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nir: Add a new memory_barrier_tcs_patch intrinsic

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Right now, it's implemented as a no-op for everyone.  For most drivers,
it's a switch case in the NIR -> whatever which just breaks.  For ir3,
they already have code to delete tessellation barriers so we just add a
case to also delete memory_barrier_tcs_patch.

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3307>
This commit is contained in:
Jason Ekstrand
2020-01-07 14:18:56 -06:00
committed by Marge Bot
parent f2eece773c
commit 60097cc840
12 changed files with 32 additions and 0 deletions
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1
src/broadcom/compiler/nir_to_vir.c
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@@ -2247,6 +2247,7 @@ ntq_emit_intrinsic(struct v3d_compile *c, nir_intrinsic_instr *instr)
case nir_intrinsic_memory_barrier_buffer:
case nir_intrinsic_memory_barrier_image:
case nir_intrinsic_memory_barrier_shared:
case nir_intrinsic_memory_barrier_tcs_patch:
case nir_intrinsic_group_memory_barrier:
/* We don't do any instruction scheduling of these NIR
* instructions between each other, so we just need to make