| OLD | NEW |
| 1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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/arm64/frames-arm64.h" | 5 #include "src/arm64/frames-arm64.h" |
| 6 #include "src/codegen.h" | 6 #include "src/codegen.h" |
| 7 #include "src/deoptimizer.h" | 7 #include "src/deoptimizer.h" |
| 8 #include "src/full-codegen/full-codegen.h" | 8 #include "src/full-codegen/full-codegen.h" |
| 9 #include "src/register-configuration.h" | 9 #include "src/register-configuration.h" |
| 10 #include "src/safepoint-table.h" | 10 #include "src/safepoint-table.h" |
| (...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 58 DCHECK((prev_call_address == NULL) || | 58 DCHECK((prev_call_address == NULL) || |
| 59 (call_address >= prev_call_address + patch_size())); | 59 (call_address >= prev_call_address + patch_size())); |
| 60 DCHECK(call_address + patch_size() <= code->instruction_end()); | 60 DCHECK(call_address + patch_size() <= code->instruction_end()); |
| 61 #ifdef DEBUG | 61 #ifdef DEBUG |
| 62 prev_call_address = call_address; | 62 prev_call_address = call_address; |
| 63 #endif | 63 #endif |
| 64 } | 64 } |
| 65 } | 65 } |
| 66 | 66 |
| 67 | 67 |
| 68 void Deoptimizer::FillInputFrame(Address tos, JavaScriptFrame* frame) { | |
| 69 // Set the register values. The values are not important as there are no | |
| 70 // callee saved registers in JavaScript frames, so all registers are | |
| 71 // spilled. Registers fp and sp are set to the correct values though. | |
| 72 for (int i = 0; i < Register::NumRegisters(); i++) { | |
| 73 input_->SetRegister(i, 0); | |
| 74 } | |
| 75 | |
| 76 // TODO(all): Do we also need to set a value to csp? | |
| 77 input_->SetRegister(jssp.code(), reinterpret_cast<intptr_t>(frame->sp())); | |
| 78 input_->SetRegister(fp.code(), reinterpret_cast<intptr_t>(frame->fp())); | |
| 79 | |
| 80 for (int i = 0; i < DoubleRegister::kMaxNumRegisters; i++) { | |
| 81 input_->SetDoubleRegister(i, 0.0); | |
| 82 } | |
| 83 | |
| 84 // Fill the frame content from the actual data on the frame. | |
| 85 for (unsigned i = 0; i < input_->GetFrameSize(); i += kPointerSize) { | |
| 86 input_->SetFrameSlot(i, Memory::uint64_at(tos + i)); | |
| 87 } | |
| 88 } | |
| 89 | |
| 90 bool Deoptimizer::HasAlignmentPadding(SharedFunctionInfo* shared) { | 68 bool Deoptimizer::HasAlignmentPadding(SharedFunctionInfo* shared) { |
| 91 // There is no dynamic alignment padding on ARM64 in the input frame. | 69 // There is no dynamic alignment padding on ARM64 in the input frame. |
| 92 return false; | 70 return false; |
| 93 } | 71 } |
| 94 | 72 |
| 95 | 73 |
| 96 void Deoptimizer::SetPlatformCompiledStubRegisters( | 74 void Deoptimizer::SetPlatformCompiledStubRegisters( |
| 97 FrameDescription* output_frame, CodeStubDescriptor* descriptor) { | 75 FrameDescription* output_frame, CodeStubDescriptor* descriptor) { |
| 98 ApiFunction function(descriptor->deoptimization_handler()); | 76 ApiFunction function(descriptor->deoptimization_handler()); |
| 99 ExternalReference xref(&function, ExternalReference::BUILTIN_CALL, isolate_); | 77 ExternalReference xref(&function, ExternalReference::BUILTIN_CALL, isolate_); |
| (...skipping 258 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 358 void FrameDescription::SetCallerConstantPool(unsigned offset, intptr_t value) { | 336 void FrameDescription::SetCallerConstantPool(unsigned offset, intptr_t value) { |
| 359 // No embedded constant pool support. | 337 // No embedded constant pool support. |
| 360 UNREACHABLE(); | 338 UNREACHABLE(); |
| 361 } | 339 } |
| 362 | 340 |
| 363 | 341 |
| 364 #undef __ | 342 #undef __ |
| 365 | 343 |
| 366 } // namespace internal | 344 } // namespace internal |
| 367 } // namespace v8 | 345 } // namespace v8 |
| OLD | NEW |