-package org.simantics.scl.compiler.internal.codegen.ssa.exits;\r
-\r
-import java.util.ArrayList;\r
-\r
-import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;\r
-import org.simantics.scl.compiler.internal.codegen.continuations.Cont;\r
-import org.simantics.scl.compiler.internal.codegen.continuations.ContRef;\r
-import org.simantics.scl.compiler.internal.codegen.references.Val;\r
-import org.simantics.scl.compiler.internal.codegen.references.ValRef;\r
-import org.simantics.scl.compiler.internal.codegen.ssa.SSABlock;\r
-import org.simantics.scl.compiler.internal.codegen.ssa.SSAExit;\r
-import org.simantics.scl.compiler.internal.codegen.ssa.SSAFunction;\r
-import org.simantics.scl.compiler.internal.codegen.ssa.binders.ValRefBinder;\r
-import org.simantics.scl.compiler.internal.codegen.utils.CopyContext;\r
-import org.simantics.scl.compiler.internal.codegen.utils.MethodBuilder;\r
-import org.simantics.scl.compiler.internal.codegen.utils.PrintingContext;\r
-import org.simantics.scl.compiler.internal.codegen.utils.SSAValidationContext;\r
-import org.simantics.scl.compiler.internal.codegen.utils.ValRefVisitor;\r
-import org.simantics.scl.compiler.types.TVar;\r
-import org.simantics.scl.compiler.types.Type;\r
-\r
-public class Jump extends SSAExit implements ValRefBinder {\r
- private ContRef target;\r
- private ValRef[] parameters;\r
- \r
- public Jump(ContRef target, ValRef ... parameters) {\r
- setTarget(target);\r
- setParameters(parameters);\r
- }\r
- \r
- public ContRef getTarget() {\r
- return target;\r
- }\r
- \r
- public void setTarget(ContRef target) {\r
- this.target = target;\r
- target.setParent(this);\r
- }\r
- \r
- public ValRef[] getParameters() {\r
- return parameters;\r
- }\r
- \r
- public void setParameters(ValRef[] parameters) {\r
- this.parameters = parameters;\r
- for(ValRef parameter : parameters)\r
- parameter.setParent(this);\r
- }\r
-\r
- @Override\r
- public void generateCode(MethodBuilder mb) { \r
- mb.jump(target, ValRef.getBindings(parameters));\r
- }\r
-\r
- @Override\r
- public void toString(PrintingContext context) {\r
- context.append(target);\r
- for(ValRef parameter : parameters) {\r
- context.append(' ');\r
- context.append(parameter);\r
- }\r
- context.append('\n');\r
- for(SSABlock block : getSuccessors())\r
- context.addBlock(block);\r
- \r
- }\r
-\r
- @Override\r
- public void validate(SSAValidationContext context) {\r
- context.validate(target);\r
- if(target.getParent() != this)\r
- throw new InternalCompilerError();\r
- for(ValRef parameter : parameters) {\r
- context.validate(parameter);\r
- if(parameter.getParent() != this)\r
- throw new InternalCompilerError();\r
- }\r
- \r
- Cont cont = target.getBinding();\r
- context.assertEquals(cont.getArity(), parameters.length);\r
- //for(int i=0;i<parameters.length;++i)\r
- // context.assertSubsumes(parameters[i].getType(), cont.getParameterType(i));\r
- } \r
- \r
- @Override\r
- public void destroy() {\r
- target.remove();\r
- for(ValRef parameter : parameters)\r
- parameter.remove();\r
- }\r
-\r
- @Override\r
- public SSAExit copy(CopyContext context) {\r
- return new Jump(context.copy(target), context.copy(parameters));\r
- }\r
- \r
- @Override\r
- public void replace(TVar[] vars, Type[] replacements) {\r
- for(ValRef parameter : parameters)\r
- parameter.replace(vars, replacements);\r
- }\r
-\r
- @Override\r
- public void collectFreeVariables(SSAFunction function,\r
- ArrayList<ValRef> vars) {\r
- for(ValRef parameter : parameters)\r
- parameter.collectFreeVariables(function, vars); \r
- }\r
-\r
- @Override\r
- public Cont addParametersInFrontOf(ContRef contRef, Val[] newParameters, Val[] oldParameters, Cont proxy) {\r
- ValRef[] occurences = ValRef.createOccurrences(newParameters);\r
- for(ValRef ref : occurences)\r
- ref.setParent(this);\r
- this.parameters = ValRef.concat(occurences, this.parameters);\r
- return proxy;\r
- }\r
-\r
- public void setParameter(int position, ValRef parameter) {\r
- parameters[position] = parameter;\r
- parameter.setParent(this);\r
- }\r
-\r
- public ValRef getParameter(int position) {\r
- return parameters[position];\r
- }\r
- \r
- @Override\r
- public boolean isJump(Cont cont, Val parameter) { \r
- return target.getBinding() == cont && \r
- parameters.length == 1 && \r
- parameters[0].getBinding() == parameter;\r
- }\r
-\r
- @Override\r
- public SSABlock[] getSuccessors() {\r
- Cont cont = target.getBinding();\r
- if(cont instanceof SSABlock)\r
- return new SSABlock[] {(SSABlock)cont};\r
- else\r
- return SSABlock.EMPTY_ARRAY;\r
- }\r
-\r
- @Override\r
- public void forValRefs(ValRefVisitor visitor) {\r
- for(ValRef parameter : parameters)\r
- visitor.visit(parameter);\r
- }\r
-}\r
+package org.simantics.scl.compiler.internal.codegen.ssa.exits;
+
+import java.util.ArrayList;
+
+import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
+import org.simantics.scl.compiler.internal.codegen.continuations.Cont;
+import org.simantics.scl.compiler.internal.codegen.continuations.ContRef;
+import org.simantics.scl.compiler.internal.codegen.references.Val;
+import org.simantics.scl.compiler.internal.codegen.references.ValRef;
+import org.simantics.scl.compiler.internal.codegen.ssa.SSABlock;
+import org.simantics.scl.compiler.internal.codegen.ssa.SSAExit;
+import org.simantics.scl.compiler.internal.codegen.ssa.SSAFunction;
+import org.simantics.scl.compiler.internal.codegen.ssa.binders.ValRefBinder;
+import org.simantics.scl.compiler.internal.codegen.utils.CopyContext;
+import org.simantics.scl.compiler.internal.codegen.utils.MethodBuilder;
+import org.simantics.scl.compiler.internal.codegen.utils.PrintingContext;
+import org.simantics.scl.compiler.internal.codegen.utils.SSAValidationContext;
+import org.simantics.scl.compiler.internal.codegen.utils.ValRefVisitor;
+import org.simantics.scl.compiler.types.TVar;
+import org.simantics.scl.compiler.types.Type;
+
+public class Jump extends SSAExit implements ValRefBinder {
+ private ContRef target;
+ private ValRef[] parameters;
+
+ public Jump(ContRef target, ValRef ... parameters) {
+ setTarget(target);
+ setParameters(parameters);
+ }
+
+ public ContRef getTarget() {
+ return target;
+ }
+
+ public void setTarget(ContRef target) {
+ this.target = target;
+ target.setParent(this);
+ }
+
+ public ValRef[] getParameters() {
+ return parameters;
+ }
+
+ public void setParameters(ValRef[] parameters) {
+ this.parameters = parameters;
+ for(ValRef parameter : parameters)
+ parameter.setParent(this);
+ }
+
+ @Override
+ public void generateCode(MethodBuilder mb) {
+ mb.jump(target, ValRef.getBindings(parameters));
+ }
+
+ @Override
+ public void toString(PrintingContext context) {
+ context.append(target);
+ for(ValRef parameter : parameters) {
+ context.append(' ');
+ context.append(parameter);
+ }
+ context.append('\n');
+ for(SSABlock block : getSuccessors())
+ context.addBlock(block);
+
+ }
+
+ @Override
+ public void validate(SSAValidationContext context) {
+ context.validate(target);
+ if(target.getParent() != this)
+ throw new InternalCompilerError();
+ for(ValRef parameter : parameters) {
+ context.validate(parameter);
+ if(parameter.getParent() != this)
+ throw new InternalCompilerError();
+ }
+
+ Cont cont = target.getBinding();
+ context.assertEquals(cont.getArity(), parameters.length);
+ //for(int i=0;i<parameters.length;++i)
+ // context.assertSubsumes(parameters[i].getType(), cont.getParameterType(i));
+ }
+
+ @Override
+ public void destroy() {
+ target.remove();
+ for(ValRef parameter : parameters)
+ parameter.remove();
+ }
+
+ @Override
+ public SSAExit copy(CopyContext context) {
+ return new Jump(context.copy(target), context.copy(parameters));
+ }
+
+ @Override
+ public void replace(TVar[] vars, Type[] replacements) {
+ for(ValRef parameter : parameters)
+ parameter.replace(vars, replacements);
+ }
+
+ @Override
+ public void collectFreeVariables(SSAFunction function,
+ ArrayList<ValRef> vars) {
+ for(ValRef parameter : parameters)
+ parameter.collectFreeVariables(function, vars);
+ }
+
+ @Override
+ public Cont addParametersInFrontOf(ContRef contRef, Val[] newParameters, Val[] oldParameters, Cont proxy) {
+ ValRef[] occurences = ValRef.createOccurrences(newParameters);
+ for(ValRef ref : occurences)
+ ref.setParent(this);
+ this.parameters = ValRef.concat(occurences, this.parameters);
+ return proxy;
+ }
+
+ public void setParameter(int position, ValRef parameter) {
+ parameters[position] = parameter;
+ parameter.setParent(this);
+ }
+
+ public ValRef getParameter(int position) {
+ return parameters[position];
+ }
+
+ @Override
+ public boolean isJump(Cont cont, Val parameter) {
+ return target.getBinding() == cont &&
+ parameters.length == 1 &&
+ parameters[0].getBinding() == parameter;
+ }
+
+ @Override
+ public SSABlock[] getSuccessors() {
+ Cont cont = target.getBinding();
+ if(cont instanceof SSABlock)
+ return new SSABlock[] {(SSABlock)cont};
+ else
+ return SSABlock.EMPTY_ARRAY;
+ }
+
+ @Override
+ public void forValRefs(ValRefVisitor visitor) {
+ for(ValRef parameter : parameters)
+ visitor.visit(parameter);
+ }
+
+ @Override
+ public void cleanup() {
+ for(ValRef parameter : parameters)
+ parameter.remove();
+ }
+}