Re: Profile guided and string routines?

2010-12-19 Thread Mark Mitchell
On 12/17/2010 2:51 AM, Andrew Stubbs wrote: >> * Have the compiler expose an API for recording information about the >> value of arguments to a function when profiling. For integer arguments, >> this might be the minimum, maximum, and average. For pointers, NULL vs. >> non-NULL. Etc. > > Presu

Re: Profile guided and string routines?

2010-12-19 Thread Mark Mitchell
On 12/16/2010 3:57 PM, Steven Bosscher wrote: > It looks to me like a case of value profiling, see tree-profile.c, for > the various "stringops" optimizations. Unless I misunderstand David's > idea here or missing something else, it seems that this kind of > optimization should fit in the existing

[ACTIVITY] Dec. 13th -- Dec. 18th

2010-12-19 Thread Yao Qi
== Linaro GDB == * LP:615972 Different output of 'info register' w/ and wo/ corefile. Understands gcore impl in gdb. Two patches are reviewed in upstreams. One is approved by Dan, and the other is still be reviewed. Evaluate the two approaches for NEON registers in corefile. Resume the discussio

[ACTIVITY] Dec.13 -- Dec.19

2010-12-19 Thread Chung-Lin Tang
== GCC related == * CS Issue #10201 / PR46883, unrecognizable insn ICE when compiling Samba. Fixed this by changing the predicates of two split patterns. Patch reviewed in CS internally and upstream, committed upstream, will backport to SG++ and Linaro soon. * LP:641397/PR46888: bitfield insert op