6805724: ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant. Summary: C2, ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant. Reviewed-by: rasbold

6800154: Add comments to long_by_long_mulhi() for better understandability Summary: This patch adds a comment pointing to the Hacker's Delight version of the algorithm plus a verbatim copy of it. Furthermore it adds inline comments. Reviewed-by: kvn, jrose

6791852: assert(b->_nodes[insidx] == n,"got insidx set incorrectly") Summary: Move the CreateEx up before each round of IFG construction Reviewed-by: never, phh

6799693: Server compiler leads to data corruption when expression throws an Exception Summary: Use merged memory state for an allocation's slow path. Reviewed-by: never

6788376: allow to ignore unrecognized VM options Summary: Add new product flag -XX:+IgnoreUnrecognizedVMOptions Reviewed-by: ysr, xlu

6442502: assert(bits,"Use TypePtr for NULL") on linux-x86 Reviewed-by: kvn

6798785: Crash in OopFlow::build_oop_map: incorrect comparison of 64bit pointers Reviewed-by: phh, kvn

6782260: Memory leak in CodeBuffer::create_patch_overflow Reviewed-by: phh, kvn

6799452: HotSpot tests Makefile should take care of ALT_SLASH_JAVA Summary: The HotSpot tests Makefile has a hardcoded SLASH_JAVA which makes it difficult to run the tests on non-Sun build machines which do not have a /java infrastructure. Reviewed-by: kamg

6795362: 32bit server compiler leads to wrong results on solaris-x86 Summary: The C2 compiler leads to wrong results on solaris-i486 (32-bit) for a testcase given in the CR. Reviewed-by: never, rasbold