From bcaa1d50b08073f034dcdf903ba75c17736b30d8 Mon Sep 17 00:00:00 2001
From: Giovanni Mascellani <gmascellani@codeweavers.com>
Date: Mon, 9 Jun 2025 21:34:29 +0200
Subject: [PATCH] vkd3d-shader/ir: Validate data types for destination shifts.

---
 libs/vkd3d-shader/ir.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libs/vkd3d-shader/ir.c b/libs/vkd3d-shader/ir.c
index ec8f5c0bc..24a922819 100644
--- a/libs/vkd3d-shader/ir.c
+++ b/libs/vkd3d-shader/ir.c
@@ -9656,12 +9656,17 @@ static void vsir_validate_dst_param(struct validation_context *ctx,
     switch (dst->shift)
     {
         case 0:
+            break;
+
         case 1:
         case 2:
         case 3:
         case 13:
         case 14:
         case 15:
+            if (dst->reg.data_type != VKD3D_DATA_FLOAT)
+                validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE,
+                        "Invalid data type %#x for destination with shift.", dst->reg.data_type);
             break;
 
         default: