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997 Commits 24 Branches 236 Tags 41 MiB
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197 Commits

Author SHA1 Message Date
steve a8d787bd66 Accept memory words as parameter to $display. 2000-02-13 19:18:27 +00:00
steve cf8d17a6ab Handle systems that need underscores in symbols. 2000-01-24 00:18:20 +00:00
steve e6bd088984 Compile time problems with vpi_user.h 2000-01-23 23:54:36 +00:00
steve dc5bd8ea59 $dumpall checkpointing in VCD dump. 2000-01-20 06:04:55 +00:00
steve d84b72609d Add the XNOR operator. 2000-01-13 06:05:46 +00:00
steve aa8908c52f Multiplication all the way to simulation. 2000-01-13 03:35:35 +00:00
steve fdf2c1b0d0 Non-blocking memory writes. 2000-01-08 03:09:14 +00:00
steve eb4cdc5026 Cleanup and some asserts. 2000-01-06 05:56:22 +00:00
steve 3d673c1f02 Add memory address range check. 2000-01-06 05:56:02 +00:00
steve 4558a7d8d0 Proper init_ method prototype. 1999-12-19 20:57:07 +00:00
steve d54cc14ca2 Simulate carry output on adders. 1999-12-16 02:42:14 +00:00
steve 40ca71b10b Support named begin scope at run time. 1999-12-15 18:21:20 +00:00
steve 1dcf9de34c Implement vpi_put_value for memory words. 1999-12-15 04:15:17 +00:00
steve 5fa7e1c31b Add the VPI implementation of $readmemh. 1999-12-15 04:01:14 +00:00
steve 6be5421c8a Remove the useless vvm_simulation class. 1999-12-12 19:47:54 +00:00
steve 4a6d3a5104 Fix const/non-const errors. 1999-12-09 06:00:00 +00:00
steve 3e2bb85f58 Synthesize LPM_RAM_DQ for writes into memories. 1999-12-05 02:24:08 +00:00
steve 22d89c5984 Update case comparison (Eric Aardoom). 1999-12-02 16:58:58 +00:00
steve 88193a369f Handle mux sel of X, if inputs are equal. 1999-12-02 04:54:11 +00:00
steve 99e145da48 shiftl and shiftr take unsized second parameter. 1999-12-02 03:36:01 +00:00
steve fa088f8baa Set VPI_MODULE_PATH in the target code, if desired. 1999-11-28 18:05:37 +00:00
steve bf42be12de Build up the lists in the scope of a module, 
and get $dumpvars to scan the scope for items.
 1999-11-28 00:56:08 +00:00
steve 4cfa3e4047 Support the creation of scopes. 1999-11-27 19:07:57 +00:00
steve ac25dc03a8 Reduce more gate templates to use vvm_1bit_out (Eric Aardoom) 1999-11-25 01:34:04 +00:00
steve 680c35a845 LT and GT fixes from Eric Aardoom. 1999-11-24 04:38:49 +00:00
steve eb72a83e5f Detemplate some and, or and nor methods. 1999-11-22 00:30:52 +00:00
steve b769c7781e no -fno-exceptions to the C compiler. 1999-11-21 20:02:37 +00:00
steve 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
steve a81dcd7955 Support memories in continuous assignments. 1999-11-21 00:13:08 +00:00
steve e98083af15 Fixup to include right shift support. 1999-11-15 00:42:31 +00:00
steve 513ade9b95 Support combinatorial comparators. 1999-11-14 23:43:45 +00:00
steve 1624afe1ba Add support for the LPM_CLSHIFT device. 1999-11-14 20:24:28 +00:00
steve 0eb6056ea6 Fix NAND gate support to use named pins. 1999-11-14 18:22:12 +00:00
steve 2602505885 Support the LPM_MUX in vvm. 1999-11-13 03:46:52 +00:00
steve 82f3f0f741 Create the vpiMemory handle type. 1999-11-10 02:52:24 +00:00
steve 02f8099aa7 Add VCD output and related system tasks. 1999-11-07 20:33:30 +00:00
steve 43ff33cd79 Add the $monitor implementation. 1999-11-07 02:25:07 +00:00
steve 8d806d538b Get the $strobe task working. 1999-11-06 22:16:50 +00:00
steve 3fe0344246 complete value retrieval for number constants. 1999-11-06 16:52:16 +00:00
steve c688d95cb8 Put number constants into a static table. 1999-11-06 16:00:17 +00:00
steve 89881adece Add the synth functor to do generic synthesis 
and add the LPM_FF device to handle rows of
 flip-flops.
 1999-11-01 02:07:40 +00:00
steve e1bbbe5614 Include subtraction in LPM_ADD_SUB device. 1999-10-31 20:08:24 +00:00
steve 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
steve 5a2015ee67 Support vpiValueChance callbacks. 1999-10-29 03:37:22 +00:00
steve 2862178a6f Get rid of monitor_t and fold __vpiSignal into signal. 1999-10-28 21:36:00 +00:00
steve bbf15778b8 Support delay in constSync callback. 1999-10-28 04:47:57 +00:00
steve d6450599d6 Rewrite vvm VPI support to make objects more 
persistent, rewrite the simulation scheduler
 in C (to interface with VPI) and add VPI support
 for callbacks.
 1999-10-28 00:47:24 +00:00
steve 59e85dcffc Support build in different directory. 1999-10-22 23:58:13 +00:00
steve 07e2b2b828 ar -f flag is useless and incompatible. 1999-10-17 20:14:23 +00:00
steve b24fa87de6 installdirs targets for what each directory installes. 1999-10-16 20:48:15 +00:00
steve 8f2a369588 Remove useless operator=. 1999-10-13 03:15:51 +00:00
steve 564f972aef Handle display of odd octal/hex widths (Eric Ardoom) 1999-10-10 14:57:38 +00:00
steve 70a1236626 Structural case equals device. 1999-10-10 01:59:54 +00:00
steve a4298df776 NOR device. 1999-10-09 19:24:36 +00:00
steve 492d76e71d The $finish task should work immediately. 1999-10-06 01:28:18 +00:00
steve 4d8c0c79d6 Add support for reduction NOR. 1999-10-05 06:19:46 +00:00
steve a7f48c86e2 Relaxed width handling for <= assignment. 1999-10-05 04:02:10 +00:00
steve efdc1769e6 Add some vvm operators from Eric Aardoom. 1999-10-01 15:26:28 +00:00
steve 42006ec5f1 LT supports different width objects. 1999-09-29 22:57:26 +00:00
steve a64a33e65a Full case support 1999-09-29 18:36:02 +00:00
steve 3a415fb04c Useless assertion. 1999-09-29 02:53:33 +00:00
steve 86a283b9bc Support the $write system task, and have the 
vpi_scan function free iterators as needed.
 1999-09-29 01:41:18 +00:00
steve 470b0d3d34 Support in vvm > and >= behavioral operators. 1999-09-28 01:13:15 +00:00
steve 64cc38f0eb The <= operator takes different width operands. 1999-09-23 04:39:52 +00:00
steve a3e9a7417d fix vpiHexStrVal dumping of digits to strings. 1999-09-13 03:08:10 +00:00
steve 1c238f1948 Support ternary and <= operators in vvm. 1999-09-11 04:43:17 +00:00
steve 6b3b6f3384 Makefile install targets. 1999-08-28 02:10:57 +00:00
steve aba4a877db Add vpi_sim_control 1999-08-19 02:51:03 +00:00
steve 2d0e11283d Convert vvm to implement system tasks with vpi. 1999-08-15 01:23:56 +00:00
steve a0b9db8a88 pevent objects have initial values. 1999-07-17 03:07:27 +00:00
steve 96e0fc0d48 Add !== and === operators. 1999-06-24 04:20:47 +00:00
steve 7400ece69c Add init to vvm_signal_t. 1999-06-21 01:02:34 +00:00
steve cdce36f39f End run if events run out. 1999-06-19 03:31:33 +00:00
steve 1fe8e93e5c Support for binary | (Stephen Tell) 1999-06-09 00:58:06 +00:00
steve 66ac537c43 Implement the < binary operator. 1999-06-07 03:40:22 +00:00
steve 4255ee116c Allow 0 delays for things like thread yield. 1999-06-07 03:40:03 +00:00
steve 4932dc7c5e Support non-blocking assignment down to vvm. 1999-06-07 02:23:31 +00:00
steve 49ef36712c Handle time in more places. 1999-05-31 15:46:36 +00:00
steve 0348394acc Add %x support contributed by Steve Wilson. 1999-05-12 04:02:17 +00:00
steve eb6646bbcc Support install/uninstall make targets. 1999-05-09 01:24:59 +00:00
steve 9e82ed240c Restore support for wait event control. 1999-05-03 01:51:29 +00:00
steve 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
steve 41f9a84a4b Handle much more complex event expressions. 1999-05-01 02:57:52 +00:00
steve f01cbc6a57 Remember to make the dep directory. 1999-04-26 02:45:08 +00:00
steve d98eb443b8 Autoconf the vvm directory. 1999-04-26 02:35:43 +00:00
steve d3350c9b27 Add to vvm proceedural memory references. 1999-04-22 04:56:58 +00:00
steve 51b4f70c8f Add some logical operators. 1999-03-16 04:43:46 +00:00
steve 5ee3a41d2a Add the AND and OR bitwise operators. 1999-03-15 02:42:44 +00:00
steve 9d0a266705 Mangle that handles device instance numbers. 1999-02-15 05:52:50 +00:00
steve fef81958bc Do not generate code for signals, 
instead use the NetESignal node to
 generate gate-like signal devices.
 1999-02-08 03:55:55 +00:00
steve 15ff852487 Missing start methods. 1999-01-31 18:15:55 +00:00
steve a4ce4d97ba Support the start() method. 1999-01-01 01:44:56 +00:00
steve 1e0660522f Proberly print vectors in binary. 1999-01-01 01:44:40 +00:00
steve 63a8b4abe2 Function to calculate wire initial value. 1998-12-20 02:05:41 +00:00
steve 4e2c0036aa VVM support for small sequential UDP objects. 1998-12-17 23:54:58 +00:00
steve 7859de1e4e Add support it vvm target for level-sensitive 
triggers (i.e. the Verilog wait).
 Fix display of $time is format strings.
 1998-11-10 00:48:31 +00:00
steve 8705aa94c6 Add vvm library. 1998-11-09 23:44:10 +00:00