--- a/hotspot/src/share/vm/adlc/formssel.cpp Fri Mar 06 21:36:50 2009 -0800
+++ b/hotspot/src/share/vm/adlc/formssel.cpp Mon Mar 09 03:17:11 2009 -0700
@@ -3310,8 +3310,8 @@
static const char *needs_ideal_memory_list[] = {
"StoreI","StoreL","StoreP","StoreN","StoreD","StoreF" ,
"StoreB","StoreC","Store" ,"StoreFP",
- "LoadI" ,"LoadL", "LoadP" ,"LoadN", "LoadD" ,"LoadF" ,
- "LoadB" ,"LoadUS" ,"LoadS" ,"Load" ,
+ "LoadI", "LoadUI2L", "LoadL", "LoadP" ,"LoadN", "LoadD" ,"LoadF" ,
+ "LoadB" , "LoadUB", "LoadUS" ,"LoadS" ,"Load" ,
"Store4I","Store2I","Store2L","Store2D","Store4F","Store2F","Store16B",
"Store8B","Store4B","Store8C","Store4C","Store2C",
"Load4I" ,"Load2I" ,"Load2L" ,"Load2D" ,"Load4F" ,"Load2F" ,"Load16B" ,
@@ -3431,10 +3431,16 @@
const InstructForm *form2_inst = form2 ? form2->is_instruction() : NULL;
const char *name_left = mRule2->_lChild ? mRule2->_lChild->_opType : NULL;
const char *name_right = mRule2->_rChild ? mRule2->_rChild->_opType : NULL;
+ DataType data_type = Form::none;
+ if (form->is_operand()) {
+ // Make sure the loadX matches the type of the reg
+ data_type = form->ideal_to_Reg_type(form->is_operand()->ideal_type(globals));
+ }
// Detect reg vs (loadX memory)
if( form->is_cisc_reg(globals)
&& form2_inst
- && (is_load_from_memory(mRule2->_opType) != Form::none) // reg vs. (load memory)
+ && data_type != Form::none
+ && (is_load_from_memory(mRule2->_opType) == data_type) // reg vs. (load memory)
&& (name_left != NULL) // NOT (load)
&& (name_right == NULL) ) { // NOT (load memory foo)
const Form *form2_left = name_left ? globals[name_left] : NULL;