Displaying 4 results from an estimated 4 matches for "ec3353c5".
2010 Jan 27
2
[LLVMdev] some llvm/clang missed optimizations
...A132.shtml
Position of first set bit:
http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/1F/1F4003C7.shtml
Log2 floor:
http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/83/837A80E9.shtml
Pixel format conversion:
http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/EC/EC3353C5.shtml
John
2010 Jan 27
2
[LLVMdev] some llvm/clang missed optimizations
>> Repetitive code with lots of bitwise operations is compiled by LLVM into
>> much larger code than the other compilers:
>>
>> http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/ED/ED37DAF5.shtml
>> http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/1F/1F4003C7.shtml
>>
>> Note that this is straight-line code, so LLVM's output will
2010 Jan 27
0
[LLVMdev] some llvm/clang missed optimizations
On Tue, Jan 26, 2010 at 5:55 PM, John Regehr <regehr at cs.utah.edu> wrote:
>>> Repetitive code with lots of bitwise operations is compiled by LLVM into
>>> much larger code than the other compilers:
>>>
>>>
>>> http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/ED/ED37DAF5.shtml
>>>
>>>
2010 Jan 27
0
[LLVMdev] some llvm/clang missed optimizations
...gt; http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/1F/1F4003C7.shtml
>
> Log2 floor:
>
> http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/83/837A80E9.shtml
>
> Pixel format conversion:
>
> http://embed.cs.utah.edu/embarrassing/jan_10/harvest/source/EC/EC3353C5.shtml
Okay... it definitely appears that the issue is being introduced by
your test harness duplicating expressions.
-Eli