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8135067: Preparatory refactorings for compiler control

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Extract CompileTask and clean up

Reviewed-by: roland
This commit is contained in:
Nils Eliasson 2015-09-04 12:47:57 +02:00
parent d7b8032741
commit 559bf7ef6e
15 changed files with 553 additions and 499 deletions
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117
hotspot/src/share/vm/compiler/compileBroker.hpp
View file

@ -27,127 +27,12 @@
#include "ci/compilerInterface.hpp"
#include "compiler/abstractCompiler.hpp"
#include "compiler/compileTask.hpp"
#include "runtime/perfData.hpp"
class nmethod;
class nmethodLocker;
// CompileTask
//
// An entry in the compile queue. It represents a pending or current
// compilation.
class CompileTask : public CHeapObj<mtCompiler> {
friend class VMStructs;
private:
static CompileTask* _task_free_list;
#ifdef ASSERT
static int _num_allocated_tasks;
#endif
Monitor* _lock;
uint _compile_id;
Method* _method;
jobject _method_holder;
int _osr_bci;
bool _is_complete;
bool _is_success;
bool _is_blocking;
int _comp_level;
int _num_inlined_bytecodes;
nmethodLocker* _code_handle; // holder of eventual result
CompileTask* _next, *_prev;
bool _is_free;
// Fields used for logging why the compilation was initiated:
jlong _time_queued; // in units of os::elapsed_counter()
Method* _hot_method; // which method actually triggered this task
jobject _hot_method_holder;
int _hot_count; // information about its invocation counter
const char* _comment; // more info about the task
const char* _failure_reason;
public:
CompileTask() {
_lock = new Monitor(Mutex::nonleaf+2, "CompileTaskLock");
}
void initialize(int compile_id, methodHandle method, int osr_bci, int comp_level,
methodHandle hot_method, int hot_count, const char* comment,
bool is_blocking);
static CompileTask* allocate();
static void free(CompileTask* task);
int compile_id() const { return _compile_id; }
Method* method() const { return _method; }
Method* hot_method() const { return _hot_method; }
int osr_bci() const { return _osr_bci; }
bool is_complete() const { return _is_complete; }
bool is_blocking() const { return _is_blocking; }
bool is_success() const { return _is_success; }
nmethodLocker* code_handle() const { return _code_handle; }
void set_code_handle(nmethodLocker* l) { _code_handle = l; }
nmethod* code() const; // _code_handle->code()
void set_code(nmethod* nm); // _code_handle->set_code(nm)
Monitor* lock() const { return _lock; }
void mark_complete() { _is_complete = true; }
void mark_success() { _is_success = true; }
int comp_level() { return _comp_level;}
void set_comp_level(int comp_level) { _comp_level = comp_level;}
int num_inlined_bytecodes() const { return _num_inlined_bytecodes; }
void set_num_inlined_bytecodes(int n) { _num_inlined_bytecodes = n; }
CompileTask* next() const { return _next; }
void set_next(CompileTask* next) { _next = next; }
CompileTask* prev() const { return _prev; }
void set_prev(CompileTask* prev) { _prev = prev; }
bool is_free() const { return _is_free; }
void set_is_free(bool val) { _is_free = val; }
// RedefineClasses support
void metadata_do(void f(Metadata*));
private:
static void print_compilation_impl(outputStream* st, Method* method, int compile_id, int comp_level,
bool is_osr_method = false, int osr_bci = -1, bool is_blocking = false,
const char* msg = NULL, bool short_form = false, bool cr = true);
public:
void print_compilation(outputStream* st = tty, const char* msg = NULL, bool short_form = false, bool cr = true);
static void print_compilation(outputStream* st, const nmethod* nm, const char* msg = NULL, bool short_form = false, bool cr = true) {
print_compilation_impl(st, nm->method(), nm->compile_id(), nm->comp_level(),
nm->is_osr_method(), nm->is_osr_method() ? nm->osr_entry_bci() : -1, /*is_blocking*/ false,
msg, short_form, cr);
}
static void print_inlining(outputStream* st, ciMethod* method, int inline_level, int bci, const char* msg = NULL);
static void print_inlining(ciMethod* method, int inline_level, int bci, const char* msg = NULL) {
print_inlining(tty, method, inline_level, bci, msg);
}
// Redefine Classes support
void mark_on_stack();
static void print_inline_indent(int inline_level, outputStream* st = tty);
void print_tty();
void print_line_on_error(outputStream* st, char* buf, int buflen);
void log_task(xmlStream* log);
void log_task_queued();
void log_task_start(CompileLog* log);
void log_task_done(CompileLog* log);
void set_failure_reason(const char* reason) {
_failure_reason = reason;
}
};
// CompilerCounters
//
// Per Compiler Performance Counters.