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zink: add ntv support for demote

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Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18272>
This commit is contained in:
Erik Faye-Lund 2022-08-25 11:24:05 +02:00 • committed by Marge Bot
parent 1bff203533
commit 332ff54425
1 changed files with 7 additions and 0 deletions
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7
src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@ -3022,6 +3022,10 @@ emit_intrinsic(struct ntv_context *ctx, nir_intrinsic_instr *intr)
emit_discard(ctx, intr);
break;
case nir_intrinsic_demote:
spirv_builder_emit_demote(&ctx->builder);
break;
case nir_intrinsic_load_deref:
emit_load_deref(ctx, intr);
break;
@ -4149,6 +4153,9 @@ nir_to_spirv(struct nir_shader *s, const struct zink_shader_info *sinfo, uint32_
spirv_builder_emit_cap(&ctx.builder, SpvCapabilitySampleMaskPostDepthCoverage);
if (s->info.fs.uses_sample_shading)
spirv_builder_emit_cap(&ctx.builder, SpvCapabilitySampleRateShading);
if (s->info.fs.uses_demote)
spirv_builder_emit_extension(&ctx.builder,
"SPV_EXT_demote_to_helper_invocation");
break;
case MESA_SHADER_VERTEX: