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6810672: Comment typos

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I have collected some typos I have found while looking at the code.

Reviewed-by: kvn, never
This commit is contained in:
Christian Thalinger 2009-02-27 13:27:09 -08:00
parent 67a5668b16
commit 05d1de7727
120 changed files with 278 additions and 277 deletions
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14
hotspot/src/share/vm/opto/memnode.cpp
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@ -100,12 +100,12 @@ Node *MemNode::optimize_simple_memory_chain(Node *mchain, const TypePtr *t_adr,
while (prev != result) {
prev = result;
if (result == start_mem)
break; // hit one of our sentinals
break; // hit one of our sentinels
// skip over a call which does not affect this memory slice
if (result->is_Proj() && result->as_Proj()->_con == TypeFunc::Memory) {
Node *proj_in = result->in(0);
if (proj_in->is_Allocate() && proj_in->_idx == instance_id) {
break; // hit one of our sentinals
break; // hit one of our sentinels
} else if (proj_in->is_Call()) {
CallNode *call = proj_in->as_Call();
if (!call->may_modify(t_adr, phase)) {
@ -198,7 +198,7 @@ static Node *step_through_mergemem(PhaseGVN *phase, MergeMemNode *mmem, const T
// If not, we can update the input infinitely along a MergeMem cycle
// Equivalent code in PhiNode::Ideal
Node* m = phase->transform(mmem);
// If tranformed to a MergeMem, get the desired slice
// If transformed to a MergeMem, get the desired slice
// Otherwise the returned node represents memory for every slice
mem = (m->is_MergeMem())? m->as_MergeMem()->memory_at(alias_idx) : m;
// Update input if it is progress over what we have now
@ -970,7 +970,7 @@ Node *LoadNode::Identity( PhaseTransform *phase ) {
}
// Search for an existing data phi which was generated before for the same
// instance's field to avoid infinite genertion of phis in a loop.
// instance's field to avoid infinite generation of phis in a loop.
Node *region = mem->in(0);
if (is_instance_field_load_with_local_phi(region)) {
const TypePtr *addr_t = in(MemNode::Address)->bottom_type()->isa_ptr();
@ -1254,7 +1254,7 @@ Node *LoadNode::split_through_phi(PhaseGVN *phase) {
// (This tweaking with igvn only works because x is a new node.)
igvn->set_type(x, t);
// If x is a TypeNode, capture any more-precise type permanently into Node
// othewise it will be not updated during igvn->transform since
// otherwise it will be not updated during igvn->transform since
// igvn->type(x) is set to x->Value() already.
x->raise_bottom_type(t);
Node *y = x->Identity(igvn);
@ -2591,7 +2591,7 @@ Node *MemBarNode::match( const ProjNode *proj, const Matcher *m ) {
// capturing of nearby memory operations.
//
// During macro-expansion, all captured initializations which store
// constant values of 32 bits or smaller are coalesced (if advantagous)
// constant values of 32 bits or smaller are coalesced (if advantageous)
// into larger 'tiles' 32 or 64 bits. This allows an object to be
// initialized in fewer memory operations. Memory words which are
// covered by neither tiles nor non-constant stores are pre-zeroed
@ -3678,7 +3678,7 @@ Node *MergeMemNode::Ideal(PhaseGVN *phase, bool can_reshape) {
else if (old_mmem != NULL) {
new_mem = old_mmem->memory_at(i);
}
// else preceeding memory was not a MergeMem
// else preceding memory was not a MergeMem
// replace equivalent phis (unfortunately, they do not GVN together)
if (new_mem != NULL && new_mem != new_base &&