Commit Graph

11 Commits

Author SHA1 Message Date
steve 36d36d99f3 Generate BUF devices for bufz logic. 2001-10-11 00:12:28 +00:00
steve 606eb2b3cd Support the cellref attribute. 2001-09-16 22:26:47 +00:00
steve cefbb635c1 Suppor the PAD attribute on signals. 2001-09-16 01:48:16 +00:00
steve b2b8b89cd8 Make configure detect malloc.h 2001-09-15 18:27:04 +00:00
steve 92760f2c5f Support != in virtex code generator. 2001-09-15 05:06:04 +00:00
steve 9fda809fa6 Add XOR and XNOR gates. 2001-09-14 04:17:20 +00:00
steve 5976e7078c Xilinx uses GROUND and VCC as pin names for the
GND and VCC devices.

 Connect the top end of the EQ chain to the MUXCY
 instead of to the LUT. The MUXCY has the real output.
2001-09-12 04:35:25 +00:00
steve da9a84ed84 Use carry mux to implement wide identity compare,
Place property item in correct place in LUT cell list.
2001-09-11 05:52:31 +00:00
steve 167f94bdbf Add 4 wide identity compare. 2001-09-10 03:48:34 +00:00
steve 4507351d48 Virtex support for mux devices and adders
with carry chains. Also, make Virtex specific
 implementations of primitive logic.
2001-09-09 22:23:28 +00:00
steve acde444439 Separate the virtex and generic-edif code generators. 2001-09-06 04:28:39 +00:00