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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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15
hotspot/src/cpu/sparc/vm/interpreterRT_sparc.cpp
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@ -56,14 +56,18 @@ void InterpreterRuntime::SignatureHandlerGenerator::pass_long() {
}
#ifdef _LP64
void InterpreterRuntime::SignatureHandlerGenerator::pass_float() {
Argument jni_arg(jni_offset(), false);
#ifdef _LP64
FloatRegister Rtmp = F0;
__ ldf(FloatRegisterImpl::S, Llocals, Interpreter::local_offset_in_bytes(offset()), Rtmp);
__ store_float_argument(Rtmp, jni_arg);
}
#else
Register Rtmp = O0;
__ ld(Llocals, Interpreter::local_offset_in_bytes(offset()), Rtmp);
__ store_argument(Rtmp, jni_arg);
#endif
}
void InterpreterRuntime::SignatureHandlerGenerator::pass_double() {
@ -185,6 +189,13 @@ class SlowSignatureHandler: public NativeSignatureIterator {
_from -= 2*Interpreter::stackElementSize;
add_signature( non_float );
}
virtual void pass_float() {
*_to++ = *(jint *)(_from+Interpreter::local_offset_in_bytes(0));
_from -= Interpreter::stackElementSize;
add_signature( non_float );
}
#endif // _LP64
virtual void add_signature( intptr_t sig_type ) {