diff --git a/dlls/d3dcompiler_43/bytecodewriter.c b/dlls/d3dcompiler_43/bytecodewriter.c
index 8374a8d030c..d5e55e2c4ed 100644
--- a/dlls/d3dcompiler_43/bytecodewriter.c
+++ b/dlls/d3dcompiler_43/bytecodewriter.c
@@ -308,6 +308,52 @@ BOOL record_sampler(struct bwriter_shader *shader, DWORD samptype, DWORD mod, DW
     return TRUE;
 }
 
+struct bytecode_buffer
+{
+    DWORD *data;
+    unsigned int size, alloc_size;
+    HRESULT state;
+};
+
+struct bc_writer;
+
+typedef void (*instr_writer)(struct bc_writer *writer, const struct instruction *instr,
+        struct bytecode_buffer *buffer);
+
+struct bytecode_backend
+{
+    void (*header)(struct bc_writer *writer, const struct bwriter_shader *shader,
+            struct bytecode_buffer *buffer);
+    void (*end)(struct bc_writer *writer, const struct bwriter_shader *shader,
+            struct bytecode_buffer *buffer);
+    void (*srcreg)(struct bc_writer *writer, const struct shader_reg *reg,
+            struct bytecode_buffer *buffer);
+    void (*dstreg)(struct bc_writer *writer, const struct shader_reg *reg,
+            struct bytecode_buffer *buffer, DWORD shift, DWORD mod);
+    void (*opcode)(struct bc_writer *writer, const struct instruction *instr,
+            DWORD token, struct bytecode_buffer *buffer);
+
+    const struct instr_handler_table
+    {
+        DWORD opcode;
+        instr_writer func;
+    } *instructions;
+};
+
+struct bc_writer
+{
+    const struct bytecode_backend *funcs;
+    const struct bwriter_shader *shader;
+
+    HRESULT state;
+
+    /* Vertex shader varying mapping. */
+    DWORD oPos_regnum, oD_regnum[2], oT_regnum[8], oFog_regnum, oFog_mask, oPts_regnum, oPts_mask;
+
+    /* Pixel shader varying mapping. */
+    DWORD t_regnum[8], v_regnum[2];
+};
+
 
 /* shader bytecode buffer manipulation functions.
  * allocate_buffer creates a new buffer structure, put_dword adds a new
diff --git a/dlls/d3dcompiler_43/d3dcompiler_private.h b/dlls/d3dcompiler_43/d3dcompiler_private.h
index ee9e705d75a..2a926282128 100644
--- a/dlls/d3dcompiler_43/d3dcompiler_private.h
+++ b/dlls/d3dcompiler_43/d3dcompiler_private.h
@@ -294,61 +294,6 @@ static inline void set_parse_status(enum parse_status *current, enum parse_statu
         *current = PARSE_WARN;
 }
 
-struct bytecode_buffer {
-    DWORD *data;
-    unsigned int size, alloc_size;
-    /* For tracking rare out of memory situations without passing
-     * return values around everywhere
-     */
-    HRESULT state;
-};
-
-struct bc_writer; /* Predeclaration for use in vtable parameters */
-
-typedef void (*instr_writer)(struct bc_writer *This,
-                             const struct instruction *instr,
-                             struct bytecode_buffer *buffer);
-
-struct bytecode_backend {
-    void (*header)(struct bc_writer *This, const struct bwriter_shader *shader,
-                   struct bytecode_buffer *buffer);
-    void (*end)(struct bc_writer *This, const struct bwriter_shader *shader,
-                struct bytecode_buffer *buffer);
-    void (*srcreg)(struct bc_writer *This, const struct shader_reg *reg,
-                   struct bytecode_buffer *buffer);
-    void (*dstreg)(struct bc_writer *This, const struct shader_reg *reg,
-                   struct bytecode_buffer *buffer, DWORD shift, DWORD mod);
-    void (*opcode)(struct bc_writer *This, const struct instruction *instr,
-                   DWORD token, struct bytecode_buffer *buffer);
-
-    const struct instr_handler_table {
-        DWORD opcode;
-        instr_writer func;
-    } *instructions;
-};
-
-/* Bytecode writing stuff */
-struct bc_writer {
-    const struct bytecode_backend *funcs;
-    const struct bwriter_shader *shader;
-
-    /* Avoid result checking */
-    HRESULT                       state;
-
-    /* Vertex shader varying mapping */
-    DWORD                         oPos_regnum;
-    DWORD                         oD_regnum[2];
-    DWORD                         oT_regnum[8];
-    DWORD                         oFog_regnum;
-    DWORD                         oFog_mask;
-    DWORD                         oPts_regnum;
-    DWORD                         oPts_mask;
-
-    /* Pixel shader specific members */
-    DWORD                         t_regnum[8];
-    DWORD                         v_regnum[2];
-};
-
 /* Debug utility routines */
 const char *debug_print_srcmod(DWORD mod) DECLSPEC_HIDDEN;
 const char *debug_print_dstmod(DWORD mod) DECLSPEC_HIDDEN;