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Side by Side Diff: src/mips64/full-codegen-mips64.cc

Issue 989273003: Converted FullCode to have its own list of known intrinsics. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fixed comment. Rebased Created 5 years, 9 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_MIPS64 7 #if V8_TARGET_ARCH_MIPS64
8 8
9 // Note on Mips implementation: 9 // Note on Mips implementation:
10 // 10 //
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4619 ExternalReference debug_is_active = 4619 ExternalReference debug_is_active =
4620 ExternalReference::debug_is_active_address(isolate()); 4620 ExternalReference::debug_is_active_address(isolate());
4621 __ li(at, Operand(debug_is_active)); 4621 __ li(at, Operand(debug_is_active));
4622 __ lbu(v0, MemOperand(at)); 4622 __ lbu(v0, MemOperand(at));
4623 __ SmiTag(v0); 4623 __ SmiTag(v0);
4624 context()->Plug(v0); 4624 context()->Plug(v0);
4625 } 4625 }
4626 4626
4627 4627
4628 void FullCodeGenerator::VisitCallRuntime(CallRuntime* expr) { 4628 void FullCodeGenerator::VisitCallRuntime(CallRuntime* expr) {
4629 InlineFunctionGenerator generator = FindInlineFunctionGenerator(expr);
4630 if (generator != nullptr) {
4631 Comment cmnt(masm_, "[ InlineRuntimeCall");
4632 EmitInlineRuntimeCall(expr, generator);
4633 return;
4634 }
4635
4636 Comment cmnt(masm_, "[ CallRuntime");
4637 ZoneList<Expression*>* args = expr->arguments(); 4629 ZoneList<Expression*>* args = expr->arguments();
4638 int arg_count = args->length(); 4630 int arg_count = args->length();
4639 4631
4640 if (expr->is_jsruntime()) { 4632 if (expr->is_jsruntime()) {
4633 Comment cmnt(masm_, "[ CallRuntime");
4641 // Push the builtins object as the receiver. 4634 // Push the builtins object as the receiver.
4642 Register receiver = LoadDescriptor::ReceiverRegister(); 4635 Register receiver = LoadDescriptor::ReceiverRegister();
4643 __ ld(receiver, GlobalObjectOperand()); 4636 __ ld(receiver, GlobalObjectOperand());
4644 __ ld(receiver, FieldMemOperand(receiver, GlobalObject::kBuiltinsOffset)); 4637 __ ld(receiver, FieldMemOperand(receiver, GlobalObject::kBuiltinsOffset));
4645 __ push(receiver); 4638 __ push(receiver);
4646 4639
4647 // Load the function from the receiver. 4640 // Load the function from the receiver.
4648 __ li(LoadDescriptor::NameRegister(), Operand(expr->name())); 4641 __ li(LoadDescriptor::NameRegister(), Operand(expr->name()));
4649 if (FLAG_vector_ics) { 4642 if (FLAG_vector_ics) {
4650 __ li(VectorLoadICDescriptor::SlotRegister(), 4643 __ li(VectorLoadICDescriptor::SlotRegister(),
4651 Operand(SmiFromSlot(expr->CallRuntimeFeedbackSlot()))); 4644 Operand(SmiFromSlot(expr->CallRuntimeFeedbackSlot())));
4652 CallLoadIC(NOT_CONTEXTUAL); 4645 CallLoadIC(NOT_CONTEXTUAL);
4653 } else { 4646 } else {
4654 CallLoadIC(NOT_CONTEXTUAL, expr->CallRuntimeFeedbackId()); 4647 CallLoadIC(NOT_CONTEXTUAL, expr->CallRuntimeFeedbackId());
4655 } 4648 }
4656 4649
4657 // Push the target function under the receiver. 4650 // Push the target function under the receiver.
4658 __ ld(at, MemOperand(sp, 0)); 4651 __ ld(at, MemOperand(sp, 0));
4659 __ push(at); 4652 __ push(at);
4660 __ sd(v0, MemOperand(sp, kPointerSize)); 4653 __ sd(v0, MemOperand(sp, kPointerSize));
4661 4654
4662 // Push the arguments ("left-to-right"). 4655 // Push the arguments ("left-to-right").
4663 int arg_count = args->length();
4664 for (int i = 0; i < arg_count; i++) { 4656 for (int i = 0; i < arg_count; i++) {
4665 VisitForStackValue(args->at(i)); 4657 VisitForStackValue(args->at(i));
4666 } 4658 }
4667 4659
4668 // Record source position of the IC call. 4660 // Record source position of the IC call.
4669 SetSourcePosition(expr->position()); 4661 SetSourcePosition(expr->position());
4670 CallFunctionStub stub(isolate(), arg_count, NO_CALL_FUNCTION_FLAGS); 4662 CallFunctionStub stub(isolate(), arg_count, NO_CALL_FUNCTION_FLAGS);
4671 __ ld(a1, MemOperand(sp, (arg_count + 1) * kPointerSize)); 4663 __ ld(a1, MemOperand(sp, (arg_count + 1) * kPointerSize));
4672 __ CallStub(&stub); 4664 __ CallStub(&stub);
4673 4665
4674 // Restore context register. 4666 // Restore context register.
4675 __ ld(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); 4667 __ ld(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
4676 4668
4677 context()->DropAndPlug(1, v0); 4669 context()->DropAndPlug(1, v0);
4678 } else { 4670 } else {
4679 // Push the arguments ("left-to-right"). 4671 const Runtime::Function* function = expr->function();
4680 for (int i = 0; i < arg_count; i++) { 4672 switch (function->function_id) {
4681 VisitForStackValue(args->at(i)); 4673 #define CALL_INTRINSIC_GENERATOR(Name) \
4674 case Runtime::kInline##Name: { \
4675 Comment cmnt(masm_, "[ Inline" #Name); \
4676 return Emit##Name(expr); \
4677 }
4678 FOR_EACH_FULL_CODE_INTRINSIC(CALL_INTRINSIC_GENERATOR)
4679 #undef CALL_INTRINSIC_GENERATOR
4680 default: {
4681 Comment cmnt(masm_, "[ CallRuntime for unhandled intrinsic");
4682 // Push the arguments ("left-to-right").
4683 for (int i = 0; i < arg_count; i++) {
4684 VisitForStackValue(args->at(i));
4685 }
4686
4687 // Call the C runtime function.
4688 __ CallRuntime(expr->function(), arg_count);
4689 context()->Plug(v0);
4690 }
4682 } 4691 }
4683
4684 // Call the C runtime function.
4685 __ CallRuntime(expr->function(), arg_count);
4686 context()->Plug(v0);
4687 } 4692 }
4688 } 4693 }
4689 4694
4690 4695
4691 void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) { 4696 void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
4692 switch (expr->op()) { 4697 switch (expr->op()) {
4693 case Token::DELETE: { 4698 case Token::DELETE: {
4694 Comment cmnt(masm_, "[ UnaryOperation (DELETE)"); 4699 Comment cmnt(masm_, "[ UnaryOperation (DELETE)");
4695 Property* property = expr->expression()->AsProperty(); 4700 Property* property = expr->expression()->AsProperty();
4696 VariableProxy* proxy = expr->expression()->AsVariableProxy(); 4701 VariableProxy* proxy = expr->expression()->AsVariableProxy();
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5483 Assembler::target_address_at(pc_immediate_load_address)) == 5488 Assembler::target_address_at(pc_immediate_load_address)) ==
5484 reinterpret_cast<uint64_t>( 5489 reinterpret_cast<uint64_t>(
5485 isolate->builtins()->OsrAfterStackCheck()->entry())); 5490 isolate->builtins()->OsrAfterStackCheck()->entry()));
5486 return OSR_AFTER_STACK_CHECK; 5491 return OSR_AFTER_STACK_CHECK;
5487 } 5492 }
5488 5493
5489 5494
5490 } } // namespace v8::internal 5495 } } // namespace v8::internal
5491 5496
5492 #endif // V8_TARGET_ARCH_MIPS64 5497 #endif // V8_TARGET_ARCH_MIPS64
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