constraints.md: New file.

constraints.md: New file.

* config/m32r/constraints.md: New file.
* config/m32r/m32r.c: Include tm-constrs.h.
  (small_data_operand): Use satisfies_constraint_* instead of macro.
  (addr24_operand, gen_compare): Likewise.
* config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
  (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
  CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Likewise.
* config/m32r/m32r.md: Include constraints.md.
  (movsi_insn): Use satisfies_constraint_* instead of macro.
  (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
* config/m32r/predicates.md (conditional_move_operand): Likewise.
  (two_insn_const_operand, int8_operand, uint16_operand,
   reg_or_int16_operand, reg_or_uint16_operand,
   reg_or_cmp_int16_operand, cmp_int16_operand,
   seth_add3_operand): Likewise.

From-SVN: r126265