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1 # Copyright 2013 the V8 project authors. All rights reserved. | 1 # Copyright 2013 the V8 project authors. All rights reserved. |
2 # Redistribution and use in source and binary forms, with or without | 2 # Redistribution and use in source and binary forms, with or without |
3 # modification, are permitted provided that the following conditions are | 3 # modification, are permitted provided that the following conditions are |
4 # met: | 4 # met: |
5 # | 5 # |
6 # * Redistributions of source code must retain the above copyright | 6 # * Redistributions of source code must retain the above copyright |
7 # notice, this list of conditions and the following disclaimer. | 7 # notice, this list of conditions and the following disclaimer. |
8 # * Redistributions in binary form must reproduce the above | 8 # * Redistributions in binary form must reproduce the above |
9 # copyright notice, this list of conditions and the following | 9 # copyright notice, this list of conditions and the following |
10 # disclaimer in the documentation and/or other materials provided | 10 # disclaimer in the documentation and/or other materials provided |
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53 'v8_can_use_fpu_instructions%': 'true', | 53 'v8_can_use_fpu_instructions%': 'true', |
54 | 54 |
55 # Similar to the ARM hard float ABI but on MIPS. | 55 # Similar to the ARM hard float ABI but on MIPS. |
56 'v8_use_mips_abi_hardfloat%': 'true', | 56 'v8_use_mips_abi_hardfloat%': 'true', |
57 | 57 |
58 # Default arch variant for MIPS. | 58 # Default arch variant for MIPS. |
59 'mips_arch_variant%': 'mips32r2', | 59 'mips_arch_variant%': 'mips32r2', |
60 | 60 |
61 'v8_enable_backtrace%': 0, | 61 'v8_enable_backtrace%': 0, |
62 | 62 |
63 # Turns on compiler optimizations in Debug builds (#defines are unaffected). | 63 # Speeds up Debug builds: |
| 64 # 0 - compiler optimizations off (debuggable) (default). This may |
| 65 # be 5x slower than Release (or worse). |
| 66 # 1 - turn on compiler optimizations. and #undef DEBUG/#define NDEBUG. |
| 67 # This may be hard or impossible to debug. This may still be |
| 68 # 2x slower than Release (or worse). |
| 69 # 2 - Turn on optimizations, and also #undef DEBUG / #define NDEBUG |
| 70 # (but leave V8_ENABLE_CHECKS and most other assertions enabled. |
| 71 # This may cause some v8 tests to fail in the Debug configuration. |
| 72 # This roughly matches the performance of a Release build and can |
| 73 # be used by embedders that need to build their own code as debug |
| 74 # but don't want or need a debug version of V8. This should produce |
| 75 # near-release speeds. |
64 'v8_optimized_debug%': 0, | 76 'v8_optimized_debug%': 0, |
65 | 77 |
66 # Enable profiling support. Only required on Windows. | 78 # Enable profiling support. Only required on Windows. |
67 'v8_enable_prof%': 0, | 79 'v8_enable_prof%': 0, |
68 | 80 |
69 # Some versions of GCC 4.5 seem to need -fno-strict-aliasing. | 81 # Some versions of GCC 4.5 seem to need -fno-strict-aliasing. |
70 'v8_no_strict_aliasing%': 0, | 82 'v8_no_strict_aliasing%': 0, |
71 | 83 |
72 # Chrome needs this definition unconditionally. For standalone V8 builds, | 84 # Chrome needs this definition unconditionally. For standalone V8 builds, |
73 # it's handled in build/standalone.gypi. | 85 # it's handled in build/standalone.gypi. |
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428 ['OS=="freebsd" or OS=="openbsd"', { | 440 ['OS=="freebsd" or OS=="openbsd"', { |
429 'cflags': [ '-I/usr/local/include' ], | 441 'cflags': [ '-I/usr/local/include' ], |
430 }], | 442 }], |
431 ['OS=="netbsd"', { | 443 ['OS=="netbsd"', { |
432 'cflags': [ '-I/usr/pkg/include' ], | 444 'cflags': [ '-I/usr/pkg/include' ], |
433 }], | 445 }], |
434 ], # conditions | 446 ], # conditions |
435 'configurations': { | 447 'configurations': { |
436 'Debug': { | 448 'Debug': { |
437 'defines': [ | 449 'defines': [ |
438 'DEBUG', | |
439 'ENABLE_DISASSEMBLER', | 450 'ENABLE_DISASSEMBLER', |
440 'V8_ENABLE_CHECKS', | 451 'V8_ENABLE_CHECKS', |
441 'OBJECT_PRINT', | 452 'OBJECT_PRINT', |
442 'VERIFY_HEAP', | 453 'VERIFY_HEAP', |
443 ], | 454 ], |
444 'msvs_settings': { | 455 'msvs_settings': { |
445 'VCCLCompilerTool': { | 456 'VCCLCompilerTool': { |
446 'conditions': [ | 457 'conditions': [ |
447 ['component=="shared_library"', { | 458 ['component=="shared_library"', { |
448 'RuntimeLibrary': '3', # /MDd | 459 'RuntimeLibrary': '3', # /MDd |
449 }, { | 460 }, { |
450 'RuntimeLibrary': '1', # /MTd | 461 'RuntimeLibrary': '1', # /MTd |
451 }], | 462 }], |
452 ['v8_optimized_debug==1', { | 463 ['v8_optimized_debug==0', { |
453 'Optimization': '1', | 464 'Optimization': '0', |
| 465 }, { |
| 466 'Optimization': '2', |
454 'InlineFunctionExpansion': '2', | 467 'InlineFunctionExpansion': '2', |
455 'EnableIntrinsicFunctions': 'true', | 468 'EnableIntrinsicFunctions': 'true', |
456 'FavorSizeOrSpeed': '0', | 469 'FavorSizeOrSpeed': '0', |
457 'StringPooling': 'true', | 470 'StringPooling': 'true', |
458 'BasicRuntimeChecks': '0', | 471 'BasicRuntimeChecks': '0', |
459 }, { | 472 'conditions': [ |
460 'Optimization': '0', | 473 ['component=="shared_library"', { |
| 474 'RuntimeLibrary': '2', #/MD |
| 475 }, { |
| 476 'RuntimeLibrary': '0', #/MT |
| 477 }], |
| 478 ['v8_target_arch=="x64"', { |
| 479 # TODO(2207): remove this option once the bug is fixed. |
| 480 'WholeProgramOptimization': 'true', |
| 481 }], |
| 482 ], |
461 }], | 483 }], |
462 ], | 484 ], |
463 }, | 485 }, |
464 'VCLinkerTool': { | 486 'VCLinkerTool': { |
465 'LinkIncremental': '2', | 487 'conditions': [ |
| 488 ['v8_optimized_debug==0', { |
| 489 'LinkIncremental': '2', |
| 490 }, { |
| 491 'LinkIncremental': '1', |
| 492 'OptimizeReferences': '2', |
| 493 'EnableCOMDATFolding': '2', |
| 494 }], |
| 495 ], |
466 }, | 496 }, |
467 }, | 497 }, |
468 'conditions': [ | 498 'conditions': [ |
| 499 ['v8_optimized_debug==2', { |
| 500 'defines': [ |
| 501 'NDEBUG', |
| 502 ], |
| 503 }, { |
| 504 'defines': [ |
| 505 'DEBUG', |
| 506 ], |
| 507 }], |
469 ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd"', { | 508 ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd"', { |
470 'cflags': [ '-Wall', '<(werror)', '-W', '-Wno-unused-parameter', | 509 'cflags': [ '-Wall', '<(werror)', '-W', '-Wno-unused-parameter', |
471 '-Wnon-virtual-dtor', '-Woverloaded-virtual', | 510 '-Wnon-virtual-dtor', '-Woverloaded-virtual', |
472 '<(wno_array_bounds)' ], | 511 '<(wno_array_bounds)' ], |
473 'conditions': [ | 512 'conditions': [ |
| 513 ['v8_optimized_debug==0', { |
| 514 'cflags!': [ |
| 515 '-O0', |
| 516 '-O3', |
| 517 '-O2', |
| 518 '-O1', |
| 519 '-Os', |
| 520 ], |
| 521 'cflags': [ |
| 522 '-fdata-sections', |
| 523 '-ffunction-sections', |
| 524 ], |
| 525 }], |
474 ['v8_optimized_debug==1', { | 526 ['v8_optimized_debug==1', { |
475 'cflags!': [ | 527 'cflags!': [ |
476 '-O0', | 528 '-O0', |
| 529 '-O3', # TODO(2807) should be -O1. |
477 '-O2', | 530 '-O2', |
478 '-Os', | 531 '-Os', |
479 ], | 532 ], |
480 'cflags': [ | 533 'cflags': [ |
481 '-fdata-sections', | 534 '-fdata-sections', |
482 '-ffunction-sections', | 535 '-ffunction-sections', |
483 '-O1', | 536 '-O1', # TODO(2807) should be -O3. |
484 ], | 537 ], |
485 }], | 538 }], |
486 ['v8_optimized_debug==1 and gcc_version==44 and clang==0', { | 539 ['v8_optimized_debug==2', { |
| 540 'cflags!': [ |
| 541 '-O0', |
| 542 '-O1', |
| 543 '-O2', |
| 544 '-Os', |
| 545 ], |
| 546 'cflags': [ |
| 547 '-fdata-sections', |
| 548 '-ffunction-sections', |
| 549 '-O3', |
| 550 ], |
| 551 }], |
| 552 ['v8_optimized_debug!=0 and gcc_version==44 and clang==0', { |
487 'cflags': [ | 553 'cflags': [ |
488 # Avoid crashes with gcc 4.4 in the v8 test suite. | 554 # Avoid crashes with gcc 4.4 in the v8 test suite. |
489 '-fno-tree-vrp', | 555 '-fno-tree-vrp', |
490 ], | 556 ], |
491 }], | 557 }], |
492 ], | 558 ], |
493 }], | 559 }], |
494 ['OS=="linux" and v8_enable_backtrace==1', { | 560 ['OS=="linux" and v8_enable_backtrace==1', { |
495 # Support for backtrace_symbols. | 561 # Support for backtrace_symbols. |
496 'ldflags': [ '-rdynamic' ], | 562 'ldflags': [ '-rdynamic' ], |
497 }], | 563 }], |
498 ['OS=="android"', { | 564 ['OS=="android"', { |
499 'variables': { | 565 'variables': { |
500 'android_full_debug%': 1, | 566 'android_full_debug%': 1, |
501 }, | 567 }, |
502 'conditions': [ | 568 'conditions': [ |
503 ['android_full_debug==0', { | 569 ['android_full_debug==0', { |
504 # Disable full debug if we want a faster v8 in a debug build. | 570 # Disable full debug if we want a faster v8 in a debug build. |
505 # TODO(2304): pass DISABLE_DEBUG_ASSERT instead of hiding DEBUG. | 571 # TODO(2304): pass DISABLE_DEBUG_ASSERT instead of hiding DEBUG. |
506 'defines!': [ | 572 'defines!': [ |
507 'DEBUG', | 573 'DEBUG', |
508 ], | 574 ], |
509 }], | 575 }], |
510 ], | 576 ], |
511 }], | 577 }], |
512 ['OS=="mac"', { | 578 ['OS=="mac"', { |
513 'xcode_settings': { | 579 'xcode_settings': { |
514 'conditions': [ | 580 'conditions': [ |
515 ['v8_optimized_debug==1', { | 581 ['v8_optimized_debug==0', { |
516 'GCC_OPTIMIZATION_LEVEL': '1', # -O1 | 582 'GCC_OPTIMIZATION_LEVEL': '0', # -O0 |
| 583 }, { |
| 584 'GCC_OPTIMIZATION_LEVEL': '3', # -O3 |
517 'GCC_STRICT_ALIASING': 'YES', | 585 'GCC_STRICT_ALIASING': 'YES', |
518 }, { | |
519 'GCC_OPTIMIZATION_LEVEL': '0', # -O0 | |
520 }], | 586 }], |
521 ], | 587 ], |
522 }, | 588 }, |
523 }], | 589 }], |
524 ], | 590 ], |
525 }, # Debug | 591 }, # Debug |
526 'Release': { | 592 'Release': { |
527 'conditions': [ | 593 'conditions': [ |
528 ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd"', { | 594 ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="netbsd"', { |
529 'cflags!': [ | 595 'cflags!': [ |
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600 'OptimizeReferences': '2', | 666 'OptimizeReferences': '2', |
601 'EnableCOMDATFolding': '2', | 667 'EnableCOMDATFolding': '2', |
602 }, | 668 }, |
603 }, | 669 }, |
604 }], # OS=="win" | 670 }], # OS=="win" |
605 ], # conditions | 671 ], # conditions |
606 }, # Release | 672 }, # Release |
607 }, # configurations | 673 }, # configurations |
608 }, # target_defaults | 674 }, # target_defaults |
609 } | 675 } |
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