OLD | NEW |
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" | 5 #include "vm/globals.h" |
6 #if defined(TARGET_ARCH_ARM) | 6 #if defined(TARGET_ARCH_ARM) |
7 | 7 |
8 #include "vm/assembler.h" | 8 #include "vm/assembler.h" |
9 #include "vm/code_generator.h" | 9 #include "vm/code_generator.h" |
10 #include "vm/cpu.h" | 10 #include "vm/cpu.h" |
(...skipping 504 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
515 if (kind == kLazyDeoptFromReturn) { | 515 if (kind == kLazyDeoptFromReturn) { |
516 __ Push(R1); // Preserve result, it will be GC-d here. | 516 __ Push(R1); // Preserve result, it will be GC-d here. |
517 } else if (kind == kLazyDeoptFromThrow) { | 517 } else if (kind == kLazyDeoptFromThrow) { |
518 __ Push(R1); // Preserve exception, it will be GC-d here. | 518 __ Push(R1); // Preserve exception, it will be GC-d here. |
519 __ Push(R2); // Preserve stacktrace, it will be GC-d here. | 519 __ Push(R2); // Preserve stacktrace, it will be GC-d here. |
520 } | 520 } |
521 __ PushObject(Smi::ZoneHandle()); // Space for the result. | 521 __ PushObject(Smi::ZoneHandle()); // Space for the result. |
522 __ CallRuntime(kDeoptimizeMaterializeRuntimeEntry, 0); | 522 __ CallRuntime(kDeoptimizeMaterializeRuntimeEntry, 0); |
523 // Result tells stub how many bytes to remove from the expression stack | 523 // Result tells stub how many bytes to remove from the expression stack |
524 // of the bottom-most frame. They were used as materialization arguments. | 524 // of the bottom-most frame. They were used as materialization arguments. |
525 __ Pop(R1); | 525 __ Pop(R2); |
526 if (kind == kLazyDeoptFromReturn) { | 526 if (kind == kLazyDeoptFromReturn) { |
527 __ Pop(R0); // Restore result. | 527 __ Pop(R0); // Restore result. |
528 } else if (kind == kLazyDeoptFromThrow) { | 528 } else if (kind == kLazyDeoptFromThrow) { |
529 __ Pop(R1); // Restore stacktrace. | 529 __ Pop(R1); // Restore stacktrace. |
530 __ Pop(R0); // Restore exception. | 530 __ Pop(R0); // Restore exception. |
531 } | 531 } |
532 __ LeaveStubFrame(); | 532 __ LeaveStubFrame(); |
533 // Remove materialization arguments. | 533 // Remove materialization arguments. |
534 __ add(SP, SP, Operand(R1, ASR, kSmiTagSize)); | 534 __ add(SP, SP, Operand(R2, ASR, kSmiTagSize)); |
535 __ Ret(); | 535 __ Ret(); |
536 } | 536 } |
537 | 537 |
538 | 538 |
539 // LR: return address + call-instruction-size | 539 // LR: return address + call-instruction-size |
540 // R0: result, must be preserved | 540 // R0: result, must be preserved |
541 void StubCode::GenerateDeoptimizeLazyFromReturnStub(Assembler* assembler) { | 541 void StubCode::GenerateDeoptimizeLazyFromReturnStub(Assembler* assembler) { |
542 // Correct return address to point just after the call that is being | 542 // Correct return address to point just after the call that is being |
543 // deoptimized. | 543 // deoptimized. |
544 __ AddImmediate(LR, -CallPattern::DeoptCallPatternLengthInBytes()); | 544 __ AddImmediate(LR, -CallPattern::DeoptCallPatternLengthInBytes()); |
(...skipping 1711 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
2256 } | 2256 } |
2257 | 2257 |
2258 | 2258 |
2259 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) { | 2259 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) { |
2260 __ bkpt(0); | 2260 __ bkpt(0); |
2261 } | 2261 } |
2262 | 2262 |
2263 } // namespace dart | 2263 } // namespace dart |
2264 | 2264 |
2265 #endif // defined TARGET_ARCH_ARM | 2265 #endif // defined TARGET_ARCH_ARM |
OLD | NEW |