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Unified Diff: src/ia32/lithium-codegen-ia32.cc

Issue 7132002: Remove RESTORE_CONTEXT flag from ia32 crankshaft codegen. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: last linting changes Created 9 years, 6 months ago
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Index: src/ia32/lithium-codegen-ia32.cc
diff --git a/src/ia32/lithium-codegen-ia32.cc b/src/ia32/lithium-codegen-ia32.cc
index 080b2a0a7a69ddade6126e6e8a4c8225b0bc5b43..ec1adb97db48302cf01b836872b899b6f5782e6d 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -428,15 +428,11 @@ void LCodeGen::AddToTranslation(Translation* translation,
void LCodeGen::CallCodeGeneric(Handle<Code> code,
RelocInfo::Mode mode,
LInstruction* instr,
- ContextMode context_mode,
SafepointMode safepoint_mode) {
ASSERT(instr != NULL);
LPointerMap* pointers = instr->pointer_map();
RecordPosition(pointers->position());
- if (context_mode == RESTORE_CONTEXT) {
- __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
- }
__ call(code, mode);
RegisterLazyDeoptimization(instr, safepoint_mode);
@@ -452,24 +448,19 @@ void LCodeGen::CallCodeGeneric(Handle<Code> code,
void LCodeGen::CallCode(Handle<Code> code,
RelocInfo::Mode mode,
- LInstruction* instr,
- ContextMode context_mode) {
- CallCodeGeneric(code, mode, instr, context_mode, RECORD_SIMPLE_SAFEPOINT);
+ LInstruction* instr) {
+ CallCodeGeneric(code, mode, instr, RECORD_SIMPLE_SAFEPOINT);
}
void LCodeGen::CallRuntime(const Runtime::Function* fun,
int argc,
- LInstruction* instr,
- ContextMode context_mode) {
+ LInstruction* instr) {
ASSERT(instr != NULL);
ASSERT(instr->HasPointerMap());
LPointerMap* pointers = instr->pointer_map();
RecordPosition(pointers->position());
- if (context_mode == RESTORE_CONTEXT) {
- __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
- }
__ CallRuntime(fun, argc);
RegisterLazyDeoptimization(instr, RECORD_SIMPLE_SAFEPOINT);
@@ -478,8 +469,18 @@ void LCodeGen::CallRuntime(const Runtime::Function* fun,
void LCodeGen::CallRuntimeFromDeferred(Runtime::FunctionId id,
int argc,
- LInstruction* instr) {
- __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
+ LInstruction* instr,
+ LOperand* context) {
+ ASSERT(context->IsRegister() || context->IsStackSlot());
+ if (context->IsRegister()) {
+ if (!ToRegister(context).is(esi)) {
+ __ mov(esi, ToRegister(context));
+ }
+ } else {
+ // Context is stack slot.
+ __ mov(esi, ToOperand(context));
+ }
+
__ CallRuntimeSaveDoubles(id);
RecordSafepointWithRegisters(
instr->pointer_map(), argc, Safepoint::kNoDeoptimizationIndex);
@@ -748,38 +749,38 @@ void LCodeGen::DoCallStub(LCallStub* instr) {
switch (instr->hydrogen()->major_key()) {
case CodeStub::RegExpConstructResult: {
RegExpConstructResultStub stub;
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
case CodeStub::RegExpExec: {
RegExpExecStub stub;
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
case CodeStub::SubString: {
SubStringStub stub;
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
case CodeStub::NumberToString: {
NumberToStringStub stub;
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
case CodeStub::StringAdd: {
StringAddStub stub(NO_STRING_ADD_FLAGS);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
case CodeStub::StringCompare: {
StringCompareStub stub;
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
case CodeStub::TranscendentalCache: {
TranscendentalCacheStub stub(instr->transcendental_type(),
TranscendentalCacheStub::TAGGED);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
break;
}
default:
@@ -1256,8 +1257,9 @@ void LCodeGen::DoBitNotI(LBitNotI* instr) {
void LCodeGen::DoThrow(LThrow* instr) {
- __ push(ToOperand(instr->InputAt(0)));
- CallRuntime(Runtime::kThrow, 1, instr, RESTORE_CONTEXT);
+ __ push(ToOperand(instr->value()));
+ ASSERT(ToRegister(instr->context()).is(esi));
+ CallRuntime(Runtime::kThrow, 1, instr);
if (FLAG_debug_code) {
Comment("Unreachable code.");
@@ -1327,12 +1329,13 @@ void LCodeGen::DoArithmeticD(LArithmeticD* instr) {
void LCodeGen::DoArithmeticT(LArithmeticT* instr) {
- ASSERT(ToRegister(instr->InputAt(0)).is(edx));
- ASSERT(ToRegister(instr->InputAt(1)).is(eax));
+ ASSERT(ToRegister(instr->context()).is(esi));
+ ASSERT(ToRegister(instr->left()).is(edx));
+ ASSERT(ToRegister(instr->right()).is(eax));
ASSERT(ToRegister(instr->result()).is(eax));
BinaryOpStub stub(instr->op(), NO_OVERWRITE);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
}
@@ -1767,7 +1770,7 @@ void LCodeGen::DoInstanceOf(LInstanceOf* instr) {
// Object and function are in fixed registers defined by the stub.
ASSERT(ToRegister(instr->context()).is(esi));
InstanceofStub stub(InstanceofStub::kArgsInRegisters);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
Label true_value, done;
__ test(eax, Operand(eax));
@@ -1801,7 +1804,7 @@ void LCodeGen::DoInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr) {
deferred = new DeferredInstanceOfKnownGlobal(this, instr);
Label done, false_result;
- Register object = ToRegister(instr->InputAt(0));
+ Register object = ToRegister(instr->InputAt(1));
Register temp = ToRegister(instr->TempAt(0));
// A Smi is not an instance of anything.
@@ -1863,14 +1866,13 @@ void LCodeGen::DoDeferredLInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr,
Register temp = ToRegister(instr->TempAt(0));
ASSERT(MacroAssembler::SafepointRegisterStackIndex(temp) == 0);
__ mov(InstanceofStub::right(), Immediate(instr->function()));
- static const int kAdditionalDelta = 16;
+ static const int kAdditionalDelta = 13;
int delta = masm_->SizeOfCodeGeneratedSince(map_check) + kAdditionalDelta;
__ mov(temp, Immediate(delta));
__ StoreToSafepointRegisterSlot(temp, temp);
CallCodeGeneric(stub.GetCode(),
RelocInfo::CODE_TARGET,
instr,
- RESTORE_CONTEXT,
RECORD_SAFEPOINT_WITH_REGISTERS_AND_NO_ARGUMENTS);
// Put the result value into the eax slot and restore all registers.
__ StoreToSafepointRegisterSlot(eax, eax);
@@ -1901,7 +1903,7 @@ void LCodeGen::DoCmpT(LCmpT* instr) {
Token::Value op = instr->op();
Handle<Code> ic = CompareIC::GetUninitialized(op);
- CallCode(ic, RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
Condition condition = ComputeCompareCondition(op);
if (op == Token::GT || op == Token::LTE) {
@@ -1953,7 +1955,7 @@ void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
RelocInfo::Mode mode = instr->for_typeof() ? RelocInfo::CODE_TARGET :
RelocInfo::CODE_TARGET_CONTEXT;
Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize();
- CallCode(ic, mode, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, mode, instr);
}
@@ -1984,7 +1986,7 @@ void LCodeGen::DoStoreGlobalGeneric(LStoreGlobalGeneric* instr) {
Handle<Code> ic = instr->strict_mode()
? isolate()->builtins()->StoreIC_Initialize_Strict()
: isolate()->builtins()->StoreIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET_CONTEXT, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, RelocInfo::CODE_TARGET_CONTEXT, instr);
}
@@ -2056,7 +2058,7 @@ void LCodeGen::DoLoadNamedFieldPolymorphic(LLoadNamedFieldPolymorphic* instr) {
ASSERT(instr->hydrogen()->need_generic());
__ mov(ecx, name);
Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
} else {
Label done;
for (int i = 0; i < map_count - 1; ++i) {
@@ -2078,7 +2080,7 @@ void LCodeGen::DoLoadNamedFieldPolymorphic(LLoadNamedFieldPolymorphic* instr) {
__ bind(&generic);
__ mov(ecx, name);
Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
} else {
DeoptimizeIf(not_equal, instr->environment());
EmitLoadFieldOrConstantFunction(result, object, map, name);
@@ -2095,7 +2097,7 @@ void LCodeGen::DoLoadNamedGeneric(LLoadNamedGeneric* instr) {
__ mov(ecx, instr->name());
Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -2294,7 +2296,7 @@ void LCodeGen::DoLoadKeyedGeneric(LLoadKeyedGeneric* instr) {
ASSERT(ToRegister(instr->key()).is(eax));
Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -2524,7 +2526,7 @@ void LCodeGen::DoCallConstantFunction(LCallConstantFunction* instr) {
void LCodeGen::DoDeferredMathAbsTaggedHeapNumber(LUnaryMathOperation* instr) {
- Register input_reg = ToRegister(instr->InputAt(0));
+ Register input_reg = ToRegister(instr->value());
__ cmp(FieldOperand(input_reg, HeapObject::kMapOffset),
factory()->heap_number_map());
DeoptimizeIf(not_equal, instr->environment());
@@ -2555,7 +2557,8 @@ void LCodeGen::DoDeferredMathAbsTaggedHeapNumber(LUnaryMathOperation* instr) {
// Slow case: Call the runtime system to do the number allocation.
__ bind(&slow);
- CallRuntimeFromDeferred(Runtime::kAllocateHeapNumber, 0, instr);
+ CallRuntimeFromDeferred(Runtime::kAllocateHeapNumber, 0,
+ instr, instr->context());
// Set the pointer to the new heap number in tmp.
if (!tmp.is(eax)) __ mov(tmp, eax);
@@ -2576,7 +2579,7 @@ void LCodeGen::DoDeferredMathAbsTaggedHeapNumber(LUnaryMathOperation* instr) {
void LCodeGen::EmitIntegerMathAbs(LUnaryMathOperation* instr) {
- Register input_reg = ToRegister(instr->InputAt(0));
+ Register input_reg = ToRegister(instr->value());
__ test(input_reg, Operand(input_reg));
Label is_positive;
__ j(not_sign, &is_positive);
@@ -2601,12 +2604,12 @@ void LCodeGen::DoMathAbs(LUnaryMathOperation* instr) {
LUnaryMathOperation* instr_;
};
- ASSERT(instr->InputAt(0)->Equals(instr->result()));
+ ASSERT(instr->value()->Equals(instr->result()));
Representation r = instr->hydrogen()->value()->representation();
if (r.IsDouble()) {
XMMRegister scratch = xmm0;
- XMMRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
__ xorps(scratch, scratch);
__ subsd(scratch, input_reg);
__ pand(input_reg, scratch);
@@ -2615,7 +2618,7 @@ void LCodeGen::DoMathAbs(LUnaryMathOperation* instr) {
} else { // Tagged case.
DeferredMathAbsTaggedHeapNumber* deferred =
new DeferredMathAbsTaggedHeapNumber(this, instr);
- Register input_reg = ToRegister(instr->InputAt(0));
+ Register input_reg = ToRegister(instr->value());
// Smi check.
__ JumpIfNotSmi(input_reg, deferred->entry());
EmitIntegerMathAbs(instr);
@@ -2627,7 +2630,7 @@ void LCodeGen::DoMathAbs(LUnaryMathOperation* instr) {
void LCodeGen::DoMathFloor(LUnaryMathOperation* instr) {
XMMRegister xmm_scratch = xmm0;
Register output_reg = ToRegister(instr->result());
- XMMRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
__ xorps(xmm_scratch, xmm_scratch); // Zero the register.
__ ucomisd(input_reg, xmm_scratch);
@@ -2649,7 +2652,7 @@ void LCodeGen::DoMathFloor(LUnaryMathOperation* instr) {
void LCodeGen::DoMathRound(LUnaryMathOperation* instr) {
XMMRegister xmm_scratch = xmm0;
Register output_reg = ToRegister(instr->result());
- XMMRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
Label below_half, done;
// xmm_scratch = 0.5
@@ -2694,7 +2697,7 @@ void LCodeGen::DoMathRound(LUnaryMathOperation* instr) {
void LCodeGen::DoMathSqrt(LUnaryMathOperation* instr) {
- XMMRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
ASSERT(ToDoubleRegister(instr->result()).is(input_reg));
__ sqrtsd(input_reg, input_reg);
}
@@ -2702,7 +2705,7 @@ void LCodeGen::DoMathSqrt(LUnaryMathOperation* instr) {
void LCodeGen::DoMathPowHalf(LUnaryMathOperation* instr) {
XMMRegister xmm_scratch = xmm0;
- XMMRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
ASSERT(ToDoubleRegister(instr->result()).is(input_reg));
__ xorps(xmm_scratch, xmm_scratch);
__ addsd(input_reg, xmm_scratch); // Convert -0 to +0.
@@ -2770,8 +2773,8 @@ void LCodeGen::DoPower(LPower* instr) {
void LCodeGen::DoMathLog(LUnaryMathOperation* instr) {
- ASSERT(instr->InputAt(0)->Equals(instr->result()));
- XMMRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+ ASSERT(instr->value()->Equals(instr->result()));
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
Label positive, done, zero;
__ xorps(xmm0, xmm0);
__ ucomisd(input_reg, xmm0);
@@ -2803,7 +2806,7 @@ void LCodeGen::DoMathCos(LUnaryMathOperation* instr) {
ASSERT(ToDoubleRegister(instr->result()).is(xmm1));
TranscendentalCacheStub stub(TranscendentalCache::COS,
TranscendentalCacheStub::UNTAGGED);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
}
@@ -2811,7 +2814,7 @@ void LCodeGen::DoMathSin(LUnaryMathOperation* instr) {
ASSERT(ToDoubleRegister(instr->result()).is(xmm1));
TranscendentalCacheStub stub(TranscendentalCache::SIN,
TranscendentalCacheStub::UNTAGGED);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
}
@@ -2871,7 +2874,7 @@ void LCodeGen::DoCallKeyed(LCallKeyed* instr) {
int arity = instr->arity();
Handle<Code> ic = isolate()->stub_cache()->
ComputeKeyedCallInitialize(arity, NOT_IN_LOOP);
- CallCode(ic, RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -2884,7 +2887,7 @@ void LCodeGen::DoCallNamed(LCallNamed* instr) {
Handle<Code> ic =
isolate()->stub_cache()->ComputeCallInitialize(arity, NOT_IN_LOOP, mode);
__ mov(ecx, instr->name());
- CallCode(ic, mode, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, mode, instr);
}
@@ -2894,7 +2897,7 @@ void LCodeGen::DoCallFunction(LCallFunction* instr) {
int arity = instr->arity();
CallFunctionStub stub(arity, NOT_IN_LOOP, RECEIVER_MIGHT_BE_IMPLICIT);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
__ Drop(1);
}
@@ -2908,7 +2911,7 @@ void LCodeGen::DoCallGlobal(LCallGlobal* instr) {
Handle<Code> ic =
isolate()->stub_cache()->ComputeCallInitialize(arity, NOT_IN_LOOP, mode);
__ mov(ecx, instr->name());
- CallCode(ic, mode, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, mode, instr);
}
@@ -2926,12 +2929,12 @@ void LCodeGen::DoCallNew(LCallNew* instr) {
Handle<Code> builtin = isolate()->builtins()->JSConstructCall();
__ Set(eax, Immediate(instr->arity()));
- CallCode(builtin, RelocInfo::CONSTRUCT_CALL, instr, CONTEXT_ADJUSTED);
+ CallCode(builtin, RelocInfo::CONSTRUCT_CALL, instr);
}
void LCodeGen::DoCallRuntime(LCallRuntime* instr) {
- CallRuntime(instr->function(), instr->arity(), instr, RESTORE_CONTEXT);
+ CallRuntime(instr->function(), instr->arity(), instr);
}
@@ -2974,7 +2977,7 @@ void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) {
Handle<Code> ic = instr->strict_mode()
? isolate()->builtins()->StoreIC_Initialize_Strict()
: isolate()->builtins()->StoreIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -3064,7 +3067,7 @@ void LCodeGen::DoStoreKeyedGeneric(LStoreKeyedGeneric* instr) {
Handle<Code> ic = instr->strict_mode()
? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
: isolate()->builtins()->KeyedStoreIC_Initialize();
- CallCode(ic, RelocInfo::CODE_TARGET, instr, CONTEXT_ADJUSTED);
+ CallCode(ic, RelocInfo::CODE_TARGET, instr);
}
@@ -3195,7 +3198,8 @@ void LCodeGen::DoDeferredStringCharCodeAt(LStringCharCodeAt* instr) {
__ SmiTag(index);
__ push(index);
}
- CallRuntimeFromDeferred(Runtime::kStringCharCodeAt, 2, instr);
+ CallRuntimeFromDeferred(Runtime::kStringCharCodeAt, 2,
+ instr, instr->context());
if (FLAG_debug_code) {
__ AbortIfNotSmi(eax);
}
@@ -3246,7 +3250,7 @@ void LCodeGen::DoDeferredStringCharFromCode(LStringCharFromCode* instr) {
PushSafepointRegistersScope scope(this);
__ SmiTag(char_code);
__ push(char_code);
- CallRuntimeFromDeferred(Runtime::kCharFromCode, 1, instr);
+ CallRuntimeFromDeferred(Runtime::kCharFromCode, 1, instr, instr->context());
__ StoreToSafepointRegisterSlot(result, eax);
}
@@ -3270,7 +3274,7 @@ void LCodeGen::DoStringAdd(LStringAdd* instr) {
__ push(ToOperand(instr->right()));
}
StringAddStub stub(NO_STRING_CHECK_IN_STUB);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
}
@@ -3331,8 +3335,15 @@ void LCodeGen::DoDeferredNumberTagI(LNumberTagI* instr) {
// register is stored, as this register is in the pointer map, but contains an
// integer value.
__ StoreToSafepointRegisterSlot(reg, Immediate(0));
-
- CallRuntimeFromDeferred(Runtime::kAllocateHeapNumber, 0, instr);
+ // NumberTagI and NumberTagD use the context from the frame, rather than
+ // the environment's HContext or HInlinedContext value.
+ // They only call Runtime::kAllocateHeapNumber.
+ // The corresponding HChange instructions are added in a phase that does
+ // not have easy access to the local context.
+ __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
+ __ CallRuntimeSaveDoubles(Runtime::kAllocateHeapNumber);
+ RecordSafepointWithRegisters(
+ instr->pointer_map(), 0, Safepoint::kNoDeoptimizationIndex);
if (!reg.is(eax)) __ mov(reg, eax);
// Done. Put the value in xmm0 into the value of the allocated heap
@@ -3376,7 +3387,15 @@ void LCodeGen::DoDeferredNumberTagD(LNumberTagD* instr) {
__ Set(reg, Immediate(0));
PushSafepointRegistersScope scope(this);
- CallRuntimeFromDeferred(Runtime::kAllocateHeapNumber, 0, instr);
+ // NumberTagI and NumberTagD use the context from the frame, rather than
+ // the environment's HContext or HInlinedContext value.
+ // They only call Runtime::kAllocateHeapNumber.
+ // The corresponding HChange instructions are added in a phase that does
+ // not have easy access to the local context.
+ __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
+ __ CallRuntimeSaveDoubles(Runtime::kAllocateHeapNumber);
+ RecordSafepointWithRegisters(instr->pointer_map(), 0,
+ Safepoint::kNoDeoptimizationIndex);
__ StoreToSafepointRegisterSlot(reg, eax);
}
@@ -3846,6 +3865,7 @@ void LCodeGen::DoCheckPrototypeMaps(LCheckPrototypeMaps* instr) {
void LCodeGen::DoArrayLiteral(LArrayLiteral* instr) {
+ ASSERT(ToRegister(instr->context()).is(esi));
// Setup the parameters to the stub/runtime call.
__ mov(eax, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
__ push(FieldOperand(eax, JSFunction::kLiteralsOffset));
@@ -3859,16 +3879,16 @@ void LCodeGen::DoArrayLiteral(LArrayLiteral* instr) {
FastCloneShallowArrayStub::Mode mode =
FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS;
FastCloneShallowArrayStub stub(mode, length);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
} else if (instr->hydrogen()->depth() > 1) {
- CallRuntime(Runtime::kCreateArrayLiteral, 3, instr, RESTORE_CONTEXT);
+ CallRuntime(Runtime::kCreateArrayLiteral, 3, instr);
} else if (length > FastCloneShallowArrayStub::kMaximumClonedLength) {
- CallRuntime(Runtime::kCreateArrayLiteralShallow, 3, instr, RESTORE_CONTEXT);
+ CallRuntime(Runtime::kCreateArrayLiteralShallow, 3, instr);
} else {
FastCloneShallowArrayStub::Mode mode =
FastCloneShallowArrayStub::CLONE_ELEMENTS;
FastCloneShallowArrayStub stub(mode, length);
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
}
}
@@ -3890,12 +3910,9 @@ void LCodeGen::DoObjectLiteral(LObjectLiteral* instr) {
// Pick the right runtime function to call.
if (instr->hydrogen()->depth() > 1) {
- CallRuntime(Runtime::kCreateObjectLiteral, 4, instr, CONTEXT_ADJUSTED);
+ CallRuntime(Runtime::kCreateObjectLiteral, 4, instr);
} else {
- CallRuntime(Runtime::kCreateObjectLiteralShallow,
- 4,
- instr,
- CONTEXT_ADJUSTED);
+ CallRuntime(Runtime::kCreateObjectLiteralShallow, 4, instr);
}
}
@@ -3903,17 +3920,19 @@ void LCodeGen::DoObjectLiteral(LObjectLiteral* instr) {
void LCodeGen::DoToFastProperties(LToFastProperties* instr) {
ASSERT(ToRegister(instr->InputAt(0)).is(eax));
__ push(eax);
- CallRuntime(Runtime::kToFastProperties, 1, instr, CONTEXT_ADJUSTED);
+ CallRuntime(Runtime::kToFastProperties, 1, instr);
}
void LCodeGen::DoRegExpLiteral(LRegExpLiteral* instr) {
+ ASSERT(ToRegister(instr->context()).is(esi));
Label materialized;
// Registers will be used as follows:
// edi = JS function.
// ecx = literals array.
// ebx = regexp literal.
// eax = regexp literal clone.
+ // esi = context.
__ mov(edi, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
__ mov(ecx, FieldOperand(edi, JSFunction::kLiteralsOffset));
int literal_offset = FixedArray::kHeaderSize +
@@ -3928,7 +3947,7 @@ void LCodeGen::DoRegExpLiteral(LRegExpLiteral* instr) {
__ push(Immediate(Smi::FromInt(instr->hydrogen()->literal_index())));
__ push(Immediate(instr->hydrogen()->pattern()));
__ push(Immediate(instr->hydrogen()->flags()));
- CallRuntime(Runtime::kMaterializeRegExpLiteral, 4, instr, RESTORE_CONTEXT);
+ CallRuntime(Runtime::kMaterializeRegExpLiteral, 4, instr);
__ mov(ebx, eax);
__ bind(&materialized);
@@ -3940,7 +3959,7 @@ void LCodeGen::DoRegExpLiteral(LRegExpLiteral* instr) {
__ bind(&runtime_allocate);
__ push(ebx);
__ push(Immediate(Smi::FromInt(size)));
- CallRuntime(Runtime::kAllocateInNewSpace, 1, instr, RESTORE_CONTEXT);
+ CallRuntime(Runtime::kAllocateInNewSpace, 1, instr);
__ pop(ebx);
__ bind(&allocated);
@@ -3960,6 +3979,7 @@ void LCodeGen::DoRegExpLiteral(LRegExpLiteral* instr) {
void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
+ ASSERT(ToRegister(instr->context()).is(esi));
// Use the fast case closure allocation code that allocates in new
// space for nested functions that don't need literals cloning.
Handle<SharedFunctionInfo> shared_info = instr->shared_info();
@@ -3968,26 +3988,26 @@ void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
FastNewClosureStub stub(
shared_info->strict_mode() ? kStrictMode : kNonStrictMode);
__ push(Immediate(shared_info));
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
} else {
__ push(Operand(ebp, StandardFrameConstants::kContextOffset));
__ push(Immediate(shared_info));
__ push(Immediate(pretenure
? factory()->true_value()
: factory()->false_value()));
- CallRuntime(Runtime::kNewClosure, 3, instr, RESTORE_CONTEXT);
+ CallRuntime(Runtime::kNewClosure, 3, instr);
}
}
void LCodeGen::DoTypeof(LTypeof* instr) {
- LOperand* input = instr->InputAt(0);
+ LOperand* input = instr->InputAt(1);
if (input->IsConstantOperand()) {
__ push(ToImmediate(input));
} else {
__ push(ToOperand(input));
}
- CallRuntime(Runtime::kTypeof, 1, instr, RESTORE_CONTEXT);
+ CallRuntime(Runtime::kTypeof, 1, instr);
}
@@ -4130,7 +4150,6 @@ void LCodeGen::DoDeleteProperty(LDeleteProperty* instr) {
SafepointGenerator safepoint_generator(this,
pointers,
env->deoptimization_index());
- __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
__ push(Immediate(Smi::FromInt(strict_mode_flag())));
__ InvokeBuiltin(Builtins::DELETE, CALL_FUNCTION, safepoint_generator);
}
@@ -4138,7 +4157,7 @@ void LCodeGen::DoDeleteProperty(LDeleteProperty* instr) {
void LCodeGen::DoDeferredStackCheck(LStackCheck* instr) {
PushSafepointRegistersScope scope(this);
- CallRuntimeFromDeferred(Runtime::kStackGuard, 0, instr);
+ CallRuntimeFromDeferred(Runtime::kStackGuard, 0, instr, instr->context());
}
@@ -4160,8 +4179,10 @@ void LCodeGen::DoStackCheck(LStackCheck* instr) {
__ cmp(esp, Operand::StaticVariable(stack_limit));
__ j(above_equal, &done, Label::kNear);
+ ASSERT(instr->context()->IsRegister());
+ ASSERT(ToRegister(instr->context()).is(esi));
StackCheckStub stub;
- CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr, RESTORE_CONTEXT);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
__ bind(&done);
} else {
ASSERT(instr->hydrogen()->is_backwards_branch());
@@ -4219,7 +4240,6 @@ void LCodeGen::DoIn(LIn* instr) {
SafepointGenerator safepoint_generator(this,
pointers,
env->deoptimization_index());
- __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
__ InvokeBuiltin(Builtins::IN, CALL_FUNCTION, safepoint_generator);
}
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