https://gcc.gnu.org/bugzilla/show_bug.cgi?id=16456
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
CC| |msebor at gcc dot gnu.org
Known to work| |4.8.5, 6.0
Resolution|--- |FIXED
--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> ---
This appears to have improved. Current trunk (as well as 4.8.5) emit what
looks like optimal code at both -O2 and -O3. Resolving as fixed.
.L.foo:
addis 10,2,.LC0@toc@ha # gpr load fusion, type long
ld 10,.LC0@toc@l(10)
addis 9,2,.LC1@toc@ha # gpr load fusion, type long
ld 9,.LC1@toc@l(9)
addis 8,2,.LC2@toc@ha # gpr load fusion, type long
ld 8,.LC2@toc@l(8)
ld 7,0(10)
ld 9,0(9)
addis 10,2,.LC3@toc@ha # gpr load fusion, type long
ld 10,.LC3@toc@l(10)
subf 9,9,7
stw 9,0(8)
std 9,0(10)
blr
