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Makes more accurate callsite generation

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This commit is contained in:
Alexey Andreev 2014-08-24 22:40:53 +04:00
parent 86003b45ca
commit 5b0506d158
3 changed files with 22 additions and 44 deletions
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18
teavm-core/src/main/java/org/teavm/debugging/DebugInformation.java
View File

@ -178,24 +178,6 @@ public class DebugInformation {
return null;
}
public GeneratedLocation getNearestCallSite(GeneratedLocation location) {
int keyIndex = indexByKey(callSiteMapping, location);
if (keyIndex < 0) {
keyIndex = 0;
}
while (keyIndex < callSiteMapping.values.length) {
int valueIndex = callSiteMapping.values[keyIndex];
if (valueIndex >= 0) {
MethodReference method = getExactMethod(valueIndex);
if (method != null) {
return new GeneratedLocation(callSiteMapping.lines[keyIndex], callSiteMapping.columns[keyIndex]);
}
}
++keyIndex;
}
return null;
}
public MethodReference getCallSite(GeneratedLocation location) {
int keyIndex = indexByKey(callSiteMapping, location);
if (keyIndex < 0) {

6
teavm-core/src/main/java/org/teavm/debugging/Debugger.java
View File

@ -103,11 +103,7 @@ public class Debugger {
DebugInformation debugInfo = debugInformationMap.get(script);
if (frame.getLocation() != null && debugInfo != null) {
exits = false;
MethodReference callMethod = null;
GeneratedLocation callSiteLoc = debugInfo.getNearestCallSite(genLoc);
if (callSiteLoc != null) {
callMethod = debugInfo.getCallSite(callSiteLoc);
}
MethodReference callMethod = debugInfo.getCallSite(genLoc);
exits = addFollowing(debugInfo, frame.getLocation(), script, new HashSet<SourceLocation>(),
successors);
if (enterMethod && callMethod != null) {

40
teavm-core/src/main/java/org/teavm/javascript/Renderer.java
View File

@ -52,6 +52,7 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
private DebugInformationEmitter debugEmitter = new DummyDebugInformationEmitter();
private Deque<NodeLocation> locationStack = new ArrayDeque<>();
private DeferredCallSite lastCallSite;
private DeferredCallSite prevCallSite;
private static class InjectorHolder {
public final Injector injector;
@ -601,11 +602,13 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
if (statement.getLocation() != null) {
pushLocation(statement.getLocation());
}
prevCallSite = debugEmitter.emitCallSite();
if (statement.getLeftValue() != null) {
statement.getLeftValue().acceptVisitor(this);
writer.ws().append("=").ws();
}
statement.getRightValue().acceptVisitor(this);
debugEmitter.emitEmptyCallSite();
writer.append(";").softNewLine();
if (statement.getLocation() != null) {
popLocation();
@ -634,8 +637,10 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
if (statement.getCondition().getLocation() != null) {
pushLocation(statement.getCondition().getLocation());
}
prevCallSite = debugEmitter.emitCallSite();
writer.append("if").ws().append("(");
statement.getCondition().acceptVisitor(this);
debugEmitter.emitEmptyCallSite();
writer.append(")").ws().append("{").softNewLine().indent();
if (statement.getCondition().getLocation() != null) {
popLocation();
@ -670,8 +675,10 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
if (statement.getId() != null) {
writer.append(statement.getId()).append(": ");
}
prevCallSite = debugEmitter.emitCallSite();
writer.append("switch").ws().append("(");
statement.getValue().acceptVisitor(this);
debugEmitter.emitEmptyCallSite();
writer.append(")").ws().append("{").softNewLine().indent();
for (SwitchClause clause : statement.getClauses()) {
for (int condition : clause.getConditions()) {
@ -704,7 +711,9 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
}
writer.append("while").ws().append("(");
if (statement.getCondition() != null) {
prevCallSite = debugEmitter.emitCallSite();
statement.getCondition().acceptVisitor(this);
debugEmitter.emitEmptyCallSite();
} else {
writer.append("true");
}
@ -783,7 +792,9 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
writer.append("return");
if (statement.getResult() != null) {
writer.append(' ');
prevCallSite = debugEmitter.emitCallSite();
statement.getResult().acceptVisitor(this);
debugEmitter.emitEmptyCallSite();
}
writer.append(";").softNewLine();
if (statement.getLocation() != null) {
@ -801,8 +812,10 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
pushLocation(statement.getLocation());
}
writer.append("$rt_throw(");
prevCallSite = debugEmitter.emitCallSite();
statement.getException().acceptVisitor(this);
writer.append(");").softNewLine();
debugEmitter.emitEmptyCallSite();
if (statement.getLocation() != null) {
popLocation();
}
@ -1299,16 +1312,15 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
String className = naming.getNameFor(expr.getMethod().getClassName());
String name = naming.getNameFor(expr.getMethod());
String fullName = naming.getFullNameFor(expr.getMethod());
DeferredCallSite callSite = null;
DeferredCallSite callSite = prevCallSite;
boolean shouldEraseCallSite = lastCallSite == null;
switch (expr.getType()) {
case STATIC:
callSite = debugEmitter.emitCallSite();
if (lastCallSite == null) {
lastCallSite = callSite;
}
switch (expr.getType()) {
case STATIC:
writer.append(fullName).append("(");
debugEmitter.emitEmptyCallSite();
prevCallSite = debugEmitter.emitCallSite();
for (int i = 0; i < expr.getArguments().size(); ++i) {
if (i > 0) {
writer.append(",").ws();
@ -1318,12 +1330,8 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
writer.append(')');
break;
case SPECIAL:
callSite = debugEmitter.emitCallSite();
if (lastCallSite == null) {
lastCallSite = callSite;
}
writer.append(fullName).append("(");
debugEmitter.emitEmptyCallSite();
prevCallSite = debugEmitter.emitCallSite();
expr.getArguments().get(0).acceptVisitor(this);
for (int i = 1; i < expr.getArguments().size(); ++i) {
writer.append(",").ws();
@ -1333,12 +1341,8 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
break;
case DYNAMIC:
expr.getArguments().get(0).acceptVisitor(this);
callSite = debugEmitter.emitCallSite();
if (lastCallSite == null) {
lastCallSite = callSite;
}
writer.append(".").append(name).append("(");
debugEmitter.emitEmptyCallSite();
prevCallSite = debugEmitter.emitCallSite();
for (int i = 1; i < expr.getArguments().size(); ++i) {
if (i > 1) {
writer.append(",").ws();
@ -1348,12 +1352,8 @@ public class Renderer implements ExprVisitor, StatementVisitor, RenderingContext
writer.append(')');
break;
case CONSTRUCTOR:
callSite = debugEmitter.emitCallSite();
if (lastCallSite == null) {
lastCallSite = callSite;
}
writer.append(className).append(".").append(name).append("(");
debugEmitter.emitEmptyCallSite();
prevCallSite = debugEmitter.emitCallSite();
for (int i = 0; i < expr.getArguments().size(); ++i) {
if (i > 0) {
writer.append(",").ws();