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8035857: Add tests to verify correctness of operations with BMI1 and LZCNT instructions

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Reviewed-by: iveresov, kvn, iignatyev
This commit is contained in:
Filipp Zhinkin 2014-03-22 00:26:48 +04:00 • committed by Igor Ignatyev
parent fc7f4197f1
commit 8167043964
18 changed files with 1686 additions and 0 deletions
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11
hotspot/src/share/vm/prims/whitebox.cpp
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@ -500,6 +500,16 @@ WB_ENTRY(void, WB_ReadReservedMemory(JNIEnv* env, jobject o))
c = *p;
WB_END
WB_ENTRY(jstring, WB_GetCPUFeatures(JNIEnv* env, jobject o))
const char* cpu_features = VM_Version::cpu_features();
ThreadToNativeFromVM ttn(thread);
jstring features_string = env->NewStringUTF(cpu_features);
CHECK_JNI_EXCEPTION_(env, NULL);
return features_string;
WB_END
//Some convenience methods to deal with objects from java
int WhiteBox::offset_for_field(const char* field_name, oop object,
Symbol* signature_symbol) {
@ -611,6 +621,7 @@ static JNINativeMethod methods[] = {
{CC"isInStringTable", CC"(Ljava/lang/String;)Z", (void*)&WB_IsInStringTable },
{CC"fullGC", CC"()V", (void*)&WB_FullGC },
{CC"readReservedMemory", CC"()V", (void*)&WB_ReadReservedMemory },
{CC"getCPUFeatures", CC"()Ljava/lang/String;", (void*)&WB_GetCPUFeatures },
};
#undef CC