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8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full

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Use separate sweeper thread; enables more aggressive sweeping.

Reviewed-by: kvn, jrose
This commit is contained in:
Albert Noll 2014-10-24 14:25:46 +02:00
parent 2597d484c6
commit 6520320d1a
30 changed files with 319 additions and 334 deletions
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35
hotspot/src/share/vm/prims/methodHandles.cpp
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@ -36,6 +36,7 @@
#include "runtime/reflection.hpp"
#include "runtime/signature.hpp"
#include "runtime/stubRoutines.hpp"
#include "utilities/exceptions.hpp"
/*
@ -55,26 +56,30 @@
bool MethodHandles::_enabled = false; // set true after successful native linkage
MethodHandlesAdapterBlob* MethodHandles::_adapter_code = NULL;
//------------------------------------------------------------------------------
// MethodHandles::generate_adapters
//
void MethodHandles::generate_adapters() {
if (SystemDictionary::MethodHandle_klass() == NULL) return;
/**
* Generates method handle adapters. Returns 'false' if memory allocation
* failed and true otherwise.
*/
bool MethodHandles::generate_adapters() {
if (SystemDictionary::MethodHandle_klass() == NULL) {
return true;
}
assert(_adapter_code == NULL, "generate only once");
ResourceMark rm;
TraceTime timer("MethodHandles adapters generation", TraceStartupTime);
_adapter_code = MethodHandlesAdapterBlob::create(adapter_code_size);
if (_adapter_code == NULL)
vm_exit_out_of_memory(adapter_code_size, OOM_MALLOC_ERROR,
"CodeCache: no room for MethodHandles adapters");
{
CodeBuffer code(_adapter_code);
MethodHandlesAdapterGenerator g(&code);
g.generate();
code.log_section_sizes("MethodHandlesAdapterBlob");
if (_adapter_code == NULL) {
return false;
}
CodeBuffer code(_adapter_code);
MethodHandlesAdapterGenerator g(&code);
g.generate();
code.log_section_sizes("MethodHandlesAdapterBlob");
return true;
}
//------------------------------------------------------------------------------
@ -1401,7 +1406,9 @@ JVM_ENTRY(void, JVM_RegisterMethodHandleMethods(JNIEnv *env, jclass MHN_class))
}
if (enable_MH) {
MethodHandles::generate_adapters();
if (MethodHandles::generate_adapters() == false) {
THROW_MSG(vmSymbols::java_lang_VirtualMachineError(), "Out of space in CodeCache for method handle adapters");
}
MethodHandles::set_enabled(true);
}
}