-package org.simantics.scl.compiler.elaboration.expressions;\r
-\r
-import org.simantics.scl.compiler.elaboration.chr.CHRRuleset;\r
-import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;\r
-import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;\r
-import org.simantics.scl.compiler.elaboration.contexts.TypingContext;\r
-import org.simantics.scl.compiler.environment.Environment;\r
-import org.simantics.scl.compiler.errors.Locations;\r
-import org.simantics.scl.compiler.internal.codegen.references.IVal;\r
-import org.simantics.scl.compiler.internal.codegen.writer.CodeWriter;\r
-import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;\r
-import org.simantics.scl.compiler.internal.interpreted.IExpression;\r
-import org.simantics.scl.compiler.top.ExpressionInterpretationContext;\r
-import org.simantics.scl.compiler.types.Type;\r
-import org.simantics.scl.compiler.types.exceptions.MatchException;\r
-\r
-import gnu.trove.map.hash.TObjectIntHashMap;\r
-import gnu.trove.set.hash.THashSet;\r
-import gnu.trove.set.hash.TIntHashSet;\r
-\r
-public class ECHRRuleset extends Expression {\r
- CHRRuleset ruleset;\r
- Expression in;\r
- \r
- public ECHRRuleset(CHRRuleset ruleset, Expression in) {\r
- this.ruleset = ruleset;\r
- this.in = in;\r
- }\r
- \r
- @Override\r
- public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {\r
- ruleset.collectRefs(allRefs, refs);\r
- in.collectRefs(allRefs, refs);\r
- }\r
- @Override\r
- public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {\r
- ruleset.collectVars(allVars, vars);\r
- in.collectVars(allVars, vars);\r
- }\r
- @Override\r
- public void forVariables(VariableProcedure procedure) {\r
- ruleset.forVariables(procedure);\r
- in.forVariables(procedure);\r
- }\r
- @Override\r
- protected void updateType() throws MatchException {\r
- setType(in.getType());\r
- }\r
- @Override\r
- public IVal toVal(Environment env, CodeWriter w) {\r
- ruleset.generateCode(w);\r
- return in.toVal(env, w);\r
- }\r
- @Override\r
- public void collectFreeVariables(THashSet<Variable> vars) {\r
- ruleset.collectFreeVariables(vars);\r
- in.collectFreeVariables(vars);\r
- }\r
- @Override\r
- public Expression resolve(TranslationContext context) {\r
- context.pushFrame();\r
- context.pushCHRConstraintFrame();\r
- ruleset.resolve(context);\r
- in = in.resolve(context);\r
- context.popCHRConstraintFrame(ruleset.constraints);\r
- context.popFrame();\r
- return this;\r
- }\r
- @Override\r
- public void setLocationDeep(long loc) {\r
- if(location == Locations.NO_LOCATION) {\r
- this.location = loc;\r
- ruleset.setLocationDeep(loc);\r
- in.setLocationDeep(loc);\r
- }\r
- }\r
- @Override\r
- public Expression decorate(ExpressionDecorator decorator) {\r
- in = in.decorate(decorator);\r
- return this;\r
- }\r
- @Override\r
- public void collectEffects(THashSet<Type> effects) {\r
- ruleset.collectEffects(effects);\r
- in.collectEffects(effects);\r
- }\r
- @Override\r
- public void accept(ExpressionVisitor visitor) {\r
- visitor.visit(this);\r
- }\r
- \r
- @Override\r
- public Expression inferType(TypingContext context) {\r
- ruleset.checkType(context);\r
- in = in.inferType(context);\r
- return this;\r
- }\r
- \r
- @Override\r
- public Expression simplify(SimplificationContext context) {\r
- ruleset.simplify(context);\r
- ruleset.compile(context);\r
- in = in.simplify(context);\r
- return this;\r
- }\r
- \r
- @Override\r
- public Expression accept(ExpressionTransformer transformer) {\r
- return transformer.transform(this);\r
- }\r
- \r
- @Override\r
- public IExpression toIExpression(ExpressionInterpretationContext context) {\r
- throw new UnsupportedOperationException();\r
- }\r
-\r
-}\r
+package org.simantics.scl.compiler.elaboration.expressions;
+
+import org.simantics.scl.compiler.compilation.CompilationContext;
+import org.simantics.scl.compiler.elaboration.chr.CHRRuleset;
+import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;
+import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
+import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
+import org.simantics.scl.compiler.errors.Locations;
+import org.simantics.scl.compiler.internal.codegen.references.IVal;
+import org.simantics.scl.compiler.internal.codegen.writer.CodeWriter;
+import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;
+import org.simantics.scl.compiler.internal.interpreted.IExpression;
+import org.simantics.scl.compiler.top.ExpressionInterpretationContext;
+import org.simantics.scl.compiler.types.Type;
+import org.simantics.scl.compiler.types.exceptions.MatchException;
+
+import gnu.trove.map.hash.TObjectIntHashMap;
+import gnu.trove.set.hash.THashSet;
+import gnu.trove.set.hash.TIntHashSet;
+
+public class ECHRRuleset extends Expression {
+ CHRRuleset ruleset;
+ Expression in;
+
+ public ECHRRuleset(CHRRuleset ruleset, Expression in) {
+ this.ruleset = ruleset;
+ this.in = in;
+ }
+
+ @Override
+ public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {
+ ruleset.collectRefs(allRefs, refs);
+ in.collectRefs(allRefs, refs);
+ }
+ @Override
+ public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {
+ ruleset.collectVars(allVars, vars);
+ in.collectVars(allVars, vars);
+ }
+ @Override
+ public void forVariables(VariableProcedure procedure) {
+ ruleset.forVariables(procedure);
+ in.forVariables(procedure);
+ }
+ @Override
+ protected void updateType() throws MatchException {
+ setType(in.getType());
+ }
+ @Override
+ public IVal toVal(CompilationContext context, CodeWriter w) {
+ ruleset.generateCode(w);
+ return in.toVal(context, w);
+ }
+ @Override
+ public void collectFreeVariables(THashSet<Variable> vars) {
+ ruleset.collectFreeVariables(vars);
+ in.collectFreeVariables(vars);
+ }
+ @Override
+ public Expression resolve(TranslationContext context) {
+ if(context.currentRuleset != null) {
+ context.getErrorLog().log(location, "Current version of SCL compiler does not support nested rulesets.");
+ return this;
+ }
+ context.currentRuleset = ruleset;
+
+ context.pushFrame();
+ context.pushCHRConstraintFrame();
+ ruleset.resolve(context);
+ in = in.resolve(context);
+ context.popCHRConstraintFrame(ruleset.constraints);
+ context.popFrame();
+
+ context.currentRuleset = null;
+
+ return this;
+ }
+ @Override
+ public void setLocationDeep(long loc) {
+ if(location == Locations.NO_LOCATION) {
+ this.location = loc;
+ ruleset.setLocationDeep(loc);
+ in.setLocationDeep(loc);
+ }
+ }
+ @Override
+ public Expression decorate(ExpressionDecorator decorator) {
+ in = in.decorate(decorator);
+ return this;
+ }
+ @Override
+ public void collectEffects(THashSet<Type> effects) {
+ ruleset.collectEffects(effects);
+ in.collectEffects(effects);
+ }
+ @Override
+ public void accept(ExpressionVisitor visitor) {
+ visitor.visit(this);
+ }
+
+ @Override
+ public Expression inferType(TypingContext context) {
+ ruleset.checkType(context);
+ in = in.inferType(context);
+ return this;
+ }
+
+ @Override
+ public Expression simplify(SimplificationContext context) {
+ ruleset.simplify(context);
+ ruleset.compile(context);
+ in = in.simplify(context);
+ return this;
+ }
+
+ @Override
+ public Expression accept(ExpressionTransformer transformer) {
+ return transformer.transform(this);
+ }
+
+ @Override
+ public IExpression toIExpression(ExpressionInterpretationContext context) {
+ throw new UnsupportedOperationException();
+ }
+
+}