: replace_in_map() should operate on parent maps
Summary: type information gets lost because replace_in_map() doesn't update parent maps
Reviewed-by:
rev 5464 : 8024070: C2 needs some form of type speculation
Summary: record unused type profile information with type system, propagate and use it.
Reviewed-by:
rev 5465 : imported patch speculative-cleanup

*** 639,648 ****
                                                                              \
    product(bool, UseMathExactIntrinsics, true,                               \
            "Enables intrinsification of various java.lang.Math functions")   \
                                                                              \
    product(bool, ReplaceInParentMaps, false,                                 \
!           "Propagate type improvements in callers of inlinee if possible")
  
  C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG)
  
  #endif // SHARE_VM_OPTO_C2_GLOBALS_HPP
--- 639,651 ----
                                                                              \
    product(bool, UseMathExactIntrinsics, true,                               \
            "Enables intrinsification of various java.lang.Math functions")   \
                                                                              \
    product(bool, ReplaceInParentMaps, false,                                 \
!           "Propagate type improvements in callers of inlinee if possible")  \
!                                                                             \
!   diagnostic(bool, UseTypeSpeculation, true,                                \
!           "Speculatively propagate types from profiles")
  
  C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG)
  
  #endif // SHARE_VM_OPTO_C2_GLOBALS_HPP