hardcoding -m32/-m64 is more harmful than using the toolchain defaults

Andrew Haley aph at redhat.com
Thu Oct 29 09:21:51 UTC 2015


On 28/10/15 18:50, Martin Buchholz wrote:
> I'll buy that - it's an "easy" job, but still a job for a compiler writer.
> 
> Perhaps x32 has less benefit for java programs because jits are already
> free to generate code that uses 32-bit pointers but takes advantage of the
> x86_64 instruction set?

That's exactly the case.  It'd still benefit, but not to the same
extent as C.

Andrew.




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