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8001532: C2 node files refactoring

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Split C2 node files into cast, convert, countbits, intrinsic, move, narrowptr and opaquenode classes

Reviewed-by: kvn, morris
This commit is contained in:
Morris Meyer 2014-04-01 09:05:20 -07:00
parent 77d38feb95
commit 6db303a301
52 changed files with 2574 additions and 2083 deletions
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55
hotspot/src/share/vm/opto/memnode.cpp
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@ -31,11 +31,13 @@
#include "opto/cfgnode.hpp"
#include "opto/compile.hpp"
#include "opto/connode.hpp"
#include "opto/convertnode.hpp"
#include "opto/loopnode.hpp"
#include "opto/machnode.hpp"
#include "opto/matcher.hpp"
#include "opto/memnode.hpp"
#include "opto/mulnode.hpp"
#include "opto/narrowptrnode.hpp"
#include "opto/phaseX.hpp"
#include "opto/regmask.hpp"
@ -2903,59 +2905,6 @@ Node* ClearArrayNode::clear_memory(Node* ctl, Node* mem, Node* dest,
return mem;
}
//=============================================================================
// Do not match memory edge.
uint StrIntrinsicNode::match_edge(uint idx) const {
return idx == 2 || idx == 3;
}
//------------------------------Ideal------------------------------------------
// Return a node which is more "ideal" than the current node. Strip out
// control copies
Node *StrIntrinsicNode::Ideal(PhaseGVN *phase, bool can_reshape) {
if (remove_dead_region(phase, can_reshape)) return this;
// Don't bother trying to transform a dead node
if (in(0) && in(0)->is_top()) return NULL;
if (can_reshape) {
Node* mem = phase->transform(in(MemNode::Memory));
// If transformed to a MergeMem, get the desired slice
uint alias_idx = phase->C->get_alias_index(adr_type());
mem = mem->is_MergeMem() ? mem->as_MergeMem()->memory_at(alias_idx) : mem;
if (mem != in(MemNode::Memory)) {
set_req(MemNode::Memory, mem);
return this;
}
}
return NULL;
}
//------------------------------Value------------------------------------------
const Type *StrIntrinsicNode::Value( PhaseTransform *phase ) const {
if (in(0) && phase->type(in(0)) == Type::TOP) return Type::TOP;
return bottom_type();
}
//=============================================================================
//------------------------------match_edge-------------------------------------
// Do not match memory edge
uint EncodeISOArrayNode::match_edge(uint idx) const {
return idx == 2 || idx == 3; // EncodeISOArray src (Binary dst len)
}
//------------------------------Ideal------------------------------------------
// Return a node which is more "ideal" than the current node. Strip out
// control copies
Node *EncodeISOArrayNode::Ideal(PhaseGVN *phase, bool can_reshape) {
return remove_dead_region(phase, can_reshape) ? this : NULL;
}
//------------------------------Value------------------------------------------
const Type *EncodeISOArrayNode::Value(PhaseTransform *phase) const {
if (in(0) && phase->type(in(0)) == Type::TOP) return Type::TOP;
return bottom_type();
}
//=============================================================================
MemBarNode::MemBarNode(Compile* C, int alias_idx, Node* precedent)
: MultiNode(TypeFunc::Parms + (precedent == NULL? 0: 1)),