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8003848: Make ConstMethod::generic_signature_index optional and move Method::_max_stack to ConstMethod

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Make ConstMethod::generic_signature_index optional and move Method::_max_stack to ConstMethod.

Reviewed-by: bdelsart, sspitsyn, coleenp
This commit is contained in:
Jiangli Zhou 2012-11-27 17:03:56 -05:00
parent a054222634
commit 10f71a3f72
13 changed files with 144 additions and 70 deletions
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5
hotspot/src/cpu/sparc/vm/templateInterpreter_sparc.cpp
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@ -496,7 +496,7 @@ void TemplateInterpreterGenerator::generate_fixed_frame(bool native_call) {
const Address size_of_parameters(G5_method, Method::size_of_parameters_offset());
const Address size_of_locals (G5_method, Method::size_of_locals_offset());
const Address max_stack (G5_method, Method::max_stack_offset());
const Address constMethod (G5_method, Method::const_offset());
int rounded_vm_local_words = round_to( frame::interpreter_frame_vm_local_words, WordsPerLong );
const int extra_space =
@ -538,7 +538,8 @@ void TemplateInterpreterGenerator::generate_fixed_frame(bool native_call) {
// see if the frame is greater than one page in size. If so,
// then we need to verify there is enough stack space remaining
// Frame_size = (max_stack + extra_space) * BytesPerWord;
__ lduh( max_stack, Gframe_size );
__ ld_ptr( constMethod, Gframe_size );
__ lduh( Gframe_size, in_bytes(ConstMethod::max_stack_offset()), Gframe_size );
__ add( Gframe_size, extra_space, Gframe_size );
__ round_to( Gframe_size, WordsPerLong );
__ sll( Gframe_size, Interpreter::logStackElementSize, Gframe_size);