v850.c (expand_prologue): Make sure GEN_INT() argument is sign extended rather than zero extended.

* config/gcc/v850/v850.c (expand_prologue): Make sure GEN_INT() argument is sign extended rather than zero extended.
  (expand_epilogue): Likewise.
  (output_move_double): Delete.
* config/gcc/v850/v850-protos.h (output_move_double): Delete.
* config/gcc/v850/v850.md (movdi): Delete.
  (movdi_internal): Delete.
  (movdf): Delete.
  (movdf_internal): Delete.

From-SVN: r126318