--- a/hotspot/test/compiler/jvmci/code/DataPatchTest.java Tue Mar 29 21:33:26 2016 +0300
+++ b/hotspot/test/compiler/jvmci/code/DataPatchTest.java Fri Mar 25 12:43:23 2016 +0100
@@ -40,6 +40,8 @@
import jdk.vm.ci.code.Register;
import jdk.vm.ci.code.site.DataSectionReference;
import jdk.vm.ci.hotspot.HotSpotConstant;
+import jdk.vm.ci.hotspot.HotSpotMetaAccessProvider;
+import jdk.vm.ci.hotspot.HotSpotSymbol;
import jdk.vm.ci.hotspot.HotSpotVMConfig;
import jdk.vm.ci.meta.ResolvedJavaType;
@@ -155,4 +157,33 @@
asm.emitPointerRet(ret);
});
}
+
+
+ public static long getConstSymbol(HotSpotMetaAccessProvider meta) {
+ HotSpotSymbol symbol = meta.lookupSymbol("java/lang/Object");
+ return symbol.getMetaspacePointer();
+ }
+
+ private void testSymbol(TestCompiler compiler) {
+ test(compiler, getMethod("getConstSymbol", HotSpotMetaAccessProvider.class), (HotSpotMetaAccessProvider) metaAccess);
+ }
+
+ @Test
+ public void testInlineSymbol() {
+ testSymbol(asm -> {
+ HotSpotSymbol symbol = ((HotSpotMetaAccessProvider) metaAccess).lookupSymbol("java/lang/Object");
+ Register ret = asm.emitLoadPointer((HotSpotConstant) symbol.asConstant());
+ asm.emitPointerRet(ret);
+ });
+ }
+
+ @Test
+ public void testSymbolInDataSection() {
+ testSymbol(asm -> {
+ HotSpotSymbol symbol = ((HotSpotMetaAccessProvider) metaAccess).lookupSymbol("java/lang/Object");
+ DataSectionReference ref = asm.emitDataItem((HotSpotConstant) symbol.asConstant());
+ Register ret = asm.emitLoadPointer(ref);
+ asm.emitPointerRet(ret);
+ });
+ }
}