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zink: emit SpvCapabilityDemoteToHelperInvocation for IsHelperInvocation

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cc: mesa-stable

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31228>
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Mike Blumenkrantz 2025-01-29 12:41:06 -05:00 • committed by Marge Bot
parent 00d17f3dbe
commit b4f3136fea
1 changed files with 1 additions and 0 deletions
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src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@ -3165,6 +3165,7 @@ emit_is_helper_invocation(struct ntv_context *ctx, nir_intrinsic_instr *intr)
{
spirv_builder_emit_extension(&ctx->builder,
"SPV_EXT_demote_to_helper_invocation");
spirv_builder_emit_cap(&ctx->builder, SpvCapabilityDemoteToHelperInvocation);
SpvId result = spirv_is_helper_invocation(&ctx->builder);
store_def(ctx, intr->def.index, result, nir_type_bool);
}