Re: [Mesa-dev] [PATCH 3/7] i965: Introduce the FIND_LIVE_CHANNEL pseudo-opcode.

2015-04-29 Thread Matt Turner
On Fri, Feb 20, 2015 at 11:49 AM, Francisco Jerez wrote: > This instruction calculates the index of an arbitrary channel enabled > in the current execution mask. It's expected to be used as input for > the BROADCAST opcode, but it's implemented as a separate instruction > rather than being baked

[Mesa-dev] [PATCH 3/7] i965: Introduce the FIND_LIVE_CHANNEL pseudo-opcode.

2015-02-20 Thread Francisco Jerez
This instruction calculates the index of an arbitrary channel enabled in the current execution mask. It's expected to be used as input for the BROADCAST opcode, but it's implemented as a separate instruction rather than being baked into BROADCAST because FIND_LIVE_CHANNEL has no dependencies so it