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8032463: VirtualDispatch test timeout with DeoptimizeALot

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Introduce code aging for warm method detection

Reviewed-by: kvn, twisti
This commit is contained in:
Igor Veresov 2014-05-13 11:32:10 -07:00
parent 5938d3d5b9
commit 54db2c2d61
27 changed files with 283 additions and 69 deletions
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5
hotspot/src/cpu/x86/vm/c1_Runtime1_x86.cpp
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@ -1468,9 +1468,10 @@ OopMapSet* Runtime1::generate_code_for(StubID id, StubAssembler* sasm) {
case deoptimize_id:
{
StubFrame f(sasm, "deoptimize", dont_gc_arguments);
const int num_rt_args = 1; // thread
const int num_rt_args = 2; // thread, trap_request
OopMap* oop_map = save_live_registers(sasm, num_rt_args);
int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, deoptimize));
f.load_argument(0, rax);
int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, deoptimize), rax);
oop_maps = new OopMapSet();
oop_maps->add_gc_map(call_offset, oop_map);
restore_live_registers(sasm);