1.1 --- a/src/share/vm/opto/library_call.cpp Thu May 29 12:04:14 2008 -0700
1.2 +++ b/src/share/vm/opto/library_call.cpp Thu May 29 16:22:09 2008 -0700
1.3 @@ -163,6 +163,7 @@
1.4 bool inline_native_newArray();
1.5 bool inline_native_getLength();
1.6 bool inline_array_copyOf(bool is_copyOfRange);
1.7 + bool inline_array_equals();
1.8 bool inline_native_clone(bool is_virtual);
1.9 bool inline_native_Reflection_getCallerClass();
1.10 bool inline_native_AtomicLong_get();
1.11 @@ -259,6 +260,7 @@
1.12 switch (id) {
1.13 case vmIntrinsics::_indexOf:
1.14 case vmIntrinsics::_compareTo:
1.15 + case vmIntrinsics::_equalsC:
1.16 break; // InlineNatives does not control String.compareTo
1.17 default:
1.18 return NULL;
1.19 @@ -272,6 +274,9 @@
1.20 case vmIntrinsics::_indexOf:
1.21 if (!SpecialStringIndexOf) return NULL;
1.22 break;
1.23 + case vmIntrinsics::_equalsC:
1.24 + if (!SpecialArraysEquals) return NULL;
1.25 + break;
1.26 case vmIntrinsics::_arraycopy:
1.27 if (!InlineArrayCopy) return NULL;
1.28 break;
1.29 @@ -586,6 +591,8 @@
1.30 return inline_array_copyOf(false);
1.31 case vmIntrinsics::_copyOfRange:
1.32 return inline_array_copyOf(true);
1.33 + case vmIntrinsics::_equalsC:
1.34 + return inline_array_equals();
1.35 case vmIntrinsics::_clone:
1.36 return inline_native_clone(intrinsic()->is_virtual());
1.37
1.38 @@ -813,6 +820,22 @@
1.39 return true;
1.40 }
1.41
1.42 +//------------------------------inline_array_equals----------------------------
1.43 +bool LibraryCallKit::inline_array_equals() {
1.44 +
1.45 + _sp += 2;
1.46 + Node *argument2 = pop();
1.47 + Node *argument1 = pop();
1.48 +
1.49 + Node* equals =
1.50 + _gvn.transform(new (C, 3) AryEqNode(control(),
1.51 + argument1,
1.52 + argument2)
1.53 + );
1.54 + push(equals);
1.55 + return true;
1.56 +}
1.57 +
1.58 // Java version of String.indexOf(constant string)
1.59 // class StringDecl {
1.60 // StringDecl(char[] ca) {
