OLD | NEW |
1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/runtime/runtime-utils.h" | 5 #include "src/runtime/runtime-utils.h" |
6 | 6 |
7 #include "src/arguments.h" | 7 #include "src/arguments.h" |
8 #include "src/deoptimizer.h" | 8 #include "src/deoptimizer.h" |
9 #include "src/frames-inl.h" | 9 #include "src/frames-inl.h" |
10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" |
(...skipping 390 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
401 if (!Compiler::Compile(func, KEEP_EXCEPTION)) { | 401 if (!Compiler::Compile(func, KEEP_EXCEPTION)) { |
402 return isolate->heap()->exception(); | 402 return isolate->heap()->exception(); |
403 } | 403 } |
404 OFStream os(stdout); | 404 OFStream os(stdout); |
405 func->code()->Print(os); | 405 func->code()->Print(os); |
406 os << std::endl; | 406 os << std::endl; |
407 #endif // DEBUG | 407 #endif // DEBUG |
408 return isolate->heap()->undefined_value(); | 408 return isolate->heap()->undefined_value(); |
409 } | 409 } |
410 | 410 |
| 411 namespace { |
411 | 412 |
412 static int StackSize(Isolate* isolate) { | 413 int StackSize(Isolate* isolate) { |
413 int n = 0; | 414 int n = 0; |
414 for (JavaScriptFrameIterator it(isolate); !it.done(); it.Advance()) n++; | 415 for (JavaScriptFrameIterator it(isolate); !it.done(); it.Advance()) n++; |
415 return n; | 416 return n; |
416 } | 417 } |
417 | 418 |
418 | 419 void PrintIndentation(Isolate* isolate) { |
419 static void PrintTransition(Isolate* isolate, Object* result) { | 420 const int nmax = 80; |
420 // indentation | 421 int n = StackSize(isolate); |
421 { | 422 if (n <= nmax) { |
422 const int nmax = 80; | 423 PrintF("%4d:%*s", n, n, ""); |
423 int n = StackSize(isolate); | |
424 if (n <= nmax) | |
425 PrintF("%4d:%*s", n, n, ""); | |
426 else | |
427 PrintF("%4d:%*s", n, nmax, "..."); | |
428 } | |
429 | |
430 if (result == NULL) { | |
431 JavaScriptFrame::PrintTop(isolate, stdout, true, false); | |
432 PrintF(" {\n"); | |
433 } else { | 424 } else { |
434 // function result | 425 PrintF("%4d:%*s", n, nmax, "..."); |
435 PrintF("} -> "); | |
436 result->ShortPrint(); | |
437 PrintF("\n"); | |
438 } | 426 } |
439 } | 427 } |
440 | 428 |
| 429 } // namespace |
441 | 430 |
442 RUNTIME_FUNCTION(Runtime_TraceEnter) { | 431 RUNTIME_FUNCTION(Runtime_TraceEnter) { |
443 SealHandleScope shs(isolate); | 432 SealHandleScope shs(isolate); |
444 DCHECK(args.length() == 0); | 433 DCHECK_EQ(0, args.length()); |
445 PrintTransition(isolate, NULL); | 434 PrintIndentation(isolate); |
| 435 JavaScriptFrame::PrintTop(isolate, stdout, true, false); |
| 436 PrintF(" {\n"); |
446 return isolate->heap()->undefined_value(); | 437 return isolate->heap()->undefined_value(); |
447 } | 438 } |
448 | 439 |
449 | 440 |
450 RUNTIME_FUNCTION(Runtime_TraceExit) { | 441 RUNTIME_FUNCTION(Runtime_TraceExit) { |
451 SealHandleScope shs(isolate); | 442 SealHandleScope shs(isolate); |
452 DCHECK(args.length() == 1); | 443 DCHECK_EQ(1, args.length()); |
453 CONVERT_ARG_CHECKED(Object, obj, 0); | 444 CONVERT_ARG_CHECKED(Object, obj, 0); |
454 PrintTransition(isolate, obj); | 445 PrintIndentation(isolate); |
| 446 PrintF("} -> "); |
| 447 obj->ShortPrint(); |
| 448 PrintF("\n"); |
455 return obj; // return TOS | 449 return obj; // return TOS |
456 } | 450 } |
457 | 451 |
| 452 RUNTIME_FUNCTION(Runtime_TraceTailCall) { |
| 453 SealHandleScope shs(isolate); |
| 454 DCHECK_EQ(0, args.length()); |
| 455 PrintIndentation(isolate); |
| 456 PrintF("} -> tail call ->\n"); |
| 457 return isolate->heap()->undefined_value(); |
| 458 } |
458 | 459 |
459 RUNTIME_FUNCTION(Runtime_HaveSameMap) { | 460 RUNTIME_FUNCTION(Runtime_HaveSameMap) { |
460 SealHandleScope shs(isolate); | 461 SealHandleScope shs(isolate); |
461 DCHECK(args.length() == 2); | 462 DCHECK(args.length() == 2); |
462 CONVERT_ARG_CHECKED(JSObject, obj1, 0); | 463 CONVERT_ARG_CHECKED(JSObject, obj1, 0); |
463 CONVERT_ARG_CHECKED(JSObject, obj2, 1); | 464 CONVERT_ARG_CHECKED(JSObject, obj2, 1); |
464 return isolate->heap()->ToBoolean(obj1->map() == obj2->map()); | 465 return isolate->heap()->ToBoolean(obj1->map() == obj2->map()); |
465 } | 466 } |
466 | 467 |
467 | 468 |
(...skipping 29 matching lines...) Expand all Loading... |
497 RUNTIME_FUNCTION(Runtime_HasFixed##Type##Elements) { \ | 498 RUNTIME_FUNCTION(Runtime_HasFixed##Type##Elements) { \ |
498 CONVERT_ARG_CHECKED(JSObject, obj, 0); \ | 499 CONVERT_ARG_CHECKED(JSObject, obj, 0); \ |
499 return isolate->heap()->ToBoolean(obj->HasFixed##Type##Elements()); \ | 500 return isolate->heap()->ToBoolean(obj->HasFixed##Type##Elements()); \ |
500 } | 501 } |
501 | 502 |
502 TYPED_ARRAYS(FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION) | 503 TYPED_ARRAYS(FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION) |
503 | 504 |
504 #undef FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION | 505 #undef FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION |
505 } // namespace internal | 506 } // namespace internal |
506 } // namespace v8 | 507 } // namespace v8 |
OLD | NEW |