wined3d: Move SM 1-3 parsing functions to their own file.

Henri Verbeet hverbeet at codeweavers.com
Mon May 4 02:49:27 CDT 2009


---
 dlls/wined3d/Makefile.in       |    1 +
 dlls/wined3d/baseshader.c      |  282 +------------------------------------
 dlls/wined3d/shader_sm1.c      |  304 ++++++++++++++++++++++++++++++++++++++++
 dlls/wined3d/wined3d_private.h |   11 ++
 4 files changed, 318 insertions(+), 280 deletions(-)
 create mode 100644 dlls/wined3d/shader_sm1.c

diff --git a/dlls/wined3d/Makefile.in b/dlls/wined3d/Makefile.in
index 5eaa1bf..c35e8b5 100644
--- a/dlls/wined3d/Makefile.in
+++ b/dlls/wined3d/Makefile.in
@@ -25,6 +25,7 @@ C_SRCS = \
 	pixelshader.c \
 	query.c \
 	resource.c \
+	shader_sm1.c \
 	state.c \
 	stateblock.c \
 	surface_base.c \
diff --git a/dlls/wined3d/baseshader.c b/dlls/wined3d/baseshader.c
index f627ec0..9c8ffbe 100644
--- a/dlls/wined3d/baseshader.c
+++ b/dlls/wined3d/baseshader.c
@@ -32,284 +32,6 @@
 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
 WINE_DECLARE_DEBUG_CHANNEL(d3d);
 
-/* DCL usage masks */
-#define WINED3DSP_DCL_USAGE_SHIFT               0
-#define WINED3DSP_DCL_USAGE_MASK                (0xf << WINED3DSP_DCL_USAGE_SHIFT)
-#define WINED3DSP_DCL_USAGEINDEX_SHIFT          16
-#define WINED3DSP_DCL_USAGEINDEX_MASK           (0xf << WINED3DSP_DCL_USAGEINDEX_SHIFT)
-
-/* DCL sampler type */
-#define WINED3DSP_TEXTURETYPE_SHIFT             27
-#define WINED3DSP_TEXTURETYPE_MASK              (0xf << WINED3DSP_TEXTURETYPE_SHIFT)
-
-/* Opcode-related masks */
-#define WINED3DSI_OPCODE_MASK                   0x0000ffff
-
-#define WINED3D_OPCODESPECIFICCONTROL_SHIFT     16
-#define WINED3D_OPCODESPECIFICCONTROL_MASK      (0xff << WINED3D_OPCODESPECIFICCONTROL_SHIFT)
-
-#define WINED3DSI_INSTLENGTH_SHIFT              24
-#define WINED3DSI_INSTLENGTH_MASK               (0xf << WINED3DSI_INSTLENGTH_SHIFT)
-
-#define WINED3DSI_COISSUE                       (1 << 30)
-
-#define WINED3DSI_COMMENTSIZE_SHIFT             16
-#define WINED3DSI_COMMENTSIZE_MASK              (0x7fff << WINED3DSI_COMMENTSIZE_SHIFT)
-
-#define WINED3DSHADER_INSTRUCTION_PREDICATED    (1 << 28)
-
-/* Register number mask */
-#define WINED3DSP_REGNUM_MASK                   0x000007ff
-
-/* Register type masks  */
-#define WINED3DSP_REGTYPE_SHIFT                 28
-#define WINED3DSP_REGTYPE_MASK                  (0x7 << WINED3DSP_REGTYPE_SHIFT)
-#define WINED3DSP_REGTYPE_SHIFT2                8
-#define WINED3DSP_REGTYPE_MASK2                 (0x18 << WINED3DSP_REGTYPE_SHIFT2)
-
-/* Relative addressing mask */
-#define WINED3DSHADER_ADDRESSMODE_SHIFT         13
-#define WINED3DSHADER_ADDRESSMODE_MASK          (1 << WINED3DSHADER_ADDRESSMODE_SHIFT)
-
-/* Destination modifier mask */
-#define WINED3DSP_DSTMOD_SHIFT                  20
-#define WINED3DSP_DSTMOD_MASK                   (0xf << WINED3DSP_DSTMOD_SHIFT)
-
-/* Destination shift mask */
-#define WINED3DSP_DSTSHIFT_SHIFT                24
-#define WINED3DSP_DSTSHIFT_MASK                 (0xf << WINED3DSP_DSTSHIFT_SHIFT)
-
-/* Swizzle mask */
-#define WINED3DSP_SWIZZLE_SHIFT                 16
-#define WINED3DSP_SWIZZLE_MASK                  (0xff << WINED3DSP_SWIZZLE_SHIFT)
-
-/* Source modifier mask */
-#define WINED3DSP_SRCMOD_SHIFT                  24
-#define WINED3DSP_SRCMOD_MASK                   (0xf << WINED3DSP_SRCMOD_SHIFT)
-
-typedef enum _WINED3DSHADER_ADDRESSMODE_TYPE
-{
-  WINED3DSHADER_ADDRMODE_ABSOLUTE = 0 << WINED3DSHADER_ADDRESSMODE_SHIFT,
-  WINED3DSHADER_ADDRMODE_RELATIVE = 1 << WINED3DSHADER_ADDRESSMODE_SHIFT,
-  WINED3DSHADER_ADDRMODE_FORCE_DWORD = 0x7fffffff,
-} WINED3DSHADER_ADDRESSMODE_TYPE;
-
-static void shader_dump_src_param(const struct wined3d_shader_src_param *param, DWORD shader_version);
-static void shader_dump_dst_param(const struct wined3d_shader_dst_param *param, DWORD shader_version);
-
-/* Read a parameter opcode from the input stream,
- * and possibly a relative addressing token.
- * Return the number of tokens read */
-static int shader_get_param(const DWORD *ptr, DWORD shader_version, DWORD *token, DWORD *addr_token)
-{
-    UINT count = 1;
-
-    *token = *ptr;
-
-    /* PS >= 3.0 have relative addressing (with token)
-     * VS >= 2.0 have relative addressing (with token)
-     * VS >= 1.0 < 2.0 have relative addressing (without token)
-     * The version check below should work in general */
-    if (*ptr & WINED3DSHADER_ADDRMODE_RELATIVE)
-    {
-        if (WINED3DSHADER_VERSION_MAJOR(shader_version) < 2)
-        {
-            *addr_token = (1 << 31)
-                    | ((WINED3DSPR_ADDR << WINED3DSP_REGTYPE_SHIFT2) & WINED3DSP_REGTYPE_MASK2)
-                    | ((WINED3DSPR_ADDR << WINED3DSP_REGTYPE_SHIFT) & WINED3DSP_REGTYPE_MASK)
-                    | (WINED3DSP_NOSWIZZLE << WINED3DSP_SWIZZLE_SHIFT);
-        }
-        else
-        {
-            *addr_token = *(ptr + 1);
-            ++count;
-        }
-    }
-
-    return count;
-}
-
-static const SHADER_OPCODE *shader_get_opcode(const SHADER_OPCODE *opcode_table, DWORD shader_version, DWORD code)
-{
-    DWORD i = 0;
-
-    while (opcode_table[i].handler_idx != WINED3DSIH_TABLE_SIZE)
-    {
-        if ((code & WINED3DSI_OPCODE_MASK) == opcode_table[i].opcode
-                && shader_version >= opcode_table[i].min_version
-                && (!opcode_table[i].max_version || shader_version <= opcode_table[i].max_version))
-        {
-            return &opcode_table[i];
-        }
-        ++i;
-    }
-
-    FIXME("Unsupported opcode %#x(%d) masked %#x, shader version %#x\n",
-            code, code, code & WINED3DSI_OPCODE_MASK, shader_version);
-
-    return NULL;
-}
-
-/* Return the number of parameters to skip for an opcode */
-static inline int shader_skip_opcode(const SHADER_OPCODE *opcode_info, DWORD opcode_token, DWORD shader_version)
-{
-   /* Shaders >= 2.0 may contain address tokens, but fortunately they
-    * have a useful length mask - use it here. Shaders 1.0 contain no such tokens */
-    return (WINED3DSHADER_VERSION_MAJOR(shader_version) >= 2)
-            ? ((opcode_token & WINED3DSI_INSTLENGTH_MASK) >> WINED3DSI_INSTLENGTH_SHIFT) : opcode_info->num_params;
-}
-
-static void shader_parse_src_param(DWORD param, const struct wined3d_shader_src_param *rel_addr,
-        struct wined3d_shader_src_param *src)
-{
-    src->register_type = ((param & WINED3DSP_REGTYPE_MASK) >> WINED3DSP_REGTYPE_SHIFT)
-            | ((param & WINED3DSP_REGTYPE_MASK2) >> WINED3DSP_REGTYPE_SHIFT2);
-    src->register_idx = param & WINED3DSP_REGNUM_MASK;
-    src->swizzle = (param & WINED3DSP_SWIZZLE_MASK) >> WINED3DSP_SWIZZLE_SHIFT;
-    src->modifiers = (param & WINED3DSP_SRCMOD_MASK) >> WINED3DSP_SRCMOD_SHIFT;
-    src->rel_addr = rel_addr;
-}
-
-static void shader_parse_dst_param(DWORD param, const struct wined3d_shader_src_param *rel_addr,
-        struct wined3d_shader_dst_param *dst)
-{
-    dst->register_type = ((param & WINED3DSP_REGTYPE_MASK) >> WINED3DSP_REGTYPE_SHIFT)
-            | ((param & WINED3DSP_REGTYPE_MASK2) >> WINED3DSP_REGTYPE_SHIFT2);
-    dst->register_idx = param & WINED3DSP_REGNUM_MASK;
-    dst->write_mask = param & WINED3DSP_WRITEMASK_ALL;
-    dst->modifiers = (param & WINED3DSP_DSTMOD_MASK) >> WINED3DSP_DSTMOD_SHIFT;
-    dst->shift = (param & WINED3DSP_DSTSHIFT_MASK) >> WINED3DSP_DSTSHIFT_SHIFT;
-    dst->rel_addr = rel_addr;
-}
-
-/* Read the parameters of an unrecognized opcode from the input stream
- * Return the number of tokens read.
- *
- * Note: This function assumes source or destination token format.
- * It will not work with specially-formatted tokens like DEF or DCL,
- * but hopefully those would be recognized */
-static int shader_skip_unrecognized(const DWORD *ptr, DWORD shader_version)
-{
-    int tokens_read = 0;
-    int i = 0;
-
-    /* TODO: Think of a good name for 0x80000000 and replace it with a constant */
-    while (*ptr & 0x80000000)
-    {
-        DWORD token, addr_token = 0;
-        struct wined3d_shader_src_param rel_addr;
-
-        tokens_read += shader_get_param(ptr, shader_version, &token, &addr_token);
-        ptr += tokens_read;
-
-        FIXME("Unrecognized opcode param: token=0x%08x addr_token=0x%08x name=", token, addr_token);
-
-        if (token & WINED3DSHADER_ADDRMODE_RELATIVE) shader_parse_src_param(addr_token, NULL, &rel_addr);
-
-        if (!i)
-        {
-            struct wined3d_shader_dst_param dst;
-
-            shader_parse_dst_param(token, token & WINED3DSHADER_ADDRMODE_RELATIVE ? &rel_addr : NULL, &dst);
-            shader_dump_dst_param(&dst, shader_version);
-        }
-        else
-        {
-            struct wined3d_shader_src_param src;
-
-            shader_parse_src_param(token, token & WINED3DSHADER_ADDRMODE_RELATIVE ? &rel_addr : NULL, &src);
-            shader_dump_src_param(&src, shader_version);
-        }
-        FIXME("\n");
-        ++i;
-    }
-    return tokens_read;
-}
-
-static void shader_sm1_read_opcode(const DWORD **ptr, struct wined3d_shader_instruction *ins, UINT *param_size,
-        const SHADER_OPCODE *opcode_table, DWORD shader_version)
-{
-    const SHADER_OPCODE *opcode_info;
-    DWORD opcode_token;
-
-    opcode_token = *(*ptr)++;
-    opcode_info = shader_get_opcode(opcode_table, shader_version, opcode_token);
-    if (!opcode_info)
-    {
-        FIXME("Unrecognized opcode: token=0x%08x\n", opcode_token);
-        ins->handler_idx = WINED3DSIH_TABLE_SIZE;
-        *param_size = shader_skip_unrecognized(*ptr, shader_version);
-        return;
-    }
-
-    ins->handler_idx = opcode_info->handler_idx;
-    ins->flags = (opcode_token & WINED3D_OPCODESPECIFICCONTROL_MASK) >> WINED3D_OPCODESPECIFICCONTROL_SHIFT;
-    ins->coissue = opcode_token & WINED3DSI_COISSUE;
-    ins->predicate = opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED;
-    ins->dst_count = opcode_info->dst_token ? 1 : 0;
-    ins->src_count = opcode_info->num_params - opcode_info->dst_token;
-    *param_size = shader_skip_opcode(opcode_info, opcode_token, shader_version);
-}
-
-static void shader_sm1_read_src_param(const DWORD **ptr, struct wined3d_shader_src_param *src_param,
-        struct wined3d_shader_src_param *src_rel_addr, DWORD shader_version)
-{
-    DWORD token, addr_token;
-
-    *ptr += shader_get_param(*ptr, shader_version, &token, &addr_token);
-    if (token & WINED3DSHADER_ADDRMODE_RELATIVE)
-    {
-        shader_parse_src_param(addr_token, NULL, src_rel_addr);
-        shader_parse_src_param(token, src_rel_addr, src_param);
-    }
-    else
-    {
-        shader_parse_src_param(token, NULL, src_param);
-    }
-}
-
-static void shader_sm1_read_dst_param(const DWORD **ptr, struct wined3d_shader_dst_param *dst_param,
-        struct wined3d_shader_src_param *dst_rel_addr, DWORD shader_version)
-{
-    DWORD token, addr_token;
-
-    *ptr += shader_get_param(*ptr, shader_version, &token, &addr_token);
-    if (token & WINED3DSHADER_ADDRMODE_RELATIVE)
-    {
-        shader_parse_src_param(addr_token, NULL, dst_rel_addr);
-        shader_parse_dst_param(token, dst_rel_addr, dst_param);
-    }
-    else
-    {
-        shader_parse_dst_param(token, NULL, dst_param);
-    }
-}
-
-static void shader_sm1_read_semantic(const DWORD **ptr, struct wined3d_shader_semantic *semantic)
-{
-    DWORD usage_token = *(*ptr)++;
-    DWORD dst_token = *(*ptr)++;
-
-    semantic->usage = (usage_token & WINED3DSP_DCL_USAGE_MASK) >> WINED3DSP_DCL_USAGE_SHIFT;
-    semantic->usage_idx = (usage_token & WINED3DSP_DCL_USAGEINDEX_MASK) >> WINED3DSP_DCL_USAGEINDEX_SHIFT;
-    semantic->sampler_type = (usage_token & WINED3DSP_TEXTURETYPE_MASK) >> WINED3DSP_TEXTURETYPE_SHIFT;
-    shader_parse_dst_param(dst_token, NULL, &semantic->reg);
-}
-
-static void shader_sm1_read_comment(const DWORD **ptr, const char **comment)
-{
-    DWORD token = **ptr;
-
-    if ((token & WINED3DSI_OPCODE_MASK) != WINED3DSIO_COMMENT)
-    {
-        *comment = NULL;
-        return;
-    }
-
-    *comment = (const char *)++(*ptr);
-    *ptr += (token & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
-}
-
 static const char *shader_opcode_names[] =
 {
     /* WINED3DSIH_ABS           */ "abs",
@@ -1027,7 +749,7 @@ static void shader_dump_register(WINED3DSHADER_PARAM_REGISTER_TYPE register_type
     }
 }
 
-static void shader_dump_dst_param(const struct wined3d_shader_dst_param *param, DWORD shader_version)
+void shader_dump_dst_param(const struct wined3d_shader_dst_param *param, DWORD shader_version)
 {
     DWORD write_mask = param->write_mask;
 
@@ -1045,7 +767,7 @@ static void shader_dump_dst_param(const struct wined3d_shader_dst_param *param,
     }
 }
 
-static void shader_dump_src_param(const struct wined3d_shader_src_param *param, DWORD shader_version)
+void shader_dump_src_param(const struct wined3d_shader_src_param *param, DWORD shader_version)
 {
     DWORD src_modifier = param->modifiers;
     DWORD swizzle = param->swizzle;
diff --git a/dlls/wined3d/shader_sm1.c b/dlls/wined3d/shader_sm1.c
new file mode 100644
index 0000000..ae490ae
--- /dev/null
+++ b/dlls/wined3d/shader_sm1.c
@@ -0,0 +1,304 @@
+/*
+ * Copyright 2002-2003 Jason Edmeades
+ * Copyright 2002-2003 Raphael Junqueira
+ * Copyright 2004 Christian Costa
+ * Copyright 2005 Oliver Stieber
+ * Copyright 2006 Ivan Gyurdiev
+ * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
+ * Copyright 2009 Henri Verbeet for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "config.h"
+#include "wine/port.h"
+
+#include "wined3d_private.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
+
+/* DCL usage masks */
+#define WINED3DSP_DCL_USAGE_SHIFT               0
+#define WINED3DSP_DCL_USAGE_MASK                (0xf << WINED3DSP_DCL_USAGE_SHIFT)
+#define WINED3DSP_DCL_USAGEINDEX_SHIFT          16
+#define WINED3DSP_DCL_USAGEINDEX_MASK           (0xf << WINED3DSP_DCL_USAGEINDEX_SHIFT)
+
+/* DCL sampler type */
+#define WINED3DSP_TEXTURETYPE_SHIFT             27
+#define WINED3DSP_TEXTURETYPE_MASK              (0xf << WINED3DSP_TEXTURETYPE_SHIFT)
+
+/* Opcode-related masks */
+#define WINED3DSI_OPCODE_MASK                   0x0000ffff
+
+#define WINED3D_OPCODESPECIFICCONTROL_SHIFT     16
+#define WINED3D_OPCODESPECIFICCONTROL_MASK      (0xff << WINED3D_OPCODESPECIFICCONTROL_SHIFT)
+
+#define WINED3DSI_INSTLENGTH_SHIFT              24
+#define WINED3DSI_INSTLENGTH_MASK               (0xf << WINED3DSI_INSTLENGTH_SHIFT)
+
+#define WINED3DSI_COISSUE                       (1 << 30)
+
+#define WINED3DSI_COMMENTSIZE_SHIFT             16
+#define WINED3DSI_COMMENTSIZE_MASK              (0x7fff << WINED3DSI_COMMENTSIZE_SHIFT)
+
+#define WINED3DSHADER_INSTRUCTION_PREDICATED    (1 << 28)
+
+/* Register number mask */
+#define WINED3DSP_REGNUM_MASK                   0x000007ff
+
+/* Register type masks  */
+#define WINED3DSP_REGTYPE_SHIFT                 28
+#define WINED3DSP_REGTYPE_MASK                  (0x7 << WINED3DSP_REGTYPE_SHIFT)
+#define WINED3DSP_REGTYPE_SHIFT2                8
+#define WINED3DSP_REGTYPE_MASK2                 (0x18 << WINED3DSP_REGTYPE_SHIFT2)
+
+/* Relative addressing mask */
+#define WINED3DSHADER_ADDRESSMODE_SHIFT         13
+#define WINED3DSHADER_ADDRESSMODE_MASK          (1 << WINED3DSHADER_ADDRESSMODE_SHIFT)
+
+/* Destination modifier mask */
+#define WINED3DSP_DSTMOD_SHIFT                  20
+#define WINED3DSP_DSTMOD_MASK                   (0xf << WINED3DSP_DSTMOD_SHIFT)
+
+/* Destination shift mask */
+#define WINED3DSP_DSTSHIFT_SHIFT                24
+#define WINED3DSP_DSTSHIFT_MASK                 (0xf << WINED3DSP_DSTSHIFT_SHIFT)
+
+/* Swizzle mask */
+#define WINED3DSP_SWIZZLE_SHIFT                 16
+#define WINED3DSP_SWIZZLE_MASK                  (0xff << WINED3DSP_SWIZZLE_SHIFT)
+
+/* Source modifier mask */
+#define WINED3DSP_SRCMOD_SHIFT                  24
+#define WINED3DSP_SRCMOD_MASK                   (0xf << WINED3DSP_SRCMOD_SHIFT)
+
+enum WINED3DSHADER_ADDRESSMODE_TYPE
+{
+    WINED3DSHADER_ADDRMODE_ABSOLUTE = 0 << WINED3DSHADER_ADDRESSMODE_SHIFT,
+    WINED3DSHADER_ADDRMODE_RELATIVE = 1 << WINED3DSHADER_ADDRESSMODE_SHIFT,
+};
+
+/* Read a parameter opcode from the input stream,
+ * and possibly a relative addressing token.
+ * Return the number of tokens read */
+static int shader_get_param(const DWORD *ptr, DWORD shader_version, DWORD *token, DWORD *addr_token)
+{
+    UINT count = 1;
+
+    *token = *ptr;
+
+    /* PS >= 3.0 have relative addressing (with token)
+     * VS >= 2.0 have relative addressing (with token)
+     * VS >= 1.0 < 2.0 have relative addressing (without token)
+     * The version check below should work in general */
+    if (*ptr & WINED3DSHADER_ADDRMODE_RELATIVE)
+    {
+        if (WINED3DSHADER_VERSION_MAJOR(shader_version) < 2)
+        {
+            *addr_token = (1 << 31)
+                    | ((WINED3DSPR_ADDR << WINED3DSP_REGTYPE_SHIFT2) & WINED3DSP_REGTYPE_MASK2)
+                    | ((WINED3DSPR_ADDR << WINED3DSP_REGTYPE_SHIFT) & WINED3DSP_REGTYPE_MASK)
+                    | (WINED3DSP_NOSWIZZLE << WINED3DSP_SWIZZLE_SHIFT);
+        }
+        else
+        {
+            *addr_token = *(ptr + 1);
+            ++count;
+        }
+    }
+
+    return count;
+}
+
+static const SHADER_OPCODE *shader_get_opcode(const SHADER_OPCODE *opcode_table, DWORD shader_version, DWORD code)
+{
+    DWORD i = 0;
+
+    while (opcode_table[i].handler_idx != WINED3DSIH_TABLE_SIZE)
+    {
+        if ((code & WINED3DSI_OPCODE_MASK) == opcode_table[i].opcode
+                && shader_version >= opcode_table[i].min_version
+                && (!opcode_table[i].max_version || shader_version <= opcode_table[i].max_version))
+        {
+            return &opcode_table[i];
+        }
+        ++i;
+    }
+
+    FIXME("Unsupported opcode %#x(%d) masked %#x, shader version %#x\n",
+            code, code, code & WINED3DSI_OPCODE_MASK, shader_version);
+
+    return NULL;
+}
+
+/* Return the number of parameters to skip for an opcode */
+static inline int shader_skip_opcode(const SHADER_OPCODE *opcode_info, DWORD opcode_token, DWORD shader_version)
+{
+   /* Shaders >= 2.0 may contain address tokens, but fortunately they
+    * have a useful length mask - use it here. Shaders 1.0 contain no such tokens */
+    return (WINED3DSHADER_VERSION_MAJOR(shader_version) >= 2)
+            ? ((opcode_token & WINED3DSI_INSTLENGTH_MASK) >> WINED3DSI_INSTLENGTH_SHIFT) : opcode_info->num_params;
+}
+
+static void shader_parse_src_param(DWORD param, const struct wined3d_shader_src_param *rel_addr,
+        struct wined3d_shader_src_param *src)
+{
+    src->register_type = ((param & WINED3DSP_REGTYPE_MASK) >> WINED3DSP_REGTYPE_SHIFT)
+            | ((param & WINED3DSP_REGTYPE_MASK2) >> WINED3DSP_REGTYPE_SHIFT2);
+    src->register_idx = param & WINED3DSP_REGNUM_MASK;
+    src->swizzle = (param & WINED3DSP_SWIZZLE_MASK) >> WINED3DSP_SWIZZLE_SHIFT;
+    src->modifiers = (param & WINED3DSP_SRCMOD_MASK) >> WINED3DSP_SRCMOD_SHIFT;
+    src->rel_addr = rel_addr;
+}
+
+static void shader_parse_dst_param(DWORD param, const struct wined3d_shader_src_param *rel_addr,
+        struct wined3d_shader_dst_param *dst)
+{
+    dst->register_type = ((param & WINED3DSP_REGTYPE_MASK) >> WINED3DSP_REGTYPE_SHIFT)
+            | ((param & WINED3DSP_REGTYPE_MASK2) >> WINED3DSP_REGTYPE_SHIFT2);
+    dst->register_idx = param & WINED3DSP_REGNUM_MASK;
+    dst->write_mask = param & WINED3DSP_WRITEMASK_ALL;
+    dst->modifiers = (param & WINED3DSP_DSTMOD_MASK) >> WINED3DSP_DSTMOD_SHIFT;
+    dst->shift = (param & WINED3DSP_DSTSHIFT_MASK) >> WINED3DSP_DSTSHIFT_SHIFT;
+    dst->rel_addr = rel_addr;
+}
+
+/* Read the parameters of an unrecognized opcode from the input stream
+ * Return the number of tokens read.
+ *
+ * Note: This function assumes source or destination token format.
+ * It will not work with specially-formatted tokens like DEF or DCL,
+ * but hopefully those would be recognized */
+static int shader_skip_unrecognized(const DWORD *ptr, DWORD shader_version)
+{
+    int tokens_read = 0;
+    int i = 0;
+
+    /* TODO: Think of a good name for 0x80000000 and replace it with a constant */
+    while (*ptr & 0x80000000)
+    {
+        DWORD token, addr_token = 0;
+        struct wined3d_shader_src_param rel_addr;
+
+        tokens_read += shader_get_param(ptr, shader_version, &token, &addr_token);
+        ptr += tokens_read;
+
+        FIXME("Unrecognized opcode param: token=0x%08x addr_token=0x%08x name=", token, addr_token);
+
+        if (token & WINED3DSHADER_ADDRMODE_RELATIVE) shader_parse_src_param(addr_token, NULL, &rel_addr);
+
+        if (!i)
+        {
+            struct wined3d_shader_dst_param dst;
+
+            shader_parse_dst_param(token, token & WINED3DSHADER_ADDRMODE_RELATIVE ? &rel_addr : NULL, &dst);
+            shader_dump_dst_param(&dst, shader_version);
+        }
+        else
+        {
+            struct wined3d_shader_src_param src;
+
+            shader_parse_src_param(token, token & WINED3DSHADER_ADDRMODE_RELATIVE ? &rel_addr : NULL, &src);
+            shader_dump_src_param(&src, shader_version);
+        }
+        FIXME("\n");
+        ++i;
+    }
+    return tokens_read;
+}
+
+void shader_sm1_read_opcode(const DWORD **ptr, struct wined3d_shader_instruction *ins, UINT *param_size,
+        const SHADER_OPCODE *opcode_table, DWORD shader_version)
+{
+    const SHADER_OPCODE *opcode_info;
+    DWORD opcode_token;
+
+    opcode_token = *(*ptr)++;
+    opcode_info = shader_get_opcode(opcode_table, shader_version, opcode_token);
+    if (!opcode_info)
+    {
+        FIXME("Unrecognized opcode: token=0x%08x\n", opcode_token);
+        ins->handler_idx = WINED3DSIH_TABLE_SIZE;
+        *param_size = shader_skip_unrecognized(*ptr, shader_version);
+        return;
+    }
+
+    ins->handler_idx = opcode_info->handler_idx;
+    ins->flags = (opcode_token & WINED3D_OPCODESPECIFICCONTROL_MASK) >> WINED3D_OPCODESPECIFICCONTROL_SHIFT;
+    ins->coissue = opcode_token & WINED3DSI_COISSUE;
+    ins->predicate = opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED;
+    ins->dst_count = opcode_info->dst_token ? 1 : 0;
+    ins->src_count = opcode_info->num_params - opcode_info->dst_token;
+    *param_size = shader_skip_opcode(opcode_info, opcode_token, shader_version);
+}
+
+void shader_sm1_read_src_param(const DWORD **ptr, struct wined3d_shader_src_param *src_param,
+        struct wined3d_shader_src_param *src_rel_addr, DWORD shader_version)
+{
+    DWORD token, addr_token;
+
+    *ptr += shader_get_param(*ptr, shader_version, &token, &addr_token);
+    if (token & WINED3DSHADER_ADDRMODE_RELATIVE)
+    {
+        shader_parse_src_param(addr_token, NULL, src_rel_addr);
+        shader_parse_src_param(token, src_rel_addr, src_param);
+    }
+    else
+    {
+        shader_parse_src_param(token, NULL, src_param);
+    }
+}
+
+void shader_sm1_read_dst_param(const DWORD **ptr, struct wined3d_shader_dst_param *dst_param,
+        struct wined3d_shader_src_param *dst_rel_addr, DWORD shader_version)
+{
+    DWORD token, addr_token;
+
+    *ptr += shader_get_param(*ptr, shader_version, &token, &addr_token);
+    if (token & WINED3DSHADER_ADDRMODE_RELATIVE)
+    {
+        shader_parse_src_param(addr_token, NULL, dst_rel_addr);
+        shader_parse_dst_param(token, dst_rel_addr, dst_param);
+    }
+    else
+    {
+        shader_parse_dst_param(token, NULL, dst_param);
+    }
+}
+
+void shader_sm1_read_semantic(const DWORD **ptr, struct wined3d_shader_semantic *semantic)
+{
+    DWORD usage_token = *(*ptr)++;
+    DWORD dst_token = *(*ptr)++;
+
+    semantic->usage = (usage_token & WINED3DSP_DCL_USAGE_MASK) >> WINED3DSP_DCL_USAGE_SHIFT;
+    semantic->usage_idx = (usage_token & WINED3DSP_DCL_USAGEINDEX_MASK) >> WINED3DSP_DCL_USAGEINDEX_SHIFT;
+    semantic->sampler_type = (usage_token & WINED3DSP_TEXTURETYPE_MASK) >> WINED3DSP_TEXTURETYPE_SHIFT;
+    shader_parse_dst_param(dst_token, NULL, &semantic->reg);
+}
+
+void shader_sm1_read_comment(const DWORD **ptr, const char **comment)
+{
+    DWORD token = **ptr;
+
+    if ((token & WINED3DSI_OPCODE_MASK) != WINED3DSIO_COMMENT)
+    {
+        *comment = NULL;
+        return;
+    }
+
+    *comment = (const char *)++(*ptr);
+    *ptr += (token & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
+}
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index faecf2e..9b4a086 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -2530,6 +2530,8 @@ typedef struct IWineD3DBaseShaderImpl {
 void shader_buffer_init(struct SHADER_BUFFER *buffer);
 void shader_buffer_free(struct SHADER_BUFFER *buffer);
 void shader_cleanup(IWineD3DBaseShader *iface);
+void shader_dump_src_param(const struct wined3d_shader_src_param *param, DWORD shader_version);
+void shader_dump_dst_param(const struct wined3d_shader_dst_param *param, DWORD shader_version);
 HRESULT shader_get_registers_used(IWineD3DBaseShader *iface, struct shader_reg_maps *reg_maps,
         struct wined3d_shader_semantic *semantics_in, struct wined3d_shader_semantic *semantics_out,
         const DWORD *byte_code);
@@ -2591,6 +2593,15 @@ static inline BOOL shader_constant_is_local(IWineD3DBaseShaderImpl* This, DWORD
 
 }
 
+void shader_sm1_read_opcode(const DWORD **ptr, struct wined3d_shader_instruction *ins, UINT *param_size,
+        const SHADER_OPCODE *opcode_table, DWORD shader_version);
+void shader_sm1_read_src_param(const DWORD **ptr, struct wined3d_shader_src_param *src_param,
+        struct wined3d_shader_src_param *src_rel_addr, DWORD shader_version);
+void shader_sm1_read_dst_param(const DWORD **ptr, struct wined3d_shader_dst_param *dst_param,
+        struct wined3d_shader_src_param *dst_rel_addr, DWORD shader_version);
+void shader_sm1_read_semantic(const DWORD **ptr, struct wined3d_shader_semantic *semantic);
+void shader_sm1_read_comment(const DWORD **ptr, const char **comment);
+
 /*****************************************************************************
  * IDirect3DVertexShader implementation structures
  */
-- 
1.6.0.6



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