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1702 Commits

Author SHA1 Message Date
steve 432d4efc9b Connect right ANEB pin when doing NE comparator. 2001-09-09 16:49:04 +00:00
steve 749c3eb5a7 No code for unlinked constants. 2001-09-08 01:23:21 +00:00
steve e933b56507 extend xz from the top character, not the second-from-top. 2001-09-08 01:22:55 +00:00
steve 0c5ce9dfec Redo of_SUBU in a more obvious algorithm, that 
is not significantly slower. Also, clean up the
 implementation of %mov from a constant.

 Fix initial clearing of vector by vector_to_array
 2001-09-07 23:29:28 +00:00
steve acde444439 Separate the virtex and generic-edif code generators. 2001-09-06 04:28:39 +00:00
steve 298a352cbd Add documentation for the code generator. 2001-09-02 23:58:49 +00:00
steve 356552faad Add virtex support for some basic logic, the DFF 
and constant signals.
 2001-09-02 23:53:55 +00:00
steve 5e1e79b3c4 Rearrange the XNF code generator to be generic-xnf 
so that non-XNF code generation is also possible.

 Start into the virtex EDIF output driver.
 2001-09-02 21:33:07 +00:00
steve 2996d2eb19 Generic ADD code. 2001-09-01 04:30:44 +00:00
steve 16023cbbd6 Generate code for MUX devices. 2001-09-01 02:28:42 +00:00
steve 77927972e5 identity compare, and PWR records for constants. 2001-09-01 02:01:30 +00:00
steve d762a320dc Make constants available through the design root 2001-09-01 01:57:31 +00:00
steve a9e54e7553 dead comments. 2001-09-01 00:58:16 +00:00
steve 8b8a3d83e0 Relax pin count restriction on logic gates. 2001-08-31 23:02:13 +00:00
steve 3fbbd4080a synthesize the special case of compare with 0. 2001-08-31 22:59:48 +00:00
steve e79a371f76 Support DFF CE inputs. 2001-08-31 22:58:39 +00:00
steve c507379f09 Handle more path polarity cases. 2001-08-31 21:08:35 +00:00
steve 47031767fa Parse $setuphold statements. 2001-08-31 17:38:41 +00:00
steve af5e68448c Add the fpga target. 2001-08-31 17:28:10 +00:00
steve c1c88f87c6 Many more logic gate types. 2001-08-31 04:17:56 +00:00
steve a9b5c9c037 Add root port SIG records. 2001-08-31 02:59:06 +00:00
steve 03b428b6cb Handle update in place of repeat constants. 2001-08-31 01:37:56 +00:00
steve 271a835305 Bind escaped names with non-escaped equivilents. (PR#256) 2001-08-30 22:40:12 +00:00
steve a3c3019a04 Mangle nexus names. 2001-08-30 04:31:04 +00:00
steve f063bf833f Add the fpga target. 2001-08-28 04:14:20 +00:00
steve 2002c03cef Add some ivl_target convenience functions. 2001-08-28 04:07:17 +00:00
steve b8be5e80cd Generate code for l-value bit selects. 2001-08-26 23:00:13 +00:00
steve c29e11ed36 Add the assign/x0 and set/x opcodes. 2001-08-26 22:59:32 +00:00
steve e35ed6e91c Change the NetAssign_ class to refer to the signal 
instead of link into the netlist. This is faster
 and uses less space. Make the NetAssignNB carry
 the delays instead of the NetAssign_ lval objects.

 Change the vvp code generator to support multiple
 l-values, i.e. concatenations of part selects.
 2001-08-25 23:50:02 +00:00
steve 794ce68a6c Only use fvectors for nets and vars. 2001-08-25 17:22:32 +00:00
steve 31aa85ce7d Handle wide assignment to narrow return value. 2001-08-23 02:54:15 +00:00
steve 15c2b0317d statement ends after while loop labels. 2001-08-16 03:45:17 +00:00
steve 820d8b9edc Support various other string formats for time. 2001-08-16 03:29:31 +00:00
steve a3a0f5f432 Add some missing print escape sequences. 2001-08-16 03:26:04 +00:00
steve a98b5023a8 Describe the new .net behavior. 2001-08-10 04:31:27 +00:00
steve 645c8913f1 Neaten and document the resolv object. 2001-08-10 04:31:09 +00:00
steve 066284d5c2 Make sure arithmetic objects run at time 0. 2001-08-10 00:50:50 +00:00
steve 2802601c44 tgt-vvp generates code that skips nets as inputs. 2001-08-10 00:40:45 +00:00
steve 962a77c6b8 Rearrange bison parameters for portability. 2001-08-10 00:39:22 +00:00
steve ca801574e3 Include functor address in debug functor print. 2001-08-09 22:25:30 +00:00
steve 606c1d38bb Nets (wires) do not use their own functors. 
Modifications to propagation of values.
 (Stephan Boettcher)
 2001-08-09 19:38:23 +00:00
steve 147ee59940 memory port bug fix. 2001-08-09 19:37:05 +00:00
steve 2e3fc89831 rearrange bison parameters for compatability. 2001-08-09 19:35:29 +00:00
steve 82bccd335d Initial implementation of vvp_fvectors. 
(Stephan Boettcher)
 2001-08-08 01:05:06 +00:00
steve bfc05e2d71 Unused variable warnings. 2001-08-08 00:57:20 +00:00
steve c8135595be signed/unsigned warnings? 2001-08-08 00:53:50 +00:00
steve d5658d4180 dosify compiled with mingw does not know cygwin paths. 2001-08-05 17:28:40 +00:00
steve 8356e6a51f Properly synthesize part selects. 2001-08-05 02:49:07 +00:00
steve fbf55b9df4 Get the hello.vl and sqrt.vl names right. 2001-08-04 05:53:44 +00:00
steve 176e6d09ca Add install of examples for Windows. 2001-08-03 17:06:47 +00:00