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#include "code/nmethod.hpp"
#include "compiler/compileLog.hpp"
#include "memory/allocation.hpp"
#include "utilities/xmlstream.hpp"
+ class CompileQueue;
+ class CompileTrainingData;
class DirectiveSet;
+ class SCCEntry;
JVMCI_ONLY(class JVMCICompileState;)
enum class InliningResult { SUCCESS, FAILURE };
Reason_Tiered, // Tiered-policy
Reason_Replay, // ciReplay
Reason_Whitebox, // Whitebox API
Reason_MustBeCompiled, // Used for -Xcomp or AlwaysCompileLoopMethods (see CompilationPolicy::must_be_compiled())
Reason_Bootstrap, // JVMCI bootstrap
+ Reason_Preload, // pre-load SC code
+ Reason_Precompile,
+ Reason_PrecompileForPreload,
Reason_Count
};
static const char* reason_name(CompileTask::CompileReason compile_reason) {
static const char* reason_names[] = {
"backedge_count",
"tiered",
"replay",
"whitebox",
"must_be_compiled",
! "bootstrap"
};
return reason_names[compile_reason];
}
private:
static CompileTask* _task_free_list;
Monitor* _lock;
int _compile_id;
Method* _method;
jobject _method_holder;
int _osr_bci;
bool _is_complete;
bool _is_success;
bool _is_blocking;
CodeSection::csize_t _nm_content_size;
CodeSection::csize_t _nm_total_size;
CodeSection::csize_t _nm_insts_size;
DirectiveSet* _directive;
#if INCLUDE_JVMCI
bool _has_waiter;
// Compilation state for a blocking JVMCI compilation
JVMCICompileState* _blocking_jvmci_compile_state;
#endif
int _comp_level;
int _num_inlined_bytecodes;
! CompileTask* _next, *_prev;
bool _is_free;
// Fields used for logging why the compilation was initiated:
jlong _time_queued; // time when task was enqueued
jlong _time_started; // time when compilation started
Method* _hot_method; // which method actually triggered this task
jobject _hot_method_holder;
int _hot_count; // information about its invocation counter
CompileReason _compile_reason; // more info about the task
const char* _failure_reason;
// Specifies if _failure_reason is on the C heap.
bool _failure_reason_on_C_heap;
size_t _arena_bytes; // peak size of temporary memory during compilation (e.g. node arenas)
public:
CompileTask() : _failure_reason(nullptr), _failure_reason_on_C_heap(false) {
// May hold MethodCompileQueue_lock
_lock = new Monitor(Mutex::safepoint-1, "CompileTask_lock");
}
void initialize(int compile_id, const methodHandle& method, int osr_bci, int comp_level,
! const methodHandle& hot_method, int hot_count,
! CompileTask::CompileReason compile_reason, 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; }
! DirectiveSet* directive() const { return _directive; }
CodeSection::csize_t nm_content_size() { return _nm_content_size; }
void set_nm_content_size(CodeSection::csize_t size) { _nm_content_size = size; }
CodeSection::csize_t nm_insts_size() { return _nm_insts_size; }
void set_nm_insts_size(CodeSection::csize_t size) { _nm_insts_size = size; }
CodeSection::csize_t nm_total_size() { return _nm_total_size; }
void set_nm_total_size(CodeSection::csize_t size) { _nm_total_size = size; }
bool can_become_stale() const {
switch (_compile_reason) {
case Reason_BackedgeCount:
case Reason_InvocationCount:
case Reason_Tiered:
"backedge_count",
"tiered",
"replay",
"whitebox",
"must_be_compiled",
! "bootstrap",
+ "preload",
+ "precompile",
+ "precompile_for_preload",
};
return reason_names[compile_reason];
}
+ static bool reason_is_precompiled(CompileTask::CompileReason compile_reason) {
+ return (compile_reason == CompileTask::Reason_Precompile) ||
+ (compile_reason == CompileTask::Reason_PrecompileForPreload);
+ }
+
private:
static CompileTask* _task_free_list;
Monitor* _lock;
int _compile_id;
Method* _method;
jobject _method_holder;
int _osr_bci;
bool _is_complete;
bool _is_success;
+ bool _requires_online_compilation;
bool _is_blocking;
CodeSection::csize_t _nm_content_size;
CodeSection::csize_t _nm_total_size;
CodeSection::csize_t _nm_insts_size;
DirectiveSet* _directive;
+ AbstractCompiler* _compiler;
+ SCCEntry* _scc_entry;
#if INCLUDE_JVMCI
bool _has_waiter;
// Compilation state for a blocking JVMCI compilation
JVMCICompileState* _blocking_jvmci_compile_state;
#endif
int _comp_level;
int _num_inlined_bytecodes;
! CompileTask* _next;
+ CompileTask* _prev;
bool _is_free;
// Fields used for logging why the compilation was initiated:
+ jlong _time_created; // time when task was enqueued
jlong _time_queued; // time when task was enqueued
jlong _time_started; // time when compilation started
Method* _hot_method; // which method actually triggered this task
jobject _hot_method_holder;
int _hot_count; // information about its invocation counter
CompileReason _compile_reason; // more info about the task
const char* _failure_reason;
// Specifies if _failure_reason is on the C heap.
bool _failure_reason_on_C_heap;
+ CompileTrainingData* _training_data;
+ CompileQueue* _compile_queue;
size_t _arena_bytes; // peak size of temporary memory during compilation (e.g. node arenas)
public:
CompileTask() : _failure_reason(nullptr), _failure_reason_on_C_heap(false) {
// May hold MethodCompileQueue_lock
_lock = new Monitor(Mutex::safepoint-1, "CompileTask_lock");
}
void initialize(int compile_id, const methodHandle& method, int osr_bci, int comp_level,
! const methodHandle& hot_method, int hot_count, SCCEntry* scc_entry,
! CompileTask::CompileReason compile_reason,
+ CompileQueue* compile_queue,
+ bool requires_online_compilation, 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; }
! bool is_scc() const { return _scc_entry != nullptr; }
+ void clear_scc() { _scc_entry = nullptr; }
+ SCCEntry* scc_entry() { return _scc_entry; }
+ bool requires_online_compilation() const { return _requires_online_compilation; }
+ DirectiveSet* directive() const { return _directive; }
+ CompileReason compile_reason() const { return _compile_reason; }
CodeSection::csize_t nm_content_size() { return _nm_content_size; }
void set_nm_content_size(CodeSection::csize_t size) { _nm_content_size = size; }
CodeSection::csize_t nm_insts_size() { return _nm_insts_size; }
void set_nm_insts_size(CodeSection::csize_t size) { _nm_insts_size = size; }
CodeSection::csize_t nm_total_size() { return _nm_total_size; }
void set_nm_total_size(CodeSection::csize_t size) { _nm_total_size = size; }
+ bool preload() const { return (_compile_reason == Reason_Preload); }
bool can_become_stale() const {
switch (_compile_reason) {
case Reason_BackedgeCount:
case Reason_InvocationCount:
case Reason_Tiered:
void set_blocking_jvmci_compile_state(JVMCICompileState* state) {
_blocking_jvmci_compile_state = state;
}
#endif
+ bool is_precompiled() {
+ return reason_is_precompiled(compile_reason());
+ }
+
Monitor* lock() const { return _lock; }
+ CompileQueue* compile_queue() const { return _compile_queue; }
+
void mark_complete() { _is_complete = true; }
void mark_success() { _is_success = true; }
+ void mark_queued(jlong time) { _time_queued = time; }
void mark_started(jlong time) { _time_started = time; }
int comp_level() { return _comp_level;}
void set_comp_level(int comp_level) { _comp_level = comp_level;}
CompileTask* select_for_compilation();
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; }
bool is_unloaded() const;
// RedefineClasses support
void metadata_do(MetadataClosure* f);
void mark_on_stack();
void set_arena_bytes(size_t s) { _arena_bytes = s; }
size_t arena_bytes() const { return _arena_bytes; }
private:
static void print_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 = nullptr, bool short_form = false, bool cr = true,
! jlong time_queued = 0, jlong time_started = 0);
public:
void print(outputStream* st = tty, const char* msg = nullptr, bool short_form = false, bool cr = true);
void print_ul(const char* msg = nullptr);
static void print(outputStream* st, const nmethod* nm, const char* msg = nullptr, bool short_form = false, bool cr = true) {
print_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_ul(const nmethod* nm, const char* msg = nullptr);
static void print_inline_indent(int inline_level, outputStream* st = tty);
CompileTask* select_for_compilation();
int num_inlined_bytecodes() const { return _num_inlined_bytecodes; }
void set_num_inlined_bytecodes(int n) { _num_inlined_bytecodes = n; }
+ static CompileTask* volatile* next_ptr(CompileTask& task) { return &task._next; }
+
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; }
bool is_unloaded() const;
+ CompileTrainingData* training_data() const { return _training_data; }
+ void set_training_data(CompileTrainingData*td) { _training_data = td; }
+
+ CompileReason compile_reason() { return _compile_reason; }
+
// RedefineClasses support
void metadata_do(MetadataClosure* f);
void mark_on_stack();
void set_arena_bytes(size_t s) { _arena_bytes = s; }
size_t arena_bytes() const { return _arena_bytes; }
private:
static void print_impl(outputStream* st, Method* method, int compile_id, int comp_level,
bool is_osr_method = false, int osr_bci = -1, bool is_blocking = false,
+ bool is_scc = false, bool is_preload = false,
+ const char* compiler_name = nullptr,
const char* msg = nullptr, bool short_form = false, bool cr = true,
! jlong time_created = 0, jlong time_queued = 0, jlong time_started = 0);
public:
void print(outputStream* st = tty, const char* msg = nullptr, bool short_form = false, bool cr = true);
void print_ul(const char* msg = nullptr);
static void print(outputStream* st, const nmethod* nm, const char* msg = nullptr, bool short_form = false, bool cr = true) {
print_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,
! nm->scc_entry() != nullptr, nm->preloaded(),
+ nm->compiler_name(), msg, short_form, cr);
}
static void print_ul(const nmethod* nm, const char* msg = nullptr);
static void print_inline_indent(int inline_level, outputStream* st = tty);
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