Merge V8 5.3.332.45. DO NOT MERGE
Test: Manual
FPIIM-449
Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/src/crankshaft/mips/lithium-codegen-mips.cc b/src/crankshaft/mips/lithium-codegen-mips.cc
index bdc5c64..30a59fc 100644
--- a/src/crankshaft/mips/lithium-codegen-mips.cc
+++ b/src/crankshaft/mips/lithium-codegen-mips.cc
@@ -34,8 +34,6 @@
#include "src/crankshaft/mips/lithium-gap-resolver-mips.h"
#include "src/ic/ic.h"
#include "src/ic/stub-cache.h"
-#include "src/profiler/cpu-profiler.h"
-
namespace v8 {
namespace internal {
@@ -801,7 +799,7 @@
!frame_is_built_);
// We often have several deopts to the same entry, reuse the last
// jump entry if this is the case.
- if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() ||
+ if (FLAG_trace_deopt || isolate()->is_profiling() ||
jump_table_.is_empty() ||
!table_entry.IsEquivalentTo(jump_table_.last())) {
jump_table_.Add(table_entry, zone());
@@ -877,7 +875,6 @@
void LCodeGen::RecordAndWritePosition(int position) {
if (position == RelocInfo::kNoPosition) return;
masm()->positions_recorder()->RecordPosition(position);
- masm()->positions_recorder()->WriteRecordedPositions();
}
@@ -2417,9 +2414,9 @@
Operand(JS_PROXY_TYPE));
__ lw(object_prototype, FieldMemOperand(object_map, Map::kPrototypeOffset));
- EmitTrueBranch(instr, eq, object_prototype, Operand(prototype));
__ LoadRoot(at, Heap::kNullValueRootIndex);
EmitFalseBranch(instr, eq, object_prototype, Operand(at));
+ EmitTrueBranch(instr, eq, object_prototype, Operand(prototype));
__ Branch(USE_DELAY_SLOT, &loop);
__ lw(object_map, FieldMemOperand(object_prototype, HeapObject::kMapOffset));
}
@@ -2515,15 +2512,12 @@
void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
DCHECK(ToRegister(instr->context()).is(cp));
- DCHECK(ToRegister(instr->global_object())
- .is(LoadDescriptor::ReceiverRegister()));
DCHECK(ToRegister(instr->result()).is(v0));
- __ li(LoadDescriptor::NameRegister(), Operand(instr->name()));
EmitVectorLoadICRegisters<LLoadGlobalGeneric>(instr);
- Handle<Code> ic = CodeFactory::LoadICInOptimizedCode(
- isolate(), instr->typeof_mode(), PREMONOMORPHIC)
- .code();
+ Handle<Code> ic =
+ CodeFactory::LoadGlobalICInOptimizedCode(isolate(), instr->typeof_mode())
+ .code();
CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -2622,10 +2616,7 @@
// Name is always in a2.
__ li(LoadDescriptor::NameRegister(), Operand(instr->name()));
EmitVectorLoadICRegisters<LLoadNamedGeneric>(instr);
- Handle<Code> ic = CodeFactory::LoadICInOptimizedCode(
- isolate(), NOT_INSIDE_TYPEOF,
- instr->hydrogen()->initialization_state())
- .code();
+ Handle<Code> ic = CodeFactory::LoadICInOptimizedCode(isolate()).code();
CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -2930,13 +2921,9 @@
DCHECK(ToRegister(instr->object()).is(LoadDescriptor::ReceiverRegister()));
DCHECK(ToRegister(instr->key()).is(LoadDescriptor::NameRegister()));
- if (instr->hydrogen()->HasVectorAndSlot()) {
- EmitVectorLoadICRegisters<LLoadKeyedGeneric>(instr);
- }
+ EmitVectorLoadICRegisters<LLoadKeyedGeneric>(instr);
- Handle<Code> ic = CodeFactory::KeyedLoadICInOptimizedCode(
- isolate(), instr->hydrogen()->initialization_state())
- .code();
+ Handle<Code> ic = CodeFactory::KeyedLoadICInOptimizedCode(isolate()).code();
CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -3499,26 +3486,32 @@
}
}
+void LCodeGen::DoMathCos(LMathCos* instr) {
+ __ PrepareCallCFunction(0, 1, scratch0());
+ __ MovToFloatParameter(ToDoubleRegister(instr->value()));
+ __ CallCFunction(ExternalReference::ieee754_cos_function(isolate()), 0, 1);
+ __ MovFromFloatResult(ToDoubleRegister(instr->result()));
+}
+
+void LCodeGen::DoMathSin(LMathSin* instr) {
+ __ PrepareCallCFunction(0, 1, scratch0());
+ __ MovToFloatParameter(ToDoubleRegister(instr->value()));
+ __ CallCFunction(ExternalReference::ieee754_sin_function(isolate()), 0, 1);
+ __ MovFromFloatResult(ToDoubleRegister(instr->result()));
+}
void LCodeGen::DoMathExp(LMathExp* instr) {
- DoubleRegister input = ToDoubleRegister(instr->value());
- DoubleRegister result = ToDoubleRegister(instr->result());
- DoubleRegister double_scratch1 = ToDoubleRegister(instr->double_temp());
- DoubleRegister double_scratch2 = double_scratch0();
- Register temp1 = ToRegister(instr->temp1());
- Register temp2 = ToRegister(instr->temp2());
-
- MathExpGenerator::EmitMathExp(
- masm(), input, result, double_scratch1, double_scratch2,
- temp1, temp2, scratch0());
+ __ PrepareCallCFunction(0, 1, scratch0());
+ __ MovToFloatParameter(ToDoubleRegister(instr->value()));
+ __ CallCFunction(ExternalReference::ieee754_exp_function(isolate()), 0, 1);
+ __ MovFromFloatResult(ToDoubleRegister(instr->result()));
}
void LCodeGen::DoMathLog(LMathLog* instr) {
__ PrepareCallCFunction(0, 1, scratch0());
__ MovToFloatParameter(ToDoubleRegister(instr->value()));
- __ CallCFunction(ExternalReference::math_log_double_function(isolate()),
- 0, 1);
+ __ CallCFunction(ExternalReference::ieee754_log_function(isolate()), 0, 1);
__ MovFromFloatResult(ToDoubleRegister(instr->result()));
}
@@ -3541,7 +3534,9 @@
#endif
if (FLAG_code_comments) {
if (actual.is_reg()) {
- Comment(";;; PrepareForTailCall, actual: %s {", actual.reg().ToString());
+ Comment(";;; PrepareForTailCall, actual: %s {",
+ RegisterConfiguration::Crankshaft()->GetGeneralRegisterName(
+ actual.reg().code()));
} else {
Comment(";;; PrepareForTailCall, actual: %d {", actual.immediate());
}
@@ -3648,14 +3643,8 @@
DCHECK(ToRegister(instr->result()).is(v0));
__ li(a0, Operand(instr->arity()));
- if (instr->arity() == 1) {
- // We only need the allocation site for the case we have a length argument.
- // The case may bail out to the runtime, which will determine the correct
- // elements kind with the site.
- __ li(a2, instr->hydrogen()->site());
- } else {
- __ LoadRoot(a2, Heap::kUndefinedValueRootIndex);
- }
+ __ li(a2, instr->hydrogen()->site());
+
ElementsKind kind = instr->hydrogen()->elements_kind();
AllocationSiteOverrideMode override_mode =
(AllocationSite::GetMode(kind) == TRACK_ALLOCATION_SITE)
@@ -3687,7 +3676,7 @@
CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
__ bind(&done);
} else {
- ArrayNArgumentsConstructorStub stub(isolate(), kind, override_mode);
+ ArrayNArgumentsConstructorStub stub(isolate());
CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
}
}
@@ -3809,14 +3798,12 @@
DCHECK(ToRegister(instr->object()).is(StoreDescriptor::ReceiverRegister()));
DCHECK(ToRegister(instr->value()).is(StoreDescriptor::ValueRegister()));
- if (instr->hydrogen()->HasVectorAndSlot()) {
- EmitVectorStoreICRegisters<LStoreNamedGeneric>(instr);
- }
+ EmitVectorStoreICRegisters<LStoreNamedGeneric>(instr);
__ li(StoreDescriptor::NameRegister(), Operand(instr->name()));
- Handle<Code> ic = CodeFactory::StoreICInOptimizedCode(
- isolate(), instr->language_mode(),
- instr->hydrogen()->initialization_state()).code();
+ Handle<Code> ic =
+ CodeFactory::StoreICInOptimizedCode(isolate(), instr->language_mode())
+ .code();
CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -4037,13 +4024,11 @@
DCHECK(ToRegister(instr->key()).is(StoreDescriptor::NameRegister()));
DCHECK(ToRegister(instr->value()).is(StoreDescriptor::ValueRegister()));
- if (instr->hydrogen()->HasVectorAndSlot()) {
- EmitVectorStoreICRegisters<LStoreKeyedGeneric>(instr);
- }
+ EmitVectorStoreICRegisters<LStoreKeyedGeneric>(instr);
Handle<Code> ic = CodeFactory::KeyedStoreICInOptimizedCode(
- isolate(), instr->language_mode(),
- instr->hydrogen()->initialization_state()).code();
+ isolate(), instr->language_mode())
+ .code();
CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -4179,8 +4164,7 @@
DCHECK(ToRegister(instr->context()).is(cp));
PushSafepointRegistersScope scope(this);
__ li(a1, Operand(to_map));
- bool is_js_array = from_map->instance_type() == JS_ARRAY_TYPE;
- TransitionElementsKindStub stub(isolate(), from_kind, to_kind, is_js_array);
+ TransitionElementsKindStub stub(isolate(), from_kind, to_kind);
__ CallStub(&stub);
RecordSafepointWithRegisters(
instr->pointer_map(), 0, Safepoint::kLazyDeopt);
@@ -5028,14 +5012,6 @@
}
-void LCodeGen::DoConstructDouble(LConstructDouble* instr) {
- Register hi_reg = ToRegister(instr->hi());
- Register lo_reg = ToRegister(instr->lo());
- DoubleRegister result_reg = ToDoubleRegister(instr->result());
- __ Move(result_reg, lo_reg, hi_reg);
-}
-
-
void LCodeGen::DoAllocate(LAllocate* instr) {
class DeferredAllocate final : public LDeferredCode {
public: