Re: [Mesa-dev] [PATCH] i965: Emit proper NOPs.

2016-12-05 Thread Ian Romanick
On 12/05/2016 12:24 PM, Matt Turner wrote: > The PRMs for HSW and newer say that other than the opcode and DebugCtrl > bits of the instruction word, the rest must be zero. > > By zeroing the instruction word manually, we avoid using any of the > state inherited through brw_codegen. > > Bug: https

[Mesa-dev] [PATCH] i965: Emit proper NOPs.

2016-12-05 Thread Matt Turner
The PRMs for HSW and newer say that other than the opcode and DebugCtrl bits of the instruction word, the rest must be zero. By zeroing the instruction word manually, we avoid using any of the state inherited through brw_codegen. Bug: https://bugs.freedesktop.org/show_bug.cgi?id=96959 --- src/me