kvn [Fri, 12 Feb 2010 10:34:11 -0800] rev 4897
6926048: Improve Zero performance
Summary: Make Zero figure out result types in a similar way to C++ interpreter implementation.
Reviewed-by: kvn
Contributed-by: gbenson@redhat.com
kvn [Fri, 12 Feb 2010 08:54:13 -0800] rev 4896
6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos")
Summary: Fix assert since top deoptimized frame has last_sp == interpreter_frame_monitor_begin if there are no expressions.
Reviewed-by: twisti
kvn [Tue, 09 Feb 2010 10:21:06 -0800] rev 4895
6924097: assert((_type == Type::MEMORY) == (_adr_type != 0),"adr_type for memory phis only")
Summary: Use PhiNode::make_blank(r, n) method to construct the phi.
Reviewed-by: never
kvn [Tue, 09 Feb 2010 01:31:13 -0800] rev 4894
6910618: C2: Error: assert(d->is_oop(),"JVM_ArrayCopy: dst not an oop")
Summary: Mark in PcDesc call sites which return oop and save the result oop across objects reallocation during deoptimization.
Reviewed-by: never
kvn [Mon, 08 Feb 2010 12:20:09 -0800] rev 4893
6910605: C2: NullPointerException/ClassCaseException is thrown when C2 with DeoptimizeALot is used
Summary: Set the reexecute bit for runtime calls _new_array_Java when they used for _multianewarray bytecode.
Reviewed-by: never
kvn [Sun, 07 Feb 2010 12:15:06 -0800] rev 4892
6923002: assert(false,"this call site should not be polymorphic")
Summary: Clear the total count when a receiver information is cleared.
Reviewed-by: never, jrose