提交 59d84932 编写于 作者: B bharadwaj

Merge

......@@ -63,11 +63,10 @@ static void defineRegNames(FILE *fp, RegisterForm *registers) {
RegDef *reg_def = NULL;
RegDef *next = NULL;
registers->reset_RegDefs();
for( reg_def = registers->iter_RegDefs(); reg_def != NULL; reg_def = next ) {
for (reg_def = registers->iter_RegDefs(); reg_def != NULL; reg_def = next) {
next = registers->iter_RegDefs();
const char *comma = (next != NULL) ? "," : " // no trailing comma";
fprintf(fp," \"%s\"%s\n",
reg_def->_regname, comma );
fprintf(fp," \"%s\"%s\n", reg_def->_regname, comma);
}
// Finish defining enumeration
......@@ -79,10 +78,10 @@ static void defineRegNames(FILE *fp, RegisterForm *registers) {
reg_def = NULL;
next = NULL;
registers->reset_RegDefs();
for( reg_def = registers->iter_RegDefs(); reg_def != NULL; reg_def = next ) {
for (reg_def = registers->iter_RegDefs(); reg_def != NULL; reg_def = next) {
next = registers->iter_RegDefs();
const char *comma = (next != NULL) ? "," : " // no trailing comma";
fprintf(fp,"\t%s%s\n", reg_def->_concrete, comma );
fprintf(fp,"\t%s%s\n", reg_def->_concrete, comma);
}
// Finish defining array
fprintf(fp,"\t};\n");
......@@ -104,19 +103,17 @@ static void defineRegEncodes(FILE *fp, RegisterForm *registers) {
RegDef *reg_def = NULL;
RegDef *next = NULL;
registers->reset_RegDefs();
for( reg_def = registers->iter_RegDefs(); reg_def != NULL; reg_def = next ) {
for (reg_def = registers->iter_RegDefs(); reg_def != NULL; reg_def = next) {
next = registers->iter_RegDefs();
const char* register_encode = reg_def->register_encode();
const char *comma = (next != NULL) ? "," : " // no trailing comma";
int encval;
if (!ADLParser::is_int_token(register_encode, encval)) {
fprintf(fp," %s%s // %s\n",
register_encode, comma, reg_def->_regname );
fprintf(fp," %s%s // %s\n", register_encode, comma, reg_def->_regname);
} else {
// Output known constants in hex char format (backward compatibility).
assert(encval < 256, "Exceeded supported width for register encoding");
fprintf(fp," (unsigned char)'\\x%X'%s // %s\n",
encval, comma, reg_def->_regname );
fprintf(fp," (unsigned char)'\\x%X'%s // %s\n", encval, comma, reg_def->_regname);
}
}
// Finish defining enumeration
......@@ -133,9 +130,10 @@ static void defineRegClassEnum(FILE *fp, RegisterForm *registers) {
fprintf(fp,"// Enumeration of register class names\n");
fprintf(fp, "enum machRegisterClass {\n");
registers->_rclasses.reset();
for( const char *class_name = NULL;
(class_name = registers->_rclasses.iter()) != NULL; ) {
fprintf(fp," %s,\n", toUpper( class_name ));
for (const char *class_name = NULL; (class_name = registers->_rclasses.iter()) != NULL;) {
const char * class_name_to_upper = toUpper(class_name);
fprintf(fp," %s,\n", class_name_to_upper);
delete[] class_name_to_upper;
}
// Finish defining enumeration
fprintf(fp, " _last_Mach_Reg_Class\n");
......@@ -148,7 +146,7 @@ static void defineRegClassEnum(FILE *fp, RegisterForm *registers) {
void ArchDesc::declare_register_masks(FILE *fp_hpp) {
const char *rc_name;
if( _register ) {
if (_register) {
// Build enumeration of user-defined register classes.
defineRegClassEnum(fp_hpp, _register);
......@@ -156,24 +154,27 @@ void ArchDesc::declare_register_masks(FILE *fp_hpp) {
fprintf(fp_hpp,"\n");
fprintf(fp_hpp,"// Register masks, one for each register class.\n");
_register->_rclasses.reset();
for( rc_name = NULL;
(rc_name = _register->_rclasses.iter()) != NULL; ) {
const char *prefix = "";
RegClass *reg_class = _register->getRegClass(rc_name);
assert( reg_class, "Using an undefined register class");
for (rc_name = NULL; (rc_name = _register->_rclasses.iter()) != NULL;) {
const char *prefix = "";
RegClass *reg_class = _register->getRegClass(rc_name);
assert(reg_class, "Using an undefined register class");
const char* rc_name_to_upper = toUpper(rc_name);
if (reg_class->_user_defined == NULL) {
fprintf(fp_hpp, "extern const RegMask _%s%s_mask;\n", prefix, toUpper( rc_name ) );
fprintf(fp_hpp, "inline const RegMask &%s%s_mask() { return _%s%s_mask; }\n", prefix, toUpper( rc_name ), prefix, toUpper( rc_name ));
fprintf(fp_hpp, "extern const RegMask _%s%s_mask;\n", prefix, rc_name_to_upper);
fprintf(fp_hpp, "inline const RegMask &%s%s_mask() { return _%s%s_mask; }\n", prefix, rc_name_to_upper, prefix, rc_name_to_upper);
} else {
fprintf(fp_hpp, "inline const RegMask &%s%s_mask() { %s }\n", prefix, toUpper( rc_name ), reg_class->_user_defined);
fprintf(fp_hpp, "inline const RegMask &%s%s_mask() { %s }\n", prefix, rc_name_to_upper, reg_class->_user_defined);
}
if( reg_class->_stack_or_reg ) {
if (reg_class->_stack_or_reg) {
assert(reg_class->_user_defined == NULL, "no user defined reg class here");
fprintf(fp_hpp, "extern const RegMask _%sSTACK_OR_%s_mask;\n", prefix, toUpper( rc_name ) );
fprintf(fp_hpp, "inline const RegMask &%sSTACK_OR_%s_mask() { return _%sSTACK_OR_%s_mask; }\n", prefix, toUpper( rc_name ), prefix, toUpper( rc_name ) );
fprintf(fp_hpp, "extern const RegMask _%sSTACK_OR_%s_mask;\n", prefix, rc_name_to_upper);
fprintf(fp_hpp, "inline const RegMask &%sSTACK_OR_%s_mask() { return _%sSTACK_OR_%s_mask; }\n", prefix, rc_name_to_upper, prefix, rc_name_to_upper);
}
delete[] rc_name_to_upper;
}
}
}
......@@ -183,34 +184,41 @@ void ArchDesc::declare_register_masks(FILE *fp_hpp) {
void ArchDesc::build_register_masks(FILE *fp_cpp) {
const char *rc_name;
if( _register ) {
if (_register) {
// Generate a list of register masks, one for each class.
fprintf(fp_cpp,"\n");
fprintf(fp_cpp,"// Register masks, one for each register class.\n");
_register->_rclasses.reset();
for( rc_name = NULL;
(rc_name = _register->_rclasses.iter()) != NULL; ) {
const char *prefix = "";
RegClass *reg_class = _register->getRegClass(rc_name);
assert( reg_class, "Using an undefined register class");
for (rc_name = NULL; (rc_name = _register->_rclasses.iter()) != NULL;) {
const char *prefix = "";
RegClass *reg_class = _register->getRegClass(rc_name);
assert(reg_class, "Using an undefined register class");
if (reg_class->_user_defined != NULL) continue;
if (reg_class->_user_defined != NULL) {
continue;
}
int len = RegisterForm::RegMask_Size();
fprintf(fp_cpp, "const RegMask _%s%s_mask(", prefix, toUpper( rc_name ) );
{ int i;
for( i = 0; i < len-1; i++ )
fprintf(fp_cpp," 0x%x,",reg_class->regs_in_word(i,false));
fprintf(fp_cpp," 0x%x );\n",reg_class->regs_in_word(i,false));
const char* rc_name_to_upper = toUpper(rc_name);
fprintf(fp_cpp, "const RegMask _%s%s_mask(", prefix, rc_name_to_upper);
{
int i;
for(i = 0; i < len - 1; i++) {
fprintf(fp_cpp," 0x%x,", reg_class->regs_in_word(i, false));
}
fprintf(fp_cpp," 0x%x );\n", reg_class->regs_in_word(i, false));
}
if( reg_class->_stack_or_reg ) {
if (reg_class->_stack_or_reg) {
int i;
fprintf(fp_cpp, "const RegMask _%sSTACK_OR_%s_mask(", prefix, toUpper( rc_name ) );
for( i = 0; i < len-1; i++ )
fprintf(fp_cpp," 0x%x,",reg_class->regs_in_word(i,true));
fprintf(fp_cpp," 0x%x );\n",reg_class->regs_in_word(i,true));
fprintf(fp_cpp, "const RegMask _%sSTACK_OR_%s_mask(", prefix, rc_name_to_upper);
for(i = 0; i < len - 1; i++) {
fprintf(fp_cpp," 0x%x,",reg_class->regs_in_word(i, true));
}
fprintf(fp_cpp," 0x%x );\n",reg_class->regs_in_word(i, true));
}
delete[] rc_name_to_upper;
}
}
}
......@@ -2676,7 +2684,9 @@ static void defineIn_RegMask(FILE *fp, FormDict &globals, OperandForm &oper) {
if (strcmp(first_reg_class, "stack_slots") == 0) {
fprintf(fp," return &(Compile::current()->FIRST_STACK_mask());\n");
} else {
fprintf(fp," return &%s_mask();\n", toUpper(first_reg_class));
const char* first_reg_class_to_upper = toUpper(first_reg_class);
fprintf(fp," return &%s_mask();\n", first_reg_class_to_upper);
delete[] first_reg_class_to_upper;
}
} else {
// Build a switch statement to return the desired mask.
......@@ -2688,7 +2698,9 @@ static void defineIn_RegMask(FILE *fp, FormDict &globals, OperandForm &oper) {
if( !strcmp(reg_class, "stack_slots") ) {
fprintf(fp, " case %d: return &(Compile::current()->FIRST_STACK_mask());\n", index);
} else {
fprintf(fp, " case %d: return &%s_mask();\n", index, toUpper(reg_class));
const char* reg_class_to_upper = toUpper(reg_class);
fprintf(fp, " case %d: return &%s_mask();\n", index, reg_class_to_upper);
delete[] reg_class_to_upper;
}
}
fprintf(fp," }\n");
......
......@@ -2069,9 +2069,21 @@ public:
void closing() { fprintf(_cpp, " _LAST_MACH_OPER\n");
OutputMap::closing();
}
void map(OpClassForm &opc) { fprintf(_cpp, " %s", _AD.machOperEnum(opc._ident) ); }
void map(OperandForm &oper) { fprintf(_cpp, " %s", _AD.machOperEnum(oper._ident) ); }
void map(char *name) { fprintf(_cpp, " %s", _AD.machOperEnum(name)); }
void map(OpClassForm &opc) {
const char* opc_ident_to_upper = _AD.machOperEnum(opc._ident);
fprintf(_cpp, " %s", opc_ident_to_upper);
delete[] opc_ident_to_upper;
}
void map(OperandForm &oper) {
const char* oper_ident_to_upper = _AD.machOperEnum(oper._ident);
fprintf(_cpp, " %s", oper_ident_to_upper);
delete[] oper_ident_to_upper;
}
void map(char *name) {
const char* name_to_upper = _AD.machOperEnum(name);
fprintf(_cpp, " %s", name_to_upper);
delete[] name_to_upper;
}
bool do_instructions() { return false; }
void map(InstructForm &inst){ assert( false, "ShouldNotCallThis()"); }
......
......@@ -316,6 +316,7 @@ class LoopInvariantCodeMotion : public StackObj {
ShortLoopOptimizer* _short_loop_optimizer;
Instruction* _insertion_point;
ValueStack * _state;
bool _insert_is_pred;
void set_invariant(Value v) const { _gvn->set_processed(v); }
bool is_invariant(Value v) const { return _gvn->is_processed(v); }
......@@ -339,6 +340,7 @@ LoopInvariantCodeMotion::LoopInvariantCodeMotion(ShortLoopOptimizer *slo, Global
assert(insertion_block->end()->as_Base() == NULL, "cannot insert into entry block");
_insertion_point = insertion_block->end()->prev();
_insert_is_pred = loop_header->is_predecessor(insertion_block);
BlockEnd *block_end = insertion_block->end();
_state = block_end->state_before();
......@@ -379,13 +381,13 @@ void LoopInvariantCodeMotion::process_block(BlockBegin* block) {
} else if (cur->as_LoadField() != NULL) {
LoadField* lf = (LoadField*)cur;
// deoptimizes on NullPointerException
cur_invariant = !lf->needs_patching() && !lf->field()->is_volatile() && !_short_loop_optimizer->has_field_store(lf->field()->type()->basic_type()) && is_invariant(lf->obj());
cur_invariant = !lf->needs_patching() && !lf->field()->is_volatile() && !_short_loop_optimizer->has_field_store(lf->field()->type()->basic_type()) && is_invariant(lf->obj()) && _insert_is_pred;
} else if (cur->as_ArrayLength() != NULL) {
ArrayLength *length = cur->as_ArrayLength();
cur_invariant = is_invariant(length->array());
} else if (cur->as_LoadIndexed() != NULL) {
LoadIndexed *li = (LoadIndexed *)cur->as_LoadIndexed();
cur_invariant = !_short_loop_optimizer->has_indexed_store(as_BasicType(cur->type())) && is_invariant(li->array()) && is_invariant(li->index());
cur_invariant = !_short_loop_optimizer->has_indexed_store(as_BasicType(cur->type())) && is_invariant(li->array()) && is_invariant(li->index()) && _insert_is_pred;
}
if (cur_invariant) {
......
......@@ -1723,9 +1723,6 @@ void ClassFileParser::parse_annotations(u1* buffer, int limit,
} else {
coll->set_contended_group(0); // default contended group
}
coll->set_contended(true);
} else {
coll->set_contended(false);
}
}
}
......
......@@ -150,7 +150,6 @@ class ClassFileParser VALUE_OBJ_CLASS_SPEC {
void set_contended_group(u2 group) { _contended_group = group; }
u2 contended_group() { return _contended_group; }
void set_contended(bool contended) { set_annotation(_sun_misc_Contended); }
bool is_contended() { return has_annotation(_sun_misc_Contended); }
};
......
......@@ -1206,11 +1206,8 @@ nmethod* CompileBroker::compile_method(methodHandle method, int osr_bci,
assert(osr_bci == InvocationEntryBci || (0 <= osr_bci && osr_bci < method->code_size()), "bci out of range");
assert(!method->is_abstract() && (osr_bci == InvocationEntryBci || !method->is_native()), "cannot compile abstract/native methods");
assert(!method->method_holder()->is_not_initialized(), "method holder must be initialized");
if (!TieredCompilation) {
comp_level = CompLevel_highest_tier;
}
// allow any levels for WhiteBox
assert(WhiteBoxAPI || TieredCompilation || comp_level == CompLevel_highest_tier, "only CompLevel_highest_tier must be used in non-tiered");
// return quickly if possible
// lock, make sure that the compilation
......
......@@ -217,6 +217,7 @@ void LinkResolver::lookup_polymorphic_method(methodHandle& result,
TRAPS) {
vmIntrinsics::ID iid = MethodHandles::signature_polymorphic_name_id(name);
if (TraceMethodHandles) {
ResourceMark rm(THREAD);
tty->print_cr("lookup_polymorphic_method iid=%s %s.%s%s",
vmIntrinsics::name_at(iid), klass->external_name(),
name->as_C_string(), full_signature->as_C_string());
......@@ -231,6 +232,7 @@ void LinkResolver::lookup_polymorphic_method(methodHandle& result,
TempNewSymbol basic_signature =
MethodHandles::lookup_basic_type_signature(full_signature, keep_last_arg, CHECK);
if (TraceMethodHandles) {
ResourceMark rm(THREAD);
tty->print_cr("lookup_polymorphic_method %s %s => basic %s",
name->as_C_string(),
full_signature->as_C_string(),
......@@ -283,6 +285,8 @@ void LinkResolver::lookup_polymorphic_method(methodHandle& result,
}
if (result.not_null()) {
#ifdef ASSERT
ResourceMark rm(THREAD);
TempNewSymbol basic_signature =
MethodHandles::lookup_basic_type_signature(full_signature, CHECK);
int actual_size_of_params = result->size_of_parameters();
......@@ -1222,8 +1226,10 @@ void LinkResolver::resolve_invokehandle(CallInfo& result, constantPoolHandle poo
Symbol* method_signature = NULL;
KlassHandle current_klass;
resolve_pool(resolved_klass, method_name, method_signature, current_klass, pool, index, CHECK);
if (TraceMethodHandles)
if (TraceMethodHandles) {
ResourceMark rm(THREAD);
tty->print_cr("resolve_invokehandle %s %s", method_name->as_C_string(), method_signature->as_C_string());
}
resolve_handle_call(result, resolved_klass, method_name, method_signature, current_klass, CHECK);
}
......
......@@ -758,15 +758,19 @@ class Method : public Metadata {
void print_made_not_compilable(int comp_level, bool is_osr, bool report, const char* reason);
public:
bool is_not_c1_compilable() const { return access_flags().is_not_c1_compilable(); }
void set_not_c1_compilable() { _access_flags.set_not_c1_compilable(); }
bool is_not_c2_compilable() const { return access_flags().is_not_c2_compilable(); }
void set_not_c2_compilable() { _access_flags.set_not_c2_compilable(); }
bool is_not_c1_osr_compilable() const { return is_not_c1_compilable(); } // don't waste an accessFlags bit
void set_not_c1_osr_compilable() { set_not_c1_compilable(); } // don't waste an accessFlags bit
bool is_not_c2_osr_compilable() const { return access_flags().is_not_c2_osr_compilable(); }
void set_not_c2_osr_compilable() { _access_flags.set_not_c2_osr_compilable(); }
bool is_not_c1_compilable() const { return access_flags().is_not_c1_compilable(); }
void set_not_c1_compilable() { _access_flags.set_not_c1_compilable(); }
void clear_not_c1_compilable() { _access_flags.clear_not_c1_compilable(); }
bool is_not_c2_compilable() const { return access_flags().is_not_c2_compilable(); }
void set_not_c2_compilable() { _access_flags.set_not_c2_compilable(); }
void clear_not_c2_compilable() { _access_flags.clear_not_c2_compilable(); }
bool is_not_c1_osr_compilable() const { return is_not_c1_compilable(); } // don't waste an accessFlags bit
void set_not_c1_osr_compilable() { set_not_c1_compilable(); } // don't waste an accessFlags bit
void clear_not_c1_osr_compilable() { clear_not_c1_compilable(); } // don't waste an accessFlags bit
bool is_not_c2_osr_compilable() const { return access_flags().is_not_c2_osr_compilable(); }
void set_not_c2_osr_compilable() { _access_flags.set_not_c2_osr_compilable(); }
void clear_not_c2_osr_compilable() { _access_flags.clear_not_c2_osr_compilable(); }
// Background compilation support
bool queued_for_compilation() const { return access_flags().queued_for_compilation(); }
......
......@@ -660,29 +660,9 @@ MethodData::MethodData(methodHandle method, int size, TRAPS) {
// Set the method back-pointer.
_method = method();
_invocation_counter.init();
_backedge_counter.init();
_invocation_counter_start = 0;
_backedge_counter_start = 0;
_num_loops = 0;
_num_blocks = 0;
_highest_comp_level = 0;
_highest_osr_comp_level = 0;
_would_profile = true;
init();
set_creation_mileage(mileage_of(method()));
// Initialize flags and trap history.
_nof_decompiles = 0;
_nof_overflow_recompiles = 0;
_nof_overflow_traps = 0;
_eflags = 0;
_arg_local = 0;
_arg_stack = 0;
_arg_returned = 0;
assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
Copy::zero_to_words((HeapWord*) &_trap_hist,
sizeof(_trap_hist) / sizeof(HeapWord));
// Go through the bytecodes and allocate and initialize the
// corresponding data cells.
int data_size = 0;
......@@ -721,7 +701,27 @@ MethodData::MethodData(methodHandle method, int size, TRAPS) {
post_initialize(&stream);
set_size(object_size);
}
void MethodData::init() {
_invocation_counter.init();
_backedge_counter.init();
_invocation_counter_start = 0;
_backedge_counter_start = 0;
_num_loops = 0;
_num_blocks = 0;
_highest_comp_level = 0;
_highest_osr_comp_level = 0;
_would_profile = true;
// Initialize flags and trap history.
_nof_decompiles = 0;
_nof_overflow_recompiles = 0;
_nof_overflow_traps = 0;
clear_escape_info();
assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
Copy::zero_to_words((HeapWord*) &_trap_hist,
sizeof(_trap_hist) / sizeof(HeapWord));
}
// Get a measure of how much mileage the method has on it.
......
......@@ -1284,8 +1284,8 @@ public:
return bytecode_cell_count(code) != no_profile_data;
}
// Perform initialization of a new MethodData*
void initialize(methodHandle method);
// reset into original state
void init();
// My size
int size_in_bytes() const { return _size; }
......@@ -1365,6 +1365,7 @@ public:
intx arg_stack() { return _arg_stack; }
intx arg_returned() { return _arg_returned; }
uint arg_modified(int a) { ArgInfoData *aid = arg_info();
assert(aid != NULL, "arg_info must be not null");
assert(a >= 0 && a < aid->number_of_args(), "valid argument number");
return aid->arg_modified(a); }
......@@ -1373,8 +1374,8 @@ public:
void set_arg_stack(intx v) { _arg_stack = v; }
void set_arg_returned(intx v) { _arg_returned = v; }
void set_arg_modified(int a, uint v) { ArgInfoData *aid = arg_info();
assert(aid != NULL, "arg_info must be not null");
assert(a >= 0 && a < aid->number_of_args(), "valid argument number");
aid->set_arg_modified(a, v); }
void clear_escape_info() { _eflags = _arg_local = _arg_stack = _arg_returned = 0; }
......
......@@ -49,6 +49,7 @@
#endif // INCLUDE_NMT
#include "compiler/compileBroker.hpp"
#include "runtime/compilationPolicy.hpp"
bool WhiteBox::_used = false;
......@@ -214,11 +215,11 @@ WB_ENTRY(jboolean, WB_IsMethodCompiled(JNIEnv* env, jobject o, jobject method))
return (code->is_alive() && !code->is_marked_for_deoptimization());
WB_END
WB_ENTRY(jboolean, WB_IsMethodCompilable(JNIEnv* env, jobject o, jobject method))
WB_ENTRY(jboolean, WB_IsMethodCompilable(JNIEnv* env, jobject o, jobject method, jint comp_level))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
MutexLockerEx mu(Compile_lock);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
return !mh->is_not_compilable();
return CompilationPolicy::can_be_compiled(mh, comp_level);
WB_END
WB_ENTRY(jboolean, WB_IsMethodQueuedForCompilation(JNIEnv* env, jobject o, jobject method))
......@@ -242,7 +243,7 @@ WB_ENTRY(void, WB_MakeMethodNotCompilable(JNIEnv* env, jobject o, jobject method
mh->set_not_compilable();
WB_END
WB_ENTRY(jboolean, WB_SetDontInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
WB_ENTRY(jboolean, WB_TestSetDontInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
bool result = mh->dont_inline();
......@@ -255,6 +256,54 @@ WB_ENTRY(jint, WB_GetCompileQueuesSize(JNIEnv* env, jobject o))
CompileBroker::queue_size(CompLevel_full_profile) /* C1 */;
WB_END
WB_ENTRY(jboolean, WB_TestSetForceInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
bool result = mh->force_inline();
mh->set_force_inline(value == JNI_TRUE);
return result;
WB_END
WB_ENTRY(jboolean, WB_EnqueueMethodForCompilation(JNIEnv* env, jobject o, jobject method, jint comp_level))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
nmethod* nm = CompileBroker::compile_method(mh, InvocationEntryBci, comp_level, mh, mh->invocation_count(), "WhiteBox", THREAD);
MutexLockerEx mu(Compile_lock);
return (mh->queued_for_compilation() || nm != NULL);
WB_END
WB_ENTRY(void, WB_ClearMethodState(JNIEnv* env, jobject o, jobject method))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
MutexLockerEx mu(Compile_lock);
MethodData* mdo = mh->method_data();
if (mdo != NULL) {
mdo->init();
ResourceMark rm;
int arg_count = mdo->method()->size_of_parameters();
for (int i = 0; i < arg_count; i++) {
mdo->set_arg_modified(i, 0);
}
}
mh->backedge_counter()->init();
mh->invocation_counter()->init();
mh->set_interpreter_invocation_count(0);
mh->set_interpreter_throwout_count(0);
mh->clear_not_c1_compilable();
mh->clear_not_c2_compilable();
mh->clear_not_c2_osr_compilable();
NOT_PRODUCT(mh->set_compiled_invocation_count(0));
#ifdef TIERED
mh->set_rate(0.0F);
mh->set_prev_event_count(0);
mh->set_prev_time(0);
#endif
WB_END
WB_ENTRY(jboolean, WB_IsInStringTable(JNIEnv* env, jobject o, jstring javaString))
ResourceMark rm(THREAD);
int len;
......@@ -272,7 +321,6 @@ WB_ENTRY(void, WB_FullGC(JNIEnv* env, jobject o))
Universe::heap()->collect(GCCause::_last_ditch_collection);
WB_END
//Some convenience methods to deal with objects from java
int WhiteBox::offset_for_field(const char* field_name, oop object,
Symbol* signature_symbol) {
......@@ -354,18 +402,24 @@ static JNINativeMethod methods[] = {
(void*)&WB_DeoptimizeMethod },
{CC"isMethodCompiled", CC"(Ljava/lang/reflect/Method;)Z",
(void*)&WB_IsMethodCompiled },
{CC"isMethodCompilable", CC"(Ljava/lang/reflect/Method;)Z",
{CC"isMethodCompilable", CC"(Ljava/lang/reflect/Method;I)Z",
(void*)&WB_IsMethodCompilable},
{CC"isMethodQueuedForCompilation",
CC"(Ljava/lang/reflect/Method;)Z", (void*)&WB_IsMethodQueuedForCompilation},
{CC"makeMethodNotCompilable",
CC"(Ljava/lang/reflect/Method;)V", (void*)&WB_MakeMethodNotCompilable},
{CC"setDontInlineMethod",
CC"(Ljava/lang/reflect/Method;Z)Z", (void*)&WB_SetDontInlineMethod},
{CC"testSetDontInlineMethod",
CC"(Ljava/lang/reflect/Method;Z)Z", (void*)&WB_TestSetDontInlineMethod},
{CC"getMethodCompilationLevel",
CC"(Ljava/lang/reflect/Method;)I", (void*)&WB_GetMethodCompilationLevel},
{CC"getCompileQueuesSize",
CC"()I", (void*)&WB_GetCompileQueuesSize},
{CC"testSetForceInlineMethod",
CC"(Ljava/lang/reflect/Method;Z)Z", (void*)&WB_TestSetForceInlineMethod},
{CC"enqueueMethodForCompilation",
CC"(Ljava/lang/reflect/Method;I)Z", (void*)&WB_EnqueueMethodForCompilation},
{CC"clearMethodState",
CC"(Ljava/lang/reflect/Method;)V", (void*)&WB_ClearMethodState},
{CC"isInStringTable", CC"(Ljava/lang/String;)Z", (void*)&WB_IsInStringTable },
{CC"fullGC", CC"()V", (void*)&WB_FullGC },
};
......
......@@ -123,9 +123,10 @@ bool CompilationPolicy::can_be_compiled(methodHandle m, int comp_level) {
}
if (comp_level == CompLevel_all) {
return !m->is_not_compilable(CompLevel_simple) && !m->is_not_compilable(CompLevel_full_optimization);
} else {
} else if (is_compile(comp_level)) {
return !m->is_not_compilable(comp_level);
}
return false;
}
bool CompilationPolicy::is_compilation_enabled() {
......
......@@ -96,7 +96,7 @@ protected:
void reset_counter_for_back_branch_event(methodHandle method);
public:
NonTieredCompPolicy() : _compiler_count(0) { }
virtual CompLevel initial_compile_level() { return CompLevel_initial_compile; }
virtual CompLevel initial_compile_level() { return CompLevel_highest_tier; }
virtual int compiler_count(CompLevel comp_level);
virtual void do_safepoint_work();
virtual void reprofile(ScopeDesc* trap_scope, bool is_osr);
......
......@@ -194,6 +194,9 @@ class AccessFlags VALUE_OBJ_CLASS_SPEC {
void set_is_obsolete() { atomic_set_bits(JVM_ACC_IS_OBSOLETE); }
void set_is_prefixed_native() { atomic_set_bits(JVM_ACC_IS_PREFIXED_NATIVE); }
void clear_not_c1_compilable() { atomic_clear_bits(JVM_ACC_NOT_C1_COMPILABLE); }
void clear_not_c2_compilable() { atomic_clear_bits(JVM_ACC_NOT_C2_COMPILABLE); }
void clear_not_c2_osr_compilable() { atomic_clear_bits(JVM_ACC_NOT_C2_OSR_COMPILABLE); }
// Klass* flags
void set_has_vanilla_constructor() { atomic_set_bits(JVM_ACC_HAS_VANILLA_CONSTRUCTOR); }
void set_has_finalizer() { atomic_set_bits(JVM_ACC_HAS_FINALIZER); }
......
......@@ -845,6 +845,10 @@ inline bool is_highest_tier_compile(int comp_level) {
return comp_level == CompLevel_highest_tier;
}
inline bool is_compile(int comp_level) {
return is_c1_compile(comp_level) || is_c2_compile(comp_level);
}
//----------------------------------------------------------------------------------------------------
// 'Forward' declarations of frequently used classes
// (in order to reduce interface dependencies & reduce
......
......@@ -27,17 +27,35 @@
* @bug 6863420
* @summary os::javaTimeNanos() go backward on Solaris x86
*
* @run main/othervm Test
* Notice the internal timeout in timeout thread Test.TOT.
* @run main/othervm/timeout=300 Test
*/
public class Test {
static final int INTERNAL_TIMEOUT=240;
static class TOT extends Thread {
public void run() {
try {
Thread.sleep(INTERNAL_TIMEOUT*1000);
} catch (InterruptedException ex) {
}
done = true;
}
}
static long value = 0;
static boolean got_backward_time = false;
static volatile boolean done = false;
public static void main(String args[]) {
final int count = 100000;
for (int numThreads = 1; numThreads <= 32; numThreads++) {
TOT tot = new TOT();
tot.setDaemon(true);
tot.start();
for (int numThreads = 1; !done && numThreads <= 32; numThreads++) {
final int numRuns = 1;
for (int t=1; t <= numRuns; t++) {
final int curRun = t;
......@@ -48,7 +66,7 @@ public class Test {
Runnable thread =
new Runnable() {
public void run() {
for (long l = 0; l < 100000; l++) {
for (long l = 0; !done && l < 100000; l++) {
final long start = System.nanoTime();
if (value == 12345678) {
System.out.println("Wow!");
......
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8011706
* @summary loop invariant code motion may move load before store to the same field
* @run main/othervm -XX:-UseOnStackReplacement -XX:-BackgroundCompilation Test8011706
*
*/
public class Test8011706 {
int[] array;
void m(boolean test, int[] array1, int[] array2) {
int i = 0;
if (test) {
array = array1;
} else {
array = array2;
}
while(true) {
int v = array[i];
i++;
if (i >= 10) return;
}
}
static public void main(String[] args) {
int[] new_array = new int[10];
Test8011706 ti = new Test8011706();
boolean failed = false;
try {
for (int i = 0; i < 10000; i++) {
ti.array = null;
ti.m(true, new_array, new_array);
}
} catch(NullPointerException ex) {
throw new RuntimeException("TEST FAILED", ex);
}
System.out.println("TEST PASSED");
}
}
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test ClearMethodStateTest
* @library /testlibrary /testlibrary/whitebox
* @build ClearMethodStateTest
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ClearMethodStateTest
* @author igor.ignatyev@oracle.com
*/
public class ClearMethodStateTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
// to prevent inlining #method into #compile() and #test()
WHITE_BOX.testSetDontInlineMethod(METHOD, true);
new ClearMethodStateTest().runTest();
}
protected void test() throws Exception {
checkNotCompiled(METHOD);
compile();
checkCompiled(METHOD);
WHITE_BOX.clearMethodState(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
checkNotCompiled(METHOD);
if (!TIERED_COMPILATION) {
WHITE_BOX.clearMethodState(METHOD);
compile(COMPILE_THRESHOLD);
checkCompiled(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
checkNotCompiled(METHOD);
WHITE_BOX.clearMethodState(METHOD);
if (COMPILE_THRESHOLD > 1) {
compile(COMPILE_THRESHOLD - 1);
checkNotCompiled(METHOD);
} else {
System.err.println("Warning: 'CompileThreshold' <= 1");
}
method();
checkCompiled(METHOD);
} else {
System.err.println(
"Warning: part of test is not applicable in Tiered");
}
}
}
......@@ -37,6 +37,8 @@ public abstract class CompilerWhiteBoxTest {
= Integer.parseInt(getVMOption("CompileThreshold", "10000"));
protected static final boolean BACKGROUND_COMPILATION
= Boolean.valueOf(getVMOption("BackgroundCompilation", "true"));
protected static final boolean TIERED_COMPILATION
= Boolean.valueOf(getVMOption("TieredCompilation", "false"));
protected static Method getMethod(String name) {
try {
......@@ -81,6 +83,9 @@ public abstract class CompilerWhiteBoxTest {
}
protected static void checkNotCompiled(Method method) {
if (WHITE_BOX.isMethodQueuedForCompilation(method)) {
throw new RuntimeException(method + " must not be in queue");
}
if (WHITE_BOX.isMethodCompiled(method)) {
throw new RuntimeException(method + " must be not compiled");
}
......@@ -139,8 +144,11 @@ public abstract class CompilerWhiteBoxTest {
protected abstract void test() throws Exception;
protected final int compile() {
return compile(Math.max(COMPILE_THRESHOLD, 150000));
}
protected final int compile(int count) {
int result = 0;
int count = Math.max(COMPILE_THRESHOLD, 150000);
for (int i = 0; i < count; ++i) {
result += method();
}
......
......@@ -33,7 +33,7 @@ public class DeoptimizeAllTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
// to prevent inlining #method into #compile()
WHITE_BOX.setDontInlineMethod(METHOD, true);
WHITE_BOX.testSetDontInlineMethod(METHOD, true);
new DeoptimizeAllTest().runTest();
}
......
......@@ -33,7 +33,7 @@ public class DeoptimizeMethodTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
// to prevent inlining #method into #compile()
WHITE_BOX.setDontInlineMethod(METHOD, true);
WHITE_BOX.testSetDontInlineMethod(METHOD, true);
new DeoptimizeMethodTest().runTest();
}
......
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test EnqueueMethodForCompilationTest
* @library /testlibrary /testlibrary/whitebox
* @build EnqueueMethodForCompilationTest
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI EnqueueMethodForCompilationTest
* @author igor.ignatyev@oracle.com
*/
public class EnqueueMethodForCompilationTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
// to prevent inlining #method into #compile()
WHITE_BOX.testSetDontInlineMethod(METHOD, true);
new EnqueueMethodForCompilationTest().runTest();
}
protected void test() throws Exception {
checkNotCompiled(METHOD);
WHITE_BOX.enqueueMethodForCompilation(METHOD, 0);
if (WHITE_BOX.isMethodCompilable(METHOD, 0)) {
throw new RuntimeException(METHOD + " is compilable at level 0");
}
checkNotCompiled(METHOD);
WHITE_BOX.enqueueMethodForCompilation(METHOD, -1);
checkNotCompiled(METHOD);
WHITE_BOX.enqueueMethodForCompilation(METHOD, 5);
if (!WHITE_BOX.isMethodCompilable(METHOD, 5)) {
checkNotCompiled(METHOD);
compile();
checkCompiled(METHOD);
} else {
checkCompiled(METHOD);
}
int compLevel = WHITE_BOX.getMethodCompilationLevel(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
checkNotCompiled(METHOD);
WHITE_BOX.enqueueMethodForCompilation(METHOD, compLevel);
checkCompiled(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
checkNotCompiled(METHOD);
compile();
checkCompiled(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
checkNotCompiled(METHOD);
}
}
......@@ -45,7 +45,7 @@ public class IsMethodCompilableTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
// to prevent inlining #method into #compile()
WHITE_BOX.setDontInlineMethod(METHOD, true);
WHITE_BOX.testSetDontInlineMethod(METHOD, true);
new IsMethodCompilableTest().runTest();
}
......@@ -60,26 +60,47 @@ public class IsMethodCompilableTest extends CompilerWhiteBoxTest {
"Warning: test is not applicable if PerMethodRecompilationCutoff == Inf");
return;
}
boolean madeNotCompilable = false;
for (long i = 0; i < PER_METHOD_RECOMPILATION_CUTOFF; ++i) {
compile();
waitBackgroundCompilation(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
if (!WHITE_BOX.isMethodCompilable(METHOD)) {
madeNotCompilable = true;
break;
}
// deoptimze 'PerMethodRecompilationCutoff' times and clear state
for (long i = 0L, n = PER_METHOD_RECOMPILATION_CUTOFF - 1; i < n; ++i) {
compileAndDeoptimaze();
}
if (!madeNotCompilable) {
if (!WHITE_BOX.isMethodCompilable(METHOD)) {
throw new RuntimeException(METHOD + " is not compilable after "
+ (PER_METHOD_RECOMPILATION_CUTOFF - 1) + " iterations");
}
WHITE_BOX.clearMethodState(METHOD);
// deoptimze 'PerMethodRecompilationCutoff' + 1 times
long i;
for (i = 0L; i < PER_METHOD_RECOMPILATION_CUTOFF
&& WHITE_BOX.isMethodCompilable(METHOD); ++i) {
compileAndDeoptimaze();
}
if (i != PER_METHOD_RECOMPILATION_CUTOFF) {
throw new RuntimeException(METHOD + " is not compilable after "
+ i + " iterations, but must only after "
+ PER_METHOD_RECOMPILATION_CUTOFF);
}
if (WHITE_BOX.isMethodCompilable(METHOD)) {
throw new RuntimeException(METHOD + " is still compilable after "
+ PER_METHOD_RECOMPILATION_CUTOFF + " iterations");
}
compile();
if (WHITE_BOX.isMethodCompiled(METHOD)) {
printInfo(METHOD);
throw new RuntimeException(
METHOD + " is not compilable but compiled");
checkNotCompiled(METHOD);
WHITE_BOX.clearMethodState(METHOD);
if (!WHITE_BOX.isMethodCompilable(METHOD)) {
throw new RuntimeException(METHOD
+ " is compilable after clearMethodState()");
}
compile();
checkCompiled(METHOD);
}
private void compileAndDeoptimaze() throws Exception {
compile();
waitBackgroundCompilation(METHOD);
WHITE_BOX.deoptimizeMethod(METHOD);
}
}
......@@ -33,7 +33,7 @@ public class MakeMethodNotCompilableTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
// to prevent inlining #method into #compile()
WHITE_BOX.setDontInlineMethod(METHOD, true);
WHITE_BOX.testSetDontInlineMethod(METHOD, true);
new MakeMethodNotCompilableTest().runTest();
}
......@@ -46,9 +46,6 @@ public class MakeMethodNotCompilableTest extends CompilerWhiteBoxTest {
throw new RuntimeException(METHOD + " must be not compilable");
}
compile();
if (WHITE_BOX.isMethodQueuedForCompilation(METHOD)) {
throw new RuntimeException(METHOD + " must not be in queue");
}
checkNotCompiled(METHOD);
if (WHITE_BOX.isMethodCompilable(METHOD)) {
throw new RuntimeException(METHOD + " must be not compilable");
......
......@@ -36,23 +36,23 @@ public class SetDontInlineMethodTest extends CompilerWhiteBoxTest {
}
protected void test() throws Exception {
if (WHITE_BOX.setDontInlineMethod(METHOD, true)) {
if (WHITE_BOX.testSetDontInlineMethod(METHOD, true)) {
throw new RuntimeException("on start " + METHOD
+ " must be inlineable");
}
if (!WHITE_BOX.setDontInlineMethod(METHOD, true)) {
if (!WHITE_BOX.testSetDontInlineMethod(METHOD, true)) {
throw new RuntimeException("after first change to true " + METHOD
+ " must be not inlineable");
}
if (!WHITE_BOX.setDontInlineMethod(METHOD, false)) {
if (!WHITE_BOX.testSetDontInlineMethod(METHOD, false)) {
throw new RuntimeException("after second change to true " + METHOD
+ " must be still not inlineable");
}
if (WHITE_BOX.setDontInlineMethod(METHOD, false)) {
if (WHITE_BOX.testSetDontInlineMethod(METHOD, false)) {
throw new RuntimeException("after first change to false" + METHOD
+ " must be inlineable");
}
if (WHITE_BOX.setDontInlineMethod(METHOD, false)) {
if (WHITE_BOX.testSetDontInlineMethod(METHOD, false)) {
throw new RuntimeException("after second change to false " + METHOD
+ " must be inlineable");
}
......
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test SetForceInlineMethodTest
* @library /testlibrary /testlibrary/whitebox
* @build SetForceInlineMethodTest
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI SetForceInlineMethodTest
* @author igor.ignatyev@oracle.com
*/
public class SetForceInlineMethodTest extends CompilerWhiteBoxTest {
public static void main(String[] args) throws Exception {
new SetForceInlineMethodTest().runTest();
}
protected void test() throws Exception {
if (WHITE_BOX.testSetForceInlineMethod(METHOD, true)) {
throw new RuntimeException("on start " + METHOD
+ " must be not force inlineable");
}
if (!WHITE_BOX.testSetForceInlineMethod(METHOD, true)) {
throw new RuntimeException("after first change to true " + METHOD
+ " must be force inlineable");
}
if (!WHITE_BOX.testSetForceInlineMethod(METHOD, false)) {
throw new RuntimeException("after second change to true " + METHOD
+ " must be still force inlineable");
}
if (WHITE_BOX.testSetForceInlineMethod(METHOD, false)) {
throw new RuntimeException("after first change to false" + METHOD
+ " must be not force inlineable");
}
if (WHITE_BOX.testSetForceInlineMethod(METHOD, false)) {
throw new RuntimeException("after second change to false " + METHOD
+ " must be not force inlineable");
}
}
}
......@@ -91,13 +91,19 @@ public class WhiteBox {
// Compiler
public native void deoptimizeAll();
public native boolean isMethodCompiled(Method method);
public native boolean isMethodCompilable(Method method);
public boolean isMethodCompilable(Method method) {
return isMethodCompilable(method, -1 /*any*/);
}
public native boolean isMethodCompilable(Method method, int compLevel);
public native boolean isMethodQueuedForCompilation(Method method);
public native int deoptimizeMethod(Method method);
public native void makeMethodNotCompilable(Method method);
public native int getMethodCompilationLevel(Method method);
public native boolean setDontInlineMethod(Method method, boolean value);
public native boolean testSetDontInlineMethod(Method method, boolean value);
public native int getCompileQueuesSize();
public native boolean testSetForceInlineMethod(Method method, boolean value);
public native boolean enqueueMethodForCompilation(Method method, int compLevel);
public native void clearMethodState(Method method);
//Intered strings
public native boolean isInStringTable(String str);
......
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