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Diffstat (limited to 'src/gallium/drivers/radeonsi/si_shader.c')
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 2c00f56d7b0..2de20cb1bd0 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -1668,6 +1668,11 @@ static void declare_system_value(
SI_PARAM_START_INSTANCE);
break;
+ case TGSI_SEMANTIC_DRAWID:
+ value = LLVMGetParam(radeon_bld->main_fn,
+ SI_PARAM_DRAWID);
+ break;
+
case TGSI_SEMANTIC_INVOCATIONID:
if (ctx->type == PIPE_SHADER_TESS_CTRL)
value = unpack_param(ctx, SI_PARAM_REL_IDS, 8, 5);
@@ -5460,7 +5465,8 @@ static void create_function(struct si_shader_context *ctx)
params[SI_PARAM_VERTEX_BUFFERS] = const_array(ctx->v16i8, SI_NUM_VERTEX_BUFFERS);
params[SI_PARAM_BASE_VERTEX] = ctx->i32;
params[SI_PARAM_START_INSTANCE] = ctx->i32;
- num_params = SI_PARAM_START_INSTANCE+1;
+ params[SI_PARAM_DRAWID] = ctx->i32;
+ num_params = SI_PARAM_DRAWID+1;
if (shader->key.vs.as_es) {
params[ctx->param_es2gs_offset = num_params++] = ctx->i32;