[M3commit] CVS Update: cm3

[Antony Hosking]

CVSROOT:	/usr/cvs
Changes by:	hosking at birch.	07/06/22 17:02:35

Modified files:
	cm3/m3-sys/m3middle/src/: M3CG.i3 M3CG.m3 M3CG_BinRd.m3 
	                          M3CG_BinWr.m3 M3CG_Binary.i3 
	                          M3CG_Check.m3 M3CG_Ops.i3 M3CG_Rd.m3 
	                          M3CG_Wr.m3 

Log message:
	Add preliminary support for atomic operations as part of the M3 intermediate code (M3CG).
	The front-end compiler still does not contain support for these.
	The operations supported are those supported by newer versions of gcc, on which cm3cg is
	implemented.