Upgrade V8 to 5.1.281.57 DO NOT MERGE
FPIIM-449
Change-Id: Id981b686b4d587ac31697662eb98bb34be42ad90
(cherry picked from commit 3b9bc31999c9787eb726ecdbfd5796bfdec32a18)
diff --git a/src/compiler/mips/instruction-selector-mips.cc b/src/compiler/mips/instruction-selector-mips.cc
index df972f7..f86ffe7 100644
--- a/src/compiler/mips/instruction-selector-mips.cc
+++ b/src/compiler/mips/instruction-selector-mips.cc
@@ -114,8 +114,13 @@
DCHECK_GE(arraysize(inputs), input_count);
DCHECK_GE(arraysize(outputs), output_count);
- selector->Emit(cont->Encode(opcode), output_count, outputs, input_count,
- inputs);
+ opcode = cont->Encode(opcode);
+ if (cont->IsDeoptimize()) {
+ selector->EmitDeoptimize(opcode, output_count, outputs, input_count, inputs,
+ cont->frame_state());
+ } else {
+ selector->Emit(opcode, output_count, outputs, input_count, inputs);
+ }
}
@@ -189,9 +194,7 @@
size_t input_count = 0;
inputs[input_count++] = g.UseUniqueRegister(base);
inputs[input_count++] = g.UseUniqueRegister(index);
- inputs[input_count++] = (write_barrier_kind == kMapWriteBarrier)
- ? g.UseRegister(value)
- : g.UseUniqueRegister(value);
+ inputs[input_count++] = g.UseUniqueRegister(value);
RecordWriteMode record_write_mode = RecordWriteMode::kValueIsAny;
switch (write_barrier_kind) {
case kNoWriteBarrier:
@@ -392,6 +395,27 @@
VisitRRO(this, kMipsSar, node);
}
+void InstructionSelector::VisitInt32PairAdd(Node* node) { UNIMPLEMENTED(); }
+
+void InstructionSelector::VisitInt32PairSub(Node* node) { UNIMPLEMENTED(); }
+
+void InstructionSelector::VisitInt32PairMul(Node* node) {
+ MipsOperandGenerator g(this);
+ InstructionOperand inputs[] = {g.UseUniqueRegister(node->InputAt(0)),
+ g.UseUniqueRegister(node->InputAt(1)),
+ g.UseUniqueRegister(node->InputAt(2)),
+ g.UseUniqueRegister(node->InputAt(3))};
+ InstructionOperand outputs[] = {
+ g.DefineAsRegister(node),
+ g.DefineAsRegister(NodeProperties::FindProjection(node, 1))};
+ Emit(kMipsMulPair, 2, outputs, 4, inputs);
+}
+
+void InstructionSelector::VisitWord32PairShl(Node* node) { UNIMPLEMENTED(); }
+
+void InstructionSelector::VisitWord32PairShr(Node* node) { UNIMPLEMENTED(); }
+
+void InstructionSelector::VisitWord32PairSar(Node* node) { UNIMPLEMENTED(); }
void InstructionSelector::VisitWord32Ror(Node* node) {
VisitRRO(this, kMipsRor, node);
@@ -612,6 +636,9 @@
VisitRR(this, kMipsTruncUwD, node);
}
+void InstructionSelector::VisitTruncateFloat64ToUint32(Node* node) {
+ VisitRR(this, kMipsTruncUwD, node);
+}
void InstructionSelector::VisitTruncateFloat64ToFloat32(Node* node) {
MipsOperandGenerator g(this);
@@ -878,6 +905,7 @@
bool InstructionSelector::IsTailCallAddressImmediate() { return false; }
+int InstructionSelector::GetTempsCountForTailCallFromJSFunction() { return 3; }
void InstructionSelector::VisitCheckedLoad(Node* node) {
CheckedLoadRepresentation load_rep = CheckedLoadRepresentationOf(node->op());
@@ -981,6 +1009,9 @@
if (cont->IsBranch()) {
selector->Emit(opcode, g.NoOutput(), left, right,
g.Label(cont->true_block()), g.Label(cont->false_block()));
+ } else if (cont->IsDeoptimize()) {
+ selector->EmitDeoptimize(opcode, g.NoOutput(), left, right,
+ cont->frame_state());
} else {
DCHECK(cont->IsSet());
selector->Emit(opcode, g.DefineAsRegister(cont->result()), left, right);
@@ -1086,9 +1117,6 @@
VisitWordCompare(selector, node, kMipsCmp, cont, false);
}
-} // namespace
-
-
// Shared routine for word comparisons against zero.
void VisitWordCompareZero(InstructionSelector* selector, Node* user,
Node* value, FlagsContinuation* cont) {
@@ -1177,12 +1205,17 @@
if (cont->IsBranch()) {
selector->Emit(opcode, g.NoOutput(), value_operand, g.TempImmediate(0),
g.Label(cont->true_block()), g.Label(cont->false_block()));
+ } else if (cont->IsDeoptimize()) {
+ selector->EmitDeoptimize(opcode, g.NoOutput(), value_operand,
+ g.TempImmediate(0), cont->frame_state());
} else {
+ DCHECK(cont->IsSet());
selector->Emit(opcode, g.DefineAsRegister(cont->result()), value_operand,
g.TempImmediate(0));
}
}
+} // namespace
void InstructionSelector::VisitBranch(Node* branch, BasicBlock* tbranch,
BasicBlock* fbranch) {
@@ -1190,6 +1223,17 @@
VisitWordCompareZero(this, branch, branch->InputAt(0), &cont);
}
+void InstructionSelector::VisitDeoptimizeIf(Node* node) {
+ FlagsContinuation cont =
+ FlagsContinuation::ForDeoptimize(kNotEqual, node->InputAt(1));
+ VisitWordCompareZero(this, node, node->InputAt(0), &cont);
+}
+
+void InstructionSelector::VisitDeoptimizeUnless(Node* node) {
+ FlagsContinuation cont =
+ FlagsContinuation::ForDeoptimize(kEqual, node->InputAt(1));
+ VisitWordCompareZero(this, node, node->InputAt(0), &cont);
+}
void InstructionSelector::VisitSwitch(Node* node, const SwitchInfo& sw) {
MipsOperandGenerator g(this);
@@ -1220,7 +1264,7 @@
void InstructionSelector::VisitWord32Equal(Node* const node) {
- FlagsContinuation cont(kEqual, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kEqual, node);
Int32BinopMatcher m(node);
if (m.right().Is(0)) {
return VisitWordCompareZero(this, m.node(), m.left().node(), &cont);
@@ -1230,32 +1274,34 @@
void InstructionSelector::VisitInt32LessThan(Node* node) {
- FlagsContinuation cont(kSignedLessThan, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kSignedLessThan, node);
VisitWordCompare(this, node, &cont);
}
void InstructionSelector::VisitInt32LessThanOrEqual(Node* node) {
- FlagsContinuation cont(kSignedLessThanOrEqual, node);
+ FlagsContinuation cont =
+ FlagsContinuation::ForSet(kSignedLessThanOrEqual, node);
VisitWordCompare(this, node, &cont);
}
void InstructionSelector::VisitUint32LessThan(Node* node) {
- FlagsContinuation cont(kUnsignedLessThan, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kUnsignedLessThan, node);
VisitWordCompare(this, node, &cont);
}
void InstructionSelector::VisitUint32LessThanOrEqual(Node* node) {
- FlagsContinuation cont(kUnsignedLessThanOrEqual, node);
+ FlagsContinuation cont =
+ FlagsContinuation::ForSet(kUnsignedLessThanOrEqual, node);
VisitWordCompare(this, node, &cont);
}
void InstructionSelector::VisitInt32AddWithOverflow(Node* node) {
if (Node* ovf = NodeProperties::FindProjection(node, 1)) {
- FlagsContinuation cont(kOverflow, ovf);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kOverflow, ovf);
return VisitBinop(this, node, kMipsAddOvf, &cont);
}
FlagsContinuation cont;
@@ -1265,7 +1311,7 @@
void InstructionSelector::VisitInt32SubWithOverflow(Node* node) {
if (Node* ovf = NodeProperties::FindProjection(node, 1)) {
- FlagsContinuation cont(kOverflow, ovf);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kOverflow, ovf);
return VisitBinop(this, node, kMipsSubOvf, &cont);
}
FlagsContinuation cont;
@@ -1274,37 +1320,39 @@
void InstructionSelector::VisitFloat32Equal(Node* node) {
- FlagsContinuation cont(kEqual, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kEqual, node);
VisitFloat32Compare(this, node, &cont);
}
void InstructionSelector::VisitFloat32LessThan(Node* node) {
- FlagsContinuation cont(kUnsignedLessThan, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kUnsignedLessThan, node);
VisitFloat32Compare(this, node, &cont);
}
void InstructionSelector::VisitFloat32LessThanOrEqual(Node* node) {
- FlagsContinuation cont(kUnsignedLessThanOrEqual, node);
+ FlagsContinuation cont =
+ FlagsContinuation::ForSet(kUnsignedLessThanOrEqual, node);
VisitFloat32Compare(this, node, &cont);
}
void InstructionSelector::VisitFloat64Equal(Node* node) {
- FlagsContinuation cont(kEqual, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kEqual, node);
VisitFloat64Compare(this, node, &cont);
}
void InstructionSelector::VisitFloat64LessThan(Node* node) {
- FlagsContinuation cont(kUnsignedLessThan, node);
+ FlagsContinuation cont = FlagsContinuation::ForSet(kUnsignedLessThan, node);
VisitFloat64Compare(this, node, &cont);
}
void InstructionSelector::VisitFloat64LessThanOrEqual(Node* node) {
- FlagsContinuation cont(kUnsignedLessThanOrEqual, node);
+ FlagsContinuation cont =
+ FlagsContinuation::ForSet(kUnsignedLessThanOrEqual, node);
VisitFloat64Compare(this, node, &cont);
}