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comparison src/share/vm/opto/compile.cpp @ 12226:7944aba7ba41

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8015107: NPG: Use consistent naming for metaspace concepts Reviewed-by: coleenp, mgerdin, hseigel
author ehelin
date Mon, 12 Aug 2013 17:37:02 +0200
parents 650868c062a9
children 884ed7a10f09
comparison
equal deleted inserted replaced
12186:313b724f8911 12226:7944aba7ba41
2629 assert( !addp->is_AddP() || 2629 assert( !addp->is_AddP() ||
2630 addp->in(AddPNode::Base)->is_top() || // Top OK for allocation 2630 addp->in(AddPNode::Base)->is_top() || // Top OK for allocation
2631 addp->in(AddPNode::Base) == n->in(AddPNode::Base), 2631 addp->in(AddPNode::Base) == n->in(AddPNode::Base),
2632 "Base pointers must match" ); 2632 "Base pointers must match" );
2633 #ifdef _LP64 2633 #ifdef _LP64
2634 if ((UseCompressedOops || UseCompressedKlassPointers) && 2634 if ((UseCompressedOops || UseCompressedClassPointers) &&
2635 addp->Opcode() == Op_ConP && 2635 addp->Opcode() == Op_ConP &&
2636 addp == n->in(AddPNode::Base) && 2636 addp == n->in(AddPNode::Base) &&
2637 n->in(AddPNode::Offset)->is_Con()) { 2637 n->in(AddPNode::Offset)->is_Con()) {
2638 // Use addressing with narrow klass to load with offset on x86. 2638 // Use addressing with narrow klass to load with offset on x86.
2639 // On sparc loading 32-bits constant and decoding it have less 2639 // On sparc loading 32-bits constant and decoding it have less
3016 } 3016 }
3017 } 3017 }
3018 3018
3019 // Skip next transformation if compressed oops are not used. 3019 // Skip next transformation if compressed oops are not used.
3020 if ((UseCompressedOops && !Matcher::gen_narrow_oop_implicit_null_checks()) || 3020 if ((UseCompressedOops && !Matcher::gen_narrow_oop_implicit_null_checks()) ||
3021 (!UseCompressedOops && !UseCompressedKlassPointers)) 3021 (!UseCompressedOops && !UseCompressedClassPointers))
3022 return; 3022 return;
3023 3023
3024 // Go over safepoints nodes to skip DecodeN/DecodeNKlass nodes for debug edges. 3024 // Go over safepoints nodes to skip DecodeN/DecodeNKlass nodes for debug edges.
3025 // It could be done for an uncommon traps or any safepoints/calls 3025 // It could be done for an uncommon traps or any safepoints/calls
3026 // if the DecodeN/DecodeNKlass node is referenced only in a debug info. 3026 // if the DecodeN/DecodeNKlass node is referenced only in a debug info.