From 0677a67c7b1cf4b8439b206ec5e8634ae22a854a Mon Sep 17 00:00:00 2001
From: Henri Verbeet <hverbeet@codeweavers.com>
Date: Fri, 8 Oct 2010 13:12:15 +0200
Subject: [PATCH] wined3d: Recognize the SM4 NULL register type.

---
 dlls/wined3d/shader.c          | 10 ++++++++--
 dlls/wined3d/shader_sm4.c      |  6 ++++++
 dlls/wined3d/wined3d_private.h |  1 +
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/shader.c b/dlls/wined3d/shader.c
index ac3e9116987..682188edbca 100644
--- a/dlls/wined3d/shader.c
+++ b/dlls/wined3d/shader.c
@@ -1018,6 +1018,10 @@ static void shader_dump_register(const struct wined3d_shader_register *reg,
             TRACE("cb");
             break;
 
+        case WINED3DSPR_NULL:
+            TRACE("null");
+            break;
+
         default:
             TRACE("unhandled_rtype(%#x)", reg->type);
             break;
@@ -1044,7 +1048,9 @@ static void shader_dump_register(const struct wined3d_shader_register *reg,
         }
         TRACE(")");
     }
-    else if (reg->type != WINED3DSPR_RASTOUT && reg->type != WINED3DSPR_MISCTYPE)
+    else if (reg->type != WINED3DSPR_RASTOUT
+            && reg->type != WINED3DSPR_MISCTYPE
+            && reg->type != WINED3DSPR_NULL)
     {
         if (reg->array_idx != ~0U)
         {
@@ -1077,7 +1083,7 @@ void shader_dump_dst_param(const struct wined3d_shader_dst_param *param,
 
     shader_dump_register(&param->reg, shader_version);
 
-    if (write_mask != WINED3DSP_WRITEMASK_ALL)
+    if (write_mask && write_mask != WINED3DSP_WRITEMASK_ALL)
     {
         static const char *write_mask_chars = "xyzw";
 
diff --git a/dlls/wined3d/shader_sm4.c b/dlls/wined3d/shader_sm4.c
index 0b9d6fd3928..7ab6c1a64b0 100644
--- a/dlls/wined3d/shader_sm4.c
+++ b/dlls/wined3d/shader_sm4.c
@@ -84,6 +84,7 @@ enum wined3d_sm4_register_type
     WINED3D_SM4_RT_OUTPUT       = 0x2,
     WINED3D_SM4_RT_IMMCONST     = 0x4,
     WINED3D_SM4_RT_CONSTBUFFER  = 0x8,
+    WINED3D_SM4_RT_NULL         = 0xd,
 };
 
 enum wined3d_sm4_immconst_type
@@ -156,6 +157,11 @@ static const WINED3DSHADER_PARAM_REGISTER_TYPE register_type_table[] =
     /* UNKNOWN */                       0,
     /* UNKNOWN */                       0,
     /* WINED3D_SM4_RT_CONSTBUFFER */    WINED3DSPR_CONSTBUFFER,
+    /* UNKNOWN */                       0,
+    /* UNKNOWN */                       0,
+    /* UNKNOWN */                       0,
+    /* UNKNOWN */                       0,
+    /* WINED3D_SM4_RT_NULL */           WINED3DSPR_NULL,
 };
 
 static const struct sysval_map sysval_map[] =
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 36b73378c0f..bb719ca9656 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -308,6 +308,7 @@ typedef enum _WINED3DSHADER_PARAM_REGISTER_TYPE
     WINED3DSPR_PREDICATE = 19,
     WINED3DSPR_IMMCONST,
     WINED3DSPR_CONSTBUFFER,
+    WINED3DSPR_NULL,
 } WINED3DSHADER_PARAM_REGISTER_TYPE;
 
 enum wined3d_immconst_type
-- 
2.11.4.GIT