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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_MIPS. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_MIPS. |
6 #if defined(TARGET_ARCH_MIPS) | 6 #if defined(TARGET_ARCH_MIPS) |
7 | 7 |
8 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" |
9 | 9 |
10 #include "vm/dart_entry.h" | 10 #include "vm/dart_entry.h" |
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2380 __ LoadImmediate(T1, num_context_variables()); | 2380 __ LoadImmediate(T1, num_context_variables()); |
2381 StubCode* stub_code = compiler->isolate()->stub_code(); | 2381 StubCode* stub_code = compiler->isolate()->stub_code(); |
2382 const ExternalLabel label(stub_code->AllocateContextEntryPoint()); | 2382 const ExternalLabel label(stub_code->AllocateContextEntryPoint()); |
2383 compiler->GenerateCall(token_pos(), | 2383 compiler->GenerateCall(token_pos(), |
2384 &label, | 2384 &label, |
2385 RawPcDescriptors::kOther, | 2385 RawPcDescriptors::kOther, |
2386 locs()); | 2386 locs()); |
2387 } | 2387 } |
2388 | 2388 |
2389 | 2389 |
| 2390 LocationSummary* InitStaticFieldInstr::MakeLocationSummary(Isolate* isolate, |
| 2391 bool opt) const { |
| 2392 const intptr_t kNumInputs = 1; |
| 2393 const intptr_t kNumTemps = 1; |
| 2394 LocationSummary* locs = new(isolate) LocationSummary( |
| 2395 isolate, kNumInputs, kNumTemps, LocationSummary::kCall); |
| 2396 locs->set_in(0, Location::RegisterLocation(T0)); |
| 2397 locs->set_temp(0, Location::RegisterLocation(T1)); |
| 2398 return locs; |
| 2399 } |
| 2400 |
| 2401 |
| 2402 void InitStaticFieldInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
| 2403 Register field = locs()->in(0).reg(); |
| 2404 Register temp = locs()->temp(0).reg(); |
| 2405 |
| 2406 Label call_runtime, no_call; |
| 2407 __ TraceSimMsg("InitStaticFieldInstr"); |
| 2408 |
| 2409 __ lw(temp, FieldAddress(field, Field::value_offset())); |
| 2410 __ BranchEqual(temp, Object::sentinel(), &call_runtime); |
| 2411 __ BranchNotEqual(temp, Object::transition_sentinel(), &no_call); |
| 2412 |
| 2413 __ Bind(&call_runtime); |
| 2414 __ addiu(SP, SP, Immediate(-2 * kWordSize)); |
| 2415 __ LoadObject(TMP, Object::null_object()); |
| 2416 __ sw(TMP, Address(SP, 1 * kWordSize)); // Make room for (unused) result. |
| 2417 __ sw(field, Address(SP, 0 * kWordSize)); |
| 2418 |
| 2419 compiler->GenerateRuntimeCall(token_pos(), |
| 2420 deopt_id(), |
| 2421 kInitStaticFieldRuntimeEntry, |
| 2422 1, |
| 2423 locs()); |
| 2424 |
| 2425 __ addiu(SP, SP, Immediate(2 * kWordSize)); // Purge argument and result. |
| 2426 |
| 2427 __ Bind(&no_call); |
| 2428 } |
| 2429 |
| 2430 |
2390 LocationSummary* CloneContextInstr::MakeLocationSummary(Isolate* isolate, | 2431 LocationSummary* CloneContextInstr::MakeLocationSummary(Isolate* isolate, |
2391 bool opt) const { | 2432 bool opt) const { |
2392 const intptr_t kNumInputs = 1; | 2433 const intptr_t kNumInputs = 1; |
2393 const intptr_t kNumTemps = 0; | 2434 const intptr_t kNumTemps = 0; |
2394 LocationSummary* locs = new(isolate) LocationSummary( | 2435 LocationSummary* locs = new(isolate) LocationSummary( |
2395 isolate, kNumInputs, kNumTemps, LocationSummary::kCall); | 2436 isolate, kNumInputs, kNumTemps, LocationSummary::kCall); |
2396 locs->set_in(0, Location::RegisterLocation(T0)); | 2437 locs->set_in(0, Location::RegisterLocation(T0)); |
2397 locs->set_out(0, Location::RegisterLocation(T0)); | 2438 locs->set_out(0, Location::RegisterLocation(T0)); |
2398 return locs; | 2439 return locs; |
2399 } | 2440 } |
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4838 compiler->GenerateCall(token_pos(), &label, stub_kind_, locs()); | 4879 compiler->GenerateCall(token_pos(), &label, stub_kind_, locs()); |
4839 #if defined(DEBUG) | 4880 #if defined(DEBUG) |
4840 __ LoadImmediate(S4, kInvalidObjectPointer); | 4881 __ LoadImmediate(S4, kInvalidObjectPointer); |
4841 __ LoadImmediate(S5, kInvalidObjectPointer); | 4882 __ LoadImmediate(S5, kInvalidObjectPointer); |
4842 #endif | 4883 #endif |
4843 } | 4884 } |
4844 | 4885 |
4845 } // namespace dart | 4886 } // namespace dart |
4846 | 4887 |
4847 #endif // defined TARGET_ARCH_MIPS | 4888 #endif // defined TARGET_ARCH_MIPS |
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