[Mesa-dev] [PATCH 00/21] i965: Scalar back-end support for SIMD32, part 2.

[Jason Ekstrand]

I sent a few fairly minor comments that I'd like to see addressed.  Other
than those,

Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>

On Tue, May 24, 2016 at 12:18 AM, Francisco Jerez <currojerez at riseup.net>
wrote:

> This should be enough to get the FS generator emitting 32-wide code
> for at least compute shaders.  Most of the work in this series is
> about fixing the current codegen infrastructure to support arbitrary
> channel group controls and execution sizes (other than dispatch_width
> that is), and extending several virtual opcodes to handle SIMD32 (only
> the changes for opcodes that can potentially be used in compute
> shaders are included here).
>
> Enjoy.
>
> [PATCH 01/21] i965/eu: Define alternative interface for setting
> compression and group controls.
> [PATCH 02/21] i965/eu: Fix a bunch of compression control bugs in the
> generator.
> [PATCH 03/21] i965/fs: No need to set compression control at the top of
> generate_code().
> [PATCH 04/21] i965/fs: Simplify per-instruction compression control setup
> in generator.
> [PATCH 05/21] i965/fs: Pass the compression mode to brw_reg_from_fs_reg().
> [PATCH 06/21] i965/fs: Extend region width calculation to allow arbitrary
> execution sizes.
> [PATCH 07/21] i965/eu: Stop using p->compressed to specify the exec size
> of control flow instructions.
> [PATCH 08/21] i965/fs: Pass current execution size to brw_IF() and
> brw_DO().
> [PATCH 09/21] i965/fs: No need to reset predicate control after emitting
> some instructions.
> [PATCH 10/21] i965/eu: Use current exec size instead of p->compressed in
> surface message generation.
> [PATCH 11/21] i965/eu: Remove brw_codegen::compressed and
> ::compressed_stack.
> [PATCH 12/21] i965/fs: Clean up remaining uses of dispatch_width in the
> generator.
> [PATCH 13/21] i965/eu: Consider QtrCtrl 3Q-4Q in typed surface message
> descriptor setup.
> [PATCH 14/21] i965/eu: Set execution size explicitly for memory fence send
> message.
> [PATCH 15/21] i965/eu: Fix Gen7+ DP scratch message size calculation on
> Gen7.
> [PATCH 16/21] i965/fs: Implement scratch reads and writes of 4 GRFs at a
> time.
> [PATCH 17/21] i965/fs: Lower 32-wide scratch writes in the generator.
> [PATCH 18/21] i965/fs: Allow specifying arbitrary execution sizes up to 32
> to FIND_LIVE_CHANNEL.
> [PATCH 19/21] i965/fs: Allow specifying arbitrary quarter control to
> FIND_LIVE_CHANNEL.
> [PATCH 20/21] i965/ir: Make BROADCAST emit an unmasked single-channel move.
> [PATCH 21/21] i965/fs: Expose arbitrary channel execution groups to the IR.
> _______________________________________________
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