From: Timothy Arceri <tarceri@itsqueeze.com>
Date: Tue, 27 Feb 2018 01:47:00 +0000 (+1100)
Subject: ac: add support for handling nir_intrinsic_load_vertex_id
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5504bebfc419f93b54ca92f36d27c2f8b82bc552;p=mesa.git

ac: add support for handling nir_intrinsic_load_vertex_id

This will be used by radeonsi.

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
---

diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 96bbecd1100..253c440a328 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -4395,6 +4395,10 @@ static void visit_intrinsic(struct ac_nir_context *ctx,
 	case nir_intrinsic_load_local_group_size:
 		result = ctx->abi->load_local_group_size(ctx->abi);
 		break;
+	case nir_intrinsic_load_vertex_id:
+		result = LLVMBuildAdd(ctx->ac.builder, ctx->abi->vertex_id,
+				      ctx->abi->base_vertex, "");
+		break;
 	case nir_intrinsic_load_vertex_id_zero_base: {
 		result = ctx->abi->vertex_id;
 		break;