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pan/midgard: Handle nir_intrinsic_scoped_barrier in Midgard compiler

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Behave the same as the existing more specific barrier intrinsics.

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3339>
This commit is contained in:
Caio Oliveira 2023-02-26 21:57:49 -08:00 • committed by Marge Bot
parent 64a0266260
commit 901bc6d53c
1 changed files with 16 additions and 0 deletions
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16
src/panfrost/midgard/midgard_compile.c
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@ -2120,6 +2120,22 @@ emit_intrinsic(compiler_context *ctx, nir_intrinsic_instr *instr)
schedule_barrier(ctx);
break;
case nir_intrinsic_scoped_barrier:
if (nir_intrinsic_execution_scope(instr) != NIR_SCOPE_NONE) {
schedule_barrier(ctx);
emit_control_barrier(ctx);
schedule_barrier(ctx);
} else if (nir_intrinsic_memory_scope(instr) != NIR_SCOPE_NONE) {
/* Midgard doesn't seem to want special handling, though we do need to
* take care when scheduling to avoid incorrect reordering.
*
* Note this is an "else if" since the handling for the execution scope
* case already covers the case when both scopes are present.
*/
schedule_barrier(ctx);
}
break;
ATOMIC_CASE(ctx, instr, add, add);
ATOMIC_CASE(ctx, instr, and, and);
ATOMIC_CASE(ctx, instr, comp_swap, cmpxchg);