8049881: jstack not working on core files
Summary: These changes add some definitions on the SA side and the supporting code on the hotspot side.
Reviewed-by: sla, dsamersoff, mgronlun

Summary: Crashes were caused by not disabling UseMemSetInBOT as should be done on sparc. Added support for picking up blkinit as a platform feature if available on Linux sparc. This is needed to avoid enabling UseMemSetInBOT when running on this platform.
Reviewed-by: jmasa, brutisso

Summary: SA used the wrong type for the indexedFreeList in CompactibleFreeListSpace.
Reviewed-by: coleenp, dsamersoff

Summary: use PTRACE_GETREGSET if other options are not available
Reviewed-by: sla, dholmes

8037140: C1: Incorrect argument type used for SharedRuntime::OSR_migration_end in LIRGenerator::do_Goto
Summary: Fix the type of osrBuffer parameter to depend on bitness
Reviewed-by: kvn, twisti

Reviewed-by: dholmes

8068881: SIGBUS in C2 compiled method weblogic.wsee.jaxws.framework.jaxrpc.EnvironmentFactory$SimulatedWsdlDefinitions.<init>
Summary: Use MachMerge to hook together defs of the same multidef value in a block
Reviewed-by: kvn, vlivanov

Reviewed-by: kvn

Reviewed-by: sla, sspitsyn

Reviewed-by: jwilhelm, tschatzl, stefank

Summary: Add missing C->failing() check after Connection graph construction.
Reviewed-by: iveresov

Reviewed-by: ctornqvi, fzhinkin, farvidsson

Summary: move nm and awk code into vm.make
Reviewed-by: dsamersoff, dholmes

Summary: Update MacroAssembler::ldf to select addressing mode depending on Address parameter.
Reviewed-by: kvn, dlong

Reviewed-by: sspitsyn, dcubed

8071302: assert(!_reg_node[reg_lo] || edge_from_to(_reg_node[reg_lo], def)) failed: after block local
Summary: Add merge nodes to node to block mapping
Reviewed-by: kvn, vlivanov

Reviewed-by: jcoomes

8062063: Usage of UseHugeTLBFS, UseLargePagesInMetaspace and huge SurvivorAlignmentInBytes cause crashes in CMBitMapClosure::do_bit
Summary: Making sure committed memory is cleared when re-committed, even if using large pages.
Reviewed-by: jwilhelm, tschatzl

8062063: Usage of UseHugeTLBFS, UseLargePagesInMetaspace and huge SurvivorAlignmentInBytes cause crashes in CMBitMapClosure::do_bit
Summary: Making sure committed memory is cleared when re-committed, even if using large pages.
Reviewed-by: jwilhelm, tschatzl

Reviewed-by: jcoomes