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Re: Re: eCos arm-eabi GNU tools - test release 4.6.2-20120125


On 24.02.2012 20:37, Grant Edwards wrote:

[snip]

> [I was hoping the 3.2->4.6 change might produce noticably smaller or
> faster code.  The size reduction is about 0.8%, and though I haven't
> done any extensive benchmarking, I haven't noticed any speed
> improvement yet.]

I haven't compared against 3.2.

Regarding speed, for Cortex-M3 target the Coremark test shows 12% speed
up of 4.6.2 against 4.3.2. But Cortex-M runs Thumb2 instruction set, the
picture may be different for ARM code.

Ilija

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