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nir/load_store_vectorize: don't ignore subgroup memory barriers 

Not sure why I thought this was correct, but we should consider them for
optimization purposes.

Fixes: ce9205c03b ('nir: add a load/store vectorization pass')
Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4202>
This commit is contained in:
Rhys Perry 2020-03-13 16:07:26 +00:00 committed by Marge Bot
parent 4d0b8a9d32
commit f4eb833a12
1 changed files with 0 additions and 1 deletions
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src/compiler/nir/nir_opt_load_store_vectorize.c
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@ -1195,7 +1195,6 @@ handle_barrier(struct vectorize_ctx *ctx, bool *progress, nir_function_impl *imp
release = nir_intrinsic_memory_semantics(intrin) & NIR_MEMORY_RELEASE;
switch (nir_intrinsic_memory_scope(intrin)) {
case NIR_SCOPE_INVOCATION:
case NIR_SCOPE_SUBGROUP:
/* a barier should never be required for correctness with these scopes */
modes = 0;
break;