Francisco Casas : vkd3d-shader/hlsl: Don't allocate object types as constant registers.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 3153ce3145d9f36b0dab8928cd0e85415bf00dea
URL:    https://gitlab.winehq.org/wine/vkd3d/-/commit/3153ce3145d9f36b0dab8928cd0e85...

Author: Francisco Casas <fcasas(a)codeweavers.com>
Date:   Wed Sep  7 16:51:56 2022 -0400

vkd3d-shader/hlsl: Don't allocate object types as constant registers.

---

 libs/vkd3d-shader/hlsl_codegen.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libs/vkd3d-shader/hlsl_codegen.c b/libs/vkd3d-shader/hlsl_codegen.c
index 27af49cf..18c26771 100644
--- a/libs/vkd3d-shader/hlsl_codegen.c
+++ b/libs/vkd3d-shader/hlsl_codegen.c
@@ -2103,6 +2103,9 @@ static void allocate_const_registers(struct hlsl_ctx *ctx, struct hlsl_ir_functi
     {
         if (var->is_uniform && var->last_read)
         {
+            if (var->data_type->reg_size == 0)
+                continue;
+
             if (var->data_type->reg_size > 4)
                 var->reg = allocate_range(ctx, &liveness, 1, UINT_MAX, var->data_type->reg_size);
             else