radv/ac: propogate as_es flag into shader info from key.

This just places the flag into the shader info so we can use it from
the driver after we create the shader.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>

src/amd/common/ac_nir_to_llvm.c

@@ -4776,6 +4776,9 @@ void ac_compile_nir_shader(LLVMTargetMachineRef tm,
 		shader_info->gs.output_prim = nir->info->gs.output_primitive;
 		shader_info->gs.invocations = nir->info->gs.invocations;
 		break;
+	case MESA_SHADER_VERTEX:
+		shader_info->vs.as_es = options->key.vs.as_es;
+		break;
 	default:
 		break;
 	}

src/amd/common/ac_nir_to_llvm.h

@@ -102,6 +102,7 @@ struct ac_shader_variant_info {
 			bool writes_pointsize;
 			bool writes_layer;
 			bool writes_viewport_index;
+			bool as_es;
 			uint8_t clip_dist_mask;
 			uint8_t cull_dist_mask;
 		} vs;