Re: [Mesa-dev] i965: more dead code elimination

2013-04-10 Thread Matt Turner
On Wed, Apr 10, 2013 at 11:54 AM, Eric Anholt wrote: > Motivated by some troubles in register allocation on Valve's shaders, I > found a cheap (runtime and development time) way to cut some dead code. > This looked like failure due to losing 16-wide programs, until I updated > more apps in shader-

[Mesa-dev] i965: more dead code elimination

2013-04-10 Thread Eric Anholt
Motivated by some troubles in register allocation on Valve's shaders, I found a cheap (runtime and development time) way to cut some dead code. This looked like failure due to losing 16-wide programs, until I updated more apps in shader-db to use shader_tests (which provide more accurate simulation