[Bug target/63635] Reduce toc relative address computation for multiple data access
segher at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sat Nov 21 13:08:00 GMT 2015
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63635
Segher Boessenkool <segher at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |segher at gcc dot gnu.org
--- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Your suggested code is shorter, but it is higher latency from the start
of the sequence until the loads are finished (addis-addi-lwz vs, addis-lwz),
so it isn't obvious this is a win, not for only three loads at least.
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