3a9be680a4
Skip empty tasks.
2000-04-28 22:17:47 +00:00
08e9a114a2
Catch memory word parameters to tasks.
2000-04-28 16:50:53 +00:00
a8114ae122
Add support for the procedural release statement.
2000-04-23 03:45:24 +00:00
44838f8973
Add support for force assignment.
2000-04-22 04:20:19 +00:00
99a891b8a1
Bit padding in assignment to memory.
2000-04-21 04:38:15 +00:00
4f07c43976
Minor cleanup of NetTaskDef.
2000-04-18 01:02:53 +00:00
b1fd927acb
Named events really should be expressed with PEIdent
...
objects in the pform,
Handle named events within the mix of net events
and edges. As a unified lot they get caught together.
wait statements are broken into more complex statements
that include a conditional.
Do not generate NetPEvent or NetNEvent objects in
elaboration. NetEvent, NetEvWait and NetEvProbe
take over those functions in the netlist.
2000-04-12 04:23:57 +00:00
8dbd64121f
All events now use the NetEvent class.
2000-04-10 05:26:05 +00:00
72b3508911
Catch event declarations during scope elaborate.
2000-04-09 17:44:30 +00:00
e9b06f1022
Catch event names in parentheses.
2000-04-09 16:43:50 +00:00
30e8289239
Simulate named event trigger and waits.
2000-04-04 03:20:15 +00:00
6150be2324
detect unsupported block on named events.
2000-04-01 22:14:19 +00:00
2dd010dc04
Named events as far as the pform.
2000-04-01 19:31:57 +00:00
d97ab9be23
New and improved combinational primitives.
2000-03-29 04:37:10 +00:00
94270ff988
Fix lval part select of non-blocking assign.
2000-03-20 15:28:58 +00:00
01c5147079
Connect output of NB assign to indexed pin.
2000-03-12 21:41:47 +00:00
78ab1a7bba
Locate scopes in statements.
2000-03-11 03:25:51 +00:00
61822d48aa
Handle defparam to partial hierarchical names.
2000-03-10 06:20:48 +00:00
e7efc2709a
Redesign the implementation of scopes and parameters.
...
I now generate the scopes and notice the parameters
in a separate pass over the pform. Once the scopes
are generated, I can process overrides and evalutate
paremeters before elaboration begins.
2000-03-08 04:36:53 +00:00
b734ecf02f
Macintosh compilers do not support ident.
2000-02-23 02:56:53 +00:00
5b52c384d6
Catch module instantiation arrays.
2000-02-18 05:15:02 +00:00
bd09bed662
Mark the line numbers of NetCondit nodes.
2000-02-14 00:11:11 +00:00
ee180f6cf0
Include the scope in named gates.
2000-02-06 23:13:14 +00:00
fac3bde2c8
Elaborate parameters afer binding of overrides.
2000-01-10 01:35:23 +00:00
9125a4c451
Careful with wires connected to multiple ports.
2000-01-09 20:37:57 +00:00
2de887c2ff
Support named parameter override lists.
2000-01-09 05:50:48 +00:00
0d5e4b40d0
Structural reduction XNOR.
2000-01-02 19:39:03 +00:00
142b9e667d
Do not overrun the pin index when the LSB != 0.
2000-01-02 18:25:37 +00:00
e6820ed169
Handle synthesis of concatenation.
2000-01-01 06:18:00 +00:00
6e3c258edb
Detect duplicate scopes.
1999-12-14 23:42:16 +00:00
3e1738dcec
Fix support for attaching attributes to primitive gates.
1999-12-11 05:45:41 +00:00
3e2bb85f58
Synthesize LPM_RAM_DQ for writes into memories.
1999-12-05 02:24:08 +00:00
cdb99e7638
Elaborate net repeat concatenations.
1999-12-02 04:08:10 +00:00
e96e8c62be
NetESignal object no longer need to be NetNode
...
objects. Let them keep a pointer to NetNet objects.
1999-11-28 23:42:02 +00:00
4cfa3e4047
Support the creation of scopes.
1999-11-27 19:07:57 +00:00
26288eeeb4
Detect and list scope names.
1999-11-24 04:01:58 +00:00
85ab6d160b
Handle multiply in constant expressions.
1999-11-21 20:03:24 +00:00
4cfa715092
Memory name lookup handles scopes.
1999-11-21 17:35:37 +00:00
b4aade1e4c
Fix coding errors handling names of logic devices,
...
and add support for buf device in vvm.
1999-11-21 01:16:51 +00:00
a81dcd7955
Support memories in continuous assignments.
1999-11-21 00:13:08 +00:00
9d6392fda9
Turn NetTmp objects into normal local NetNet objects,
...
and add the nodangle functor to clean up the local
symbols generated by elaboration and other steps.
1999-11-18 03:52:19 +00:00
82f3f0f741
Create the vpiMemory handle type.
1999-11-10 02:52:24 +00:00
206b37e5de
Fix NetConst being set to zero width, and clean
...
up elaborate_set_cmp_ for NetEBinary.
1999-11-05 21:45:19 +00:00
cb5fc54b5e
Patch to synthesize unary ~ and the ternary operator.
...
Thanks to Larry Doolittle <LRDoolittle@lbl.gov>.
Add the LPM_MUX device, and integrate it with the
ternary synthesis from Larry. Replace the lpm_mux
generator in t-xnf.cc to use XNF EQU devices to
put muxs into function units.
Rewrite elaborate_net for the PETernary class to
also use the LPM_MUX device.
1999-11-04 03:53:26 +00:00
e1bbbe5614
Include subtraction in LPM_ADD_SUB device.
1999-10-31 20:08:24 +00:00
71ecf8c143
Add to netlist links pin name and instance number,
...
and arrange in vvm for pin connections by name
and instance number.
1999-10-31 04:11:27 +00:00
8ab03fa90f
Catch unindexed memory reference.
1999-10-18 00:02:21 +00:00
475dd5760a
Remove commented out do_assign.
1999-10-13 03:16:36 +00:00
70a1236626
Structural case equals device.
1999-10-10 01:59:54 +00:00
7201865554
Support parameters in continuous assignments.
1999-10-09 21:30:16 +00:00
aa11f57b57
Better message for combinational operators.
1999-10-09 19:24:04 +00:00
29abc5a69e
Support + in constant expressions.
1999-10-08 17:48:08 +00:00
5b7d783979
Accept adder parameters with different widths,
...
and simplify continuous assign construction.
1999-10-08 17:27:23 +00:00
f949f96df1
Add non-const bit select in l-value of assignment.
1999-10-07 05:25:33 +00:00
1cc68f745a
== and != connected to the wrong pins of the compare.
1999-10-06 00:39:00 +00:00
4d8c0c79d6
Add support for reduction NOR.
1999-10-05 06:19:46 +00:00
d513cf8f60
sorry message for non-constant l-value bit select.
1999-10-05 02:00:06 +00:00
efa5222c66
Handle mutual reference of tasks by elaborating
...
task definitions in two passes, like functions.
1999-09-30 21:28:34 +00:00
ed9aeec591
catch non-constant delays as unsupported.
1999-09-30 17:22:33 +00:00
c63a3acf93
Elaborate ~^ and ~| operators.
1999-09-30 02:43:01 +00:00
6e486e9bcf
Cope with errors during ternary operator elaboration.
1999-09-30 00:48:49 +00:00
db7044850a
Move code to elab_expr.cc
1999-09-29 22:57:10 +00:00
a64a33e65a
Full case support
1999-09-29 18:36:02 +00:00
0fb4ba7907
Allow expanding of additive operators.
1999-09-29 00:42:50 +00:00
bb38653654
Parse system function calls.
1999-09-25 02:57:29 +00:00
1a21d2fe9d
Support shift operators.
1999-09-23 03:56:57 +00:00
095995f09c
internal error message for funky comparison width.
1999-09-23 02:28:27 +00:00
1c41f8ebd2
Move set_width methods into a single file,
...
Add the NetEBLogic class for logic expressions,
Fix error setting with of && in if statements.
1999-09-23 00:21:54 +00:00
59b1b4c7b9
Expand bits in delayed assignments.
1999-09-22 21:25:42 +00:00
12b9071f49
Parse and elaborate named for/join blocks.
1999-09-22 04:30:04 +00:00
da4a7ea80a
assignment with blocking event delay.
1999-09-22 02:00:48 +00:00
3a5e55b229
Elaborate parameters in phases.
1999-09-20 02:21:10 +00:00
5fde1b3e05
Match bit widths comming out of task output ports.
1999-09-18 22:23:50 +00:00
fbf104bf4d
report non-constant part select expressions.
1999-09-18 02:51:35 +00:00
dab04c221d
Detect constant lessthen-equal expressions.
1999-09-18 01:53:08 +00:00
424e6a750c
Handle unconnected module ports.
1999-09-17 02:06:25 +00:00
4594ac1c2c
elaborate concatenation repeats.
1999-09-16 04:18:15 +00:00
a890724b40
Handle implicit !=0 in if statements.
1999-09-16 00:33:45 +00:00
31bdb87c8f
separate assign lval elaboration for error checking.
1999-09-15 04:17:52 +00:00
b04148b754
Elaborate non-blocking assignment to memories.
1999-09-15 01:55:06 +00:00
39bc45ce67
implicitly declare wires if needed.
1999-09-14 01:50:52 +00:00
7a211b9136
Clarify msb/lsb in context of netlist. Properly
...
handle part selects in lval and rval of expressions,
and document where the least significant bit goes
in NetNet objects.
1999-09-13 03:10:59 +00:00
25d6912217
Pad r-values in certain assignments.
1999-09-12 01:16:51 +00:00
a6c6ac2191
Add ternary elaboration.
1999-09-10 04:04:06 +00:00
d6fbc30cd5
Allow assign to not match rvalue width.
1999-09-08 04:05:30 +00:00
9d82d19d07
Empty conditionals (pmonta@imedia.com)
1999-09-08 02:24:39 +00:00
8f68a07476
Add support for delayed non-blocking assignments.
1999-09-04 19:11:45 +00:00
41a1c6bb02
elaborate the binary plus operator.
1999-09-03 04:28:38 +00:00
6fb7120158
Parse non-blocking assignment delays.
1999-09-02 01:59:27 +00:00
9f7eb4a935
Handle recursive functions and arbitrary function
...
references to other functions, properly pass
function parameters and save function results.
1999-09-01 20:46:19 +00:00
e69345b9fe
Elaborate and emit to vvm procedural functions.
1999-08-31 22:38:29 +00:00
23acca48ff
elaborate some aspects of functions.
1999-08-25 22:22:41 +00:00
9eae940ebd
Parameter overrides support from Peter Monta
...
AND and XOR support wide expressions.
1999-08-23 16:48:39 +00:00
031d91f813
Fixup spelling and some error messages. <LRDoolittle@lbl.gov>
1999-08-18 04:00:02 +00:00
cf1abfe38c
Uninitialized low and high indices for single gate syntax
1999-08-08 20:06:06 +00:00
c33b0c2262
Handle scope of parameters.
1999-08-06 04:05:28 +00:00
865181b818
Allow integers as register lvalues.
1999-08-05 04:58:57 +00:00
1b858735f2
Elaborate module ports that are concatenations of
...
module signals.
1999-08-04 02:13:02 +00:00
5f10342f52
Parse into pform arbitrarily complex module
...
port declarations.
1999-08-03 04:14:49 +00:00
444c83b19a
set width of procedural r-values when then
...
l-value is a memory word.
1999-08-01 21:48:11 +00:00
dd8daf40df
elaborate rise/fall/decay for continuous assign.
1999-08-01 21:18:55 +00:00
71d35f32b2
Parse and elaborate rise/fall/decay times
...
for gates, and handle the rules for partial
lists of times.
1999-08-01 16:34:50 +00:00
d2f77defe6
move binary operators to derived classes.
1999-07-31 03:16:54 +00:00
0c6775a094
Handle no ports at all for tasks.
1999-07-28 03:46:57 +00:00
fc8a6c52f8
Add support for task output and inout ports.
1999-07-24 19:19:06 +00:00
93a77a2efd
Elaborate task input ports.
1999-07-24 02:11:19 +00:00
563ec1bb81
Add support for CE input to XNF DFF, and do
...
complete cleanup of replaced design nodes.
1999-07-18 21:17:50 +00:00
a5921ceae8
netlist support for ternary operator.
1999-07-17 19:50:59 +00:00
772f38ca1e
Better handling of bit width of + operators.
1999-07-17 18:06:02 +00:00
13cd13d9d5
part select in expressions.
1999-07-17 03:08:31 +00:00
c2c9acdbaf
Construct delayed assignment as an equivilent block.
1999-07-13 04:08:26 +00:00
6852a62e5a
procedural blocking assignment delays.
1999-07-12 00:59:36 +00:00
aa938a309d
Proper initialization of registers.
1999-07-10 03:00:05 +00:00
c8d13d7a1c
Support concatenate in l-values.
1999-07-10 02:19:26 +00:00
3ff6912bdd
Elaborate user defined tasks.
1999-07-03 02:12:51 +00:00
1ec98ba7cf
Elaborate wide structoral bitwise OR.
1999-06-24 04:45:29 +00:00
11b2b1740a
Handle expression widths for EEE and NEE operators,
...
add named blocks and scope handling,
add registers declared in named blocks.
1999-06-24 04:24:18 +00:00
853ad247a1
Elaborate and supprort to vvm the forever
...
and repeat statements.
1999-06-19 21:06:16 +00:00
37b60a4c52
Clean up interface of the PWire class,
...
Properly match wire ranges.
1999-06-17 05:34:42 +00:00
fabb146342
Support case expression lists.
1999-06-15 05:38:39 +00:00
d0afc9adee
Get rid of the STL vector template.
1999-06-15 03:44:53 +00:00
740c63291a
l-value part select for procedural assignments.
1999-06-13 23:51:16 +00:00
6a823cde59
Unify the NetAssign constructors a bit.
1999-06-13 16:30:06 +00:00
988e4f0d3d
Add part select lvalues to AssignNB.
1999-06-13 04:46:54 +00:00
a22e43cb7a
Handle part selects as l-values to continuous assign.
1999-06-12 23:16:37 +00:00
7c2cf8b2fa
Add support for the Ternary operator,
...
Add support for repeat concatenation,
Correct some seg faults cause by elaboration
errors,
Parse the casex anc casez statements.
1999-06-10 04:03:52 +00:00
1464851e0e
Add support for procedural concatenation expression.
1999-06-09 03:00:05 +00:00
1fe8e93e5c
Support for binary | (Stephen Tell)
1999-06-09 00:58:06 +00:00
4932dc7c5e
Support non-blocking assignment down to vvm.
1999-06-07 02:23:31 +00:00
5959f3dfc7
Drop degenerate blocks.
1999-06-06 23:07:43 +00:00
7605a7b1f0
Add parse and elaboration of non-blocking assignments,
...
Replace list<PCase::Item*> with an svector version,
Add integer support.
1999-06-06 20:45:38 +00:00
caae00f1fd
Compile time evalutation of constant expressions.
1999-06-03 05:16:25 +00:00
f3a91a10b3
Line information with nets.
1999-06-02 15:38:46 +00:00
53b0050e54
Fix error message.
1999-05-31 15:45:35 +00:00
982cce6086
Exressions are trees that can duplicate, and not DAGS.
1999-05-30 01:11:46 +00:00
35893919e0
module parameter bind by name.
1999-05-29 02:36:17 +00:00
5ef3970714
Handle expression bit widths with non-fatal errors.
1999-05-27 04:13:08 +00:00
0352864470
Much expression parsing work,
...
mark continuous assigns with source line info,
replace some assertion failures with Sorry messages.
1999-05-20 04:31:45 +00:00
10ffaeda90
Redo constant expression detection to happen
...
after parsing.
Parse more operators and expressions.
1999-05-16 05:08:42 +00:00
5de9b7c9f1
Parse and elaborate the concatenate operator
...
in structural contexts, Replace vector<PExpr*>
and list<PExpr*> with svector<PExpr*>, evaluate
constant expressions with parameters, handle
memories as lvalues.
Parse task declarations, integer types.
1999-05-10 00:16:57 +00:00
b44ef063a8
Fix handling of null delay statements.
1999-05-05 03:04:46 +00:00
5d00f17448
Handle wide events, such as @(a) where a has
...
many bits in it.
Add to vvm the binary ^ and unary & operators.
Dump events a bit more completely.
1999-05-01 20:43:55 +00:00
41f9a84a4b
Handle much more complex event expressions.
1999-05-01 02:57:52 +00:00
ce49708442
Parse OR of event expressions.
1999-04-29 02:16:26 +00:00
09cfbc6240
Core handles subsignal expressions.
1999-04-25 00:44:10 +00:00
5895d3c98d
Add memories to the parse and elaboration phases.
1999-04-19 01:59:36 +00:00
b7f833dd71
Support more operators, especially logical.
1999-03-15 02:43:32 +00:00
13a6f05463
Prevent the duplicate allocation of ESignal objects.
1999-03-01 03:27:53 +00:00
e2a37a8ccd
Add support for module parameters.
1999-02-21 17:01:57 +00:00
e5f5f41515
Elaborate gate ranges.
1999-02-15 02:06:15 +00:00
steve