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8059624: Test task: WhiteBox API for testing segmented codecache feature

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Reviewed-by: kvn, thartmann
This commit is contained in:
Igor Ignatyev 2014-11-10 19:04:38 +03:00
parent 80830d4932
commit bdac822811
18 changed files with 687 additions and 35 deletions
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43
hotspot/test/compiler/whitebox/GetNMethodTest.java
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@ -22,7 +22,9 @@
*
*/
import sun.hotspot.code.BlobType;
import sun.hotspot.code.NMethod;
import com.oracle.java.testlibrary.Asserts;
/*
* @test GetNMethodTest
@ -52,21 +54,46 @@ public class GetNMethodTest extends CompilerWhiteBoxTest {
compile();
checkCompiled();
NMethod nmethod = NMethod.get(method, testCase.isOsr());
if (IS_VERBOSE) {
System.out.println("nmethod = " + nmethod);
}
if (nmethod == null) {
throw new RuntimeException("nmethod of compiled method is null");
}
if (nmethod.insts.length == 0) {
throw new RuntimeException("compiled method's instructions is empty");
Asserts.assertNotNull(nmethod,
"nmethod of compiled method is null");
Asserts.assertNotNull(nmethod.insts,
"nmethod.insts of compiled method is null");
Asserts.assertGT(nmethod.insts.length, 0,
"compiled method's instructions is empty");
Asserts.assertNotNull(nmethod.code_blob_type, "blob type is null");
if (WHITE_BOX.getBooleanVMFlag("SegmentedCodeCache")) {
Asserts.assertNE(nmethod.code_blob_type, BlobType.All);
switch (nmethod.comp_level) {
case 1:
case 4:
checkBlockType(nmethod, BlobType.MethodNonProfiled);
break;
case 2:
case 3:
checkBlockType(nmethod, BlobType.MethodNonProfiled);
break;
default:
throw new Error("unexpected comp level " + nmethod);
}
} else {
Asserts.assertEQ(nmethod.code_blob_type, BlobType.All);
}
deoptimize();
checkNotCompiled();
nmethod = NMethod.get(method, testCase.isOsr());
if (nmethod != null) {
throw new RuntimeException("nmethod of non-compiled method isn't null");
}
Asserts.assertNull(nmethod,
"nmethod of non-compiled method isn't null");
}
private void checkBlockType(NMethod nmethod, BlobType expectedType) {
Asserts.assertEQ(nmethod.code_blob_type, expectedType,
String.format("blob_type[%s] for %d level isn't %s",
nmethod.code_blob_type, nmethod.comp_level, expectedType));
}
}