X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.scl.compiler%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcompiler%2Felaboration%2Fchr%2Fplan%2FMatchOp.java;h=97fa2e7403191412bddff37e4214c2ccedfef9e4;hp=aac4a94efaf154d6f36946e59a804c555bad62dd;hb=refs%2Fchanges%2F38%2F238%2F2;hpb=24e2b34260f219f0d1644ca7a138894980e25b14 diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/plan/MatchOp.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/plan/MatchOp.java index aac4a94ef..97fa2e740 100644 --- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/plan/MatchOp.java +++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/plan/MatchOp.java @@ -1,46 +1,46 @@ -package org.simantics.scl.compiler.elaboration.chr.plan; - -import java.util.ArrayList; - -import org.simantics.scl.compiler.compilation.CompilationContext; -import org.simantics.scl.compiler.elaboration.expressions.Expression; -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.matching2.PatternMatchingCompiler2; -import org.simantics.scl.compiler.internal.elaboration.matching2.Row2; - -public class MatchOp extends PlanOp { - public Expression scrutinee; - public Expression pattern; - - public MatchOp(long location, Expression scrutinee, Expression pattern) { - super(location); - this.scrutinee = scrutinee; - this.pattern = pattern; - } - - @Override - public void toString(StringBuilder b) { - b.append("MATCH ").append(pattern).append(" = ").append(scrutinee); - } - - @Override - public void generateCode(CompilationContext context, PlanContext planContext, CodeWriter w) { - CodeWriter body = w.createBlock(); - CodeWriter end = w.createBlock(); - - IVal[] scrutineeVals = new IVal[1]; - scrutineeVals[0] = scrutinee.toVal(context.environment, w); - - ArrayList rows = new ArrayList(1); - rows.add(new Row2(new Expression[] {pattern}, body.getContinuation())); - - PatternMatchingCompiler2.split(w, context.environment, scrutineeVals, end.getContinuation(), rows); - - planContext.nextOp(body); - if(body.isUnfinished()) - body.jump(end.getContinuation()); - - w.continueAs(end); - } -} +package org.simantics.scl.compiler.elaboration.chr.plan; + +import java.util.ArrayList; + +import org.simantics.scl.compiler.compilation.CompilationContext; +import org.simantics.scl.compiler.elaboration.expressions.Expression; +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.matching2.PatternMatchingCompiler2; +import org.simantics.scl.compiler.internal.elaboration.matching2.Row2; + +public class MatchOp extends PlanOp { + public Expression scrutinee; + public Expression pattern; + + public MatchOp(long location, Expression scrutinee, Expression pattern) { + super(location); + this.scrutinee = scrutinee; + this.pattern = pattern; + } + + @Override + public void toString(StringBuilder b) { + b.append("MATCH ").append(pattern).append(" = ").append(scrutinee); + } + + @Override + public void generateCode(CompilationContext context, PlanContext planContext, CodeWriter w) { + CodeWriter body = w.createBlock(); + CodeWriter end = w.createBlock(); + + IVal[] scrutineeVals = new IVal[1]; + scrutineeVals[0] = scrutinee.toVal(context.environment, w); + + ArrayList rows = new ArrayList(1); + rows.add(new Row2(new Expression[] {pattern}, body.getContinuation())); + + PatternMatchingCompiler2.split(w, context.environment, scrutineeVals, end.getContinuation(), rows); + + planContext.nextOp(body); + if(body.isUnfinished()) + body.jump(end.getContinuation()); + + w.continueAs(end); + } +}