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Unified Diff: src/x64/code-stubs-x64.cc

Issue 19857006: Introduce StackOperandForArgument for X64 to access stack argument (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 5 months ago
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Index: src/x64/code-stubs-x64.cc
diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index 551a71690e7a45400ec4d078ef7fcf4e89e39f0b..18d133396e2262e1f3df648ea1aae819116af3f7 100644
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -317,7 +317,7 @@ void FastNewClosureStub::Generate(MacroAssembler* masm) {
__ IncrementCounter(counters->fast_new_closure_total(), 1);
// Get the function info from the stack.
- __ movq(rdx, Operand(rsp, 1 * kPointerSize));
+ __ movq(rdx, StackArgumentOperand(1 * kPointerSize));
int map_index = Context::FunctionMapIndex(language_mode_, is_generator_);
@@ -425,7 +425,7 @@ void FastNewClosureStub::Generate(MacroAssembler* masm) {
__ ret(1 * kPointerSize);
__ bind(&restore);
- __ movq(rdx, Operand(rsp, 1 * kPointerSize));
+ __ movq(rdx, StackArgumentOperand(1 * kPointerSize));
__ jmp(&install_unoptimized);
// Create a new closure through the slower runtime call.
@@ -448,7 +448,7 @@ void FastNewContextStub::Generate(MacroAssembler* masm) {
rax, rbx, rcx, &gc, TAG_OBJECT);
// Get the function from the stack.
- __ movq(rcx, Operand(rsp, 1 * kPointerSize));
+ __ movq(rcx, StackArgumentOperand(1 * kPointerSize));
// Set up the object header.
__ LoadRoot(kScratchRegister, Heap::kFunctionContextMapRootIndex);
@@ -494,10 +494,10 @@ void FastNewBlockContextStub::Generate(MacroAssembler* masm) {
rax, rbx, rcx, &gc, TAG_OBJECT);
// Get the function from the stack.
- __ movq(rcx, Operand(rsp, 1 * kPointerSize));
+ __ movq(rcx, StackArgumentOperand(1 * kPointerSize));
// Get the serialized scope info from the stack.
- __ movq(rbx, Operand(rsp, 2 * kPointerSize));
+ __ movq(rbx, StackArgumentOperand(2 * kPointerSize));
// Set up the object header.
__ LoadRoot(kScratchRegister, Heap::kBlockContextMapRootIndex);
@@ -1276,7 +1276,7 @@ void TranscendentalCacheStub::Generate(MacroAssembler* masm) {
if (tagged) {
Label input_not_smi, loaded;
// Test that rax is a number.
- __ movq(rax, Operand(rsp, kPointerSize));
+ __ movq(rax, StackArgumentOperand(1 * kPointerSize));
__ JumpIfNotSmi(rax, &input_not_smi, Label::kNear);
// Input is a smi. Untag and load it onto the FPU stack.
// Then load the bits of the double into rbx.
@@ -1809,8 +1809,8 @@ void MathPowStub::Generate(MacroAssembler* masm) {
// The exponent and base are supplied as arguments on the stack.
// This can only happen if the stub is called from non-optimized code.
// Load input parameters from stack.
- __ movq(base, Operand(rsp, 2 * kPointerSize));
- __ movq(exponent, Operand(rsp, 1 * kPointerSize));
+ __ movq(base, StackArgumentOperand(2 * kPointerSize));
+ __ movq(exponent, StackArgumentOperand(1 * kPointerSize));
__ JumpIfSmi(base, &base_is_smi, Label::kNear);
__ CompareRoot(FieldOperand(base, HeapObject::kMapOffset),
Heap::kHeapNumberMapRootIndex);
@@ -2243,7 +2243,7 @@ void ArgumentsAccessStub::GenerateNewNonStrictFast(MacroAssembler* masm) {
Factory* factory = masm->isolate()->factory();
- __ SmiToInteger64(rbx, Operand(rsp, 1 * kPointerSize));
+ __ SmiToInteger64(rbx, StackArgumentOperand(1 * kPointerSize));
// rbx = parameter count (untagged)
// Check if the calling frame is an arguments adaptor frame.
@@ -2265,7 +2265,7 @@ void ArgumentsAccessStub::GenerateNewNonStrictFast(MacroAssembler* masm) {
ArgumentsAdaptorFrameConstants::kLengthOffset));
__ lea(rdx, Operand(rdx, rcx, times_pointer_size,
StandardFrameConstants::kCallerSPOffset));
- __ movq(Operand(rsp, 2 * kPointerSize), rdx);
+ __ movq(StackArgumentOperand(2 * kPointerSize), rdx);
// rbx = parameter count (untagged)
// rcx = argument count (untagged)
@@ -2326,7 +2326,7 @@ void ArgumentsAccessStub::GenerateNewNonStrictFast(MacroAssembler* masm) {
// Set up the callee in-object property.
STATIC_ASSERT(Heap::kArgumentsCalleeIndex == 1);
- __ movq(rdx, Operand(rsp, 3 * kPointerSize));
+ __ movq(rdx, StackArgumentOperand(3 * kPointerSize));
__ movq(FieldOperand(rax, JSObject::kHeaderSize +
Heap::kArgumentsCalleeIndex * kPointerSize),
rdx);
@@ -2377,7 +2377,7 @@ void ArgumentsAccessStub::GenerateNewNonStrictFast(MacroAssembler* masm) {
// Load tagged parameter count into r9.
__ Integer32ToSmi(r9, rbx);
__ Move(r8, Smi::FromInt(Context::MIN_CONTEXT_SLOTS));
- __ addq(r8, Operand(rsp, 1 * kPointerSize));
+ __ addq(r8, StackArgumentOperand(1 * kPointerSize));
__ subq(r8, r9);
__ Move(r11, factory->the_hole_value());
__ movq(rdx, rdi);
@@ -2416,7 +2416,7 @@ void ArgumentsAccessStub::GenerateNewNonStrictFast(MacroAssembler* masm) {
Label arguments_loop, arguments_test;
__ movq(r8, rbx);
- __ movq(rdx, Operand(rsp, 2 * kPointerSize));
+ __ movq(rdx, StackArgumentOperand(2 * kPointerSize));
// Untag rcx for the loop below.
__ SmiToInteger64(rcx, rcx);
__ lea(kScratchRegister, Operand(r8, times_pointer_size, 0));
@@ -2443,7 +2443,8 @@ void ArgumentsAccessStub::GenerateNewNonStrictFast(MacroAssembler* masm) {
// rcx = argument count (untagged)
__ bind(&runtime);
__ Integer32ToSmi(rcx, rcx);
- __ movq(Operand(rsp, 1 * kPointerSize), rcx); // Patch argument count.
+ // Patch argument count.
+ __ movq(StackArgumentOperand(1 * kPointerSize), rcx);
__ TailCallRuntime(Runtime::kNewArgumentsFast, 3, 1);
}
@@ -2463,11 +2464,11 @@ void ArgumentsAccessStub::GenerateNewNonStrictSlow(MacroAssembler* masm) {
// Patch the arguments.length and the parameters pointer.
__ movq(rcx, Operand(rdx, ArgumentsAdaptorFrameConstants::kLengthOffset));
- __ movq(Operand(rsp, 1 * kPointerSize), rcx);
+ __ movq(StackArgumentOperand(1 * kPointerSize), rcx);
__ SmiToInteger64(rcx, rcx);
__ lea(rdx, Operand(rdx, rcx, times_pointer_size,
StandardFrameConstants::kCallerSPOffset));
- __ movq(Operand(rsp, 2 * kPointerSize), rdx);
+ __ movq(StackArgumentOperand(2 * kPointerSize), rdx);
__ bind(&runtime);
__ TailCallRuntime(Runtime::kNewArgumentsFast, 3, 1);
@@ -2488,18 +2489,18 @@ void ArgumentsAccessStub::GenerateNewStrict(MacroAssembler* masm) {
__ j(equal, &adaptor_frame);
// Get the length from the frame.
- __ movq(rcx, Operand(rsp, 1 * kPointerSize));
+ __ movq(rcx, StackArgumentOperand(1 * kPointerSize));
__ SmiToInteger64(rcx, rcx);
__ jmp(&try_allocate);
// Patch the arguments.length and the parameters pointer.
__ bind(&adaptor_frame);
__ movq(rcx, Operand(rdx, ArgumentsAdaptorFrameConstants::kLengthOffset));
- __ movq(Operand(rsp, 1 * kPointerSize), rcx);
+ __ movq(StackArgumentOperand(1 * kPointerSize), rcx);
__ SmiToInteger64(rcx, rcx);
__ lea(rdx, Operand(rdx, rcx, times_pointer_size,
StandardFrameConstants::kCallerSPOffset));
- __ movq(Operand(rsp, 2 * kPointerSize), rdx);
+ __ movq(StackArgumentOperand(2 * kPointerSize), rdx);
// Try the new space allocation. Start out with computing the size of
// the arguments object and the elements array.
@@ -2529,7 +2530,7 @@ void ArgumentsAccessStub::GenerateNewStrict(MacroAssembler* masm) {
// Get the length (smi tagged) and set that as an in-object property too.
STATIC_ASSERT(Heap::kArgumentsLengthIndex == 0);
- __ movq(rcx, Operand(rsp, 1 * kPointerSize));
+ __ movq(rcx, StackArgumentOperand(1 * kPointerSize));
__ movq(FieldOperand(rax, JSObject::kHeaderSize +
Heap::kArgumentsLengthIndex * kPointerSize),
rcx);
@@ -2540,7 +2541,7 @@ void ArgumentsAccessStub::GenerateNewStrict(MacroAssembler* masm) {
__ j(zero, &done);
// Get the parameters pointer from the stack.
- __ movq(rdx, Operand(rsp, 2 * kPointerSize));
+ __ movq(rdx, StackArgumentOperand(2 * kPointerSize));
// Set up the elements pointer in the allocated arguments object and
// initialize the header in the elements fixed array.
@@ -3023,7 +3024,7 @@ void RegExpConstructResultStub::Generate(MacroAssembler* masm) {
const int kMaxInlineLength = 100;
Label slowcase;
Label done;
- __ movq(r8, Operand(rsp, kPointerSize * 3));
+ __ movq(r8, StackArgumentOperand(3 * kPointerSize));
__ JumpIfNotSmi(r8, &slowcase);
__ SmiToInteger32(rbx, r8);
__ cmpl(rbx, Immediate(kMaxInlineLength));
@@ -3061,11 +3062,11 @@ void RegExpConstructResultStub::Generate(MacroAssembler* masm) {
__ movq(FieldOperand(rax, JSObject::kElementsOffset), rcx);
// Set input, index and length fields from arguments.
- __ movq(r8, Operand(rsp, kPointerSize * 1));
+ __ movq(r8, StackArgumentOperand(1 * kPointerSize));
__ movq(FieldOperand(rax, JSRegExpResult::kInputOffset), r8);
- __ movq(r8, Operand(rsp, kPointerSize * 2));
+ __ movq(r8, StackArgumentOperand(2 * kPointerSize));
__ movq(FieldOperand(rax, JSRegExpResult::kIndexOffset), r8);
- __ movq(r8, Operand(rsp, kPointerSize * 3));
+ __ movq(r8, StackArgumentOperand(3 * kPointerSize));
__ movq(FieldOperand(rax, JSArray::kLengthOffset), r8);
// Fill out the elements FixedArray.
@@ -3196,7 +3197,7 @@ void NumberToStringStub::GenerateConvertHashCodeToIndex(MacroAssembler* masm,
void NumberToStringStub::Generate(MacroAssembler* masm) {
Label runtime;
- __ movq(rbx, Operand(rsp, kPointerSize));
+ __ movq(rbx, StackArgumentOperand(1 * kPointerSize));
// Generate code to lookup number in the number string cache.
GenerateLookupNumberStringCache(masm, rbx, rax, r8, r9, &runtime);
@@ -3616,14 +3617,14 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
Label call;
// Get the receiver from the stack.
// +1 ~ return address
- __ movq(rax, Operand(rsp, (argc_ + 1) * kPointerSize));
+ __ movq(rax, StackArgumentOperand((argc_ + 1) * kPointerSize));
// Call as function is indicated with the hole.
__ CompareRoot(rax, Heap::kTheHoleValueRootIndex);
__ j(not_equal, &call, Label::kNear);
// Patch the receiver on the stack with the global receiver object.
__ movq(rcx, GlobalObjectOperand());
__ movq(rcx, FieldOperand(rcx, GlobalObject::kGlobalReceiverOffset));
- __ movq(Operand(rsp, (argc_ + 1) * kPointerSize), rcx);
+ __ movq(StackArgumentOperand((argc_ + 1) * kPointerSize), rcx);
__ bind(&call);
}
@@ -3685,7 +3686,7 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
// CALL_NON_FUNCTION expects the non-function callee as receiver (instead
// of the original receiver from the call site).
__ bind(&non_function);
- __ movq(Operand(rsp, (argc_ + 1) * kPointerSize), rdi);
+ __ movq(StackArgumentOperand((argc_ + 1) * kPointerSize), rdi);
__ Set(rax, argc_);
__ Set(rbx, 0);
__ SetCallKind(rcx, CALL_AS_METHOD);
@@ -4235,7 +4236,7 @@ void InstanceofStub::Generate(MacroAssembler* masm) {
__ j(above, &slow);
// Get the prototype of the function.
- __ movq(rdx, Operand(rsp, 1 * kPointerSize + extra_stack_space));
+ __ movq(rdx, StackArgumentOperand(1 * kPointerSize + extra_stack_space));
// rdx is function, rax is map.
// If there is a call site cache don't look in the global cache, but do the
@@ -4271,7 +4272,7 @@ void InstanceofStub::Generate(MacroAssembler* masm) {
} else {
// Get return address and delta to inlined map check.
__ movq(kScratchRegister, Operand(rsp, 0 * kPointerSize));
- __ subq(kScratchRegister, Operand(rsp, 1 * kPointerSize));
+ __ subq(kScratchRegister, StackArgumentOperand(1 * kPointerSize));
if (FLAG_debug_code) {
__ movl(rdi, Immediate(kWordBeforeMapCheckValue));
__ cmpl(Operand(kScratchRegister, kOffsetToMapCheckValue - 4), rdi);
@@ -4312,7 +4313,7 @@ void InstanceofStub::Generate(MacroAssembler* masm) {
ASSERT(true_offset >= 0 && true_offset < 0x100);
__ movl(rax, Immediate(true_offset));
__ movq(kScratchRegister, Operand(rsp, 0 * kPointerSize));
- __ subq(kScratchRegister, Operand(rsp, 1 * kPointerSize));
+ __ subq(kScratchRegister, StackArgumentOperand(1 * kPointerSize));
__ movb(Operand(kScratchRegister, kOffsetToResultValue), rax);
if (FLAG_debug_code) {
__ movl(rax, Immediate(kWordBeforeResultValue));
@@ -4335,7 +4336,7 @@ void InstanceofStub::Generate(MacroAssembler* masm) {
ASSERT(false_offset >= 0 && false_offset < 0x100);
__ movl(rax, Immediate(false_offset));
__ movq(kScratchRegister, Operand(rsp, 0 * kPointerSize));
- __ subq(kScratchRegister, Operand(rsp, 1 * kPointerSize));
+ __ subq(kScratchRegister, StackArgumentOperand(1 * kPointerSize));
__ movb(Operand(kScratchRegister, kOffsetToResultValue), rax);
if (FLAG_debug_code) {
__ movl(rax, Immediate(kWordBeforeResultValue));
@@ -4501,8 +4502,8 @@ void StringAddStub::Generate(MacroAssembler* masm) {
Builtins::JavaScript builtin_id = Builtins::ADD;
// Load the two arguments.
- __ movq(rax, Operand(rsp, 2 * kPointerSize)); // First argument (left).
- __ movq(rdx, Operand(rsp, 1 * kPointerSize)); // Second argument (right).
+ __ movq(rax, StackArgumentOperand(2 * kPointerSize)); // First (left).
+ __ movq(rdx, StackArgumentOperand(1 * kPointerSize)); // Second (right).
// Make sure that both arguments are strings if not known in advance.
// Otherwise, at least one of the arguments is definitely a string,
@@ -5509,8 +5510,8 @@ void StringCompareStub::Generate(MacroAssembler* masm) {
// rsp[8] : right string
// rsp[16] : left string
- __ movq(rdx, Operand(rsp, 2 * kPointerSize)); // left
- __ movq(rax, Operand(rsp, 1 * kPointerSize)); // right
+ __ movq(rdx, StackArgumentOperand(2 * kPointerSize)); // left
+ __ movq(rax, StackArgumentOperand(1 * kPointerSize)); // right
// Check for identity.
Label not_same;
@@ -6025,7 +6026,7 @@ void NameDictionaryLookupStub::Generate(MacroAssembler* masm) {
// (their names are the null value).
for (int i = kInlinedProbes; i < kTotalProbes; i++) {
// Compute the masked index: (hash + i + i * i) & mask.
- __ movq(scratch, Operand(rsp, 2 * kPointerSize));
+ __ movq(scratch, StackArgumentOperand(2 * kPointerSize));
if (i > 0) {
__ addl(scratch, Immediate(NameDictionary::GetProbeOffset(i)));
}
@@ -6045,7 +6046,7 @@ void NameDictionaryLookupStub::Generate(MacroAssembler* masm) {
__ j(equal, &not_in_dictionary);
// Stop if found the property.
- __ cmpq(scratch, Operand(rsp, 3 * kPointerSize));
+ __ cmpq(scratch, StackArgumentOperand(3 * kPointerSize));
__ j(equal, &in_dictionary);
if (i != kTotalProbes - 1 && mode_ == NEGATIVE_LOOKUP) {
@@ -6397,8 +6398,8 @@ void StoreArrayLiteralElementStub::Generate(MacroAssembler* masm) {
Label fast_elements;
// Get array literal index, array literal and its map.
- __ movq(rdx, Operand(rsp, 1 * kPointerSize));
- __ movq(rbx, Operand(rsp, 2 * kPointerSize));
+ __ movq(rdx, StackArgumentOperand(1 * kPointerSize));
+ __ movq(rbx, StackArgumentOperand(2 * kPointerSize));
__ movq(rdi, FieldOperand(rbx, JSObject::kMapOffset));
__ CheckFastElements(rdi, &double_elements);
@@ -6567,7 +6568,7 @@ static void CreateArrayDispatchOneArgument(MacroAssembler* masm) {
__ j(not_zero, &normal_sequence);
// look at the first argument
- __ movq(rcx, Operand(rsp, kPointerSize));
+ __ movq(rcx, StackArgumentOperand(1 * kPointerSize));
__ testq(rcx, rcx);
__ j(zero, &normal_sequence);
@@ -6746,7 +6747,7 @@ void InternalArrayConstructorStub::GenerateCase(
if (IsFastPackedElementsKind(kind)) {
// We might need to create a holey array
// look at the first argument
- __ movq(rcx, Operand(rsp, kPointerSize));
+ __ movq(rcx, StackArgumentOperand(1 * kPointerSize));
__ testq(rcx, rcx);
__ j(zero, &normal_sequence);
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