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#include "utilities/bytes.hpp"
#define NOFAILOVER_MAJOR_VERSION 51
#define NONZERO_PADDING_BYTES_IN_SWITCH_MAJOR_VERSION 51
#define STATIC_METHOD_IN_INTERFACE_MAJOR_VERSION 52
+ #define INLINE_TYPE_MAJOR_VERSION 56
#define MAX_ARRAY_DIMENSIONS 255
// Access to external entry for VerifyClassForMajorVersion - old byte code verifier
extern "C" {
bool is_reflect = refl_magic_klass != nullptr && klass->is_subtype_of(refl_magic_klass);
return (should_verify_for(klass->class_loader(), should_verify_class) &&
// return if the class is a bootstrapping class
// or defineClass specified not to verify by default (flags override passed arg)
! // We need to skip the following four for bootstraping
name != vmSymbols::java_lang_Object() &&
name != vmSymbols::java_lang_Class() &&
name != vmSymbols::java_lang_String() &&
name != vmSymbols::java_lang_Throwable() &&
bool is_reflect = refl_magic_klass != nullptr && klass->is_subtype_of(refl_magic_klass);
return (should_verify_for(klass->class_loader(), should_verify_class) &&
// return if the class is a bootstrapping class
// or defineClass specified not to verify by default (flags override passed arg)
! // We need to skip the following four for bootstrapping
name != vmSymbols::java_lang_Object() &&
name != vmSymbols::java_lang_Class() &&
name != vmSymbols::java_lang_String() &&
name != vmSymbols::java_lang_Throwable() &&
ss->print("Expected stackmap frame at this location.");
break;
case BAD_STACKMAP:
ss->print("Invalid stackmap specification.");
break;
+ case WRONG_INLINE_TYPE:
+ ss->print("Type ");
+ _type.details(ss);
+ ss->print(" and type ");
+ _expected.details(ss);
+ ss->print(" must be identical inline types.");
+ break;
case UNKNOWN:
default:
ShouldNotReachHere();
ss->print_cr("Unknown");
}
}
}
// Methods in ClassVerifier
ClassVerifier::ClassVerifier(JavaThread* current, InstanceKlass* klass)
: _thread(current), _previous_symbol(nullptr), _symbols(nullptr), _exception_type(nullptr),
_message(nullptr), _klass(klass) {
! _this_type = VerificationType::reference_type(klass->name());
}
ClassVerifier::~ClassVerifier() {
// Decrement the reference count for any symbols created.
if (_symbols != nullptr) {
}
}
// Methods in ClassVerifier
+ VerificationType reference_or_inline_type(InstanceKlass* klass) {
+ if (klass->is_inline_klass()) {
+ return VerificationType::inline_type(klass->name());
+ } else {
+ return VerificationType::reference_type(klass->name());
+ }
+ }
+
ClassVerifier::ClassVerifier(JavaThread* current, InstanceKlass* klass)
: _thread(current), _previous_symbol(nullptr), _symbols(nullptr), _exception_type(nullptr),
_message(nullptr), _klass(klass) {
! _this_type = reference_or_inline_type(klass);
}
ClassVerifier::~ClassVerifier() {
// Decrement the reference count for any symbols created.
if (_symbols != nullptr) {
case Bytecodes::_aaload : {
type = current_frame.pop_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
atype = current_frame.pop_stack(
VerificationType::reference_check(), CHECK_VERIFY(this));
! if (!atype.is_reference_array()) {
verify_error(ErrorContext::bad_type(bci,
current_frame.stack_top_ctx(),
TypeOrigin::implicit(VerificationType::reference_check())),
bad_type_msg, "aaload");
return;
case Bytecodes::_aaload : {
type = current_frame.pop_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
atype = current_frame.pop_stack(
VerificationType::reference_check(), CHECK_VERIFY(this));
! if (!atype.is_nonscalar_array()) {
verify_error(ErrorContext::bad_type(bci,
current_frame.stack_top_ctx(),
TypeOrigin::implicit(VerificationType::reference_check())),
bad_type_msg, "aaload");
return;
type2 = current_frame.pop_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
atype = current_frame.pop_stack(
VerificationType::reference_check(), CHECK_VERIFY(this));
// more type-checking is done at runtime
! if (!atype.is_reference_array()) {
verify_error(ErrorContext::bad_type(bci,
current_frame.stack_top_ctx(),
TypeOrigin::implicit(VerificationType::reference_check())),
bad_type_msg, "aastore");
return;
type2 = current_frame.pop_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
atype = current_frame.pop_stack(
VerificationType::reference_check(), CHECK_VERIFY(this));
// more type-checking is done at runtime
! if (!atype.is_nonscalar_array()) {
verify_error(ErrorContext::bad_type(bci,
current_frame.stack_top_ctx(),
TypeOrigin::implicit(VerificationType::reference_check())),
bad_type_msg, "aastore");
return;
¤t_frame, target, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_if_acmpeq :
case Bytecodes::_if_acmpne :
current_frame.pop_stack(
! VerificationType::reference_check(), CHECK_VERIFY(this));
// fall through
case Bytecodes::_ifnull :
case Bytecodes::_ifnonnull :
current_frame.pop_stack(
! VerificationType::reference_check(), CHECK_VERIFY(this));
target = bcs.dest();
stackmap_table.check_jump_target
(¤t_frame, target, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_goto :
¤t_frame, target, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_if_acmpeq :
case Bytecodes::_if_acmpne :
current_frame.pop_stack(
! VerificationType::nonscalar_check(), CHECK_VERIFY(this));
// fall through
case Bytecodes::_ifnull :
case Bytecodes::_ifnonnull :
current_frame.pop_stack(
! VerificationType::nonscalar_check(), CHECK_VERIFY(this));
target = bcs.dest();
stackmap_table.check_jump_target
(¤t_frame, target, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_goto :
verify_return_value(return_type, type, bci,
¤t_frame, CHECK_VERIFY(this));
no_control_flow = true; break;
case Bytecodes::_areturn :
type = current_frame.pop_stack(
! VerificationType::reference_check(), CHECK_VERIFY(this));
verify_return_value(return_type, type, bci,
¤t_frame, CHECK_VERIFY(this));
no_control_flow = true; break;
case Bytecodes::_return :
if (return_type != VerificationType::bogus_type()) {
verify_return_value(return_type, type, bci,
¤t_frame, CHECK_VERIFY(this));
no_control_flow = true; break;
case Bytecodes::_areturn :
type = current_frame.pop_stack(
! VerificationType::nonscalar_check(), CHECK_VERIFY(this));
verify_return_value(return_type, type, bci,
¤t_frame, CHECK_VERIFY(this));
no_control_flow = true; break;
case Bytecodes::_return :
if (return_type != VerificationType::bogus_type()) {
"Method expects a return value");
return;
}
// Make sure "this" has been initialized if current method is an
// <init>.
! if (_method->name() == vmSymbols::object_initializer_name() &&
current_frame.flag_this_uninit()) {
verify_error(ErrorContext::bad_code(bci),
"Constructor must call super() or this() "
"before return");
return;
"Method expects a return value");
return;
}
// Make sure "this" has been initialized if current method is an
// <init>.
! if (_method->is_object_constructor() &&
current_frame.flag_this_uninit()) {
verify_error(ErrorContext::bad_code(bci),
"Constructor must call super() or this() "
"before return");
return;
case Bytecodes::_putfield :
// pass FALSE, operand can't be an array type for getfield/putfield.
verify_field_instructions(
&bcs, ¤t_frame, cp, false, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_invokevirtual :
case Bytecodes::_invokespecial :
case Bytecodes::_invokestatic :
- verify_invoke_instructions(
- &bcs, code_length, ¤t_frame, (bci >= ex_min && bci < ex_max),
- &this_uninit, return_type, cp, &stackmap_table, CHECK_VERIFY(this));
- no_control_flow = false; break;
case Bytecodes::_invokeinterface :
case Bytecodes::_invokedynamic :
verify_invoke_instructions(
&bcs, code_length, ¤t_frame, (bci >= ex_min && bci < ex_max),
! &this_uninit, return_type, cp, &stackmap_table, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_new :
{
index = bcs.get_index_u2();
verify_cp_class_type(bci, index, cp, CHECK_VERIFY(this));
case Bytecodes::_putfield :
// pass FALSE, operand can't be an array type for getfield/putfield.
verify_field_instructions(
&bcs, ¤t_frame, cp, false, CHECK_VERIFY(this));
no_control_flow = false; break;
+ case Bytecodes::_withfield :
+ if (_klass->major_version() < INLINE_TYPE_MAJOR_VERSION) {
+ class_format_error(
+ "withfield not supported by this class file version (%d.%d), class %s",
+ _klass->major_version(), _klass->minor_version(), _klass->external_name());
+ return;
+ }
+ // pass FALSE, operand can't be an array type for withfield.
+ verify_field_instructions(
+ &bcs, ¤t_frame, cp, false, CHECK_VERIFY(this));
+ no_control_flow = false; break;
case Bytecodes::_invokevirtual :
case Bytecodes::_invokespecial :
case Bytecodes::_invokestatic :
case Bytecodes::_invokeinterface :
case Bytecodes::_invokedynamic :
verify_invoke_instructions(
&bcs, code_length, ¤t_frame, (bci >= ex_min && bci < ex_max),
! &this_uninit, cp, &stackmap_table, CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_new :
{
index = bcs.get_index_u2();
verify_cp_class_type(bci, index, cp, CHECK_VERIFY(this));
}
type = VerificationType::uninitialized_type(bci);
current_frame.push_stack(type, CHECK_VERIFY(this));
no_control_flow = false; break;
}
+ case Bytecodes::_aconst_init :
+ {
+ if (_klass->major_version() < INLINE_TYPE_MAJOR_VERSION) {
+ class_format_error(
+ "aconst_init not supported by this class file version (%d.%d), class %s",
+ _klass->major_version(), _klass->minor_version(), _klass->external_name());
+ return;
+ }
+ index = bcs.get_index_u2();
+ verify_cp_class_type(bci, index, cp, CHECK_VERIFY(this));
+ VerificationType ref_type = cp_index_to_type(index, cp, CHECK_VERIFY(this));
+ if (!ref_type.is_object()) {
+ verify_error(ErrorContext::bad_type(bci,
+ TypeOrigin::cp(index, ref_type)),
+ "Illegal aconst_init instruction");
+ return;
+ }
+ VerificationType inline_type =
+ VerificationType::change_ref_to_inline_type(ref_type);
+ current_frame.push_stack(inline_type, CHECK_VERIFY(this));
+ no_control_flow = false; break;
+ }
case Bytecodes::_newarray :
type = get_newarray_type(bcs.get_index(), bci, CHECK_VERIFY(this));
current_frame.pop_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
current_frame.push_stack(type, CHECK_VERIFY(this));
current_frame.push_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
no_control_flow = false; break;
}
case Bytecodes::_monitorenter :
! case Bytecodes::_monitorexit :
! current_frame.pop_stack(
! VerificationType::reference_check(), CHECK_VERIFY(this));
no_control_flow = false; break;
case Bytecodes::_multianewarray :
{
index = bcs.get_index_u2();
u2 dim = *(bcs.bcp()+3);
verify_cp_class_type(bci, index, cp, CHECK_VERIFY(this));
current_frame.push_stack(
VerificationType::integer_type(), CHECK_VERIFY(this));
no_control_flow = false; break;
}
case Bytecodes::_monitorenter :
! case Bytecodes::_monitorexit : {
! VerificationType ref = current_frame.pop_stack(
! VerificationType::nonscalar_check(), CHECK_VERIFY(this));
no_control_flow = false; break;
+ }
case Bytecodes::_multianewarray :
{
index = bcs.get_index_u2();
u2 dim = *(bcs.bcp()+3);
verify_cp_class_type(bci, index, cp, CHECK_VERIFY(this));
// We must check was_recursively_verified() before we get here.
guarantee(cp->cache() == nullptr, "not rewritten yet");
verify_cp_index(bci, cp, index, CHECK_VERIFY(this));
unsigned int tag = cp->tag_at(index).value();
+
if ((types & (1 << tag)) == 0) {
verify_error(ErrorContext::bad_cp_index(bci, index),
"Illegal type at constant pool entry %d in class %s",
index, cp->pool_holder()->external_name());
return;
constantTag tag = cp->tag_at(index);
unsigned int types = 0;
if (opcode == Bytecodes::_ldc || opcode == Bytecodes::_ldc_w) {
if (!tag.is_unresolved_klass()) {
types = (1 << JVM_CONSTANT_Integer) | (1 << JVM_CONSTANT_Float)
! | (1 << JVM_CONSTANT_String) | (1 << JVM_CONSTANT_Class)
| (1 << JVM_CONSTANT_MethodHandle) | (1 << JVM_CONSTANT_MethodType)
| (1 << JVM_CONSTANT_Dynamic);
// Note: The class file parser already verified the legality of
// MethodHandle and MethodType constants.
verify_cp_type(bci, index, cp, types, CHECK_VERIFY(this));
constantTag tag = cp->tag_at(index);
unsigned int types = 0;
if (opcode == Bytecodes::_ldc || opcode == Bytecodes::_ldc_w) {
if (!tag.is_unresolved_klass()) {
types = (1 << JVM_CONSTANT_Integer) | (1 << JVM_CONSTANT_Float)
! | (1 << JVM_CONSTANT_String) | (1 << JVM_CONSTANT_Class)
| (1 << JVM_CONSTANT_MethodHandle) | (1 << JVM_CONSTANT_MethodType)
| (1 << JVM_CONSTANT_Dynamic);
// Note: The class file parser already verified the legality of
// MethodHandle and MethodType constants.
verify_cp_type(bci, index, cp, types, CHECK_VERIFY(this));
// Get referenced class type
VerificationType ref_class_type = cp_ref_index_to_type(
index, cp, CHECK_VERIFY(this));
if (!ref_class_type.is_object() &&
! (!allow_arrays || !ref_class_type.is_array())) {
verify_error(ErrorContext::bad_type(bcs->bci(),
TypeOrigin::cp(index, ref_class_type)),
"Expecting reference to class in class %s at constant pool index %d",
_klass->external_name(), index);
return;
}
VerificationType target_class_type = ref_class_type;
assert(sizeof(VerificationType) == sizeof(uintptr_t),
"buffer type must match VerificationType size");
uintptr_t field_type_buffer[2];
// Get referenced class type
VerificationType ref_class_type = cp_ref_index_to_type(
index, cp, CHECK_VERIFY(this));
if (!ref_class_type.is_object() &&
! (!allow_arrays || !ref_class_type.is_array())) {
verify_error(ErrorContext::bad_type(bcs->bci(),
TypeOrigin::cp(index, ref_class_type)),
"Expecting reference to class in class %s at constant pool index %d",
_klass->external_name(), index);
return;
}
+
VerificationType target_class_type = ref_class_type;
assert(sizeof(VerificationType) == sizeof(uintptr_t),
"buffer type must match VerificationType size");
uintptr_t field_type_buffer[2];
for (int i = n - 1; i >= 0; i--) {
current_frame->pop_stack(field_type[i], CHECK_VERIFY(this));
}
break;
}
+ case Bytecodes::_withfield: {
+ for (int i = n - 1; i >= 0; i--) {
+ current_frame->pop_stack(field_type[i], CHECK_VERIFY(this));
+ }
+ // Check that the receiver is a subtype of the referenced class.
+ current_frame->pop_stack(target_class_type, CHECK_VERIFY(this));
+ VerificationType target_inline_type =
+ VerificationType::change_ref_to_inline_type(target_class_type);
+ current_frame->push_stack(target_inline_type, CHECK_VERIFY(this));
+ break;
+ }
case Bytecodes::_getfield: {
is_getfield = true;
stack_object_type = current_frame->pop_stack(
target_class_type, CHECK_VERIFY(this));
goto check_protected;
return false;
}
void ClassVerifier::verify_invoke_instructions(
RawBytecodeStream* bcs, u4 code_length, StackMapFrame* current_frame,
! bool in_try_block, bool *this_uninit, VerificationType return_type,
const constantPoolHandle& cp, StackMapTable* stackmap_table, TRAPS) {
// Make sure the constant pool item is the right type
u2 index = bcs->get_index_u2();
Bytecodes::Code opcode = bcs->raw_code();
unsigned int types = 0;
return false;
}
void ClassVerifier::verify_invoke_instructions(
RawBytecodeStream* bcs, u4 code_length, StackMapFrame* current_frame,
! bool in_try_block, bool *this_uninit,
const constantPoolHandle& cp, StackMapTable* stackmap_table, TRAPS) {
// Make sure the constant pool item is the right type
u2 index = bcs->get_index_u2();
Bytecodes::Code opcode = bcs->raw_code();
unsigned int types = 0;
// Method signature was checked in ClassFileParser.
assert(SignatureVerifier::is_valid_method_signature(method_sig),
"Invalid method signature");
! // Get referenced class type
VerificationType ref_class_type;
if (opcode == Bytecodes::_invokedynamic) {
if (_klass->major_version() < Verifier::INVOKEDYNAMIC_MAJOR_VERSION) {
class_format_error(
"invokedynamic instructions not supported by this class file version (%d), class %s",
// Method signature was checked in ClassFileParser.
assert(SignatureVerifier::is_valid_method_signature(method_sig),
"Invalid method signature");
! // Get referenced class
VerificationType ref_class_type;
if (opcode == Bytecodes::_invokedynamic) {
if (_klass->major_version() < Verifier::INVOKEDYNAMIC_MAJOR_VERSION) {
class_format_error(
"invokedynamic instructions not supported by this class file version (%d), class %s",
return;
}
}
if (method_name->char_at(0) == JVM_SIGNATURE_SPECIAL) {
! // Make sure <init> can only be invoked by invokespecial
! if (opcode != Bytecodes::_invokespecial ||
! method_name != vmSymbols::object_initializer_name()) {
verify_error(ErrorContext::bad_code(bci),
"Illegal call to internal method");
return;
}
} else if (opcode == Bytecodes::_invokespecial
&& !is_same_or_direct_interface(current_class(), current_type(), ref_class_type)
&& !ref_class_type.equals(VerificationType::reference_type(
! current_class()->super()->name()))) {
bool subtype = false;
bool have_imr_indirect = cp->tag_at(index).value() == JVM_CONSTANT_InterfaceMethodref;
subtype = ref_class_type.is_assignable_from(
current_type(), this, false, CHECK_VERIFY(this));
if (!subtype) {
return;
}
}
if (method_name->char_at(0) == JVM_SIGNATURE_SPECIAL) {
! // Make sure:
! // <init> can only be invoked by invokespecial.
! // <vnew> can only be invoked by invokestatic.
+ if (!((opcode == Bytecodes::_invokestatic &&
+ method_name == vmSymbols::inline_factory_name()) ||
+ (opcode == Bytecodes::_invokespecial &&
+ method_name == vmSymbols::object_initializer_name()))) {
verify_error(ErrorContext::bad_code(bci),
"Illegal call to internal method");
return;
}
} else if (opcode == Bytecodes::_invokespecial
&& !is_same_or_direct_interface(current_class(), current_type(), ref_class_type)
&& !ref_class_type.equals(VerificationType::reference_type(
! current_class()->super()->name()))) { // super() can never be an inline_type.
bool subtype = false;
bool have_imr_indirect = cp->tag_at(index).value() == JVM_CONSTANT_InterfaceMethodref;
subtype = ref_class_type.is_assignable_from(
current_type(), this, false, CHECK_VERIFY(this));
if (!subtype) {
}
// Push the result type.
int sig_verif_types_len = sig_verif_types->length();
if (sig_verif_types_len > nargs) { // There's a return type
if (method_name == vmSymbols::object_initializer_name()) {
! // <init> method must have a void return type
- /* Unreachable? Class file parser verifies that methods with '<' have
- * void return */
verify_error(ErrorContext::bad_code(bci),
"Return type must be void in <init> method");
return;
}
}
// Push the result type.
int sig_verif_types_len = sig_verif_types->length();
if (sig_verif_types_len > nargs) { // There's a return type
if (method_name == vmSymbols::object_initializer_name()) {
! // an <init> method must have a void return type
verify_error(ErrorContext::bad_code(bci),
"Return type must be void in <init> method");
return;
}
for (int i = nargs; i < sig_verif_types_len; i++) {
assert(i == nargs || sig_verif_types->at(i).is_long2() ||
sig_verif_types->at(i).is_double2(), "Unexpected return verificationType");
current_frame->push_stack(sig_verif_types->at(i), CHECK_VERIFY(this));
}
+ } else { // no return type
+ // <vnew> method may not have a void return type
+ if (method_name == vmSymbols::inline_factory_name()) {
+ verify_error(ErrorContext::bad_code(bci),
+ "Return type must be non-void in <vnew> static factory method");
+ return;
+ }
}
}
VerificationType ClassVerifier::get_newarray_type(
u2 index, u2 bci, TRAPS) {
int n = os::snprintf(arr_sig_str, length + 1, "%c%s",
JVM_SIGNATURE_ARRAY, component_name);
assert(n == length, "Unexpected number of characters in string");
} else { // it's an object or interface
const char* component_name = component_type.name()->as_utf8();
! // add one dimension to component with 'L' prepended and ';' postpended.
length = (int)strlen(component_name) + 3;
arr_sig_str = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, length + 1);
int n = os::snprintf(arr_sig_str, length + 1, "%c%c%s;",
! JVM_SIGNATURE_ARRAY, JVM_SIGNATURE_CLASS, component_name);
assert(n == length, "Unexpected number of characters in string");
}
Symbol* arr_sig = create_temporary_symbol(arr_sig_str, length);
VerificationType new_array_type = VerificationType::reference_type(arr_sig);
current_frame->push_stack(new_array_type, CHECK_VERIFY(this));
int n = os::snprintf(arr_sig_str, length + 1, "%c%s",
JVM_SIGNATURE_ARRAY, component_name);
assert(n == length, "Unexpected number of characters in string");
} else { // it's an object or interface
const char* component_name = component_type.name()->as_utf8();
! char Q_or_L = component_type.is_inline_type() ? JVM_SIGNATURE_PRIMITIVE_OBJECT : JVM_SIGNATURE_CLASS;
+ // add one dimension to component with 'L' or 'Q' prepended and ';' appended.
length = (int)strlen(component_name) + 3;
arr_sig_str = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, length + 1);
int n = os::snprintf(arr_sig_str, length + 1, "%c%c%s;",
! JVM_SIGNATURE_ARRAY, Q_or_L, component_name);
assert(n == length, "Unexpected number of characters in string");
}
Symbol* arr_sig = create_temporary_symbol(arr_sig_str, length);
VerificationType new_array_type = VerificationType::reference_type(arr_sig);
current_frame->push_stack(new_array_type, CHECK_VERIFY(this));
VerificationType::double2_type(), CHECK_VERIFY(this));
}
void ClassVerifier::verify_aload(u2 index, StackMapFrame* current_frame, TRAPS) {
VerificationType type = current_frame->get_local(
! index, VerificationType::reference_check(), CHECK_VERIFY(this));
current_frame->push_stack(type, CHECK_VERIFY(this));
}
void ClassVerifier::verify_istore(u2 index, StackMapFrame* current_frame, TRAPS) {
current_frame->pop_stack(
VerificationType::double2_type(), CHECK_VERIFY(this));
}
void ClassVerifier::verify_aload(u2 index, StackMapFrame* current_frame, TRAPS) {
VerificationType type = current_frame->get_local(
! index, VerificationType::nonscalar_check(), CHECK_VERIFY(this));
current_frame->push_stack(type, CHECK_VERIFY(this));
}
void ClassVerifier::verify_istore(u2 index, StackMapFrame* current_frame, TRAPS) {
current_frame->pop_stack(
VerificationType::double2_type(), CHECK_VERIFY(this));
}
void ClassVerifier::verify_astore(u2 index, StackMapFrame* current_frame, TRAPS) {
VerificationType type = current_frame->pop_stack(
! VerificationType::reference_check(), CHECK_VERIFY(this));
current_frame->set_local(index, type, CHECK_VERIFY(this));
}
void ClassVerifier::verify_iinc(u2 index, StackMapFrame* current_frame, TRAPS) {
VerificationType type = current_frame->get_local(
VerificationType::double2_type(), CHECK_VERIFY(this));
}
void ClassVerifier::verify_astore(u2 index, StackMapFrame* current_frame, TRAPS) {
VerificationType type = current_frame->pop_stack(
! VerificationType::nonscalar_check(), CHECK_VERIFY(this));
current_frame->set_local(index, type, CHECK_VERIFY(this));
}
void ClassVerifier::verify_iinc(u2 index, StackMapFrame* current_frame, TRAPS) {
VerificationType type = current_frame->get_local(
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