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Diffstat (limited to 'deps/v8/src/builtins/builtins-handler.cc')
-rw-r--r--deps/v8/src/builtins/builtins-handler.cc243
1 files changed, 131 insertions, 112 deletions
diff --git a/deps/v8/src/builtins/builtins-handler.cc b/deps/v8/src/builtins/builtins-handler.cc
index 42b35d0d2f..766d43757c 100644
--- a/deps/v8/src/builtins/builtins-handler.cc
+++ b/deps/v8/src/builtins/builtins-handler.cc
@@ -5,107 +5,166 @@
#include "src/builtins/builtins-utils.h"
#include "src/builtins/builtins.h"
#include "src/code-stub-assembler.h"
-#include "src/ic/accessor-assembler.h"
#include "src/ic/handler-compiler.h"
#include "src/ic/ic.h"
#include "src/ic/keyed-store-generic.h"
+#include "src/objects-inl.h"
namespace v8 {
namespace internal {
-void Builtins::Generate_KeyedLoadIC_Megamorphic_TF(
- compiler::CodeAssemblerState* state) {
- AccessorAssembler::GenerateKeyedLoadICMegamorphic(state);
+TF_BUILTIN(KeyedLoadIC_IndexedString, CodeStubAssembler) {
+ typedef LoadWithVectorDescriptor Descriptor;
+
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* index = Parameter(Descriptor::kName);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
+
+ Label miss(this);
+
+ Node* index_intptr = TryToIntptr(index, &miss);
+ Node* length = SmiUntag(LoadStringLength(receiver));
+ GotoIf(UintPtrGreaterThanOrEqual(index_intptr, length), &miss);
+
+ Node* code = StringCharCodeAt(receiver, index_intptr, INTPTR_PARAMETERS);
+ Node* result = StringFromCharCode(code);
+ Return(result);
+
+ Bind(&miss);
+ TailCallRuntime(Runtime::kKeyedLoadIC_Miss, context, receiver, index, slot,
+ vector);
}
-void Builtins::Generate_KeyedLoadIC_Miss(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(KeyedLoadIC_Miss, CodeStubAssembler) {
typedef LoadWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* receiver = assembler.Parameter(Descriptor::kReceiver);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* slot = assembler.Parameter(Descriptor::kSlot);
- Node* vector = assembler.Parameter(Descriptor::kVector);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kKeyedLoadIC_Miss, context, receiver, name,
- slot, vector);
+ TailCallRuntime(Runtime::kKeyedLoadIC_Miss, context, receiver, name, slot,
+ vector);
}
-void Builtins::Generate_KeyedLoadIC_Slow(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(KeyedLoadIC_Slow, CodeStubAssembler) {
typedef LoadWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* receiver = assembler.Parameter(Descriptor::kReceiver);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kKeyedGetProperty, context, receiver,
- name);
+ TailCallRuntime(Runtime::kKeyedGetProperty, context, receiver, name);
}
-void Builtins::Generate_KeyedStoreIC_Megamorphic_TF(
+void Builtins::Generate_KeyedStoreIC_Megamorphic(
compiler::CodeAssemblerState* state) {
KeyedStoreGenericGenerator::Generate(state, SLOPPY);
}
-void Builtins::Generate_KeyedStoreIC_Megamorphic_Strict_TF(
+void Builtins::Generate_KeyedStoreIC_Megamorphic_Strict(
compiler::CodeAssemblerState* state) {
KeyedStoreGenericGenerator::Generate(state, STRICT);
}
-void Builtins::Generate_KeyedStoreIC_Miss(MacroAssembler* masm) {
- KeyedStoreIC::GenerateMiss(masm);
+TF_BUILTIN(KeyedStoreIC_Miss, CodeStubAssembler) {
+ typedef StoreWithVectorDescriptor Descriptor;
+
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* value = Parameter(Descriptor::kValue);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
+
+ TailCallRuntime(Runtime::kKeyedStoreIC_Miss, context, value, slot, vector,
+ receiver, name);
}
-void Builtins::Generate_KeyedStoreIC_Slow(MacroAssembler* masm) {
- KeyedStoreIC::GenerateSlow(masm);
+TF_BUILTIN(KeyedStoreIC_Slow, CodeStubAssembler) {
+ typedef StoreWithVectorDescriptor Descriptor;
+
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* value = Parameter(Descriptor::kValue);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
+
+ // The slow case calls into the runtime to complete the store without causing
+ // an IC miss that would otherwise cause a transition to the generic stub.
+ TailCallRuntime(Runtime::kKeyedStoreIC_Slow, context, value, slot, vector,
+ receiver, name);
}
-void Builtins::Generate_LoadGlobalIC_Miss(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(LoadGlobalIC_Miss, CodeStubAssembler) {
typedef LoadGlobalWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* slot = assembler.Parameter(Descriptor::kSlot);
- Node* vector = assembler.Parameter(Descriptor::kVector);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* name = Parameter(Descriptor::kName);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kLoadGlobalIC_Miss, context, name, slot,
- vector);
+ TailCallRuntime(Runtime::kLoadGlobalIC_Miss, context, name, slot, vector);
}
-void Builtins::Generate_LoadGlobalIC_Slow(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(LoadGlobalIC_Slow, CodeStubAssembler) {
typedef LoadGlobalWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* name = Parameter(Descriptor::kName);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kLoadGlobalIC_Slow, context, name);
+ TailCallRuntime(Runtime::kLoadGlobalIC_Slow, context, name, slot, vector);
}
void Builtins::Generate_LoadIC_Getter_ForDeopt(MacroAssembler* masm) {
NamedLoadHandlerCompiler::GenerateLoadViaGetterForDeopt(masm);
}
-void Builtins::Generate_LoadIC_Miss(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(LoadIC_FunctionPrototype, CodeStubAssembler) {
+ typedef LoadWithVectorDescriptor Descriptor;
+
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
+
+ Label miss(this);
+
+ Node* proto_or_map =
+ LoadObjectField(receiver, JSFunction::kPrototypeOrInitialMapOffset);
+ GotoIf(IsTheHole(proto_or_map), &miss);
+
+ Variable var_result(this, MachineRepresentation::kTagged, proto_or_map);
+ Label done(this, &var_result);
+ GotoIfNot(IsMap(proto_or_map), &done);
+
+ var_result.Bind(LoadMapPrototype(proto_or_map));
+ Goto(&done);
+
+ Bind(&done);
+ Return(var_result.value());
+
+ Bind(&miss);
+ TailCallRuntime(Runtime::kLoadIC_Miss, context, receiver, name, slot, vector);
+}
+
+TF_BUILTIN(LoadIC_Miss, CodeStubAssembler) {
typedef LoadWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* receiver = assembler.Parameter(Descriptor::kReceiver);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* slot = assembler.Parameter(Descriptor::kSlot);
- Node* vector = assembler.Parameter(Descriptor::kVector);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kLoadIC_Miss, context, receiver, name,
- slot, vector);
+ TailCallRuntime(Runtime::kLoadIC_Miss, context, receiver, name, slot, vector);
}
TF_BUILTIN(LoadIC_Normal, CodeStubAssembler) {
@@ -138,32 +197,28 @@ TF_BUILTIN(LoadIC_Normal, CodeStubAssembler) {
TailCallRuntime(Runtime::kGetProperty, context, receiver, name);
}
-void Builtins::Generate_LoadIC_Slow(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(LoadIC_Slow, CodeStubAssembler) {
typedef LoadWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* receiver = assembler.Parameter(Descriptor::kReceiver);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kGetProperty, context, receiver, name);
+ TailCallRuntime(Runtime::kGetProperty, context, receiver, name);
}
-void Builtins::Generate_StoreIC_Miss(compiler::CodeAssemblerState* state) {
- typedef compiler::Node Node;
+TF_BUILTIN(StoreIC_Miss, CodeStubAssembler) {
typedef StoreWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
- Node* receiver = assembler.Parameter(Descriptor::kReceiver);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* value = assembler.Parameter(Descriptor::kValue);
- Node* slot = assembler.Parameter(Descriptor::kSlot);
- Node* vector = assembler.Parameter(Descriptor::kVector);
- Node* context = assembler.Parameter(Descriptor::kContext);
+ Node* receiver = Parameter(Descriptor::kReceiver);
+ Node* name = Parameter(Descriptor::kName);
+ Node* value = Parameter(Descriptor::kValue);
+ Node* slot = Parameter(Descriptor::kSlot);
+ Node* vector = Parameter(Descriptor::kVector);
+ Node* context = Parameter(Descriptor::kContext);
- assembler.TailCallRuntime(Runtime::kStoreIC_Miss, context, value, slot,
- vector, receiver, name);
+ TailCallRuntime(Runtime::kStoreIC_Miss, context, value, slot, vector,
+ receiver, name);
}
TF_BUILTIN(StoreIC_Normal, CodeStubAssembler) {
@@ -185,21 +240,15 @@ TF_BUILTIN(StoreIC_Normal, CodeStubAssembler) {
&var_name_index, &slow);
Bind(&found);
{
- const int kNameToDetailsOffset = (NameDictionary::kEntryDetailsIndex -
- NameDictionary::kEntryKeyIndex) *
- kPointerSize;
- Node* details = LoadFixedArrayElement(properties, var_name_index.value(),
- kNameToDetailsOffset);
+ Node* details = LoadDetailsByKeyIndex<NameDictionary>(
+ properties, var_name_index.value());
// Check that the property is a writable data property (no accessor).
const int kTypeAndReadOnlyMask = PropertyDetails::KindField::kMask |
PropertyDetails::kAttributesReadOnlyMask;
STATIC_ASSERT(kData == 0);
- GotoIf(IsSetSmi(details, kTypeAndReadOnlyMask), &slow);
- const int kNameToValueOffset =
- (NameDictionary::kEntryValueIndex - NameDictionary::kEntryKeyIndex) *
- kPointerSize;
- StoreFixedArrayElement(properties, var_name_index.value(), value,
- UPDATE_WRITE_BARRIER, kNameToValueOffset);
+ GotoIf(IsSetWord32(details, kTypeAndReadOnlyMask), &slow);
+ StoreValueByKeyIndex<NameDictionary>(properties, var_name_index.value(),
+ value);
Return(value);
}
}
@@ -213,35 +262,5 @@ void Builtins::Generate_StoreIC_Setter_ForDeopt(MacroAssembler* masm) {
NamedStoreHandlerCompiler::GenerateStoreViaSetterForDeopt(masm);
}
-namespace {
-void Generate_StoreIC_Slow(compiler::CodeAssemblerState* state,
- LanguageMode language_mode) {
- typedef compiler::Node Node;
- typedef StoreWithVectorDescriptor Descriptor;
- CodeStubAssembler assembler(state);
-
- Node* receiver = assembler.Parameter(Descriptor::kReceiver);
- Node* name = assembler.Parameter(Descriptor::kName);
- Node* value = assembler.Parameter(Descriptor::kValue);
- Node* context = assembler.Parameter(Descriptor::kContext);
- Node* lang_mode = assembler.SmiConstant(Smi::FromInt(language_mode));
-
- // The slow case calls into the runtime to complete the store without causing
- // an IC miss that would otherwise cause a transition to the generic stub.
- assembler.TailCallRuntime(Runtime::kSetProperty, context, receiver, name,
- value, lang_mode);
-}
-} // anonymous namespace
-
-void Builtins::Generate_StoreIC_SlowSloppy(
- compiler::CodeAssemblerState* state) {
- Generate_StoreIC_Slow(state, SLOPPY);
-}
-
-void Builtins::Generate_StoreIC_SlowStrict(
- compiler::CodeAssemblerState* state) {
- Generate_StoreIC_Slow(state, STRICT);
-}
-
} // namespace internal
} // namespace v8
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