On Sun, Sep 5, 2010 at 7:31 PM, Mikko Vartiainen <mvartiai...@gmail.com> wrote: > On Sun, Sep 5, 2010 at 9:15 PM, Kurosu <kur...@free.fr> wrote: >> Top callers are: >> 95053 20.8283 libgcc_s.so.1 /lib/libgcc_s.so.1 >> 75516 16.5473 libSDL-1.2.so.0.11.1 BlitNtoNPixelAlpha >> 41306 9.0511 libc-2.5.so /lib/libc-2.5.so >> >> I'm a bit surprised by first one, as I'm not sure what is called; maybe >> threads logic, but it would be surprising. For the libc call, it's >> probably memcopies. Optimizing BlitNtoNPixelAlpha would be worthwhile, >> but I think it's very general purpose (32 to 24, 24 to 16 etc). And >> halving its execution time would only bring like 8% speedup, almost >> negligible. > > I can try to install more debug symbols to more exact results.
Here is new profile with libgcc debug symbols. This was all computer 4x10 game with the patch from https://mail.gna.org/public/wormux-dev/2010-09/msg00013.html samples % image name symbol name 65309 10.5653 libgcc_s.so.1 __aeabi_f2ulz 54560 8.8264 wormux PhysicalObj::CollidedObjectXY(Vector2<int> const&) const 49115 7.9455 libc-2.5.so /lib/libc-2.5.so 47516 7.6868 libstdc++.so.6.0.9 /usr/lib/libstdc++.so.6.0.9 40873 6.6122 no-vmlinux /no-vmlinux 36580 5.9177 libSDL-1.2.so.0.11.1 BlitNtoNPixelAlpha 29140 4.7141 wormux SpriteAnimation::Update() 24646 3.9871 wormux long long fixedpoint::float2fix<16>(float) 21034 3.4027 wormux Member::RefreshSprite(LRDirection) 19854 3.2118 libgcc_s.so.1 __udivsi3 18262 2.9543 libgcc_s.so.1 __aeabi_f2lz 16999 2.7500 libSDL-1.2.so.0.11.1 BlitARGBto565PixelAlpha 14120 2.2842 wormux Sprite::SetRotation_rad(fixedpoint::fixed_point<16>) 13275 2.1475 libgcc_s.so.1 __divdi3 9178 1.4848 wormux SpriteCache::InvalidLastFrame() 7658 1.2389 wormux Member::ApplyMovement(member_mvt const&, std::vector<c_junction*, std::allocator<c_junction*> >&) 7310 1.1826 libgcc_s.so.1 .plt 7163 1.1588 wormux .plt 7161 1.1585 wormux Body::RefreshSprites() 6926 1.1204 libSDL_gfx.so.13.5.1 /usr/lib/libSDL_gfx.so.13.5.1 6074 0.9826 wormux FireMissileWithFixedDurationIdea::CreateStrategy() const 5347 0.8650 wormux Body::Build() 5269 0.8524 libSDL-1.2.so.0.11.1 Blit2to2Key 4960 0.8024 wormux fixedpoint::fixsin16(long long) 4670 0.7555 libgcc_s.so.1 __gnu_ldivmod_helper 4198 0.6791 wormux Team::ReadEnergy() const 4109 0.6647 wormux Member::ApplySqueleton(Member*) 3767 0.6094 libgcc_s.so.1 __aeabi_uidivmod 3695 0.5978 wormux Tile::IsEmpty(Vector2<int> const&) const 3478 0.5626 wormux PhysicalObj::IsOverlapping(PhysicalObj const*) const 3374 0.5458 wormux Character::Refresh() _______________________________________________ Wormux-dev mailing list Wormux-dev@gna.org https://mail.gna.org/listinfo/wormux-dev
