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/*
* [The "BSD licence"]
* Copyright (c) 2010 Ben Gruver
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
tree grammar smaliTreeWalker;
options {
tokenVocab=smaliParser;
ASTLabelType=CommonTree;
}
@header {
package org.jf.smali;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import org.antlr.runtime.BitSet;
import org.antlr.runtime.*;
import org.antlr.runtime.tree.CommonTree;
import org.antlr.runtime.tree.TreeNodeStream;
import org.antlr.runtime.tree.TreeParser;
import org.antlr.runtime.tree.TreeRuleReturnScope;
import org.jf.dexlib2.*;
import org.jf.dexlib2.builder.Label;
import org.jf.dexlib2.builder.MethodImplementationBuilder;
import org.jf.dexlib2.builder.SwitchLabelElement;
import org.jf.dexlib2.builder.instruction.*;
import org.jf.dexlib2.iface.Annotation;
import org.jf.dexlib2.iface.AnnotationElement;
import org.jf.dexlib2.iface.ClassDef;
import org.jf.dexlib2.iface.MethodImplementation;
import org.jf.dexlib2.iface.reference.FieldReference;
import org.jf.dexlib2.iface.reference.MethodReference;
import org.jf.dexlib2.iface.value.EncodedValue;
import org.jf.dexlib2.immutable.ImmutableAnnotation;
import org.jf.dexlib2.immutable.ImmutableAnnotationElement;
import org.jf.dexlib2.immutable.reference.ImmutableCallSiteReference;
import org.jf.dexlib2.immutable.reference.ImmutableFieldReference;
import org.jf.dexlib2.immutable.reference.ImmutableMethodHandleReference;
import org.jf.dexlib2.immutable.reference.ImmutableMethodReference;
import org.jf.dexlib2.immutable.reference.ImmutableMethodProtoReference;
import org.jf.dexlib2.immutable.reference.ImmutableReference;
import org.jf.dexlib2.immutable.reference.ImmutableTypeReference;
import org.jf.dexlib2.immutable.value.*;
import org.jf.dexlib2.util.MethodUtil;
import org.jf.dexlib2.writer.InstructionFactory;
import org.jf.dexlib2.writer.builder.*;
import org.jf.util.LinearSearch;
import java.util.*;
}
@members {
public String classType;
private boolean verboseErrors = false;
private int apiLevel = 15;
private Opcodes opcodes = Opcodes.forApi(apiLevel);
private DexBuilder dexBuilder;
private int callSiteNameIndex = 0;
public void setDexBuilder(DexBuilder dexBuilder) {
this.dexBuilder = dexBuilder;
}
public void setApiLevel(int apiLevel) {
this.opcodes = Opcodes.forApi(apiLevel);
this.apiLevel = apiLevel;
}
public void setVerboseErrors(boolean verboseErrors) {
this.verboseErrors = verboseErrors;
}
private byte parseRegister_nibble(String register)
throws SemanticException {
int totalMethodRegisters = method_stack.peek().totalMethodRegisters;
int methodParameterRegisters = method_stack.peek().methodParameterRegisters;
//register should be in the format "v12"
int val = Byte.parseByte(register.substring(1));
if (register.charAt(0) == 'p') {
val = totalMethodRegisters - methodParameterRegisters + val;
}
if (val >= 2<<4) {
throw new SemanticException(input, "The maximum allowed register in this context is list of registers is v15");
}
//the parser wouldn't have accepted a negative register, i.e. v-1, so we don't have to check for val<0;
return (byte)val;
}
//return a short, because java's byte is signed
private short parseRegister_byte(String register)
throws SemanticException {
int totalMethodRegisters = method_stack.peek().totalMethodRegisters;
int methodParameterRegisters = method_stack.peek().methodParameterRegisters;
//register should be in the format "v123"
int val = Short.parseShort(register.substring(1));
if (register.charAt(0) == 'p') {
val = totalMethodRegisters - methodParameterRegisters + val;
}
if (val >= 2<<8) {
throw new SemanticException(input, "The maximum allowed register in this context is v255");
}
return (short)val;
}
//return an int because java's short is signed
private int parseRegister_short(String register)
throws SemanticException {
int totalMethodRegisters = method_stack.peek().totalMethodRegisters;
int methodParameterRegisters = method_stack.peek().methodParameterRegisters;
//register should be in the format "v12345"
int val = Integer.parseInt(register.substring(1));
if (register.charAt(0) == 'p') {
val = totalMethodRegisters - methodParameterRegisters + val;
}
if (val >= 2<<16) {
throw new SemanticException(input, "The maximum allowed register in this context is v65535");
}
//the parser wouldn't accept a negative register, i.e. v-1, so we don't have to check for val<0;
return val;
}
public String getErrorMessage(RecognitionException e, String[] tokenNames) {
if ( e instanceof SemanticException ) {
return e.getMessage();
} else {
return super.getErrorMessage(e, tokenNames);
}
}
public String getErrorHeader(RecognitionException e) {
return getSourceName()+"["+ e.line+","+e.charPositionInLine+"]";
}
}
smali_file returns[ClassDef classDef]
: ^(I_CLASS_DEF header methods fields annotations)
{
$classDef = dexBuilder.internClassDef($header.classType, $header.accessFlags, $header.superType,
$header.implementsList, $header.sourceSpec, $annotations.annotations, $fields.fields, $methods.methods);
};
catch [Exception ex] {
if (verboseErrors) {
ex.printStackTrace(System.err);
}
reportError(new SemanticException(input, ex));
}
header returns[String classType, int accessFlags, String superType, List<String> implementsList, String sourceSpec]
: class_spec super_spec? implements_list source_spec
{
classType = $class_spec.type;
$classType = classType;
$accessFlags = $class_spec.accessFlags;
$superType = $super_spec.type;
$implementsList = $implements_list.implementsList;
$sourceSpec = $source_spec.source;
};
class_spec returns[String type, int accessFlags]
: CLASS_DESCRIPTOR access_list
{
$type = $CLASS_DESCRIPTOR.text;
$accessFlags = $access_list.value;
};
super_spec returns[String type]
: ^(I_SUPER CLASS_DESCRIPTOR)
{
$type = $CLASS_DESCRIPTOR.text;
};
implements_spec returns[String type]
: ^(I_IMPLEMENTS CLASS_DESCRIPTOR)
{
$type = $CLASS_DESCRIPTOR.text;
};
implements_list returns[List<String> implementsList]
@init { List<String> typeList; }
: {typeList = Lists.newArrayList();}
(implements_spec {typeList.add($implements_spec.type);} )*
{
if (typeList.size() > 0) {
$implementsList = typeList;
} else {
$implementsList = null;
}
};
source_spec returns[String source]
: {$source = null;}
^(I_SOURCE string_literal {$source = $string_literal.value;})
| /*epsilon*/;
access_list returns [int value]
@init
{
$value = 0;
}
: ^(I_ACCESS_LIST
(
ACCESS_SPEC
{
$value |= AccessFlags.getAccessFlag($ACCESS_SPEC.getText()).getValue();
}
)*);
fields returns[List<BuilderField> fields]
@init {$fields = Lists.newArrayList();}
: ^(I_FIELDS
(field
{
$fields.add($field.field);
})*);
methods returns[List<BuilderMethod> methods]
@init {$methods = Lists.newArrayList();}
: ^(I_METHODS
(method
{
$methods.add($method.ret);
})*);
field returns [BuilderField field]
:^(I_FIELD SIMPLE_NAME access_list ^(I_FIELD_TYPE nonvoid_type_descriptor) field_initial_value annotations?)
{
int accessFlags = $access_list.value;
if (!AccessFlags.STATIC.isSet(accessFlags) && $field_initial_value.encodedValue != null) {
throw new SemanticException(input, "Initial field values can only be specified for static fields.");
}
$field = dexBuilder.internField(classType, $SIMPLE_NAME.text, $nonvoid_type_descriptor.type, $access_list.value,
$field_initial_value.encodedValue, $annotations.annotations);
};
field_initial_value returns[EncodedValue encodedValue]
: ^(I_FIELD_INITIAL_VALUE literal) {$encodedValue = $literal.encodedValue;}
| /*epsilon*/;
literal returns[ImmutableEncodedValue encodedValue]
: integer_literal { $encodedValue = new ImmutableIntEncodedValue($integer_literal.value); }
| long_literal { $encodedValue = new ImmutableLongEncodedValue($long_literal.value); }
| short_literal { $encodedValue = new ImmutableShortEncodedValue($short_literal.value); }
| byte_literal { $encodedValue = new ImmutableByteEncodedValue($byte_literal.value); }
| float_literal { $encodedValue = new ImmutableFloatEncodedValue($float_literal.value); }
| double_literal { $encodedValue = new ImmutableDoubleEncodedValue($double_literal.value); }
| char_literal { $encodedValue = new ImmutableCharEncodedValue($char_literal.value); }
| string_literal { $encodedValue = new ImmutableStringEncodedValue($string_literal.value); }
| bool_literal { $encodedValue = ImmutableBooleanEncodedValue.forBoolean($bool_literal.value); }
| NULL_LITERAL { $encodedValue = ImmutableNullEncodedValue.INSTANCE; }
| type_descriptor { $encodedValue = new ImmutableTypeEncodedValue($type_descriptor.type); }
| array_literal { $encodedValue = new ImmutableArrayEncodedValue($array_literal.elements); }
| subannotation { $encodedValue = new ImmutableAnnotationEncodedValue($subannotation.annotationType, $subannotation.elements); }
| field_literal { $encodedValue = new ImmutableFieldEncodedValue($field_literal.value); }
| method_literal { $encodedValue = new ImmutableMethodEncodedValue($method_literal.value); }
| enum_literal { $encodedValue = new ImmutableEnumEncodedValue($enum_literal.value); }
| method_handle_literal { $encodedValue = new ImmutableMethodHandleEncodedValue($method_handle_literal.value); }
| method_prototype { $encodedValue = new ImmutableMethodTypeEncodedValue($method_prototype.proto); };
//everything but string
fixed_64bit_literal_number returns[Number value]
: integer_literal { $value = $integer_literal.value; }
| long_literal { $value = $long_literal.value; }
| short_literal { $value = $short_literal.value; }
| byte_literal { $value = $byte_literal.value; }
| float_literal { $value = Float.floatToRawIntBits($float_literal.value); }
| double_literal { $value = Double.doubleToRawLongBits($double_literal.value); }
| char_literal { $value = (int)$char_literal.value; }
| bool_literal { $value = $bool_literal.value?1:0; };
fixed_64bit_literal returns[long value]
: integer_literal { $value = $integer_literal.value; }
| long_literal { $value = $long_literal.value; }
| short_literal { $value = $short_literal.value; }
| byte_literal { $value = $byte_literal.value; }
| float_literal { $value = Float.floatToRawIntBits($float_literal.value); }
| double_literal { $value = Double.doubleToRawLongBits($double_literal.value); }
| char_literal { $value = $char_literal.value; }
| bool_literal { $value = $bool_literal.value?1:0; };
//everything but string and double
//long is allowed, but it must fit into an int
fixed_32bit_literal returns[int value]
: integer_literal { $value = $integer_literal.value; }
| long_literal { LiteralTools.checkInt($long_literal.value); $value = (int)$long_literal.value; }
| short_literal { $value = $short_literal.value; }
| byte_literal { $value = $byte_literal.value; }
| float_literal { $value = Float.floatToRawIntBits($float_literal.value); }
| char_literal { $value = $char_literal.value; }
| bool_literal { $value = $bool_literal.value?1:0; };
array_elements returns[List<Number> elements]
: {$elements = Lists.newArrayList();}
^(I_ARRAY_ELEMENTS
(fixed_64bit_literal_number
{
$elements.add($fixed_64bit_literal_number.value);
})*);
packed_switch_elements returns[List<Label> elements]
@init {$elements = Lists.newArrayList();}
:
^(I_PACKED_SWITCH_ELEMENTS
(label_ref { $elements.add($label_ref.label); })*
);
sparse_switch_elements returns[List<SwitchLabelElement> elements]
@init {$elements = Lists.newArrayList();}
:
^(I_SPARSE_SWITCH_ELEMENTS
(fixed_32bit_literal label_ref
{
$elements.add(new SwitchLabelElement($fixed_32bit_literal.value, $label_ref.label));
})*
);
method returns[BuilderMethod ret]
scope
{
boolean isStatic;
int totalMethodRegisters;
int methodParameterRegisters;
MethodImplementationBuilder methodBuilder;
}
@init
{
$method::totalMethodRegisters = 0;
$method::methodParameterRegisters = 0;
int accessFlags = 0;
$method::isStatic = false;
}
:
^(I_METHOD
method_name_and_prototype
access_list
{
accessFlags = $access_list.value;
$method::isStatic = AccessFlags.STATIC.isSet(accessFlags);
$method::methodParameterRegisters =
MethodUtil.getParameterRegisterCount($method_name_and_prototype.parameters, $method::isStatic);
}
(
(registers_directive
{
if ($registers_directive.isLocalsDirective) {
$method::totalMethodRegisters = $registers_directive.registers + $method::methodParameterRegisters;
} else {
$method::totalMethodRegisters = $registers_directive.registers;
}
$method::methodBuilder = new MethodImplementationBuilder($method::totalMethodRegisters);
})
|
/* epsilon */
{
$method::methodBuilder = new MethodImplementationBuilder(0);
}
)
ordered_method_items
catches
parameters[$method_name_and_prototype.parameters]
annotations
)
{
MethodImplementation methodImplementation = null;
List<BuilderTryBlock> tryBlocks = $catches.tryBlocks;
boolean isAbstract = false;
boolean isNative = false;
if ((accessFlags & AccessFlags.ABSTRACT.getValue()) != 0) {
isAbstract = true;
} else if ((accessFlags & AccessFlags.NATIVE.getValue()) != 0) {
isNative = true;
}
methodImplementation = $method::methodBuilder.getMethodImplementation();
if (Iterables.isEmpty(methodImplementation.getInstructions())) {
if (!isAbstract && !isNative) {
throw new SemanticException(input, $I_METHOD, "A non-abstract/non-native method must have at least 1 instruction");
}
String methodType;
if (isAbstract) {
methodType = "an abstract";
} else {
methodType = "a native";
}
if ($registers_directive.start != null) {
if ($registers_directive.isLocalsDirective) {
throw new SemanticException(input, $registers_directive.start, "A .locals directive is not valid in \%s method", methodType);
} else {
throw new SemanticException(input, $registers_directive.start, "A .registers directive is not valid in \%s method", methodType);
}
}
if (methodImplementation.getTryBlocks().size() > 0) {
throw new SemanticException(input, $I_METHOD, "try/catch blocks cannot be present in \%s method", methodType);
}
if (!Iterables.isEmpty(methodImplementation.getDebugItems())) {
throw new SemanticException(input, $I_METHOD, "debug directives cannot be present in \%s method", methodType);
}
methodImplementation = null;
} else {
if (isAbstract) {
throw new SemanticException(input, $I_METHOD, "An abstract method cannot have any instructions");
}
if (isNative) {
throw new SemanticException(input, $I_METHOD, "A native method cannot have any instructions");
}
if ($registers_directive.start == null) {
throw new SemanticException(input, $I_METHOD, "A .registers or .locals directive must be present for a non-abstract/non-final method");
}
if ($method::totalMethodRegisters < $method::methodParameterRegisters) {
throw new SemanticException(input, $registers_directive.start, "This method requires at least " +
Integer.toString($method::methodParameterRegisters) +
" registers, for the method parameters");
}
}
$ret = dexBuilder.internMethod(
classType,
$method_name_and_prototype.name,
$method_name_and_prototype.parameters,
$method_name_and_prototype.returnType,
accessFlags,
$annotations.annotations,
methodImplementation);
};
method_prototype returns[ImmutableMethodProtoReference proto]
: ^(I_METHOD_PROTOTYPE ^(I_METHOD_RETURN_TYPE type_descriptor) method_type_list)
{
String returnType = $type_descriptor.type;
List<String> parameters = $method_type_list.types;
$proto = new ImmutableMethodProtoReference(parameters, returnType);
};
method_name_and_prototype returns[String name, List<SmaliMethodParameter> parameters, String returnType]
: SIMPLE_NAME method_prototype
{
$name = $SIMPLE_NAME.text;
$parameters = Lists.newArrayList();
int paramRegister = 0;
for (CharSequence type: $method_prototype.proto.getParameterTypes()) {
$parameters.add(new SmaliMethodParameter(paramRegister++, type.toString()));
char c = type.charAt(0);
if (c == 'D' || c == 'J') {
paramRegister++;
}
}
$returnType = $method_prototype.proto.getReturnType();
};
method_type_list returns[List<String> types]
@init
{
$types = Lists.newArrayList();
}
: (
nonvoid_type_descriptor
{
$types.add($nonvoid_type_descriptor.type);
}
)*;
call_site_reference returns[ImmutableCallSiteReference callSiteReference]
:
^(I_CALL_SITE_REFERENCE call_site_name=SIMPLE_NAME method_name=string_literal method_prototype
call_site_extra_arguments method_reference)
{
String callSiteName = $call_site_name.text;
ImmutableMethodHandleReference methodHandleReference =
new ImmutableMethodHandleReference(MethodHandleType.STATIC_INVOKE,
$method_reference.methodReference);
$callSiteReference = new ImmutableCallSiteReference(
callSiteName, methodHandleReference, $method_name.value, $method_prototype.proto,
$call_site_extra_arguments.extraArguments);
};
method_handle_type returns[int methodHandleType]
: METHOD_HANDLE_TYPE_FIELD | METHOD_HANDLE_TYPE_METHOD {
$methodHandleType = MethodHandleType.getMethodHandleType($text);
};
method_handle_reference returns[ImmutableMethodHandleReference methodHandle]
: method_handle_type (field_reference | method_reference) {
ImmutableReference reference;
if ($field_reference.text != null) {
reference = $field_reference.fieldReference;
} else {
reference = $method_reference.methodReference;
}
$methodHandle = new ImmutableMethodHandleReference($method_handle_type.methodHandleType, reference);
};
method_handle_literal returns[ImmutableMethodHandleReference value]
: (I_ENCODED_METHOD_HANDLE method_handle_reference) {
$value = $method_handle_reference.methodHandle;
};
method_reference returns[ImmutableMethodReference methodReference]
: reference_type_descriptor? SIMPLE_NAME method_prototype
{
String type;
if ($reference_type_descriptor.type == null) {
type = classType;
} else {
type = $reference_type_descriptor.type;
}
$methodReference = new ImmutableMethodReference(type, $SIMPLE_NAME.text,
$method_prototype.proto.getParameterTypes(), $method_prototype.proto.getReturnType());
};
field_reference returns[ImmutableFieldReference fieldReference]
: reference_type_descriptor? SIMPLE_NAME nonvoid_type_descriptor
{
String type;
if ($reference_type_descriptor.type == null) {
type = classType;
} else {
type = $reference_type_descriptor.type;
}
$fieldReference = new ImmutableFieldReference(type, $SIMPLE_NAME.text,
$nonvoid_type_descriptor.type);
};
registers_directive returns[boolean isLocalsDirective, int registers]
: {$registers = 0;}
^(( I_REGISTERS {$isLocalsDirective = false;}
| I_LOCALS {$isLocalsDirective = true;}
)
short_integral_literal {$registers = $short_integral_literal.value & 0xFFFF;}
);
label_def
: ^(I_LABEL SIMPLE_NAME)
{
$method::methodBuilder.addLabel($SIMPLE_NAME.text);
};
catches returns[List<BuilderTryBlock> tryBlocks]
@init {tryBlocks = Lists.newArrayList();}
: ^(I_CATCHES catch_directive* catchall_directive*);
catch_directive
: ^(I_CATCH nonvoid_type_descriptor from=label_ref to=label_ref using=label_ref)
{
$method::methodBuilder.addCatch(dexBuilder.internTypeReference($nonvoid_type_descriptor.type),
$from.label, $to.label, $using.label);
};
catchall_directive
: ^(I_CATCHALL from=label_ref to=label_ref using=label_ref)
{
$method::methodBuilder.addCatch($from.label, $to.label, $using.label);
};
parameters[List<SmaliMethodParameter> parameters]
: ^(I_PARAMETERS (parameter[parameters])*);
parameter[List<SmaliMethodParameter> parameters]
: ^(I_PARAMETER REGISTER string_literal? annotations)
{
final int registerNumber = parseRegister_short($REGISTER.text);
int totalMethodRegisters = $method::totalMethodRegisters;
int methodParameterRegisters = $method::methodParameterRegisters;
if (registerNumber >= totalMethodRegisters) {
throw new SemanticException(input, $I_PARAMETER, "Register \%s is larger than the maximum register v\%d " +
"for this method", $REGISTER.text, totalMethodRegisters-1);
}
final int indexGuess = registerNumber - (totalMethodRegisters - methodParameterRegisters) - ($method::isStatic?0:1);
if (indexGuess < 0) {
throw new SemanticException(input, $I_PARAMETER, "Register \%s is not a parameter register.",
$REGISTER.text);
}
int parameterIndex = LinearSearch.linearSearch(parameters, SmaliMethodParameter.COMPARATOR,
new WithRegister() { public int getRegister() { return indexGuess; } },
indexGuess);
if (parameterIndex < 0) {
throw new SemanticException(input, $I_PARAMETER, "Register \%s is the second half of a wide parameter.",
$REGISTER.text);
}
SmaliMethodParameter methodParameter = parameters.get(parameterIndex);
methodParameter.name = $string_literal.value;
if ($annotations.annotations != null && $annotations.annotations.size() > 0) {
methodParameter.annotations = $annotations.annotations;
}
};
debug_directive
: line
| local
| end_local
| restart_local
| prologue
| epilogue
| source;
line
: ^(I_LINE integral_literal)
{
$method::methodBuilder.addLineNumber($integral_literal.value);
};
local
: ^(I_LOCAL REGISTER ((NULL_LITERAL | name=string_literal) nonvoid_type_descriptor? signature=string_literal?)?)
{
int registerNumber = parseRegister_short($REGISTER.text);
$method::methodBuilder.addStartLocal(registerNumber,
dexBuilder.internNullableStringReference($name.value),
dexBuilder.internNullableTypeReference($nonvoid_type_descriptor.type),
dexBuilder.internNullableStringReference($signature.value));
};
end_local
: ^(I_END_LOCAL REGISTER)
{
int registerNumber = parseRegister_short($REGISTER.text);
$method::methodBuilder.addEndLocal(registerNumber);
};
restart_local
: ^(I_RESTART_LOCAL REGISTER)
{
int registerNumber = parseRegister_short($REGISTER.text);
$method::methodBuilder.addRestartLocal(registerNumber);
};
prologue
: I_PROLOGUE
{
$method::methodBuilder.addPrologue();
};
epilogue
: I_EPILOGUE
{
$method::methodBuilder.addEpilogue();
};
source
: ^(I_SOURCE string_literal?)
{
$method::methodBuilder.addSetSourceFile(dexBuilder.internNullableStringReference($string_literal.value));
};
call_site_extra_arguments returns[List<ImmutableEncodedValue> extraArguments]
: { $extraArguments = Lists.newArrayList(); }
^(I_CALL_SITE_EXTRA_ARGUMENTS (literal { $extraArguments.add($literal.encodedValue); })*);
ordered_method_items
: ^(I_ORDERED_METHOD_ITEMS (label_def | instruction | debug_directive)*);
label_ref returns[Label label]
: SIMPLE_NAME { $label = $method::methodBuilder.getLabel($SIMPLE_NAME.text); };
register_list returns[byte[\] registers, byte registerCount]
@init
{
$registers = new byte[5];
$registerCount = 0;
}
: ^(I_REGISTER_LIST
(REGISTER
{
if ($registerCount == 5) {
throw new SemanticException(input, $I_REGISTER_LIST, "A list of registers can only have a maximum of 5 " +
"registers. Use the <op>/range alternate opcode instead.");
}
$registers[$registerCount++] = parseRegister_nibble($REGISTER.text);
})*);
register_range returns[int startRegister, int endRegister]
: ^(I_REGISTER_RANGE (startReg=REGISTER endReg=REGISTER?)?)
{
if ($startReg == null) {
$startRegister = 0;
$endRegister = -1;
} else {
$startRegister = parseRegister_short($startReg.text);
if ($endReg == null) {
$endRegister = $startRegister;
} else {
$endRegister = parseRegister_short($endReg.text);
}
int registerCount = $endRegister-$startRegister+1;
if (registerCount < 1) {
throw new SemanticException(input, $I_REGISTER_RANGE, "A register range must have the lower register listed first");
}
}
};
verification_error_reference returns[ImmutableReference reference]
: CLASS_DESCRIPTOR
{
$reference = new ImmutableTypeReference($CLASS_DESCRIPTOR.text);
}
| field_reference
{
$reference = $field_reference.fieldReference;
}
| method_reference
{
$reference = $method_reference.methodReference;
};
verification_error_type returns[int verificationError]
: VERIFICATION_ERROR_TYPE
{
$verificationError = VerificationError.getVerificationError($VERIFICATION_ERROR_TYPE.text);
};
instruction
: insn_format10t
| insn_format10x
| insn_format11n
| insn_format11x
| insn_format12x
| insn_format20bc
| insn_format20t
| insn_format21c_field
| insn_format21c_string
| insn_format21c_type
| insn_format21ih
| insn_format21lh
| insn_format21s
| insn_format21t
| insn_format22b
| insn_format22c_field
| insn_format22c_type
| insn_format22s
| insn_format22t
| insn_format22x
| insn_format23x
| insn_format30t
| insn_format31c
| insn_format31i
| insn_format31t
| insn_format32x
| insn_format35c_call_site
| insn_format35c_method
| insn_format35c_type
| insn_format3rc_call_site
| insn_format3rc_method
| insn_format3rc_type
| insn_format45cc_method
| insn_format4rcc_method
| insn_format51l_type
| insn_array_data_directive
| insn_packed_switch_directive
| insn_sparse_switch_directive;
catch [Exception ex] {
reportError(new SemanticException(input, $start, ex.getMessage()));
recover(input, null);
}
insn_format10t
: //e.g. goto endloop:
^(I_STATEMENT_FORMAT10t INSTRUCTION_FORMAT10t label_ref)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT10t.text);
$method::methodBuilder.addInstruction(new BuilderInstruction10t(opcode, $label_ref.label));
};
insn_format10x
: //e.g. return
^(I_STATEMENT_FORMAT10x INSTRUCTION_FORMAT10x)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT10x.text);
$method::methodBuilder.addInstruction(new BuilderInstruction10x(opcode));
};
insn_format11n
: //e.g. const/4 v0, 5
^(I_STATEMENT_FORMAT11n INSTRUCTION_FORMAT11n REGISTER short_integral_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT11n.text);
byte regA = parseRegister_nibble($REGISTER.text);
short litB = $short_integral_literal.value;
LiteralTools.checkNibble(litB);
$method::methodBuilder.addInstruction(new BuilderInstruction11n(opcode, regA, litB));
};
insn_format11x
: //e.g. move-result-object v1
^(I_STATEMENT_FORMAT11x INSTRUCTION_FORMAT11x REGISTER)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT11x.text);
short regA = parseRegister_byte($REGISTER.text);
$method::methodBuilder.addInstruction(new BuilderInstruction11x(opcode, regA));
};
insn_format12x
: //e.g. move v1 v2
^(I_STATEMENT_FORMAT12x INSTRUCTION_FORMAT12x registerA=REGISTER registerB=REGISTER)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT12x.text);
byte regA = parseRegister_nibble($registerA.text);
byte regB = parseRegister_nibble($registerB.text);
$method::methodBuilder.addInstruction(new BuilderInstruction12x(opcode, regA, regB));
};
insn_format20bc
: //e.g. throw-verification-error generic-error, Lsome/class;
^(I_STATEMENT_FORMAT20bc INSTRUCTION_FORMAT20bc verification_error_type verification_error_reference)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT20bc.text);
int verificationError = $verification_error_type.verificationError;
ImmutableReference referencedItem = $verification_error_reference.reference;
$method::methodBuilder.addInstruction(new BuilderInstruction20bc(opcode, verificationError,
dexBuilder.internReference(referencedItem)));
};
insn_format20t
: //e.g. goto/16 endloop:
^(I_STATEMENT_FORMAT20t INSTRUCTION_FORMAT20t label_ref)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT20t.text);
$method::methodBuilder.addInstruction(new BuilderInstruction20t(opcode, $label_ref.label));
};
insn_format21c_field
: //e.g. sget_object v0, java/lang/System/out LJava/io/PrintStream;
^(I_STATEMENT_FORMAT21c_FIELD inst=(INSTRUCTION_FORMAT21c_FIELD | INSTRUCTION_FORMAT21c_FIELD_ODEX) REGISTER field_reference)
{
Opcode opcode = opcodes.getOpcodeByName($inst.text);
short regA = parseRegister_byte($REGISTER.text);
ImmutableFieldReference fieldReference = $field_reference.fieldReference;
$method::methodBuilder.addInstruction(new BuilderInstruction21c(opcode, regA,
dexBuilder.internFieldReference(fieldReference)));
};
insn_format21c_string
: //e.g. const-string v1, "Hello World!"
^(I_STATEMENT_FORMAT21c_STRING INSTRUCTION_FORMAT21c_STRING REGISTER string_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT21c_STRING.text);
short regA = parseRegister_byte($REGISTER.text);
$method::methodBuilder.addInstruction(new BuilderInstruction21c(opcode, regA,
dexBuilder.internStringReference($string_literal.value)));
};
insn_format21c_type
: //e.g. const-class v2, org/jf/HelloWorld2/HelloWorld2
^(I_STATEMENT_FORMAT21c_TYPE INSTRUCTION_FORMAT21c_TYPE REGISTER nonvoid_type_descriptor)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT21c_TYPE.text);
short regA = parseRegister_byte($REGISTER.text);
$method::methodBuilder.addInstruction(new BuilderInstruction21c(opcode, regA,
dexBuilder.internTypeReference($nonvoid_type_descriptor.type)));
};
insn_format21ih
: //e.g. const/high16 v1, 1234
^(I_STATEMENT_FORMAT21ih INSTRUCTION_FORMAT21ih REGISTER fixed_32bit_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT21ih.text);
short regA = parseRegister_byte($REGISTER.text);
int litB = $fixed_32bit_literal.value;
$method::methodBuilder.addInstruction(new BuilderInstruction21ih(opcode, regA, litB));
};
insn_format21lh
: //e.g. const-wide/high16 v1, 1234
^(I_STATEMENT_FORMAT21lh INSTRUCTION_FORMAT21lh REGISTER fixed_64bit_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT21lh.text);
short regA = parseRegister_byte($REGISTER.text);
long litB = $fixed_64bit_literal.value;
$method::methodBuilder.addInstruction(new BuilderInstruction21lh(opcode, regA, litB));
};
insn_format21s
: //e.g. const/16 v1, 1234
^(I_STATEMENT_FORMAT21s INSTRUCTION_FORMAT21s REGISTER short_integral_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT21s.text);
short regA = parseRegister_byte($REGISTER.text);
short litB = $short_integral_literal.value;
$method::methodBuilder.addInstruction(new BuilderInstruction21s(opcode, regA, litB));
};
insn_format21t
: //e.g. if-eqz v0, endloop:
^(I_STATEMENT_FORMAT21t INSTRUCTION_FORMAT21t REGISTER label_ref)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT21t.text);
short regA = parseRegister_byte($REGISTER.text);
$method::methodBuilder.addInstruction(new BuilderInstruction21t(opcode, regA, $label_ref.label));
};
insn_format22b
: //e.g. add-int v0, v1, 123
^(I_STATEMENT_FORMAT22b INSTRUCTION_FORMAT22b registerA=REGISTER registerB=REGISTER short_integral_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT22b.text);
short regA = parseRegister_byte($registerA.text);
short regB = parseRegister_byte($registerB.text);
short litC = $short_integral_literal.value;
LiteralTools.checkByte(litC);
$method::methodBuilder.addInstruction(new BuilderInstruction22b(opcode, regA, regB, litC));
};
insn_format22c_field
: //e.g. iput-object v1, v0, org/jf/HelloWorld2/HelloWorld2.helloWorld Ljava/lang/String;
^(I_STATEMENT_FORMAT22c_FIELD inst=(INSTRUCTION_FORMAT22c_FIELD | INSTRUCTION_FORMAT22c_FIELD_ODEX) registerA=REGISTER registerB=REGISTER field_reference)
{
Opcode opcode = opcodes.getOpcodeByName($inst.text);
byte regA = parseRegister_nibble($registerA.text);
byte regB = parseRegister_nibble($registerB.text);
ImmutableFieldReference fieldReference = $field_reference.fieldReference;
$method::methodBuilder.addInstruction(new BuilderInstruction22c(opcode, regA, regB,
dexBuilder.internFieldReference(fieldReference)));
};
insn_format22c_type
: //e.g. instance-of v0, v1, Ljava/lang/String;
^(I_STATEMENT_FORMAT22c_TYPE INSTRUCTION_FORMAT22c_TYPE registerA=REGISTER registerB=REGISTER nonvoid_type_descriptor)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT22c_TYPE.text);
byte regA = parseRegister_nibble($registerA.text);
byte regB = parseRegister_nibble($registerB.text);
$method::methodBuilder.addInstruction(new BuilderInstruction22c(opcode, regA, regB,
dexBuilder.internTypeReference($nonvoid_type_descriptor.type)));
};
insn_format22s
: //e.g. add-int/lit16 v0, v1, 12345
^(I_STATEMENT_FORMAT22s INSTRUCTION_FORMAT22s registerA=REGISTER registerB=REGISTER short_integral_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT22s.text);
byte regA = parseRegister_nibble($registerA.text);
byte regB = parseRegister_nibble($registerB.text);
short litC = $short_integral_literal.value;
$method::methodBuilder.addInstruction(new BuilderInstruction22s(opcode, regA, regB, litC));
};
insn_format22t
: //e.g. if-eq v0, v1, endloop:
^(I_STATEMENT_FORMAT22t INSTRUCTION_FORMAT22t registerA=REGISTER registerB=REGISTER label_ref)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT22t.text);
byte regA = parseRegister_nibble($registerA.text);
byte regB = parseRegister_nibble($registerB.text);
$method::methodBuilder.addInstruction(new BuilderInstruction22t(opcode, regA, regB, $label_ref.label));
};
insn_format22x
: //e.g. move/from16 v1, v1234
^(I_STATEMENT_FORMAT22x INSTRUCTION_FORMAT22x registerA=REGISTER registerB=REGISTER)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT22x.text);
short regA = parseRegister_byte($registerA.text);
int regB = parseRegister_short($registerB.text);
$method::methodBuilder.addInstruction(new BuilderInstruction22x(opcode, regA, regB));
};
insn_format23x
: //e.g. add-int v1, v2, v3
^(I_STATEMENT_FORMAT23x INSTRUCTION_FORMAT23x registerA=REGISTER registerB=REGISTER registerC=REGISTER)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT23x.text);
short regA = parseRegister_byte($registerA.text);
short regB = parseRegister_byte($registerB.text);
short regC = parseRegister_byte($registerC.text);
$method::methodBuilder.addInstruction(new BuilderInstruction23x(opcode, regA, regB, regC));
};
insn_format30t
: //e.g. goto/32 endloop:
^(I_STATEMENT_FORMAT30t INSTRUCTION_FORMAT30t label_ref)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT30t.text);
$method::methodBuilder.addInstruction(new BuilderInstruction30t(opcode, $label_ref.label));
};
insn_format31c
: //e.g. const-string/jumbo v1 "Hello World!"
^(I_STATEMENT_FORMAT31c INSTRUCTION_FORMAT31c REGISTER string_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT31c.text);
short regA = parseRegister_byte($REGISTER.text);
$method::methodBuilder.addInstruction(new BuilderInstruction31c(opcode, regA,
dexBuilder.internStringReference($string_literal.value)));
};
insn_format31i
: //e.g. const v0, 123456
^(I_STATEMENT_FORMAT31i INSTRUCTION_FORMAT31i REGISTER fixed_32bit_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT31i.text);
short regA = parseRegister_byte($REGISTER.text);
int litB = $fixed_32bit_literal.value;
$method::methodBuilder.addInstruction(new BuilderInstruction31i(opcode, regA, litB));
};
insn_format31t
: //e.g. fill-array-data v0, ArrayData:
^(I_STATEMENT_FORMAT31t INSTRUCTION_FORMAT31t REGISTER label_ref)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT31t.text);
short regA = parseRegister_byte($REGISTER.text);
$method::methodBuilder.addInstruction(new BuilderInstruction31t(opcode, regA, $label_ref.label));
};
insn_format32x
: //e.g. move/16 v5678, v1234
^(I_STATEMENT_FORMAT32x INSTRUCTION_FORMAT32x registerA=REGISTER registerB=REGISTER)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT32x.text);
int regA = parseRegister_short($registerA.text);
int regB = parseRegister_short($registerB.text);
$method::methodBuilder.addInstruction(new BuilderInstruction32x(opcode, regA, regB));
};
insn_format35c_call_site
: //e.g. invoke-custom {v0, v1}, call_site_name
// OR invoke-custom {v0, v1}, {"doSomething", (LCustom;Ljava/lang/String;)Ljava/lang/String;, "just testing"}, BootstrapLinker;->normalLink(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/Object;)Ljava/lang/invoke/CallSite;
^(I_STATEMENT_FORMAT35c_CALL_SITE INSTRUCTION_FORMAT35c_CALL_SITE register_list call_site_reference)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT35c_CALL_SITE.text);
//this depends on the fact that register_list returns a byte[5]
byte[] registers = $register_list.registers;
byte registerCount = $register_list.registerCount;
ImmutableCallSiteReference callSiteReference = $call_site_reference.callSiteReference;
$method::methodBuilder.addInstruction(new BuilderInstruction35c(opcode, registerCount, registers[0],
registers[1], registers[2], registers[3], registers[4], dexBuilder.internCallSite(callSiteReference)));
};
insn_format35c_method
: //e.g. invoke-virtual {v0,v1} java/io/PrintStream/print(Ljava/lang/Stream;)V
^(I_STATEMENT_FORMAT35c_METHOD INSTRUCTION_FORMAT35c_METHOD register_list method_reference)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT35c_METHOD.text);
//this depends on the fact that register_list returns a byte[5]
byte[] registers = $register_list.registers;
byte registerCount = $register_list.registerCount;
ImmutableMethodReference methodReference = $method_reference.methodReference;
$method::methodBuilder.addInstruction(new BuilderInstruction35c(opcode, registerCount, registers[0], registers[1],
registers[2], registers[3], registers[4], dexBuilder.internMethodReference(methodReference)));
};
insn_format35c_type
: //e.g. filled-new-array {v0,v1}, I
^(I_STATEMENT_FORMAT35c_TYPE INSTRUCTION_FORMAT35c_TYPE register_list nonvoid_type_descriptor)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT35c_TYPE.text);
//this depends on the fact that register_list returns a byte[5]
byte[] registers = $register_list.registers;
byte registerCount = $register_list.registerCount;
$method::methodBuilder.addInstruction(new BuilderInstruction35c(opcode, registerCount, registers[0], registers[1],
registers[2], registers[3], registers[4], dexBuilder.internTypeReference($nonvoid_type_descriptor.type)));
};
insn_format3rc_call_site
: //e.g. invoke-custom/range {v0 .. v1}, call_site_name
// OR invoke-custom/range {v0 .. v1}, {"doSomething", (LCustom;Ljava/lang/String;)Ljava/lang/String;, "just testing"}, BootstrapLinker;->normalLink(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/Object;)Ljava/lang/invoke/CallSite;
^(I_STATEMENT_FORMAT3rc_CALL_SITE INSTRUCTION_FORMAT3rc_CALL_SITE register_range call_site_reference)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT3rc_CALL_SITE.text);
int startRegister = $register_range.startRegister;
int endRegister = $register_range.endRegister;
int registerCount = endRegister - startRegister + 1;
ImmutableCallSiteReference callSiteReference = $call_site_reference.callSiteReference;
$method::methodBuilder.addInstruction(new BuilderInstruction3rc(opcode, startRegister, registerCount,
dexBuilder.internCallSite(callSiteReference)));
};
insn_format3rc_method
: //e.g. invoke-virtual/range {v25..v26} java/lang/StringBuilder/append(Ljava/lang/String;)Ljava/lang/StringBuilder;
^(I_STATEMENT_FORMAT3rc_METHOD INSTRUCTION_FORMAT3rc_METHOD register_range method_reference)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT3rc_METHOD.text);
int startRegister = $register_range.startRegister;
int endRegister = $register_range.endRegister;
int registerCount = endRegister-startRegister+1;
ImmutableMethodReference methodReference = $method_reference.methodReference;
$method::methodBuilder.addInstruction(new BuilderInstruction3rc(opcode, startRegister, registerCount,
dexBuilder.internMethodReference(methodReference)));
};
insn_format3rc_type
: //e.g. filled-new-array/range {v0..v6} I
^(I_STATEMENT_FORMAT3rc_TYPE INSTRUCTION_FORMAT3rc_TYPE register_range nonvoid_type_descriptor)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT3rc_TYPE.text);
int startRegister = $register_range.startRegister;
int endRegister = $register_range.endRegister;
int registerCount = endRegister-startRegister+1;
$method::methodBuilder.addInstruction(new BuilderInstruction3rc(opcode, startRegister, registerCount,
dexBuilder.internTypeReference($nonvoid_type_descriptor.type)));
};
insn_format45cc_method
: //e.g. invoke-polymorphic {v0, v1}, java/lang/invoke/MethodHandle;->invoke([Ljava/lang/Object;)Ljava/lang/Object;, (I)J
^(I_STATEMENT_FORMAT45cc_METHOD INSTRUCTION_FORMAT45cc_METHOD register_list method_reference method_prototype)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT45cc_METHOD.text);
//this depends on the fact that register_list returns a byte[5]
byte[] registers = $register_list.registers;
byte registerCount = $register_list.registerCount;
ImmutableMethodReference methodReference = $method_reference.methodReference;
$method::methodBuilder.addInstruction(new BuilderInstruction45cc(opcode, registerCount, registers[0], registers[1],
registers[2], registers[3], registers[4],
dexBuilder.internMethodReference(methodReference),
dexBuilder.internMethodProtoReference($method_prototype.proto)));
};
insn_format4rcc_method
: //e.g. invoke-polymorphic {v0..v1}, java/lang/invoke/MethodHandle;->invoke([Ljava/lang/Object;)Ljava/lang/Object;, (I)J
^(I_STATEMENT_FORMAT4rcc_METHOD INSTRUCTION_FORMAT4rcc_METHOD register_range method_reference method_prototype)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT4rcc_METHOD.text);
int startRegister = $register_range.startRegister;
int endRegister = $register_range.endRegister;
int registerCount = endRegister-startRegister+1;
ImmutableMethodReference methodReference = $method_reference.methodReference;
$method::methodBuilder.addInstruction(new BuilderInstruction4rcc(opcode, startRegister, registerCount,
dexBuilder.internMethodReference(methodReference),
dexBuilder.internMethodProtoReference($method_prototype.proto)));
};
insn_format51l_type
: //e.g. const-wide v0, 5000000000L
^(I_STATEMENT_FORMAT51l INSTRUCTION_FORMAT51l REGISTER fixed_64bit_literal)
{
Opcode opcode = opcodes.getOpcodeByName($INSTRUCTION_FORMAT51l.text);
short regA = parseRegister_byte($REGISTER.text);
long litB = $fixed_64bit_literal.value;
$method::methodBuilder.addInstruction(new BuilderInstruction51l(opcode, regA, litB));
};
insn_array_data_directive
: //e.g. .array-data 4 1000000 .end array-data
^(I_STATEMENT_ARRAY_DATA ^(I_ARRAY_ELEMENT_SIZE short_integral_literal) array_elements)
{
int elementWidth = $short_integral_literal.value;
List<Number> elements = $array_elements.elements;
$method::methodBuilder.addInstruction(new BuilderArrayPayload(elementWidth, $array_elements.elements));
};
insn_packed_switch_directive
:
^(I_STATEMENT_PACKED_SWITCH ^(I_PACKED_SWITCH_START_KEY fixed_32bit_literal) packed_switch_elements)
{
int startKey = $fixed_32bit_literal.value;
$method::methodBuilder.addInstruction(new BuilderPackedSwitchPayload(startKey,
$packed_switch_elements.elements));
};
insn_sparse_switch_directive
:
^(I_STATEMENT_SPARSE_SWITCH sparse_switch_elements)
{
$method::methodBuilder.addInstruction(new BuilderSparseSwitchPayload($sparse_switch_elements.elements));
};
array_descriptor returns [String type]
: ARRAY_TYPE_PREFIX ( PRIMITIVE_TYPE { $type = $ARRAY_TYPE_PREFIX.text + $PRIMITIVE_TYPE.text; }
| CLASS_DESCRIPTOR { $type = $ARRAY_TYPE_PREFIX.text + $CLASS_DESCRIPTOR.text; });
nonvoid_type_descriptor returns [String type]
: (PRIMITIVE_TYPE { $type = $text; }
| CLASS_DESCRIPTOR { $type = $text; }
| array_descriptor { $type = $array_descriptor.type; })
;
reference_type_descriptor returns [String type]
: (CLASS_DESCRIPTOR { $type = $text; }
| array_descriptor { $type = $array_descriptor.type; })
;
type_descriptor returns [String type]
: VOID_TYPE {$type = "V";}
| nonvoid_type_descriptor {$type = $nonvoid_type_descriptor.type;}
;
short_integral_literal returns[short value]
: long_literal
{
LiteralTools.checkShort($long_literal.value);
$value = (short)$long_literal.value;
}
| integer_literal
{
LiteralTools.checkShort($integer_literal.value);
$value = (short)$integer_literal.value;
}
| short_literal {$value = $short_literal.value;}
| char_literal {$value = (short)$char_literal.value;}
| byte_literal {$value = $byte_literal.value;};
integral_literal returns[int value]
: long_literal
{
LiteralTools.checkInt($long_literal.value);
$value = (int)$long_literal.value;
}
| integer_literal {$value = $integer_literal.value;}
| short_literal {$value = $short_literal.value;}
| byte_literal {$value = $byte_literal.value;};
integer_literal returns[int value]
: INTEGER_LITERAL { $value = LiteralTools.parseInt($INTEGER_LITERAL.text); };
long_literal returns[long value]
: LONG_LITERAL { $value = LiteralTools.parseLong($LONG_LITERAL.text); };
short_literal returns[short value]
: SHORT_LITERAL { $value = LiteralTools.parseShort($SHORT_LITERAL.text); };
byte_literal returns[byte value]
: BYTE_LITERAL { $value = LiteralTools.parseByte($BYTE_LITERAL.text); };
float_literal returns[float value]
: FLOAT_LITERAL { $value = LiteralTools.parseFloat($FLOAT_LITERAL.text); };
double_literal returns[double value]
: DOUBLE_LITERAL { $value = LiteralTools.parseDouble($DOUBLE_LITERAL.text); };
char_literal returns[char value]
: CHAR_LITERAL { $value = $CHAR_LITERAL.text.charAt(1); };
string_literal returns[String value]
: STRING_LITERAL
{
$value = $STRING_LITERAL.text;
$value = $value.substring(1,$value.length()-1);
};
bool_literal returns[boolean value]
: BOOL_LITERAL { $value = Boolean.parseBoolean($BOOL_LITERAL.text); };
array_literal returns[List<EncodedValue> elements]
: {$elements = Lists.newArrayList();}
^(I_ENCODED_ARRAY (literal {$elements.add($literal.encodedValue);})*);
annotations returns[Set<Annotation> annotations]
: {HashMap<String, Annotation> annotationMap = Maps.newHashMap();}
^(I_ANNOTATIONS (annotation
{
Annotation anno = $annotation.annotation;
Annotation old = annotationMap.put(anno.getType(), anno);
if (old != null) {
throw new SemanticException(input, "Multiple annotations of type \%s", anno.getType());
}
})*)
{
$annotations = ImmutableSet.copyOf(annotationMap.values());
};
annotation returns[Annotation annotation]
: ^(I_ANNOTATION ANNOTATION_VISIBILITY subannotation)
{
int visibility = AnnotationVisibility.getVisibility($ANNOTATION_VISIBILITY.text);
$annotation = new ImmutableAnnotation(visibility, $subannotation.annotationType, $subannotation.elements);
};
annotation_element returns[AnnotationElement element]
: ^(I_ANNOTATION_ELEMENT SIMPLE_NAME literal)
{
$element = new ImmutableAnnotationElement($SIMPLE_NAME.text, $literal.encodedValue);
};
subannotation returns[String annotationType, List<AnnotationElement> elements]
: {ArrayList<AnnotationElement> elements = Lists.newArrayList();}
^(I_SUBANNOTATION
CLASS_DESCRIPTOR
(annotation_element
{
elements.add($annotation_element.element);
})*
)
{
$annotationType = $CLASS_DESCRIPTOR.text;
$elements = elements;
};
field_literal returns[ImmutableFieldReference value]
: ^(I_ENCODED_FIELD field_reference)
{
$value = $field_reference.fieldReference;
};
method_literal returns[ImmutableMethodReference value]
: ^(I_ENCODED_METHOD method_reference)
{
$value = $method_reference.methodReference;
};
enum_literal returns[ImmutableFieldReference value]
: ^(I_ENCODED_ENUM field_reference)
{
$value = $field_reference.fieldReference;
};
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