Fixes problems building the V850 simulator introduced with the previous delta.

Fixes problems building the V850 simulator introduced with the previous delta.

	* sim-main.h (reg64_t): New type.
	(v850_regs): Add selID_sregs field.
	(VR, SAT16, SAT32, ABS16, ABS32 ): New macros.
	* v850-dc: Add fields for v850e3v5 instructions.
	* v850.igen (cvtf.dl): Use correctly signed local value.
	(cvtf.dw, cvtf.sw, trncf.dul, trncf.dl, trncf.sul, trncf.sw):
	Likewise.
	* interp.c: Fix old style function declarations.
	* simops.c: Likewise.