+2007-02-25 Maarten Brock <sourceforge.brock AT dse.nl>
+
+ * device/lib/mcs51/crtcall.asm: new, added for indirect calls
+ * device/lib/mcs51/crtclear.asm,
+ * device/lib/mcs51/crtxclear.asm: renumbered labels
+ * device/lib/mcs51/Makefile.in: added crtcall.asm
+ * doc/sdccman.lyx: documented mcs51 crt* library startup code
+ * src/mcs51/gen.c (movc): removed,
+ (aopGet, genPlusBits): clear a after loading the carry (possibly from
+ acc.x or psw.x),
+ (toCarry, genSend, genRet): added function toCarry,
+ (genPcall): use "lcall @a+dptr" for functions w/o parameters,
+ (assignBit, genAssign, genCast): added function assignBit
+ * src/mcs51/Makefile.bcc: added rtrack.c
+ * src/mcs51/ralloc.h: made valueKnown a bitfield
+ * src/mcs51/rtrack.c (getReg, rtrackUpdate): added getReg,
+ fixed "jbc acc" and "cpl acc" bug, enhanced "cjne", "jnz" and "djnz",
+ disabled InvalidateAllRx for lcall __gptrput, added "xch a,rn"
+ * src/pic/pcode.c (FixRegisterBanking): fixed warning used uninitialized
+ * src/z80/gen.c: added AOP_IS_PAIRPTR,
+ (_pop): only pop valid pairs, see gencjneshort,
+ (gencjneshort): return pair that still needs to be popped, restructured,
+ (gencjne, genCmpEq): call _pop
+