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Unified Diff: src/x64/stub-cache-x64.cc

Issue 21123008: Introduce StackArgumentsAccessor class for X64 (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Addressed danno's comments Created 7 years, 5 months ago
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Index: src/x64/stub-cache-x64.cc
diff --git a/src/x64/stub-cache-x64.cc b/src/x64/stub-cache-x64.cc
index 39ff656ec45be81f7fa5c9c633b4dbe92c227981..fc70f81325f40c30b4894cdf663bfd96df4ad022 100644
--- a/src/x64/stub-cache-x64.cc
+++ b/src/x64/stub-cache-x64.cc
@@ -414,8 +414,8 @@ static void ReserveSpaceForFastApiCall(MacroAssembler* masm, Register scratch) {
__ subq(rsp, Immediate(kFastApiCallArguments * kPointerSize));
__ movq(StackOperandForReturnAddress(0), scratch);
__ Move(scratch, Smi::FromInt(0));
- for (int i = 1; i <= kFastApiCallArguments; i++) {
- __ movq(Operand(rsp, i * kPointerSize), scratch);
+ for (int i = 0; i < kFastApiCallArguments; i++) {
+ __ movq(StackOperandForReversedArgument(i), scratch);
}
}
@@ -465,22 +465,22 @@ static void GenerateFastApiCall(MacroAssembler* masm,
__ movq(rsi, FieldOperand(rdi, JSFunction::kContextOffset));
// Pass the additional arguments.
- __ movq(Operand(rsp, 2 * kPointerSize), rdi);
+ __ movq(StackOperandForReversedArgument(1), rdi);
Handle<CallHandlerInfo> api_call_info = optimization.api_call_info();
Handle<Object> call_data(api_call_info->data(), masm->isolate());
if (masm->isolate()->heap()->InNewSpace(*call_data)) {
__ Move(rcx, api_call_info);
__ movq(rbx, FieldOperand(rcx, CallHandlerInfo::kDataOffset));
- __ movq(Operand(rsp, 3 * kPointerSize), rbx);
+ __ movq(StackOperandForReversedArgument(2), rbx);
} else {
- __ Move(Operand(rsp, 3 * kPointerSize), call_data);
+ __ Move(StackOperandForReversedArgument(2), call_data);
}
__ movq(kScratchRegister,
ExternalReference::isolate_address(masm->isolate()));
- __ movq(Operand(rsp, 4 * kPointerSize), kScratchRegister);
+ __ movq(StackOperandForReversedArgument(3), kScratchRegister);
__ LoadRoot(kScratchRegister, Heap::kUndefinedValueRootIndex);
- __ movq(Operand(rsp, 5 * kPointerSize), kScratchRegister);
- __ movq(Operand(rsp, 6 * kPointerSize), kScratchRegister);
+ __ movq(StackOperandForReversedArgument(4), kScratchRegister);
+ __ movq(StackOperandForReversedArgument(5), kScratchRegister);
// Prepare arguments.
STATIC_ASSERT(kFastApiCallArguments == 6);
@@ -1075,7 +1075,7 @@ Register StubCompiler::CheckPrototypes(Handle<JSObject> object,
int depth = 0;
if (save_at_depth == depth) {
- __ movq(Operand(rsp, kPointerSize), object_reg);
+ __ movq(Operand(rsp, kPCOnStackSize), object_reg);
}
// Check the maps in the prototype chain.
@@ -1135,7 +1135,7 @@ Register StubCompiler::CheckPrototypes(Handle<JSObject> object,
}
if (save_at_depth == depth) {
- __ movq(Operand(rsp, kPointerSize), reg);
+ __ movq(Operand(rsp, kPCOnStackSize), reg);
}
// Go to the next object in the prototype chain.
@@ -1474,7 +1474,7 @@ void CallStubCompiler::GenerateGlobalReceiverCheck(Handle<JSObject> object,
const int argc = arguments().immediate();
// Get the receiver from the stack.
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the maps haven't changed.
@@ -1540,7 +1540,7 @@ Handle<Code> CallStubCompiler::CompileCallField(Handle<JSObject> object,
// Get the receiver from the stack.
const int argc = arguments().immediate();
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the receiver isn't a smi.
__ JumpIfSmi(rdx, &miss);
@@ -1561,7 +1561,7 @@ Handle<Code> CallStubCompiler::CompileCallField(Handle<JSObject> object,
// necessary.
if (object->IsGlobalObject()) {
__ movq(rdx, FieldOperand(rdx, GlobalObject::kGlobalReceiverOffset));
- __ movq(Operand(rsp, (argc + 1) * kPointerSize), rdx);
+ __ movq(StackOperandForReceiver(argc), rdx);
}
// Invoke the function.
@@ -1595,7 +1595,7 @@ Handle<Code> CallStubCompiler::CompileArrayCodeCall(
if (cell.is_null()) {
// Get the receiver from the stack.
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the receiver isn't a smi.
__ JumpIfSmi(rdx, &miss);
@@ -1649,7 +1649,7 @@ Handle<Code> CallStubCompiler::CompileArrayPushCall(
// Get the receiver from the stack.
const int argc = arguments().immediate();
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the receiver isn't a smi.
__ JumpIfSmi(rdx, &miss);
@@ -1688,7 +1688,7 @@ Handle<Code> CallStubCompiler::CompileArrayPushCall(
__ j(greater, &attempt_to_grow_elements);
// Check if value is a smi.
- __ movq(rcx, Operand(rsp, argc * kPointerSize));
+ __ movq(rcx, StackOperandForArgument(0, 1));
__ JumpIfNotSmi(rcx, &with_write_barrier);
// Save new length.
@@ -1723,7 +1723,7 @@ Handle<Code> CallStubCompiler::CompileArrayPushCall(
__ cmpl(rax, rcx);
__ j(greater, &call_builtin);
- __ movq(rcx, Operand(rsp, argc * kPointerSize));
+ __ movq(rcx, StackOperandForArgument(0, 1));
__ StoreNumberToDoubleElements(
rcx, rdi, rax, xmm0, &call_builtin, argc * kDoubleSize);
@@ -1800,7 +1800,7 @@ Handle<Code> CallStubCompiler::CompileArrayPushCall(
__ jmp(&call_builtin);
}
- __ movq(rbx, Operand(rsp, argc * kPointerSize));
+ __ movq(rbx, StackOperandForArgument(0, 1));
// Growing elements that are SMI-only requires special handling in case
// the new element is non-Smi. For now, delegate to the builtin.
Label no_fast_elements_check;
@@ -1849,7 +1849,7 @@ Handle<Code> CallStubCompiler::CompileArrayPushCall(
__ RecordWrite(rdi, rdx, rbx, kDontSaveFPRegs, OMIT_REMEMBERED_SET);
// Restore receiver to rdx as finish sequence assumes it's here.
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Increment element's and array's sizes.
__ SmiAddConstant(FieldOperand(rdi, FixedArray::kLengthOffset),
@@ -1900,7 +1900,7 @@ Handle<Code> CallStubCompiler::CompileArrayPopCall(
// Get the receiver from the stack.
const int argc = arguments().immediate();
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the receiver isn't a smi.
__ JumpIfSmi(rdx, &miss);
@@ -2003,9 +2003,9 @@ Handle<Code> CallStubCompiler::CompileStringCharCodeAtCall(
Register receiver = rbx;
Register index = rdi;
Register result = rax;
- __ movq(receiver, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(receiver, StackOperandForReceiver(argc));
if (argc > 0) {
- __ movq(index, Operand(rsp, (argc - 0) * kPointerSize));
+ __ movq(index, StackOperandForArgument(1, argc + 1));
} else {
__ LoadRoot(index, Heap::kUndefinedValueRootIndex);
}
@@ -2084,9 +2084,9 @@ Handle<Code> CallStubCompiler::CompileStringCharAtCall(
Register index = rdi;
Register scratch = rdx;
Register result = rax;
- __ movq(receiver, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(receiver, StackOperandForReceiver(argc));
if (argc > 0) {
- __ movq(index, Operand(rsp, (argc - 0) * kPointerSize));
+ __ movq(index, StackOperandForArgument(1, argc + 1));
} else {
__ LoadRoot(index, Heap::kUndefinedValueRootIndex);
}
@@ -2145,7 +2145,7 @@ Handle<Code> CallStubCompiler::CompileStringFromCharCodeCall(
GenerateNameCheck(name, &miss);
if (cell.is_null()) {
- __ movq(rdx, Operand(rsp, 2 * kPointerSize));
+ __ movq(rdx, StackOperandForReversedArgument(1));
__ JumpIfSmi(rdx, &miss);
CheckPrototypes(Handle<JSObject>::cast(object), rdx, holder, rbx, rax, rdi,
name, &miss);
@@ -2158,7 +2158,7 @@ Handle<Code> CallStubCompiler::CompileStringFromCharCodeCall(
// Load the char code argument.
Register code = rbx;
- __ movq(code, Operand(rsp, 1 * kPointerSize));
+ __ movq(code, StackOperandForReversedArgument(0));
// Check the code is a smi.
Label slow;
@@ -2229,7 +2229,7 @@ Handle<Code> CallStubCompiler::CompileMathAbsCall(
GenerateNameCheck(name, &miss);
if (cell.is_null()) {
- __ movq(rdx, Operand(rsp, 2 * kPointerSize));
+ __ movq(rdx, StackOperandForReversedArgument(1));
__ JumpIfSmi(rdx, &miss);
CheckPrototypes(Handle<JSObject>::cast(object), rdx, holder, rbx, rax, rdi,
name, &miss);
@@ -2240,7 +2240,7 @@ Handle<Code> CallStubCompiler::CompileMathAbsCall(
GenerateLoadFunctionFromCell(cell, function, &miss);
}
// Load the (only) argument into rax.
- __ movq(rax, Operand(rsp, 1 * kPointerSize));
+ __ movq(rax, StackOperandForReversedArgument(0));
// Check if the argument is a smi.
Label not_smi;
@@ -2333,7 +2333,7 @@ Handle<Code> CallStubCompiler::CompileFastApiCall(
// Get the receiver from the stack.
const int argc = arguments().immediate();
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the receiver isn't a smi.
__ JumpIfSmi(rdx, &miss_before_stack_reserved);
@@ -2387,7 +2387,7 @@ void CallStubCompiler::CompileHandlerFrontend(Handle<Object> object,
// Get the receiver from the stack.
const int argc = arguments().immediate();
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the receiver isn't a smi.
if (check != NUMBER_CHECK) {
@@ -2411,7 +2411,7 @@ void CallStubCompiler::CompileHandlerFrontend(Handle<Object> object,
// necessary.
if (object->IsGlobalObject()) {
__ movq(rdx, FieldOperand(rdx, GlobalObject::kGlobalReceiverOffset));
- __ movq(Operand(rsp, (argc + 1) * kPointerSize), rdx);
+ __ movq(StackOperandForReceiver(argc), rdx);
}
break;
@@ -2538,14 +2538,14 @@ Handle<Code> CallStubCompiler::CompileCallInterceptor(Handle<JSObject> object,
LookupPostInterceptor(holder, name, &lookup);
// Get the receiver from the stack.
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
CallInterceptorCompiler compiler(this, arguments(), rcx, extra_state_);
compiler.Compile(masm(), object, holder, name, &lookup, rdx, rbx, rdi, rax,
&miss);
// Restore receiver.
- __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
+ __ movq(rdx, StackOperandForReceiver(argc));
// Check that the function really is a function.
__ JumpIfSmi(rax, &miss);
@@ -2556,7 +2556,7 @@ Handle<Code> CallStubCompiler::CompileCallInterceptor(Handle<JSObject> object,
// necessary.
if (object->IsGlobalObject()) {
__ movq(rdx, FieldOperand(rdx, GlobalObject::kGlobalReceiverOffset));
- __ movq(Operand(rsp, (argc + 1) * kPointerSize), rdx);
+ __ movq(StackOperandForReceiver(argc), rdx);
}
// Invoke the function.
@@ -2611,7 +2611,7 @@ Handle<Code> CallStubCompiler::CompileCallGlobal(
// Patch the receiver on the stack with the global proxy.
if (object->IsGlobalObject()) {
__ movq(rdx, FieldOperand(rdx, GlobalObject::kGlobalReceiverOffset));
- __ movq(Operand(rsp, (argc + 1) * kPointerSize), rdx);
+ __ movq(StackOperandForReceiver(argc), rdx);
}
// Set up the context (function already in rdi).
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