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src/share/vm/opto/memnode.hpp
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@@ -109,11 +109,11 @@
#endif
}
// Map a load or store opcode to its corresponding store opcode.
// (Return -1 if unknown.)
- virtual int store_Opcode() const { return -1; }
+ virtual uint store_Opcode() const { return ~0; }
// What is the type of the value in memory? (T_VOID mean "unspecified".)
virtual BasicType memory_type() const = 0;
virtual int memory_size() const {
#ifdef ASSERT
@@ -196,11 +196,11 @@
inline bool is_acquire() const {
assert(_mo == unordered || _mo == acquire, "unexpected");
return _mo == acquire;
}
inline bool is_unsigned() const {
- int lop = Opcode();
+ uint lop = Opcode();
return (lop == Op_LoadUB) || (lop == Op_LoadUS);
}
// Polymorphic factory method:
static Node* make(PhaseGVN& gvn, Node *c, Node *mem, Node *adr,
@@ -248,11 +248,11 @@
// Do not match memory edge
virtual uint match_edge(uint idx) const;
// Map a load opcode to its corresponding store opcode.
- virtual int store_Opcode() const = 0;
+ virtual uint store_Opcode() const = 0;
// Check if the load's memory input is a Phi node with the same control.
bool is_instance_field_load_with_local_phi(Node* ctrl);
Node* convert_to_unsigned_load(PhaseGVN& gvn);
@@ -289,79 +289,79 @@
// Load a byte (8bits signed) from memory
class LoadBNode : public LoadNode {
public:
LoadBNode(Node *c, Node *mem, Node *adr, const TypePtr* at, const TypeInt *ti, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, ti, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual const Type* Value(PhaseGVN* phase) const;
- virtual int store_Opcode() const { return Op_StoreB; }
+ virtual uint store_Opcode() const { return Op_StoreB; }
virtual BasicType memory_type() const { return T_BYTE; }
};
//------------------------------LoadUBNode-------------------------------------
// Load a unsigned byte (8bits unsigned) from memory
class LoadUBNode : public LoadNode {
public:
LoadUBNode(Node* c, Node* mem, Node* adr, const TypePtr* at, const TypeInt* ti, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, ti, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
virtual Node* Ideal(PhaseGVN *phase, bool can_reshape);
virtual const Type* Value(PhaseGVN* phase) const;
- virtual int store_Opcode() const { return Op_StoreB; }
+ virtual uint store_Opcode() const { return Op_StoreB; }
virtual BasicType memory_type() const { return T_BYTE; }
};
//------------------------------LoadUSNode-------------------------------------
// Load an unsigned short/char (16bits unsigned) from memory
class LoadUSNode : public LoadNode {
public:
LoadUSNode(Node *c, Node *mem, Node *adr, const TypePtr* at, const TypeInt *ti, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, ti, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual const Type* Value(PhaseGVN* phase) const;
- virtual int store_Opcode() const { return Op_StoreC; }
+ virtual uint store_Opcode() const { return Op_StoreC; }
virtual BasicType memory_type() const { return T_CHAR; }
};
//------------------------------LoadSNode--------------------------------------
// Load a short (16bits signed) from memory
class LoadSNode : public LoadNode {
public:
LoadSNode(Node *c, Node *mem, Node *adr, const TypePtr* at, const TypeInt *ti, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, ti, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual const Type* Value(PhaseGVN* phase) const;
- virtual int store_Opcode() const { return Op_StoreC; }
+ virtual uint store_Opcode() const { return Op_StoreC; }
virtual BasicType memory_type() const { return T_SHORT; }
};
//------------------------------LoadINode--------------------------------------
// Load an integer from memory
class LoadINode : public LoadNode {
public:
LoadINode(Node *c, Node *mem, Node *adr, const TypePtr* at, const TypeInt *ti, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, ti, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegI; }
- virtual int store_Opcode() const { return Op_StoreI; }
+ virtual uint store_Opcode() const { return Op_StoreI; }
virtual BasicType memory_type() const { return T_INT; }
};
//------------------------------LoadRangeNode----------------------------------
// Load an array length from the array
class LoadRangeNode : public LoadINode {
public:
LoadRangeNode(Node *c, Node *mem, Node *adr, const TypeInt *ti = TypeInt::POS)
: LoadINode(c, mem, adr, TypeAryPtr::RANGE, ti, MemNode::unordered) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual const Type* Value(PhaseGVN* phase) const;
virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
};
@@ -378,13 +378,13 @@
public:
LoadLNode(Node *c, Node *mem, Node *adr, const TypePtr* at, const TypeLong *tl,
MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest, bool require_atomic_access = false)
: LoadNode(c, mem, adr, at, tl, mo, control_dependency), _require_atomic_access(require_atomic_access) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegL; }
- virtual int store_Opcode() const { return Op_StoreL; }
+ virtual uint store_Opcode() const { return Op_StoreL; }
virtual BasicType memory_type() const { return T_LONG; }
bool require_atomic_access() const { return _require_atomic_access; }
static LoadLNode* make_atomic(Node* ctl, Node* mem, Node* adr, const TypePtr* adr_type,
const Type* rt, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest,
bool unaligned = false, bool mismatched = false);
@@ -400,22 +400,22 @@
// Load a long from unaligned memory
class LoadL_unalignedNode : public LoadLNode {
public:
LoadL_unalignedNode(Node *c, Node *mem, Node *adr, const TypePtr* at, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadLNode(c, mem, adr, at, TypeLong::LONG, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------LoadFNode--------------------------------------
// Load a float (64 bits) from memory
class LoadFNode : public LoadNode {
public:
LoadFNode(Node *c, Node *mem, Node *adr, const TypePtr* at, const Type *t, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, t, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegF; }
- virtual int store_Opcode() const { return Op_StoreF; }
+ virtual uint store_Opcode() const { return Op_StoreF; }
virtual BasicType memory_type() const { return T_FLOAT; }
};
//------------------------------LoadDNode--------------------------------------
// Load a double (64 bits) from memory
@@ -430,13 +430,13 @@
public:
LoadDNode(Node *c, Node *mem, Node *adr, const TypePtr* at, const Type *t,
MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest, bool require_atomic_access = false)
: LoadNode(c, mem, adr, at, t, mo, control_dependency), _require_atomic_access(require_atomic_access) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegD; }
- virtual int store_Opcode() const { return Op_StoreD; }
+ virtual uint store_Opcode() const { return Op_StoreD; }
virtual BasicType memory_type() const { return T_DOUBLE; }
bool require_atomic_access() const { return _require_atomic_access; }
static LoadDNode* make_atomic(Node* ctl, Node* mem, Node* adr, const TypePtr* adr_type,
const Type* rt, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest,
bool unaligned = false, bool mismatched = false);
@@ -452,35 +452,35 @@
// Load a double from unaligned memory
class LoadD_unalignedNode : public LoadDNode {
public:
LoadD_unalignedNode(Node *c, Node *mem, Node *adr, const TypePtr* at, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadDNode(c, mem, adr, at, Type::DOUBLE, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------LoadPNode--------------------------------------
// Load a pointer from memory (either object or array)
class LoadPNode : public LoadNode {
public:
LoadPNode(Node *c, Node *mem, Node *adr, const TypePtr *at, const TypePtr* t, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, t, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegP; }
- virtual int store_Opcode() const { return Op_StoreP; }
+ virtual uint store_Opcode() const { return Op_StoreP; }
virtual BasicType memory_type() const { return T_ADDRESS; }
};
//------------------------------LoadNNode--------------------------------------
// Load a narrow oop from memory (either object or array)
class LoadNNode : public LoadNode {
public:
LoadNNode(Node *c, Node *mem, Node *adr, const TypePtr *at, const Type* t, MemOrd mo, ControlDependency control_dependency = DependsOnlyOnTest)
: LoadNode(c, mem, adr, at, t, mo, control_dependency) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegN; }
- virtual int store_Opcode() const { return Op_StoreN; }
+ virtual uint store_Opcode() const { return Op_StoreN; }
virtual BasicType memory_type() const { return T_NARROWOOP; }
};
//------------------------------LoadKlassNode----------------------------------
// Load a Klass from an object
@@ -490,11 +490,11 @@
// input is set, it must not be removed (by LoadNode::Ideal()).
virtual bool can_remove_control() const;
public:
LoadKlassNode(Node *c, Node *mem, Node *adr, const TypePtr *at, const TypeKlassPtr *tk, MemOrd mo)
: LoadPNode(c, mem, adr, at, tk, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual const Type* Value(PhaseGVN* phase) const;
virtual Node* Identity(PhaseGVN* phase);
virtual bool depends_only_on_test() const { return true; }
// Polymorphic factory method:
@@ -506,13 +506,13 @@
// Load a narrow Klass from an object.
class LoadNKlassNode : public LoadNNode {
public:
LoadNKlassNode(Node *c, Node *mem, Node *adr, const TypePtr *at, const TypeNarrowKlass *tk, MemOrd mo)
: LoadNNode(c, mem, adr, at, tk, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return Op_RegN; }
- virtual int store_Opcode() const { return Op_StoreNKlass; }
+ virtual uint store_Opcode() const { return Op_StoreNKlass; }
virtual BasicType memory_type() const { return T_NARROWKLASS; }
virtual const Type* Value(PhaseGVN* phase) const;
virtual Node* Identity(PhaseGVN* phase);
virtual bool depends_only_on_test() const { return true; }
@@ -600,11 +600,11 @@
virtual uint match_edge(uint idx) const;
virtual const Type *bottom_type() const; // returns Type::MEMORY
// Map a store opcode to its corresponding own opcode, trivially.
- virtual int store_Opcode() const { return Opcode(); }
+ virtual uint store_Opcode() const { return Opcode(); }
// have all possible loads of the value stored been optimized away?
bool value_never_loaded(PhaseTransform *phase) const;
};
@@ -612,33 +612,33 @@
// Store byte to memory
class StoreBNode : public StoreNode {
public:
StoreBNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual BasicType memory_type() const { return T_BYTE; }
};
//------------------------------StoreCNode-------------------------------------
// Store char/short to memory
class StoreCNode : public StoreNode {
public:
StoreCNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual BasicType memory_type() const { return T_CHAR; }
};
//------------------------------StoreINode-------------------------------------
// Store int to memory
class StoreINode : public StoreNode {
public:
StoreINode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_INT; }
};
//------------------------------StoreLNode-------------------------------------
// Store long to memory
@@ -652,11 +652,11 @@
const bool _require_atomic_access; // is piecewise store forbidden?
public:
StoreLNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo, bool require_atomic_access = false)
: StoreNode(c, mem, adr, at, val, mo), _require_atomic_access(require_atomic_access) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_LONG; }
bool require_atomic_access() const { return _require_atomic_access; }
static StoreLNode* make_atomic(Node* ctl, Node* mem, Node* adr, const TypePtr* adr_type, Node* val, MemOrd mo);
#ifndef PRODUCT
virtual void dump_spec(outputStream *st) const {
@@ -670,11 +670,11 @@
// Store float to memory
class StoreFNode : public StoreNode {
public:
StoreFNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_FLOAT; }
};
//------------------------------StoreDNode-------------------------------------
// Store double to memory
@@ -688,11 +688,11 @@
const bool _require_atomic_access; // is piecewise store forbidden?
public:
StoreDNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val,
MemOrd mo, bool require_atomic_access = false)
: StoreNode(c, mem, adr, at, val, mo), _require_atomic_access(require_atomic_access) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_DOUBLE; }
bool require_atomic_access() const { return _require_atomic_access; }
static StoreDNode* make_atomic(Node* ctl, Node* mem, Node* adr, const TypePtr* adr_type, Node* val, MemOrd mo);
#ifndef PRODUCT
virtual void dump_spec(outputStream *st) const {
@@ -707,31 +707,31 @@
// Store pointer to memory
class StorePNode : public StoreNode {
public:
StorePNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_ADDRESS; }
};
//------------------------------StoreNNode-------------------------------------
// Store narrow oop to memory
class StoreNNode : public StoreNode {
public:
StoreNNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_NARROWOOP; }
};
//------------------------------StoreNKlassNode--------------------------------------
// Store narrow klass to memory
class StoreNKlassNode : public StoreNNode {
public:
StoreNKlassNode(Node *c, Node *mem, Node *adr, const TypePtr* at, Node *val, MemOrd mo)
: StoreNNode(c, mem, adr, at, val, mo) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual BasicType memory_type() const { return T_NARROWKLASS; }
};
//------------------------------StoreCMNode-----------------------------------
// Store card-mark byte to memory for CM
@@ -753,11 +753,11 @@
_oop_alias_idx(oop_alias_idx) {
assert(_oop_alias_idx >= Compile::AliasIdxRaw ||
_oop_alias_idx == Compile::AliasIdxBot && Compile::current()->AliasLevel() == 0,
"bad oop alias idx");
}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual const Type* Value(PhaseGVN* phase) const;
virtual BasicType memory_type() const { return T_VOID; } // unspecific
int oop_alias_idx() const { return _oop_alias_idx; }
@@ -769,23 +769,23 @@
// On PowerPC and friends it's a real load-locked.
class LoadPLockedNode : public LoadPNode {
public:
LoadPLockedNode(Node *c, Node *mem, Node *adr, MemOrd mo)
: LoadPNode(c, mem, adr, TypeRawPtr::BOTTOM, TypeRawPtr::BOTTOM, mo) {}
- virtual int Opcode() const;
- virtual int store_Opcode() const { return Op_StorePConditional; }
+ virtual uint Opcode() const;
+ virtual uint store_Opcode() const { return Op_StorePConditional; }
virtual bool depends_only_on_test() const { return true; }
};
//------------------------------SCMemProjNode---------------------------------------
// This class defines a projection of the memory state of a store conditional node.
// These nodes return a value, but also update memory.
class SCMemProjNode : public ProjNode {
public:
enum {SCMEMPROJCON = (uint)-2};
SCMemProjNode( Node *src) : ProjNode( src, SCMEMPROJCON) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual bool is_CFG() const { return false; }
virtual const Type *bottom_type() const {return Type::MEMORY;}
virtual const TypePtr *adr_type() const {
Node* ctrl = in(0);
if (ctrl == NULL) return NULL; // node is dead
@@ -829,33 +829,33 @@
// Conditionally store pointer to memory, if no change since prior
// load-locked. Sets flags for success or failure of the store.
class StorePConditionalNode : public LoadStoreConditionalNode {
public:
StorePConditionalNode( Node *c, Node *mem, Node *adr, Node *val, Node *ll ) : LoadStoreConditionalNode(c, mem, adr, val, ll) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
// Produces flags
virtual uint ideal_reg() const { return Op_RegFlags; }
};
//------------------------------StoreIConditionalNode---------------------------
// Conditionally store int to memory, if no change since prior
// load-locked. Sets flags for success or failure of the store.
class StoreIConditionalNode : public LoadStoreConditionalNode {
public:
StoreIConditionalNode( Node *c, Node *mem, Node *adr, Node *val, Node *ii ) : LoadStoreConditionalNode(c, mem, adr, val, ii) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
// Produces flags
virtual uint ideal_reg() const { return Op_RegFlags; }
};
//------------------------------StoreLConditionalNode---------------------------
// Conditionally store long to memory, if no change since prior
// load-locked. Sets flags for success or failure of the store.
class StoreLConditionalNode : public LoadStoreConditionalNode {
public:
StoreLConditionalNode( Node *c, Node *mem, Node *adr, Node *val, Node *ll ) : LoadStoreConditionalNode(c, mem, adr, val, ll) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
// Produces flags
virtual uint ideal_reg() const { return Op_RegFlags; }
};
class CompareAndSwapNode : public LoadStoreConditionalNode {
@@ -887,203 +887,203 @@
//------------------------------CompareAndSwapBNode---------------------------
class CompareAndSwapBNode : public CompareAndSwapNode {
public:
CompareAndSwapBNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndSwapSNode---------------------------
class CompareAndSwapSNode : public CompareAndSwapNode {
public:
CompareAndSwapSNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndSwapINode---------------------------
class CompareAndSwapINode : public CompareAndSwapNode {
public:
CompareAndSwapINode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndSwapLNode---------------------------
class CompareAndSwapLNode : public CompareAndSwapNode {
public:
CompareAndSwapLNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndSwapPNode---------------------------
class CompareAndSwapPNode : public CompareAndSwapNode {
public:
CompareAndSwapPNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndSwapNNode---------------------------
class CompareAndSwapNNode : public CompareAndSwapNode {
public:
CompareAndSwapNNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------WeakCompareAndSwapBNode---------------------------
class WeakCompareAndSwapBNode : public CompareAndSwapNode {
public:
WeakCompareAndSwapBNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------WeakCompareAndSwapSNode---------------------------
class WeakCompareAndSwapSNode : public CompareAndSwapNode {
public:
WeakCompareAndSwapSNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------WeakCompareAndSwapINode---------------------------
class WeakCompareAndSwapINode : public CompareAndSwapNode {
public:
WeakCompareAndSwapINode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------WeakCompareAndSwapLNode---------------------------
class WeakCompareAndSwapLNode : public CompareAndSwapNode {
public:
WeakCompareAndSwapLNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------WeakCompareAndSwapPNode---------------------------
class WeakCompareAndSwapPNode : public CompareAndSwapNode {
public:
WeakCompareAndSwapPNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------WeakCompareAndSwapNNode---------------------------
class WeakCompareAndSwapNNode : public CompareAndSwapNode {
public:
WeakCompareAndSwapNNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, MemNode::MemOrd mem_ord) : CompareAndSwapNode(c, mem, adr, val, ex, mem_ord) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndExchangeBNode---------------------------
class CompareAndExchangeBNode : public CompareAndExchangeNode {
public:
CompareAndExchangeBNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, const TypePtr* at, MemNode::MemOrd mem_ord) : CompareAndExchangeNode(c, mem, adr, val, ex, mem_ord, at, TypeInt::BYTE) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndExchangeSNode---------------------------
class CompareAndExchangeSNode : public CompareAndExchangeNode {
public:
CompareAndExchangeSNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, const TypePtr* at, MemNode::MemOrd mem_ord) : CompareAndExchangeNode(c, mem, adr, val, ex, mem_ord, at, TypeInt::SHORT) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndExchangeLNode---------------------------
class CompareAndExchangeLNode : public CompareAndExchangeNode {
public:
CompareAndExchangeLNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, const TypePtr* at, MemNode::MemOrd mem_ord) : CompareAndExchangeNode(c, mem, adr, val, ex, mem_ord, at, TypeLong::LONG) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndExchangeINode---------------------------
class CompareAndExchangeINode : public CompareAndExchangeNode {
public:
CompareAndExchangeINode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, const TypePtr* at, MemNode::MemOrd mem_ord) : CompareAndExchangeNode(c, mem, adr, val, ex, mem_ord, at, TypeInt::INT) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndExchangePNode---------------------------
class CompareAndExchangePNode : public CompareAndExchangeNode {
public:
CompareAndExchangePNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, const TypePtr* at, const Type* t, MemNode::MemOrd mem_ord) : CompareAndExchangeNode(c, mem, adr, val, ex, mem_ord, at, t) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------CompareAndExchangeNNode---------------------------
class CompareAndExchangeNNode : public CompareAndExchangeNode {
public:
CompareAndExchangeNNode( Node *c, Node *mem, Node *adr, Node *val, Node *ex, const TypePtr* at, const Type* t, MemNode::MemOrd mem_ord) : CompareAndExchangeNode(c, mem, adr, val, ex, mem_ord, at, t) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndAddBNode---------------------------
class GetAndAddBNode : public LoadStoreNode {
public:
GetAndAddBNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeInt::BYTE, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndAddSNode---------------------------
class GetAndAddSNode : public LoadStoreNode {
public:
GetAndAddSNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeInt::SHORT, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndAddINode---------------------------
class GetAndAddINode : public LoadStoreNode {
public:
GetAndAddINode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeInt::INT, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndAddLNode---------------------------
class GetAndAddLNode : public LoadStoreNode {
public:
GetAndAddLNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeLong::LONG, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndSetBNode---------------------------
class GetAndSetBNode : public LoadStoreNode {
public:
GetAndSetBNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeInt::BYTE, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndSetSNode---------------------------
class GetAndSetSNode : public LoadStoreNode {
public:
GetAndSetSNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeInt::SHORT, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndSetINode---------------------------
class GetAndSetINode : public LoadStoreNode {
public:
GetAndSetINode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeInt::INT, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndSetLNode---------------------------
class GetAndSetLNode : public LoadStoreNode {
public:
GetAndSetLNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at ) : LoadStoreNode(c, mem, adr, val, at, TypeLong::LONG, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndSetPNode---------------------------
class GetAndSetPNode : public LoadStoreNode {
public:
GetAndSetPNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at, const Type* t ) : LoadStoreNode(c, mem, adr, val, at, t, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------GetAndSetNNode---------------------------
class GetAndSetNNode : public LoadStoreNode {
public:
GetAndSetNNode( Node *c, Node *mem, Node *adr, Node *val, const TypePtr* at, const Type* t ) : LoadStoreNode(c, mem, adr, val, at, t, 4) { }
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
//------------------------------ClearArray-------------------------------------
class ClearArrayNode: public Node {
private:
@@ -1091,11 +1091,11 @@
public:
ClearArrayNode( Node *ctrl, Node *arymem, Node *word_cnt, Node *base, bool is_large)
: Node(ctrl,arymem,word_cnt,base), _is_large(is_large) {
init_class_id(Class_ClearArray);
}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual const Type *bottom_type() const { return Type::MEMORY; }
// ClearArray modifies array elements, and so affects only the
// array memory addressed by the bottom_type of its base address.
virtual const class TypePtr *adr_type() const;
virtual Node* Identity(PhaseGVN* phase);
@@ -1144,11 +1144,11 @@
public:
enum {
Precedent = TypeFunc::Parms // optional edge to force precedence
};
MemBarNode(Compile* C, int alias_idx, Node* precedent);
- virtual int Opcode() const = 0;
+ virtual uint Opcode() const = 0;
virtual const class TypePtr *adr_type() const { return _adr_type; }
virtual const Type* Value(PhaseGVN* phase) const;
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual uint match_edge(uint idx) const { return 0; }
virtual const Type *bottom_type() const { return TypeTuple::MEMBAR; }
@@ -1165,99 +1165,99 @@
// visibility. Inserted after a volatile load.
class MemBarAcquireNode: public MemBarNode {
public:
MemBarAcquireNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// "Acquire" - no following ref can move before (but earlier refs can
// follow, like an early Load stalled in cache). Requires multi-cpu
// visibility. Inserted independ of any load, as required
// for intrinsic Unsafe.loadFence().
class LoadFenceNode: public MemBarNode {
public:
LoadFenceNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// "Release" - no earlier ref can move after (but later refs can move
// up, like a speculative pipelined cache-hitting Load). Requires
// multi-cpu visibility. Inserted before a volatile store.
class MemBarReleaseNode: public MemBarNode {
public:
MemBarReleaseNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// "Release" - no earlier ref can move after (but later refs can move
// up, like a speculative pipelined cache-hitting Load). Requires
// multi-cpu visibility. Inserted independent of any store, as required
// for intrinsic Unsafe.storeFence().
class StoreFenceNode: public MemBarNode {
public:
StoreFenceNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// "Acquire" - no following ref can move before (but earlier refs can
// follow, like an early Load stalled in cache). Requires multi-cpu
// visibility. Inserted after a FastLock.
class MemBarAcquireLockNode: public MemBarNode {
public:
MemBarAcquireLockNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// "Release" - no earlier ref can move after (but later refs can move
// up, like a speculative pipelined cache-hitting Load). Requires
// multi-cpu visibility. Inserted before a FastUnLock.
class MemBarReleaseLockNode: public MemBarNode {
public:
MemBarReleaseLockNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
class MemBarStoreStoreNode: public MemBarNode {
public:
MemBarStoreStoreNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {
init_class_id(Class_MemBarStoreStore);
}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// Ordering between a volatile store and a following volatile load.
// Requires multi-CPU visibility?
class MemBarVolatileNode: public MemBarNode {
public:
MemBarVolatileNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// Ordering within the same CPU. Used to order unsafe memory references
// inside the compiler when we lack alias info. Not needed "outside" the
// compiler because the CPU does all the ordering for us.
class MemBarCPUOrderNode: public MemBarNode {
public:
MemBarCPUOrderNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return 0; } // not matched in the AD file
};
class OnSpinWaitNode: public MemBarNode {
public:
OnSpinWaitNode(Compile* C, int alias_idx, Node* precedent)
: MemBarNode(C, alias_idx, precedent) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
};
// Isolation of object setup after an AllocateNode and before next safepoint.
// (See comment in memnode.cpp near InitializeNode::InitializeNode for semantics.)
class InitializeNode: public MemBarNode {
@@ -1279,11 +1279,11 @@
RawAddress = TypeFunc::Parms+0, // the newly-allocated raw address
RawStores = TypeFunc::Parms+1 // zero or more stores (or TOP)
};
InitializeNode(Compile* C, int adr_type, Node* rawoop);
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint size_of() const { return sizeof(*this); }
virtual uint ideal_reg() const { return 0; } // not matched in the AD file
virtual const RegMask &in_RegMask(uint) const; // mask for RawAddress
// Manage incoming memory edges via a MergeMem on in(Memory):
@@ -1368,11 +1368,11 @@
// If the input is a whole memory state, clone it with all its slices intact.
// Otherwise, make a new memory state with just that base memory input.
// In either case, the result is a newly created MergeMem.
static MergeMemNode* make(Node* base_memory);
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual Node* Identity(PhaseGVN* phase);
virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
virtual uint ideal_reg() const { return NotAMachineReg; }
virtual uint match_edge(uint idx) const { return 0; }
virtual const RegMask &out_RegMask() const;
@@ -1596,11 +1596,11 @@
// Allocation prefetch which may fault, TLAB size have to be adjusted.
class PrefetchAllocationNode : public Node {
public:
PrefetchAllocationNode(Node *mem, Node *adr) : Node(0,mem,adr) {}
- virtual int Opcode() const;
+ virtual uint Opcode() const;
virtual uint ideal_reg() const { return NotAMachineReg; }
virtual uint match_edge(uint idx) const { return idx==2; }
virtual const Type *bottom_type() const { return ( AllocatePrefetchStyle == 3 ) ? Type::MEMORY : Type::ABIO; }
};
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