git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1024 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fix typo where underscore is used instead of a dash.
Review URL: http://codereview.chromium.org/16238

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1019 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

calling a stub.  The map to check against is unknown when generating
the code, so we patch the map check in the IC initialization code.

Loop nesting is currently not tracked on ARM.  I'll file feature
request bug reports for implementing this on ARM and add the number to
the TODOs before I commit.
Review URL: http://codereview.chromium.org/16409

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1015 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

register contains the next n characters.
Review URL: http://codereview.chromium.org/16410

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1014 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/14890

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1011 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

of the generated code.  These can be used by the profiler to
categorize the ticks that occur within generated code and thereby show
more detailed information about where time is spent in generated code.
For instance, this is what the profiler displayed for a simple regexp
benchmark with irregexp-native before:

[JavaScript]:
   total  nonlib   name
   87.2%   87.2%   RegExp: (?:\w*\W+)*

This is what we can display now:

[JavaScript]:
   total  nonlib   name
   87.2%   87.2%   RegExp: (?:\w*\W+)*
                   -  53.0%  56.7% BranchOrBacktrack
                   -  14.9%  59.8% CheckCharacterLT
                   -  13.7%  20.4% CheckStackLimit
                   -   6.7%   6.7% SafeCall
                   -   2.7%   7.0% CheckCharacterGT
                   -   2.4%   2.4% SafeReturn
                   -   2.1%   2.1% LoadCurrentCharacter
                   -   1.8%   1.8% PushRegister
                   -   0.9%   0.9% PopRegister
                   -   0.9%   0.9% AdvanceRegister
                   -   0.3%   0.3% PopCurrentPosition
                   -   0.3%   0.3% CheckGreedyLoop
                   -   0.0%  20.4% PushBacktrack
                   -   0.0%  22.3% CheckCharacter
                   -   0.0%   2.4% IfRegisterLT


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1010 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/14887

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Review URL: http://codereview.chromium.org/15075

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1006 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

  the alternatives in a choice node.  The quick checks
  are conservative in the sense that they only detect
  failure with certainty.  Checks can do 2 or 4 characters
  at a time.
* Inline the quick checks to allow the alternatives to
  be checked without branching in the common case where
  they fail.
Review URL: http://codereview.chromium.org/14194

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1005 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/14836

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1003 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/15036

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1002 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Refactored the code for handling debug step in in the runtime system into one function. For constructors this also means that step in will no longer step into the code for the builtins context.
Review URL: http://codereview.chromium.org/15035

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1001 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

following nodes.  Found a better solution.


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1000 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Fixing a subtle bug in receiver resolution when a thrown and caught function is called from a catch-block.
Second attempt - now with better memory efficiency.
Review URL: http://codereview.chromium.org/14834

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@999 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/14192

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@998 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=ager
Review URL: http://codereview.chromium.org/14835

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@997 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

  break location [condition]
  clear <breakpoint #>
  backtrace [from frame #] [to frame #]]
  frame <frame #>
  step [in | next | out| min [step count]]
  print <expression>
  source [from line [num lines]]
  scripts
  continue
  help

It is enabled through the option --debugger which is on by default.
Review URL: http://codereview.chromium.org/14509

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@996 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/14833

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@995 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

- Removed the potential for a NULL pointer access in
  ContextSwitcher::PreemptionReceived.
- Removed a leak of the semaphore in the ContexSwitcher thread, by removing
  the need for this semaphore entirely.
- Added a regression test case which will catch accesses to the ContextSwitcher
  singleton after it has been stopped.

Review URL: http://codereview.chromium.org/14483

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@994 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

out of a loop choice node before the continuation edge.


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TBR=ager
Review URL: http://codereview.chromium.org/14189

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@986 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Refactored the recording of source position in the generated code. The code generator now has two methods

  void CodeForStatement(Node* node)
  void CodeForSourcePosition(int pos)

The first is used to indicate that code is about to be generated for the given statement and the second is used to indicate that code is about to be generated for the given source position.

Added position information for some statements which was missing whem.

Updated the code generator for ARM to emit source position the same way as for IA-32.

Added an assert to ensure that deferred code stubs will always have a source source position as if it has not it will take whatever source position before which makes no sense.

The passing test on ARM has only been tested using the simulator.
Review URL: http://codereview.chromium.org/14170

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Review URL: http://codereview.chromium.org/14120

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@983 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Give an error when setting break points in functions either defined through the API or in functions which are part of the V8 builtins.

BUG=178
Review URL: http://codereview.chromium.org/13785

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@977 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Review URL: http://codereview.chromium.org/14422

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git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@975 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

fail, but also report a thrown exception.


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@974 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

single atom node. A flag was not set in this case, leading the wrapper
code to think the pattern was equal to the atom and use the pattern
in the indexOf operation.


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Review URL: http://codereview.chromium.org/13385

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@967 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This partly fixes Chromium issue 5349 (http://code.google.com/p/chromium/issues/detail?id=5349).
Review URL: http://codereview.chromium.org/13384

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@966 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

The main goal was to improve O(n^2) behavior when there are many object groups.  The old API required the grouping to be done on the v8 side, along with a linear search.  The new interface requires the caller to do the grouping, passing V8 entire groups at a time.  This removes the group id concept on the v8 side.

  - Changed AddObjectToGroup to AddObjectGroup.
  - Removed the group id concept from the V8 side.
  - Remove a static constructor while I'm here, lazily initialize
    the object groups list.
  - Cleaned up return by non-const references to return pointers.

Review URL: http://codereview.chromium.org/13341

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@965 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

  initial node is interested in what precedes it the automaton is
  given an initial all-consuming character class that determines it.
- Added verification of some node information invariants.  We now
  check that if a node expresses interest in what precedes it that
  information is available to it after assertion expansion.


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@964 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

user.  The API should never change templates behind the back of the
user.
Review URL: http://codereview.chromium.org/13741

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@963 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Add accessor function for the exception in an ExceptionEvent.
Review URL: http://codereview.chromium.org/13382

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@961 ce2b1a6d-e550-0410-aec6-3dcde31c8c00