Fixed bug causing spurious out of memory exceptions (issue http://crbug.com/54580).

Fixed compilation error on Solaris platform (issue 901).

Fixed error in strtod (string to floating point number conversion) due to glibc's use of 80-bit floats in the FPU on 32-bit linux.

Adjusted randomized allocations of executable memory to have 64k granularity (issue http://crbug.com/56036).

Supported profiling using kernel perf_events on linux.  Added ll_prof script to tools and --ll-prof flag to V8.


git-svn-id: http://v8.googlecode.com/svn/trunk@5675 ce2b1a6d-e550-0410-aec6-3dcde31c8c00