Examples with ClawLanguage cx2x.translator.language.base.ClawLanguage used on opensource projects

Example 6 with ClawLanguage

use of cx2x.translator.language.base.ClawLanguage in project claw-compiler by C2SM-RCM.

the class ClawLanguageTest method analyzeValidClawLoopExtract.

/**
   * Assert the result for valid loop extract CLAW directive
   *
   * @param raw       Raw string value of the CLAW directive to be analyzed.
   * @param induction Induction var to be found.
   * @param lower     Lower bound value to be found.
   * @param upper     Upper bound value to be found.
   * @param step      Step valu to be found if any.
   */
private ClawLanguage analyzeValidClawLoopExtract(String raw, String induction, String lower, String upper, String step, List<Target> targets) {
    try {
        Xnode p = XmlHelper.createXpragma();
        p.setValue(raw);
        Configuration configuration = new Configuration(AcceleratorDirective.OPENACC, Target.GPU);
        AcceleratorGenerator generator = AcceleratorHelper.createAcceleratorGenerator(configuration);
        ClawLanguage l = ClawLanguage.analyze(p, generator, Target.GPU);
        assertEquals(ClawDirective.LOOP_EXTRACT, l.getDirective());
        assertEquals(induction, l.getRange().getInductionVar());
        assertEquals(lower, l.getRange().getLowerBound());
        assertEquals(upper, l.getRange().getUpperBound());
        if (step != null) {
            assertEquals(step, l.getRange().getStep());
        }
        assertTargets(l, targets);
        return l;
    } catch (IllegalDirectiveException idex) {
        System.err.println(idex.getMessage());
        fail();
        return null;
    }
}

Example 7 with ClawLanguage

use of cx2x.translator.language.base.ClawLanguage in project claw-compiler by C2SM-RCM.

the class ClawXcodeMlTranslator method analyze.

/**
   * Analysis the XcodeML code and produce a list of applicable transformation.
   */
public void analyze() {
    _program = XcodeProgram.createFromFile(_xcodemlInputFile);
    if (_program == null) {
        abort();
    }
    // Check all pragma found in the program
    for (Xnode pragma : _program.getAllStmt(Xcode.FPRAGMASTATEMENT)) {
        // pragma does not start with the CLAW prefix
        if (!ClawLanguage.startsWithClaw(pragma)) {
            // Compile guard removal
            if (_generator != null && _generator.isCompileGuard(pragma.value())) {
                pragma.delete();
            } else // Handle special transformation of OpenACC line continuation
            if (pragma.value().toLowerCase().startsWith(ClawConstant.OPENACC_PREFIX)) {
                OpenAccContinuation t = new OpenAccContinuation(new AnalyzedPragma(pragma));
                addOrAbort(t);
            }
            // Not CLAW pragma, we do nothing
            continue;
        }
        try {
            // Analyze the raw pragma with the CLAW language parser
            ClawLanguage analyzedPragma = ClawLanguage.analyze(pragma, _generator, _target);
            // Create transformation object based on the directive
            switch(analyzedPragma.getDirective()) {
                case ARRAY_TO_CALL:
                    addOrAbort(new ArrayToFctCall(analyzedPragma));
                    break;
                case KCACHE:
                    addOrAbort(new Kcaching(analyzedPragma));
                    break;
                case LOOP_FUSION:
                    addOrAbort(new LoopFusion(analyzedPragma));
                    break;
                case LOOP_INTERCHANGE:
                    addOrAbort(new LoopInterchange(analyzedPragma));
                    break;
                case LOOP_EXTRACT:
                    addOrAbort(new LoopExtraction(analyzedPragma));
                    break;
                case LOOP_HOIST:
                    HandleBlockDirective(analyzedPragma);
                    break;
                case ARRAY_TRANSFORM:
                    HandleBlockDirective(analyzedPragma);
                    break;
                case REMOVE:
                    HandleBlockDirective(analyzedPragma);
                    break;
                case PARALLELIZE:
                    if (analyzedPragma.hasForwardClause()) {
                        addOrAbort(new ParallelizeForward(analyzedPragma));
                    } else {
                        addOrAbort(new Parallelize(analyzedPragma));
                    }
                    break;
                case PRIMITIVE:
                    addOrAbort(new DirectivePrimitive(analyzedPragma));
                    break;
                case IF_EXTRACT:
                    addOrAbort(new IfExtract(analyzedPragma));
                    break;
                // driver handled directives
                case IGNORE:
                case VERBATIM:
                    break;
                default:
                    _program.addError("Unrecognized CLAW directive", pragma.lineNo());
                    abort();
            }
        } catch (IllegalDirectiveException ex) {
            System.err.println(ex.getMessage());
            abort();
        }
    }
    // Clean up block transformation map
    for (Map.Entry<ClawDirectiveKey, ClawLanguage> entry : _blockDirectives.entrySet()) {
        createBlockDirectiveTransformation(entry.getValue(), null);
    }
    // Add utility transformation
    addOrAbort(new XcodeMLWorkaround(new ClawLanguage(_program)));
    // Analysis done, the transformation can be performed.
    _canTransform = true;
}

Example 8 with ClawLanguage

use of cx2x.translator.language.base.ClawLanguage in project claw-compiler by C2SM-RCM.

the class IterationSpace method tryFusion.

/**
   * Analyze the dependence information at each level and try to merge
   * independent do statements.
   *
   * @param xcodeml     Current XcodeML/F program unit.
   * @param transformer Current transformer.
   * @param master      ClawLanguage that triggered this transformation.
   * @throws Exception If the fusion fails.
   */
public void tryFusion(XcodeProgram xcodeml, Transformer transformer, ClawLanguage master) throws Exception {
    for (int i = _levels.size() - 1; i >= 0; --i) {
        List<DependenceAnalysis> loopsAtLevel = getLevel(i);
        DependentTransformationGroup fusions = new DependentTransformationGroup("parallelize-fusion");
        for (DependenceAnalysis dep : loopsAtLevel) {
            if (dep.isIndependent()) {
                ClawLanguage l = ClawLanguage.createLoopFusionLanguage(master);
                LoopFusion fusion = new LoopFusion(dep.getDoStmt(), l);
                fusions.add(fusion);
            }
        }
        fusions.applyTranslations(xcodeml, transformer);
    }
}

Example 9 with ClawLanguage

use of cx2x.translator.language.base.ClawLanguage in project claw-compiler by C2SM-RCM.

the class DependenceAnalysisTest method analyzeTest3d.

/**
   * Test the IterationSpace feature of fusion and check the results.
   */
@Test
public void analyzeTest3d() {
    // Load test data file
    File f = new File(TestConstant.TEST_DEPENDENCE_3D);
    assertTrue(f.exists());
    XcodeProgram xcodeml = XcodeProgram.createFromFile(TestConstant.TEST_DEPENDENCE_3D);
    assertNotNull(xcodeml);
    // Match all the function definitions
    List<Xnode> functions = xcodeml.matchAll(Xcode.FFUNCTIONDEFINITION);
    assertEquals(2, functions.size());
    // Match all the pragmas
    List<Xnode> pragmas = xcodeml.matchAll(Xcode.FPRAGMASTATEMENT);
    assertEquals(1, pragmas.size());
    // Analyze the pragma
    Configuration configuration = new Configuration(AcceleratorDirective.OPENACC, Target.GPU);
    configuration.setMaxColumns(80);
    ClawTransformer transformer = new ClawTransformer(configuration);
    AcceleratorGenerator generator = AcceleratorHelper.createAcceleratorGenerator(configuration);
    ClawLanguage main = null;
    try {
        main = ClawLanguage.analyze(pragmas.get(0), generator, Target.GPU);
    } catch (Exception e) {
        fail();
    }
    // Get the function definition that interests us
    Xnode fctDef = functions.get(0);
    // Match all the do statements in the function
    List<Xnode> loops = fctDef.matchAll(Xcode.FDOSTATEMENT);
    assertEquals(11, loops.size());
    // Create an iteration space
    try {
        IterationSpace is = new IterationSpace(loops);
        is.tryFusion(xcodeml, transformer, main);
        System.out.println();
        System.out.println("Iteration space before fusion");
        is.printDebug(true);
        loops = fctDef.matchAll(Xcode.FDOSTATEMENT);
        assertEquals(8, loops.size());
        is.reload(loops);
        System.out.println();
        System.out.println("Iteration space after fusion");
        is.printDebug(true);
    } catch (Exception e) {
        fail();
    }
}

Example 10 with ClawLanguage

use of cx2x.translator.language.base.ClawLanguage in project claw-compiler by C2SM-RCM.

the class ClawLanguageTest method analyzeValidParallelize.

/**
   * Assert the result for valid CLAW parallelize directive
   *
   * @param raw          Raw string value of the CLAW directive to be analyzed.
   * @param data         Reference list for the data clause values.
   * @param over         Reference list for the over clause values.
   * @param dimensions   Reference list of dimensions.
   * @param copyClause   Expected value for copy clause (Null if no copy clause)
   * @param updateClause Expected value for update clause
   *                     (Null if no update clause)
   */
private void analyzeValidParallelize(String raw, List<List<String>> data, List<List<String>> over, List<ClawDimension> dimensions, ClawDMD copyClause, ClawDMD updateClause) {
    try {
        Xnode p = XmlHelper.createXpragma();
        p.setValue(raw);
        Configuration configuration = new Configuration(AcceleratorDirective.OPENACC, Target.GPU);
        AcceleratorGenerator generator = AcceleratorHelper.createAcceleratorGenerator(configuration);
        ClawLanguage l = ClawLanguage.analyze(p, generator, Target.GPU);
        assertEquals(ClawDirective.PARALLELIZE, l.getDirective());
        if (data != null) {
            assertTrue(l.hasOverDataClause());
            assertEquals(data.size(), l.getOverDataClauseValues().size());
            for (int i = 0; i < data.size(); ++i) {
                assertEquals(data.get(i).size(), l.getOverDataClauseValues().get(i).size());
                for (int j = 0; j < data.get(i).size(); ++j) {
                    assertEquals(data.get(i).get(j), l.getOverDataClauseValues().get(i).get(j));
                }
            }
        }
        if (over != null) {
            assertTrue(l.hasOverClause());
            assertEquals(over.size(), l.getOverClauseValues().size());
            for (int i = 0; i < over.size(); ++i) {
                assertEquals(over.get(i).size(), l.getOverClauseValues().get(i).size());
                for (int j = 0; j < over.get(i).size(); ++j) {
                    assertEquals(over.get(i).get(j), l.getOverClauseValues().get(i).get(j));
                }
            }
        }
        if (dimensions != null) {
            assertEquals(dimensions.size(), l.getDimensionValues().size());
            for (int i = 0; i < dimensions.size(); ++i) {
                assertEquals(dimensions.get(i).getIdentifier(), l.getDimensionValues().get(i).getIdentifier());
                assertEquals(dimensions.get(i).lowerBoundIsVar(), l.getDimensionValues().get(i).lowerBoundIsVar());
                assertEquals(dimensions.get(i).upperBoundIsVar(), l.getDimensionValues().get(i).upperBoundIsVar());
                assertEquals(dimensions.get(i).getLowerBoundInt(), l.getDimensionValues().get(i).getLowerBoundInt());
                assertEquals(dimensions.get(i).getUpperBoundInt(), l.getDimensionValues().get(i).getUpperBoundInt());
                assertEquals(dimensions.get(i).getLowerBoundId(), l.getDimensionValues().get(i).getLowerBoundId());
                assertEquals(dimensions.get(i).getUpperBoundId(), l.getDimensionValues().get(i).getUpperBoundId());
            }
        }
        if (data == null && over == null && dimensions == null) {
            assertTrue(l.hasForwardClause());
        }
        if (copyClause == null) {
            assertFalse(l.hasCopyClause());
            assertNull(l.getCopyClauseValue());
        } else {
            assertTrue(l.hasCopyClause());
            assertEquals(copyClause, l.getCopyClauseValue());
        }
        if (updateClause == null) {
            assertFalse(l.hasUpdateClause());
            assertNull(l.getUpdateClauseValue());
        } else {
            assertTrue(l.hasUpdateClause());
            assertEquals(updateClause, l.getUpdateClauseValue());
        }
    } catch (IllegalDirectiveException idex) {
        System.err.print(idex.getMessage());
        fail();
    }
}