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6420645: Create a vm that uses compressed oops for up to 32gb heapsizes

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Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
This commit is contained in:
Coleen Phillimore 2008-04-13 17:43:42 -04:00
parent 680ecf1611
commit 4a831d45f0
273 changed files with 6585 additions and 2993 deletions
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22
hotspot/src/share/vm/adlc/formssel.cpp
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@ -726,6 +726,9 @@ bool InstructForm::captures_bottom_type() const {
if( _matrule && _matrule->_rChild &&
(!strcmp(_matrule->_rChild->_opType,"CastPP") || // new result type
!strcmp(_matrule->_rChild->_opType,"CastX2P") || // new result type
!strcmp(_matrule->_rChild->_opType,"DecodeN") ||
!strcmp(_matrule->_rChild->_opType,"EncodeP") ||
!strcmp(_matrule->_rChild->_opType,"LoadN") ||
!strcmp(_matrule->_rChild->_opType,"CreateEx") || // type of exception
!strcmp(_matrule->_rChild->_opType,"CheckCastPP")) ) return true;
else if ( is_ideal_load() == Form::idealP ) return true;
@ -2101,6 +2104,7 @@ bool OperandForm::is_bound_register() const {
if (strcmp(name,"RegF")==0) size = 1;
if (strcmp(name,"RegD")==0) size = 2;
if (strcmp(name,"RegL")==0) size = 2;
if (strcmp(name,"RegN")==0) size = 1;
if (strcmp(name,"RegP")==0) size = globalAD->get_preproc_def("_LP64") ? 2 : 1;
if (size == 0) return false;
return size == reg_class->size();
@ -2365,11 +2369,12 @@ void OperandForm::ext_format(FILE *fp, FormDict &globals, uint index) {
void OperandForm::format_constant(FILE *fp, uint const_index, uint const_type) {
switch(const_type) {
case Form::idealI: fprintf(fp,"st->print(\"#%%d\", _c%d);\n", const_index); break;
case Form::idealP: fprintf(fp,"_c%d->dump_on(st);\n", const_index); break;
case Form::idealL: fprintf(fp,"st->print(\"#%%lld\", _c%d);\n", const_index); break;
case Form::idealF: fprintf(fp,"st->print(\"#%%f\", _c%d);\n", const_index); break;
case Form::idealD: fprintf(fp,"st->print(\"#%%f\", _c%d);\n", const_index); break;
case Form::idealI: fprintf(fp,"st->print(\"#%%d\", _c%d);\n", const_index); break;
case Form::idealP: fprintf(fp,"_c%d->dump_on(st);\n", const_index); break;
case Form::idealN: fprintf(fp,"_c%d->dump_on(st);\n", const_index); break;
case Form::idealL: fprintf(fp,"st->print(\"#%%lld\", _c%d);\n", const_index); break;
case Form::idealF: fprintf(fp,"st->print(\"#%%f\", _c%d);\n", const_index); break;
case Form::idealD: fprintf(fp,"st->print(\"#%%f\", _c%d);\n", const_index); break;
default:
assert( false, "ShouldNotReachHere()");
}
@ -3300,9 +3305,9 @@ void MatchNode::output(FILE *fp) {
int MatchNode::needs_ideal_memory_edge(FormDict &globals) const {
static const char *needs_ideal_memory_list[] = {
"StoreI","StoreL","StoreP","StoreD","StoreF" ,
"StoreI","StoreL","StoreP","StoreN","StoreD","StoreF" ,
"StoreB","StoreC","Store" ,"StoreFP",
"LoadI" ,"LoadL", "LoadP" ,"LoadD" ,"LoadF" ,
"LoadI" ,"LoadL", "LoadP" ,"LoadN", "LoadD" ,"LoadF" ,
"LoadB" ,"LoadC" ,"LoadS" ,"Load" ,
"Store4I","Store2I","Store2L","Store2D","Store4F","Store2F","Store16B",
"Store8B","Store4B","Store8C","Store4C","Store2C",
@ -3311,7 +3316,7 @@ int MatchNode::needs_ideal_memory_edge(FormDict &globals) const {
"LoadRange", "LoadKlass", "LoadL_unaligned", "LoadD_unaligned",
"LoadPLocked", "LoadLLocked",
"StorePConditional", "StoreLConditional",
"CompareAndSwapI", "CompareAndSwapL", "CompareAndSwapP",
"CompareAndSwapI", "CompareAndSwapL", "CompareAndSwapP", "CompareAndSwapN",
"StoreCM",
"ClearArray"
};
@ -3712,6 +3717,7 @@ bool MatchRule::is_base_register(FormDict &globals) const {
if( base_operand(position, globals, result, name, opType) &&
(strcmp(opType,"RegI")==0 ||
strcmp(opType,"RegP")==0 ||
strcmp(opType,"RegN")==0 ||
strcmp(opType,"RegL")==0 ||
strcmp(opType,"RegF")==0 ||
strcmp(opType,"RegD")==0 ||