4 files changed, 23 insertions, 6 deletions
diff --git a/src/mesa/shader/nvvertparse.c b/src/mesa/shader/nvvertparse.c
index fb546a0217..0bc0c055da 100644
--- a/src/mesa/shader/nvvertparse.c
+++ b/src/mesa/shader/nvvertparse.c
@@ -684,13 +684,13 @@ Parse_SwizzleSrcReg(struct parse_state *parseState, struct prog_src_register *sr
       if (token[1] == 0) {
          /* single letter swizzle */
          if (token[0] == 'x')
-            srcReg->Swizzle = MAKE_SWIZZLE4(0, 0, 0, 0);
+            srcReg->Swizzle = SWIZZLE_XXXX;
          else if (token[0] == 'y')
-            srcReg->Swizzle = MAKE_SWIZZLE4(1, 1, 1, 1);
+            srcReg->Swizzle = SWIZZLE_YYYY;
          else if (token[0] == 'z')
-            srcReg->Swizzle = MAKE_SWIZZLE4(2, 2, 2, 2);
+            srcReg->Swizzle = SWIZZLE_ZZZZ;
          else if (token[0] == 'w')
-            srcReg->Swizzle = MAKE_SWIZZLE4(3, 3, 3, 3);
+            srcReg->Swizzle = SWIZZLE_WWWW;
          else
             RETURN_ERROR1("Expected x, y, z, or w");
       }
diff --git a/src/mesa/shader/prog_instruction.c b/src/mesa/shader/prog_instruction.c
index c67831385f..ed479a7f61 100644
--- a/src/mesa/shader/prog_instruction.c
+++ b/src/mesa/shader/prog_instruction.c
@@ -97,6 +97,20 @@ _mesa_realloc_instructions(struct prog_instruction *oldInst,
 }
 
 
+/**
+ * Copy an array of program instructions.
+ * \param dest  pointer to destination.
+ * \param src  pointer to source.
+ * \param n  number of instructions to copy.
+ * \return pointer to destination.
+ */
+struct prog_instruction *
+_mesa_copy_instructions(struct prog_instruction *dest,
+                        const struct prog_instruction *src, GLuint n)
+{
+   return _mesa_memcpy(dest, src, n * sizeof(struct prog_instruction));
+}
+
 
 /**
  * Basic info about each instruction
diff --git a/src/mesa/shader/prog_instruction.h b/src/mesa/shader/prog_instruction.h
index 14305f17d3..66abb10cdb 100644
--- a/src/mesa/shader/prog_instruction.h
+++ b/src/mesa/shader/prog_instruction.h
@@ -432,6 +432,10 @@ extern struct prog_instruction *
 _mesa_realloc_instructions(struct prog_instruction *oldInst,
                            GLuint numOldInst, GLuint numNewInst);
 
+extern struct prog_instruction *
+_mesa_copy_instructions(struct prog_instruction *dest,
+                        const struct prog_instruction *src, GLuint n);
+
 extern GLuint
 _mesa_num_inst_src_regs(gl_inst_opcode opcode);
 
diff --git a/src/mesa/shader/programopt.c b/src/mesa/shader/programopt.c
index 2d14cd3855..d427ee38f8 100644
--- a/src/mesa/shader/programopt.c
+++ b/src/mesa/shader/programopt.c
@@ -99,8 +99,7 @@ _mesa_insert_mvp_code(GLcontext *ctx, struct gl_vertex_program *vprog)
    }
 
    /* Append original instructions after new instructions */
-   _mesa_memcpy(newInst + 4, vprog->Base.Instructions,
-                origLen * sizeof(struct prog_instruction));
+   _mesa_copy_instructions (newInst + 4, vprog->Base.Instructions, origLen);
 
    /* free old instructions */
    _mesa_free(vprog->Base.Instructions);