Re: Alternative C compilers on x86_64 Linux?

On 30/09/2016 12:28, BartC wrote:
> On 29/09/2016 14:03, BartC wrote:
>
>> [Tokenizing 10M lines/sec is pretty impressive. In compilers that don't
>> do heavy optimization
>> the lexer is usually the slowest part since it's the only thing that has
>> to touch each
>> character of the source code individually. -John]
>
> This is what I was putting to the test. Actually I struggled to recreate
> that benchmark, but in the end managed to process actual C source (a
> monolithic file containing all CPython sources) at some 9.7Mlps. Figures
> do depend on the source style.


I've put a version of that test program here as a C file:


https://github.com/bartg/langs/blob/master/clex.c


When I ran this on an original Raspberry Pi that struggled to do
anything fast (gcc ran at 500 lines per second, unoptimised), it managed
1.3M lines per second.




--
Bartc

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