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6953477: Increase portability and flexibility of building Hotspot

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A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.

Reviewed-by: phh, never, coleenp, dholmes
This commit is contained in:
Bob Vandette 2010-08-03 08:13:38 -04:00
parent c45761e2a8
commit b95c7e9523
113 changed files with 1669 additions and 559 deletions
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3
hotspot/src/share/vm/runtime/vm_version.hpp
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@ -70,6 +70,9 @@ class Abstract_VM_Version: AllStatic {
return _logical_processors_per_package;
}
// ARCH specific policy for the BiasedLocking
static bool use_biased_locking() { return true; }
// Number of page sizes efficiently supported by the hardware. Most chips now
// support two sizes, thus this default implementation. Processor-specific
// subclasses should define new versions to hide this one as needed. Note