[PATCH 2/2] vkd3d-shader/dxil: Emit a default thread group size for computer shaders.

[Conor McCarthy]

From: Conor McCarthy

Prevents a RADV crash on pipeline creation.
---
 libs/vkd3d-shader/dxil.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/libs/vkd3d-shader/dxil.c b/libs/vkd3d-shader/dxil.c
index 5f332f59..d1a4c619 100644
--- a/libs/vkd3d-shader/dxil.c
+++ b/libs/vkd3d-shader/dxil.c
@@ -2607,6 +2607,19 @@ static enum vkd3d_result sm6_parser_module_init(struct sm6_parser *sm6, const st
     return VKD3D_OK;
 }

+static void sm6_parser_emit_thread_group(struct sm6_parser *sm6)
+{
+    struct vkd3d_shader_thread_group_size thread_group_size = {1, 1, 1};
+    struct vkd3d_shader_instruction *ins;
+
+    ins = sm6_parser_add_instruction(sm6, VKD3DSIH_DCL_THREAD_GROUP);
+    ins->declaration.thread_group_size = thread_group_size;
+
+    FIXME("Dimensions are defaulting to 1.\n");
+
+    ins->declaration.thread_group_size = thread_group_size;
+}
+
 static void sm6_type_table_cleanup(struct sm6_type *types, size_t count)
 {
     size_t i;
@@ -2879,6 +2892,9 @@ static enum vkd3d_result sm6_parser_init(struct sm6_parser *sm6, const uint32_t

sm6_parser_init_output_signature(sm6, output_signature);

+    if (version.type == VKD3D_SHADER_TYPE_COMPUTE)
+        sm6_parser_emit_thread_group(sm6);
+
     if ((ret = sm6_parser_module_init(sm6, &sm6->root_block, 0)) < 0)
     {
         if (ret == VKD3D_ERROR_OUT_OF_MEMORY)