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changeset 12813:675ffabf3798

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8024087: Remove dead JVM_{Get,Set}PrimitiveFieldValues functions Summary: The two functions were used to support JDK 1.3 but are no longer in use Reviewed-by: coleenp, ctornqvi, twisti, dsamersoff
author mikael
date Wed, 02 Oct 2013 09:18:56 -0700
parents faff125a1ead
children a1fd44b003c7
files src/share/vm/prims/jvm.cpp src/share/vm/prims/jvm_misc.hpp src/share/vm/prims/nativeLookup.cpp
diffstat 3 files changed, 1 insertions(+), 264 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/prims/jvm.cpp	Thu Oct 03 12:39:58 2013 +0400
+++ b/src/share/vm/prims/jvm.cpp	Wed Oct 02 09:18:56 2013 -0700
@@ -3954,248 +3954,6 @@
 }
 
 
-// Serialization
-JVM_ENTRY(void, JVM_SetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj,
-                                            jlongArray fieldIDs, jcharArray typecodes, jbyteArray data))
-  assert(!JDK_Version::is_gte_jdk14x_version(), "should only be used in 1.3.1 and earlier");
-
-  typeArrayOop tcodes = typeArrayOop(JNIHandles::resolve(typecodes));
-  typeArrayOop dbuf   = typeArrayOop(JNIHandles::resolve(data));
-  typeArrayOop fids   = typeArrayOop(JNIHandles::resolve(fieldIDs));
-  oop          o      = JNIHandles::resolve(obj);
-
-  if (o == NULL || fids == NULL  || dbuf == NULL  || tcodes == NULL) {
-    THROW(vmSymbols::java_lang_NullPointerException());
-  }
-
-  jsize nfids = fids->length();
-  if (nfids == 0) return;
-
-  if (tcodes->length() < nfids) {
-    THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
-  }
-
-  jsize off = 0;
-  /* loop through fields, setting values */
-  for (jsize i = 0; i < nfids; i++) {
-    jfieldID fid = (jfieldID)(intptr_t) fids->long_at(i);
-    int field_offset;
-    if (fid != NULL) {
-      // NULL is a legal value for fid, but retrieving the field offset
-      // trigger assertion in that case
-      field_offset = jfieldIDWorkaround::from_instance_jfieldID(o->klass(), fid);
-    }
-
-    switch (tcodes->char_at(i)) {
-      case 'Z':
-        if (fid != NULL) {
-          jboolean val = (dbuf->byte_at(off) != 0) ? JNI_TRUE : JNI_FALSE;
-          o->bool_field_put(field_offset, val);
-        }
-        off++;
-        break;
-
-      case 'B':
-        if (fid != NULL) {
-          o->byte_field_put(field_offset, dbuf->byte_at(off));
-        }
-        off++;
-        break;
-
-      case 'C':
-        if (fid != NULL) {
-          jchar val = ((dbuf->byte_at(off + 0) & 0xFF) << 8)
-                    + ((dbuf->byte_at(off + 1) & 0xFF) << 0);
-          o->char_field_put(field_offset, val);
-        }
-        off += 2;
-        break;
-
-      case 'S':
-        if (fid != NULL) {
-          jshort val = ((dbuf->byte_at(off + 0) & 0xFF) << 8)
-                     + ((dbuf->byte_at(off + 1) & 0xFF) << 0);
-          o->short_field_put(field_offset, val);
-        }
-        off += 2;
-        break;
-
-      case 'I':
-        if (fid != NULL) {
-          jint ival = ((dbuf->byte_at(off + 0) & 0xFF) << 24)
-                    + ((dbuf->byte_at(off + 1) & 0xFF) << 16)
-                    + ((dbuf->byte_at(off + 2) & 0xFF) << 8)
-                    + ((dbuf->byte_at(off + 3) & 0xFF) << 0);
-          o->int_field_put(field_offset, ival);
-        }
-        off += 4;
-        break;
-
-      case 'F':
-        if (fid != NULL) {
-          jint ival = ((dbuf->byte_at(off + 0) & 0xFF) << 24)
-                    + ((dbuf->byte_at(off + 1) & 0xFF) << 16)
-                    + ((dbuf->byte_at(off + 2) & 0xFF) << 8)
-                    + ((dbuf->byte_at(off + 3) & 0xFF) << 0);
-          jfloat fval = (*int_bits_to_float_fn)(env, NULL, ival);
-          o->float_field_put(field_offset, fval);
-        }
-        off += 4;
-        break;
-
-      case 'J':
-        if (fid != NULL) {
-          jlong lval = (((jlong) dbuf->byte_at(off + 0) & 0xFF) << 56)
-                     + (((jlong) dbuf->byte_at(off + 1) & 0xFF) << 48)
-                     + (((jlong) dbuf->byte_at(off + 2) & 0xFF) << 40)
-                     + (((jlong) dbuf->byte_at(off + 3) & 0xFF) << 32)
-                     + (((jlong) dbuf->byte_at(off + 4) & 0xFF) << 24)
-                     + (((jlong) dbuf->byte_at(off + 5) & 0xFF) << 16)
-                     + (((jlong) dbuf->byte_at(off + 6) & 0xFF) << 8)
-                     + (((jlong) dbuf->byte_at(off + 7) & 0xFF) << 0);
-          o->long_field_put(field_offset, lval);
-        }
-        off += 8;
-        break;
-
-      case 'D':
-        if (fid != NULL) {
-          jlong lval = (((jlong) dbuf->byte_at(off + 0) & 0xFF) << 56)
-                     + (((jlong) dbuf->byte_at(off + 1) & 0xFF) << 48)
-                     + (((jlong) dbuf->byte_at(off + 2) & 0xFF) << 40)
-                     + (((jlong) dbuf->byte_at(off + 3) & 0xFF) << 32)
-                     + (((jlong) dbuf->byte_at(off + 4) & 0xFF) << 24)
-                     + (((jlong) dbuf->byte_at(off + 5) & 0xFF) << 16)
-                     + (((jlong) dbuf->byte_at(off + 6) & 0xFF) << 8)
-                     + (((jlong) dbuf->byte_at(off + 7) & 0xFF) << 0);
-          jdouble dval = (*long_bits_to_double_fn)(env, NULL, lval);
-          o->double_field_put(field_offset, dval);
-        }
-        off += 8;
-        break;
-
-      default:
-        // Illegal typecode
-        THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), "illegal typecode");
-    }
-  }
-JVM_END
-
-
-JVM_ENTRY(void, JVM_GetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj,
-                            jlongArray fieldIDs, jcharArray typecodes, jbyteArray data))
-  assert(!JDK_Version::is_gte_jdk14x_version(), "should only be used in 1.3.1 and earlier");
-
-  typeArrayOop tcodes = typeArrayOop(JNIHandles::resolve(typecodes));
-  typeArrayOop dbuf   = typeArrayOop(JNIHandles::resolve(data));
-  typeArrayOop fids   = typeArrayOop(JNIHandles::resolve(fieldIDs));
-  oop          o      = JNIHandles::resolve(obj);
-
-  if (o == NULL || fids == NULL  || dbuf == NULL  || tcodes == NULL) {
-    THROW(vmSymbols::java_lang_NullPointerException());
-  }
-
-  jsize nfids = fids->length();
-  if (nfids == 0) return;
-
-  if (tcodes->length() < nfids) {
-    THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
-  }
-
-  /* loop through fields, fetching values */
-  jsize off = 0;
-  for (jsize i = 0; i < nfids; i++) {
-    jfieldID fid = (jfieldID)(intptr_t) fids->long_at(i);
-    if (fid == NULL) {
-      THROW(vmSymbols::java_lang_NullPointerException());
-    }
-    int field_offset = jfieldIDWorkaround::from_instance_jfieldID(o->klass(), fid);
-
-     switch (tcodes->char_at(i)) {
-       case 'Z':
-         {
-           jboolean val = o->bool_field(field_offset);
-           dbuf->byte_at_put(off++, (val != 0) ? 1 : 0);
-         }
-         break;
-
-       case 'B':
-         dbuf->byte_at_put(off++, o->byte_field(field_offset));
-         break;
-
-       case 'C':
-         {
-           jchar val = o->char_field(field_offset);
-           dbuf->byte_at_put(off++, (val >> 8) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 0) & 0xFF);
-         }
-         break;
-
-       case 'S':
-         {
-           jshort val = o->short_field(field_offset);
-           dbuf->byte_at_put(off++, (val >> 8) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 0) & 0xFF);
-         }
-         break;
-
-       case 'I':
-         {
-           jint val = o->int_field(field_offset);
-           dbuf->byte_at_put(off++, (val >> 24) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 16) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 8)  & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 0)  & 0xFF);
-         }
-         break;
-
-       case 'F':
-         {
-           jfloat fval = o->float_field(field_offset);
-           jint ival = (*float_to_int_bits_fn)(env, NULL, fval);
-           dbuf->byte_at_put(off++, (ival >> 24) & 0xFF);
-           dbuf->byte_at_put(off++, (ival >> 16) & 0xFF);
-           dbuf->byte_at_put(off++, (ival >> 8)  & 0xFF);
-           dbuf->byte_at_put(off++, (ival >> 0)  & 0xFF);
-         }
-         break;
-
-       case 'J':
-         {
-           jlong val = o->long_field(field_offset);
-           dbuf->byte_at_put(off++, (val >> 56) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 48) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 40) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 32) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 24) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 16) & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 8)  & 0xFF);
-           dbuf->byte_at_put(off++, (val >> 0)  & 0xFF);
-         }
-         break;
-
-       case 'D':
-         {
-           jdouble dval = o->double_field(field_offset);
-           jlong lval = (*double_to_long_bits_fn)(env, NULL, dval);
-           dbuf->byte_at_put(off++, (lval >> 56) & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 48) & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 40) & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 32) & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 24) & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 16) & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 8)  & 0xFF);
-           dbuf->byte_at_put(off++, (lval >> 0)  & 0xFF);
-         }
-         break;
-
-       default:
-         // Illegal typecode
-         THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), "illegal typecode");
-     }
-  }
-JVM_END
-
 
 // Shared JNI/JVM entry points //////////////////////////////////////////////////////////////
 
--- a/src/share/vm/prims/jvm_misc.hpp	Thu Oct 03 12:39:58 2013 +0400
+++ b/src/share/vm/prims/jvm_misc.hpp	Wed Oct 02 09:18:56 2013 -0700
@@ -36,22 +36,6 @@
 void trace_class_resolution(Klass* to_class);
 
 /*
- * Support for Serialization and RMI. Currently used by HotSpot only.
- */
-
-extern "C" {
-
-void JNICALL
-JVM_SetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj,
-                            jlongArray fieldIDs, jcharArray typecodes, jbyteArray data);
-
-void JNICALL
-JVM_GetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj,
-                            jlongArray fieldIDs, jcharArray typecodes, jbyteArray data);
-
-}
-
-/*
  * Support for -Xcheck:jni
  */
 
--- a/src/share/vm/prims/nativeLookup.cpp	Thu Oct 03 12:39:58 2013 +0400
+++ b/src/share/vm/prims/nativeLookup.cpp	Wed Oct 02 09:18:56 2013 -0700
@@ -129,10 +129,6 @@
 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &f)
 
 static JNINativeMethod lookup_special_native_methods[] = {
-  // Next two functions only exist for compatibility with 1.3.1 and earlier.
-  { CC"Java_java_io_ObjectOutputStream_getPrimitiveFieldValues",   NULL, FN_PTR(JVM_GetPrimitiveFieldValues)     },  // intercept ObjectOutputStream getPrimitiveFieldValues for faster serialization
-  { CC"Java_java_io_ObjectInputStream_setPrimitiveFieldValues",    NULL, FN_PTR(JVM_SetPrimitiveFieldValues)     },  // intercept ObjectInputStream setPrimitiveFieldValues for faster serialization
-
   { CC"Java_sun_misc_Unsafe_registerNatives",                      NULL, FN_PTR(JVM_RegisterUnsafeMethods)       },
   { CC"Java_java_lang_invoke_MethodHandleNatives_registerNatives", NULL, FN_PTR(JVM_RegisterMethodHandleMethods) },
   { CC"Java_sun_misc_Perf_registerNatives",                        NULL, FN_PTR(JVM_RegisterPerfMethods)         },
@@ -140,9 +136,8 @@
 };
 
 static address lookup_special_native(char* jni_name) {
-  int i = !JDK_Version::is_gte_jdk14x_version() ? 0 : 2;  // see comment in lookup_special_native_methods
   int count = sizeof(lookup_special_native_methods) / sizeof(JNINativeMethod);
-  for (; i < count; i++) {
+  for (int i = 0; i < count; i++) {
     // NB: To ignore the jni prefix and jni postfix strstr is used matching.
     if (strstr(jni_name, lookup_special_native_methods[i].name) != NULL) {
       return CAST_FROM_FN_PTR(address, lookup_special_native_methods[i].fnPtr);