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Performance Improvement for the CPreprocessor, avoid calling some methods on IIndexMacros.

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This commit is contained in:
Markus Schorn 2007-11-13 15:14:35 +00:00
parent 617af77992
commit 880c51737f
6 changed files with 56 additions and 34 deletions
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35
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/scanner/LocationMapTests.java
View file

@ -50,6 +50,35 @@ import org.eclipse.cdt.internal.core.parser.scanner.ImageLocationInfo;
import org.eclipse.cdt.internal.core.parser.scanner.LocationMap;
public class LocationMapTests extends BaseTestCase {
public class Loc implements IASTFileLocation {
private String fFile;
private int fOffset;
private int fEndOffset;
public Loc(String file, int offset, int endOffset) {
fFile= file;
fOffset= offset;
fEndOffset= endOffset;
}
public int getEndingLineNumber() {
return 0;
}
public String getFileName() {
return fFile;
}
public int getNodeLength() {
return fEndOffset-fOffset;
}
public int getNodeOffset() {
return fOffset;
}
public int getStartingLineNumber() {
return 0;
}
public IASTFileLocation asFileLocation() {
return this;
}
}
private static final String FN = "filename";
private static final int ROLE_DEFINITION = IASTNameOwner.r_definition;
private static final int ROLE_UNCLEAR = IASTNameOwner.r_unclear;
@ -419,8 +448,8 @@ public class LocationMapTests extends BaseTestCase {
final String[] params = new String[]{"p1", "p2"};
IMacroBinding macro2= new TestMacro("n2", "exp2", params);
init(DIGITS);
fLocationMap.registerMacroFromIndex(macro1, "fidx1", 0, 0, 0);
fLocationMap.registerMacroFromIndex(macro2, "fidx2", 1, 4, 8);
fLocationMap.registerMacroFromIndex(macro1, new Loc("fidx1", 0, 0), 0);
fLocationMap.registerMacroFromIndex(macro2, new Loc("fidx2", 1, 4), 8);
IASTPreprocessorMacroDefinition[] prep= fLocationMap.getBuiltinMacroDefinitions();
assertEquals(2, prep.length);
checkMacroDefinition(prep[0], macro1, "", "n1", "n1", "exp1", null, "fidx1", -1, 0, 0, 0, 0);
@ -447,7 +476,7 @@ public class LocationMapTests extends BaseTestCase {
assertEquals(1, fLocationMap.getCurrentLineNumber('\n'));
assertEquals(2, fLocationMap.getCurrentLineNumber('\n'+1));
fLocationMap.registerPredefinedMacro(macro1);
fLocationMap.registerMacroFromIndex(macro2, "ifile", 2, 12, 32);
fLocationMap.registerMacroFromIndex(macro2, new Loc("ifile", 2, 12), 32);
fLocationMap.encounterPoundDefine(3, 13, 33, 63, 103, macro3);
IASTName name1= fLocationMap.encounterImplicitMacroExpansion(macro1, null);
IASTName name2= fLocationMap.encounterImplicitMacroExpansion(macro2, null);

11
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner/ASTPreprocessorName.java
View file

@ -79,16 +79,11 @@ class ASTPreprocessorDefinition extends ASTPreprocessorName {
class ASTBuiltinName extends ASTPreprocessorDefinition {
private final ASTFileLocationForBuiltins fFileLocation;
private final IASTFileLocation fFileLocation;
public ASTBuiltinName(IASTNode parent, ASTNodeProperty property, String filename, int nameOffset, int nameEndOffset, char[] name, IBinding binding) {
public ASTBuiltinName(IASTNode parent, ASTNodeProperty property, IASTFileLocation floc, char[] name, IBinding binding) {
super(parent, property, -1, -1, name, binding);
if (filename != null) {
fFileLocation= new ASTFileLocationForBuiltins(filename, nameOffset, nameEndOffset-nameOffset);
}
else {
fFileLocation= null;
}
fFileLocation= floc;
}
public boolean contains(IASTNode node) {

18
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner/ASTPreprocessorNode.java
View file

@ -266,7 +266,7 @@ class ASTInclusionStatement extends ASTPreprocessorNode implements IASTPreproces
}
}
class ASTMacro extends ASTPreprocessorNode implements IASTPreprocessorObjectStyleMacroDefinition {
class ASTObjectStyleMacroDefinition extends ASTPreprocessorNode implements IASTPreprocessorObjectStyleMacroDefinition {
private final ASTPreprocessorName fName;
private final int fExpansionNumber;
private final int fExpansionOffset;
@ -274,7 +274,7 @@ class ASTMacro extends ASTPreprocessorNode implements IASTPreprocessorObjectStyl
/**
* Regular constructor.
*/
public ASTMacro(IASTTranslationUnit parent, IMacroBinding macro,
public ASTObjectStyleMacroDefinition(IASTTranslationUnit parent, IMacroBinding macro,
int startNumber, int nameNumber, int nameEndNumber, int expansionNumber, int endNumber) {
super(parent, IASTTranslationUnit.PREPROCESSOR_STATEMENT, startNumber, endNumber);
fExpansionNumber= expansionNumber;
@ -286,9 +286,9 @@ class ASTMacro extends ASTPreprocessorNode implements IASTPreprocessorObjectStyl
* Constructor for built-in macros
* @param expansionOffset
*/
public ASTMacro(IASTTranslationUnit parent, IMacroBinding macro, String filename, int nameOffset, int nameEndOffset, int expansionOffset) {
public ASTObjectStyleMacroDefinition(IASTTranslationUnit parent, IMacroBinding macro, IASTFileLocation floc, int expansionOffset) {
super(parent, IASTTranslationUnit.PREPROCESSOR_STATEMENT, -1, -1);
fName= new ASTBuiltinName(this, IASTPreprocessorMacroDefinition.MACRO_NAME, filename, nameOffset, nameEndOffset, macro.getNameCharArray(), macro);
fName= new ASTBuiltinName(this, IASTPreprocessorMacroDefinition.MACRO_NAME, floc, macro.getNameCharArray(), macro);
fExpansionNumber= -1;
fExpansionOffset= expansionOffset;
}
@ -356,11 +356,11 @@ class ASTMacroParameter extends ASTPreprocessorNode implements IASTFunctionStyle
public void setParameter(String value) {assert false;}
}
class ASTFunctionMacro extends ASTMacro implements IASTPreprocessorFunctionStyleMacroDefinition {
class ASTFunctionStyleMacroDefinition extends ASTObjectStyleMacroDefinition implements IASTPreprocessorFunctionStyleMacroDefinition {
/**
* Regular constructor.
*/
public ASTFunctionMacro(IASTTranslationUnit parent, IMacroBinding macro,
public ASTFunctionStyleMacroDefinition(IASTTranslationUnit parent, IMacroBinding macro,
int startNumber, int nameNumber, int nameEndNumber, int expansionNumber, int endNumber) {
super(parent, macro, startNumber, nameNumber, nameEndNumber, expansionNumber, endNumber);
}
@ -368,9 +368,9 @@ class ASTFunctionMacro extends ASTMacro implements IASTPreprocessorFunctionStyle
/**
* Constructor for builtins
*/
public ASTFunctionMacro(IASTTranslationUnit parent, IMacroBinding macro,
String filename, int nameOffset, int nameEndOffset, int expansionOffset) {
super(parent, macro, filename, nameOffset, nameEndOffset, expansionOffset);
public ASTFunctionStyleMacroDefinition(IASTTranslationUnit parent, IMacroBinding macro,
IASTFileLocation nameLoc, int expansionOffset) {
super(parent, macro, nameLoc, expansionOffset);
}
public IASTFunctionStyleMacroParameter[] getParameters() {

4
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner/CPreprocessor.java
View file

@ -817,9 +817,7 @@ public class CPreprocessor implements ILexerLog, IScanner {
try {
PreprocessorMacro result= fMacroDefinitionParser.parseMacroDefinition(macro.getName(), macro.getParameterList(), macro.getExpansion());
final IASTFileLocation loc= macro.getFileLocation();
int offset= loc.getNodeOffset();
int endOffset= offset + loc.getNodeLength();
fLocationMap.registerMacroFromIndex(result, loc.getFileName(), offset, endOffset, -1);
fLocationMap.registerMacroFromIndex(result, loc, -1);
fMacroDictionary.put(result.getNameCharArray(), result);
}
catch (Exception e) {

18
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner/LocationMap.java
View file

@ -59,20 +59,20 @@ public class LocationMap implements ILocationResolver {
public void registerPredefinedMacro(IMacroBinding macro) {
registerPredefinedMacro(macro, null, -1, -1, -1);
registerPredefinedMacro(macro, null, -1);
}
public void registerMacroFromIndex(IMacroBinding macro, String filename, int nameOffset, int nameEndOffset, int expansionOffset) {
registerPredefinedMacro(macro, filename, nameOffset, nameEndOffset, expansionOffset);
public void registerMacroFromIndex(IMacroBinding macro, IASTFileLocation nameLocation, int expansionOffset) {
registerPredefinedMacro(macro, nameLocation, expansionOffset);
}
private void registerPredefinedMacro(IMacroBinding macro, String filename, int nameOffset, int nameEndOffset, int expansionOffset) {
ASTMacro astmacro;
private void registerPredefinedMacro(IMacroBinding macro, IASTFileLocation nameloc, int expansionOffset) {
ASTObjectStyleMacroDefinition astmacro;
if (macro.isFunctionStyle()) {
astmacro= new ASTFunctionMacro(fTranslationUnit, macro, filename, nameOffset, nameEndOffset, expansionOffset);
astmacro= new ASTFunctionStyleMacroDefinition(fTranslationUnit, macro, nameloc, expansionOffset);
}
else {
astmacro= new ASTMacro(fTranslationUnit, macro, filename, nameOffset, nameEndOffset, expansionOffset);
astmacro= new ASTObjectStyleMacroDefinition(fTranslationUnit, macro, nameloc, expansionOffset);
}
fBuiltinMacros.add(astmacro);
}
@ -294,10 +294,10 @@ public class LocationMap implements ILocationResolver {
endOffset= getSequenceNumberForOffset(endOffset);
ASTPreprocessorNode astMacro;
if (!macrodef.isFunctionStyle()) {
astMacro= new ASTMacro(fTranslationUnit, macrodef, startOffset, nameOffset, nameEndOffset, expansionOffset, endOffset);
astMacro= new ASTObjectStyleMacroDefinition(fTranslationUnit, macrodef, startOffset, nameOffset, nameEndOffset, expansionOffset, endOffset);
}
else {
astMacro= new ASTFunctionMacro(fTranslationUnit, macrodef, startOffset, nameOffset, nameEndOffset, expansionOffset, endOffset);
astMacro= new ASTFunctionStyleMacroDefinition(fTranslationUnit, macrodef, startOffset, nameOffset, nameEndOffset, expansionOffset, endOffset);
}
fDirectives.add(astMacro);
}

4
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMASTAdapter.java
View file

@ -425,8 +425,8 @@ public class PDOMASTAdapter {
* Otherwise if the provided name is not empty, it is returned unchanged.
*/
public static IASTName getAdapterIfAnonymous(IASTName name) {
if (name.getFileLocation() == null) {
if (name.toCharArray().length == 0) {
if (name.toCharArray().length == 0) {
if (name.getFileLocation() == null) {
IASTNode parent= name.getParent();
if (parent != null) {
IASTFileLocation loc= parent.getFileLocation();