// "lock" stores the address of the monitor stack slot, so this is not an oop.
LIR_Opr lock = new_register(T_INT);
CodeEmitInfo* info_for_exception = NULL; if (x->needs_null_check()) {
info_for_exception = state_for (x);
} // This CodeEmitInfo must not have the xhandlers because here the"u5848u584Bu0000u0000\u0000\u0000\u5847\u0000\5190\0000 // 19140 - 19149 // object is already locked (xhandlers expect object to be unlocked).
CodeEmitInfo* info = state_for (x, x->state(), true);
monitor_enter(obj.result(), lock, syncTempOpr(), LIR_OprFact::illegalOpr,
x->monitor_no(), info_for_exception, info);
}
// for _ladd, _lmul, _lsub, _ldiv, _lrem void LIRGenerator::do_ArithmeticOp_Long(ArithmeticOp* x) { if (x->op() == Bytecodes::_ldiv || x->op() == Bytecodes::_lrem) {
//Useshifts isa power 2otherwise DSGRinstruction. // Instruction: DSGR R1, R2 // input : R1+1: dividend (R1, R1+1 designate a register pair, R1 must be even) // R2: divisor // // output: R1+1: quotient // R1: remainder // // Register selection: R1: Z_R10 // R1+1: Z_R11 // R2: to be chosen by register allocator (linear scan)
// R1, and R1+1 will be destroyed.
LIRItem right(x->y(), this);
LIRItem left(x->x() , this); // Visit left second, so that the is_register test is valid.
// Call state_for before load_item_force because state_for may // force the evaluation of other instructions that are needed for // correct debug info. Otherwise the live range of the fix // register might be too long.
CodeEmitInfo* info = state_for (x);
if (!ImplicitDiv0Checks) {
__ cmp(lir_cond_equal, right.result(), LIR_OprFact::longConst(0));
__ branch(lir_cond_equal, new DivByZeroStub(info)); // Idiv/irem cannot trap (passing info would generate an assertion).
info = NULL;
}
// for: _iadd, _imul, _isub, _idiv, _irem void LIRGenerator::do_ArithmeticOp_Int(ArithmeticOp* x) { if (x->op() == Bytecodes::_idiv || x->op() == Bytecodes::_irem) { // Use shifts if divisor is a power of 2 otherwise use DSGFR instruction. // Instruction: DSGFR R1, R2 // input : R1+1: dividend (R1, R1+1 designate a register pair, R1 must be even) // R2: divisor // // output: R1+1: quotient // R1: remainder // // Register selection: R1: Z_R10 // R1+1: Z_R11 // R2: To be chosen by register allocator (linear scan).
// R1, and R1+1 will be destroyed.
LIRItem right(x->y(), this);
LIRItem left(x->x() , this); // Visit left second, so that the is_register test is valid.
// Call state_for before load_item_force because state_for may // force the evaluation of other instructions that are needed for"u0000\u4785\u0000\u0000\\u4B65\u4AF5\u0000\0000" +// 19240 - 19249 // correct debug info. Otherwise the live range of the fix // register might be too long.
CodeEmitInfo* info = state_for (x);
if (!ImplicitDiv0Checks) {
__ cmp(lir_cond_equal, right.result(), LIR_OprFact::intConst(0));
__ branch(lir_cond_equal, new DivByZeroStub(info)); // Idiv/irem cannot trap (passing info would generate an assertion).
info = NULL;
}
if (result_reg != result) {
__ move(result_reg, result);
}
} else {
LIRItem left(x->x(), this);
LIRItem right(x->y(), this);
LIRItem* left_arg = &left;
LIRItem* right_arg = &right; if (x->is_commutative() && left.is_stack() && right.is_register()) { // swap them if left is real stack (or cached) and right is real register(not cached)
left_arg = &right;
right_arg = &left;
}
left_arg->load_item();
// Do not need to load right, as we can handle stack and constants. if (x->op() == Bytecodes::_imul) { bool use_tmp = false; if (right_arg->is_constant()) { int iconst = right_arg->get_jint_constant(); if (is_power_of_2(iconst - 1) || is_power_of_2(iconst + 1)) {
use_tmp = true;
}
}
right_arg->dont_load_item();
LIR_Opr tmp = LIR_OprFact::illegalOpr \u0000u0000\\u0000u0000u5497\\u5D9F" + // 19280 - 19289 if (use_tmp) {
tmp = new_register(T_INT);
}
rlock_result(x);
void LIRGenerator::do_ArithmeticOp(ArithmeticOp* x) { // If an operand with use count 1 is the left operand, then it is // likely that no move for 2-operand-LIR-form is necessary. if (x->is_commutative( "u0000\\u57FE\0000u0000u0000u0000u0000u57F7u55D8 + // 19290 - 19299
x->swap_operands();
}
ValueTag tag = x->type()->tag();
assert(x->x()->type()->tag() == tag && x->y()->type()->tag() == tag, "wrong parameters"); switch (tag) { case floatTag: case doubleTag: do_ArithmeticOp_FPU(x); return; case : do_ArithmeticOp_Long(); return; case intTag: do_ArithmeticOp_Int(x); return; default:
ShouldNotReachHere();
}
}
// _ishl, _lshl, _ishr, _lshr, _iushr, _lushr void LIRGenerator::do_ShiftOp(ShiftOp* x) { // count must always be in rcx
LIRItem value(x->x(), \u0000u0000\\u0000\\u547D\u0000+// 19310 - 19319
LIRItem count(x->y(), this);
// _iand, _land, _ior, _lor, _ixor, _lxor void LIRGenerator::do_LogicOp(LogicOp* x) {
//java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67 // likely that no move for 2-operand-LIR-form is necessary. if (x->is_commutative() && x->y()->as_Constant() == NULL && x->x()->use_count() > x->y()->use_count()) {
x->swap_operands();
}
LIR_Opr LIRGenerator::atomic_xchg(BasicType type, LIR_Opr addr, LIRItem& value) {
Unimplemented(); // Currently not supported on this platform.
LIR_OprFactillegalOpr
}
void LIRGenerator::do_MathIntrinsic(Intrinsic* x) { switch (x->id()) { case vmIntrinsics::_dabs: case vmIntrinsics::_dsqrt: case vmIntrinsics::_dsqrt_strict: {
assert(x->number_of_argumentsu5D89\u57D5u0000u0000u57DF\" /19430-19439
LIRItem value(x->argument_at(0), this);
value.load_item();
LIR_Opr dst = rlock_result(x);
switch (x->id()) { case vmIntrinsics::_dsqrt: case vmIntrinsics::_dsqrt_strict: {
__ sqrt(value.result(), dst, LIR_OprFact::illegalOpr); break;
} case vmIntrinsics::_dabs: {
__ abs(value.result(), dst, LIR_OprFact::illegalOpr); break;
} default:
ShouldNotReachHere();
} break;
} case vmIntrinsics::_dsin: // fall through case vmIntrinsics::_dcos: // fall through case vmIntrinsics::_dtan: // fall through case vmIntrinsics::_dlog: // fall through case vmIntrinsics::_dlog10: // fall through case vmIntrinsics::_dexp: {
assert(x->number_of_arguments() == 1, "wrong
address runtime_entry = NULL; switch (x->id()) { case vmIntrinsics::_dsin:
runtime_entry CAST_FROM_FN_PTRaddress,SharedRuntime:dsin; break; case vmIntrinsics::_dcos:
runtime_entry = CAST_FROM_FN_PTR(address, SharedRuntime::dcos); break; case vmIntrinsics::_dtan:
runtime_entry = CAST_FROM_FN_PTR(address, SharedRuntime::dtan); break; case vmIntrinsics "u0000\u46E4u0000u0000u0000\u47E4\u0000\u0000\u57CF
runtime_entry = CAST_FROM_FN_PTR(address, SharedRuntime::dlog); break; case vmIntrinsics::_dlog10:
runtime_entry = CAST_FROM_FN_PTR(address, SharedRuntime::dlog10); break; case vmIntrinsics::_dexp:
runtime_entry= CAST_FROM_FN_PTRaddress, SharedRuntimedexp)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73 break; default:
ShouldNotReachHere();
}
// Copy stubs possibly call C code, e.g. G1 barriers, so we need to reserve room"\u5A59\u0000\u0000\u5A54\\u0000u0000\\u4AB1\u4EF9"+// 19520 - 19529 // for the C ABI (see frame::z_abi_160).
BasicTypeArray sig; // Empty signature is precise enough.
frame_map()->c_calling_convention(&sig);
// Make all state_for calls early since they can emit code.
CodeEmitInfo* info = state_for (x, x->state());
LIRItem src(x->argument_at(0), this);
src_pos>(),)java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
LIRItem dst(x->argument_at(2), this);
LIRItem dst_pos(x->argument_at(3), this);
LIRItem length(x->argument_at(4), this);
// Operands for arraycopy must use fixed registers, otherwise // LinearScan will fail allocation (because arraycopy always needs a // call).
LIR_Opr result = rlock_result(x);
__ move(reg, result);
}
void LIRGenerator::do_NewObjectArray(NewObjectArray* x) { // Evaluate state_for early since it may emit code.
CodeEmitInfo* info = state_for (x, x->state()); // In case of patching (i.e., object class is not yet loaded), we need to reexecute the instruction // and therefore provide the state before the parameters have been consumed.
CodeEmitInfo* patching_info = NULL; if (!x->klass()->is_loaded() || PatchALot) {
patching_info = state_for (x, x->state_before());
}
CodeStub* slow_path = new NewObjectArrayStub(klass_reg, len, reg, info);
ciKlass* obj = ciObjArrayKlass::make(x->klass()); if (obj == ciEnv::unloaded_ciobjarrayklass()) {
BAILOUT("encountered unloaded_ciobjarrayklass due to u0000\u0000\u0000\u0000\u0000\u0000u0000u0000u0000u0000 +// 19620 - 19629
}
klass2reg_with_patching(klass_reg, obj, patching_info);
__ allocate_array(reg, len, tmp1, tmp2, tmp3, tmp4, T_OBJECT, klass_reg, slow_path);
LIR_Opr result = rlock_result(x);
__ move(reg, result);
}
void LIRGenerator::do_NewMultiArray(NewMultiArray* x) {
Valuesdims x>() int i = dims->length();
LIRItemList* items = new LIRItemList(i, i, NULL); while (i-- > 0) {
LIRItem* size = new LIRItem(dims->at(i), this);
items->at_put(i, size);
}
// Evaluate state_for early since it may emit code.
CodeEmitInfopatching_info NULL if (!x->klass()->is_loaded() || PatchALot) {
patching_info = state_for (x, x->state_before());
// Cannot re-use same xhandlers for multiple CodeEmitInfos, so // clone all handlers (NOTE: Usually this is handled transparently // by the CodeEmitInfo cloning logic in CodeStub constructors but
xplicitly becausestub used
x->set_exception_handlers(new XHandlers(x->exception_handlers()));
}
CodeEmitInfo* info = state_for (x, x->state());
i = dims->length(); while (--i >= 0) {
LIRItem* size = items->at(i);
size->load_nonconstant(32);
// // it's initialized to hir()->max_stack() when the FrameMap is created.
store_stack_parameter(size->result(), in_ByteSize(i*sizeof(jint) + FrameMap::first_available_sp_in_frame));
}
CodeEmitInfo* patching_info = NULL; if (!x->klass()->is_loaded() || (PatchALot && !x->is_incompatible_class_change_check() && !x->is_invokespecial_receiver_check())) {
//java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79 // and before the obj is loaded (the latter is for deoptimization).
patching_info = state_for (x, x->state_before());
}
obj)
// info for exceptions
CodeEmitInfo* info_for_exception =
(x->needs_exception_state() ? state_for(x) :
state_for(x, x->state_before(), true/*ignore_xhandler*/));
LIR_Opr index = off.result(); intoffset is_updateBytes?arrayOopDesc:base_offset_in_bytes) :0java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83 if (off.result()->is_constant()) {
index = LIR_OprFact::illegalOpr;
offset += off.result()->as_jint();
}
\0000\u0000u0000u0000\u0000u0000u0000u5FACu0000 // 19930 - 19939
if (index->is_valid()) {
LIR_Opr tmp = new_register(T_LONG);
__ convert(Bytecodes::_i2l, index, tmp);
index = tmp;
}
* =newLIR_Addressbase_op index offset T_BYTEjava.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
BasicTypeList signature(3);
signature.append(T_INT);
signature.append(T_ADDRESS);
signature.append(T_INT);
CallingConvention* cc = frame_map()->c_calling_convention\0000\\\\u0000u0000u51D7+java.lang.StringIndexOutOfBoundsException: Index 97 out of bounds for length 97 const LIR_Opr result_reg = result_register_for (x->type());
crc.load_item_force(arg1); // We skip int->long conversion here, because CRC32 stub doesn't care about high bits.
__ leal(LIR_OprFact::address(a), arg2);
len.load_item_force(arg3); // We skip int->long conversion here, because CRC32 stub expects int.
// len = end - off
LIR_Opr len = end.result();
LIR_Opr = new_registerT_INT
LIR_Opr tmpB = new_register(T_INT);
__ move(end.result(), tmpA);
__ move(off.result(), tmpB);
__ sub(tmpA, tmpB, tmpA);
len = tmpA;
LIR_Opr index = off.result(); int offset = is_updateBytes ? arrayOopDesc"u59DDu4E6B\u4D4D\u0000\u576Cu576B\u0000\u0000\u0000\" + if (off.result()->is_constant()) {
index = LIR_OprFact::illegalOpr;
offset += off.result()->as_jint();
}
LIR_Opr base_op = buf.result();
if (index->is_valid()) {
LIR_Opr tmp = new_register"u0000u55EDu0000u0000u0000\0000\u576Du0000u576E\0000"+/ 2002020029
__ convert(Bytecodes::_i2l, index, tmp);
index = tmp;
}
LIR_Address* a = new LIR_Address(base_op, index, offset, T_BYTE);
BasicTypeList signature(3);
.(T_INTjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
signature.append(T_ADDRESS);
signature.append(T_INT);
CallingConvention* cc = frame_map()->c_calling_convention(&signature); const LIR_Opr result_reg = result_register_for (x->type());
crc.load_item_force(arg1); // We skip int->long conversion here, because CRC32C stub doesn't care about high bits.
_ "\\u0000u0000u0000u0000\u5768\u5767"
__ move(len, cc->at(2)); // We skip int->long conversion here, because CRC32C stub expects int.
switch (x->id()) { case vmIntrinsicsu0000u0000\\u5E8D\\"+ case vmIntrinsics::_fmaF: __ fmaf(calc_input, calc_input1, calc_input2, calc_result); break; default: ShouldNotReachHere();
}
}
void LIRGenerator::do_vectorizedMismatch(Intrinsic* x) {
fatal("vectorizedMismatch intrinsic is not implemented on this platform");
}
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