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src/share/vm/opto/convertnode.cpp
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@@ -30,21 +30,21 @@
#include "opto/subnode.hpp"
#include "runtime/sharedRuntime.hpp"
//=============================================================================
//------------------------------Identity---------------------------------------
-Node *Conv2BNode::Identity( PhaseTransform *phase ) {
+Node* Conv2BNode::Identity(PhaseGVN* phase) {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return in(1);
if( t == TypeInt::ZERO ) return in(1);
if( t == TypeInt::ONE ) return in(1);
if( t == TypeInt::BOOL ) return in(1);
return this;
}
//------------------------------Value------------------------------------------
-const Type *Conv2BNode::Value( PhaseTransform *phase ) const {
+const Type* Conv2BNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == TypeInt::ZERO ) return TypeInt::ZERO;
if( t == TypePtr::NULL_PTR ) return TypeInt::ZERO;
const TypePtr *tp = t->isa_ptr();
@@ -62,28 +62,28 @@
// The conversions operations are all Alpha sorted. Please keep it that way!
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvD2FNode::Value( PhaseTransform *phase ) const {
+const Type* ConvD2FNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == Type::DOUBLE ) return Type::FLOAT;
const TypeD *td = t->is_double_constant();
return TypeF::make( (float)td->getd() );
}
//------------------------------Identity---------------------------------------
// Float's can be converted to doubles with no loss of bits. Hence
// converting a float to a double and back to a float is a NOP.
-Node *ConvD2FNode::Identity(PhaseTransform *phase) {
+Node* ConvD2FNode::Identity(PhaseGVN* phase) {
return (in(1)->Opcode() == Op_ConvF2D) ? in(1)->in(1) : this;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvD2INode::Value( PhaseTransform *phase ) const {
+const Type* ConvD2INode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == Type::DOUBLE ) return TypeInt::INT;
const TypeD *td = t->is_double_constant();
return TypeInt::make( SharedRuntime::d2i( td->getd() ) );
@@ -98,26 +98,26 @@
}
//------------------------------Identity---------------------------------------
// Int's can be converted to doubles with no loss of bits. Hence
// converting an integer to a double and back to an integer is a NOP.
-Node *ConvD2INode::Identity(PhaseTransform *phase) {
+Node* ConvD2INode::Identity(PhaseGVN* phase) {
return (in(1)->Opcode() == Op_ConvI2D) ? in(1)->in(1) : this;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvD2LNode::Value( PhaseTransform *phase ) const {
+const Type* ConvD2LNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == Type::DOUBLE ) return TypeLong::LONG;
const TypeD *td = t->is_double_constant();
return TypeLong::make( SharedRuntime::d2l( td->getd() ) );
}
//------------------------------Identity---------------------------------------
-Node *ConvD2LNode::Identity(PhaseTransform *phase) {
+Node* ConvD2LNode::Identity(PhaseGVN* phase) {
// Remove ConvD2L->ConvL2D->ConvD2L sequences.
if( in(1) ->Opcode() == Op_ConvL2D &&
in(1)->in(1)->Opcode() == Op_ConvD2L )
return in(1)->in(1);
return this;
@@ -131,30 +131,30 @@
return NULL;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvF2DNode::Value( PhaseTransform *phase ) const {
+const Type* ConvF2DNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == Type::FLOAT ) return Type::DOUBLE;
const TypeF *tf = t->is_float_constant();
return TypeD::make( (double)tf->getf() );
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvF2INode::Value( PhaseTransform *phase ) const {
+const Type* ConvF2INode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == Type::FLOAT ) return TypeInt::INT;
const TypeF *tf = t->is_float_constant();
return TypeInt::make( SharedRuntime::f2i( tf->getf() ) );
}
//------------------------------Identity---------------------------------------
-Node *ConvF2INode::Identity(PhaseTransform *phase) {
+Node* ConvF2INode::Identity(PhaseGVN* phase) {
// Remove ConvF2I->ConvI2F->ConvF2I sequences.
if( in(1) ->Opcode() == Op_ConvI2F &&
in(1)->in(1)->Opcode() == Op_ConvF2I )
return in(1)->in(1);
return this;
@@ -168,20 +168,20 @@
return NULL;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvF2LNode::Value( PhaseTransform *phase ) const {
+const Type* ConvF2LNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
if( t == Type::FLOAT ) return TypeLong::LONG;
const TypeF *tf = t->is_float_constant();
return TypeLong::make( SharedRuntime::f2l( tf->getf() ) );
}
//------------------------------Identity---------------------------------------
-Node *ConvF2LNode::Identity(PhaseTransform *phase) {
+Node* ConvF2LNode::Identity(PhaseGVN* phase) {
// Remove ConvF2L->ConvL2F->ConvF2L sequences.
if( in(1) ->Opcode() == Op_ConvL2F &&
in(1)->in(1)->Opcode() == Op_ConvF2L )
return in(1)->in(1);
return this;
@@ -195,40 +195,40 @@
return NULL;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvI2DNode::Value( PhaseTransform *phase ) const {
+const Type* ConvI2DNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
const TypeInt *ti = t->is_int();
if( ti->is_con() ) return TypeD::make( (double)ti->get_con() );
return bottom_type();
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvI2FNode::Value( PhaseTransform *phase ) const {
+const Type* ConvI2FNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
const TypeInt *ti = t->is_int();
if( ti->is_con() ) return TypeF::make( (float)ti->get_con() );
return bottom_type();
}
//------------------------------Identity---------------------------------------
-Node *ConvI2FNode::Identity(PhaseTransform *phase) {
+Node* ConvI2FNode::Identity(PhaseGVN* phase) {
// Remove ConvI2F->ConvF2I->ConvI2F sequences.
if( in(1) ->Opcode() == Op_ConvF2I &&
in(1)->in(1)->Opcode() == Op_ConvI2F )
return in(1)->in(1);
return this;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvI2LNode::Value( PhaseTransform *phase ) const {
+const Type* ConvI2LNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
const TypeInt *ti = t->is_int();
const Type* tl = TypeLong::make(ti->_lo, ti->_hi, ti->_widen);
// Join my declared type against my incoming type.
@@ -388,38 +388,38 @@
return this_changed;
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvL2DNode::Value( PhaseTransform *phase ) const {
+const Type* ConvL2DNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
const TypeLong *tl = t->is_long();
if( tl->is_con() ) return TypeD::make( (double)tl->get_con() );
return bottom_type();
}
//=============================================================================
//------------------------------Value------------------------------------------
-const Type *ConvL2FNode::Value( PhaseTransform *phase ) const {
+const Type* ConvL2FNode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
const TypeLong *tl = t->is_long();
if( tl->is_con() ) return TypeF::make( (float)tl->get_con() );
return bottom_type();
}
//=============================================================================
//----------------------------Identity-----------------------------------------
-Node *ConvL2INode::Identity( PhaseTransform *phase ) {
+Node* ConvL2INode::Identity(PhaseGVN* phase) {
// Convert L2I(I2L(x)) => x
if (in(1)->Opcode() == Op_ConvI2L) return in(1)->in(1);
return this;
}
//------------------------------Value------------------------------------------
-const Type *ConvL2INode::Value( PhaseTransform *phase ) const {
+const Type* ConvL2INode::Value(PhaseGVN* phase) const {
const Type *t = phase->type( in(1) );
if( t == Type::TOP ) return Type::TOP;
const TypeLong *tl = t->is_long();
if (tl->is_con())
// Easy case.
@@ -467,11 +467,11 @@
//=============================================================================
//------------------------------Identity---------------------------------------
// Remove redundant roundings
-Node *RoundFloatNode::Identity( PhaseTransform *phase ) {
+Node* RoundFloatNode::Identity(PhaseGVN* phase) {
assert(Matcher::strict_fp_requires_explicit_rounding, "should only generate for Intel");
// Do not round constants
if (phase->type(in(1))->base() == Type::FloatCon) return in(1);
int op = in(1)->Opcode();
// Redundant rounding
@@ -481,18 +481,18 @@
if( op == Op_LoadF ) return in(1);
return this;
}
//------------------------------Value------------------------------------------
-const Type *RoundFloatNode::Value( PhaseTransform *phase ) const {
+const Type* RoundFloatNode::Value(PhaseGVN* phase) const {
return phase->type( in(1) );
}
//=============================================================================
//------------------------------Identity---------------------------------------
// Remove redundant roundings. Incoming arguments are already rounded.
-Node *RoundDoubleNode::Identity( PhaseTransform *phase ) {
+Node* RoundDoubleNode::Identity(PhaseGVN* phase) {
assert(Matcher::strict_fp_requires_explicit_rounding, "should only generate for Intel");
// Do not round constants
if (phase->type(in(1))->base() == Type::DoubleCon) return in(1);
int op = in(1)->Opcode();
// Redundant rounding
@@ -504,10 +504,10 @@
if( op == Op_ConvI2D ) return in(1);
return this;
}
//------------------------------Value------------------------------------------
-const Type *RoundDoubleNode::Value( PhaseTransform *phase ) const {
+const Type* RoundDoubleNode::Value(PhaseGVN* phase) const {
return phase->type( in(1) );
}
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