Commit Graph

604 Commits

Author SHA1 Message Date
steve d6f98599f8 Do not intertangle modpaths due to references to input nets. 2006-11-23 22:42:48 +00:00
steve 64b4e2fa01 Get the .event input from the signal instead of the signal input. 2006-11-22 06:09:08 +00:00
steve 841378426f Updates for Cygwin portability (pr1585922) 2006-10-30 22:45:36 +00:00
steve 0e102a94b2 Fix rendering of signed numbers in real expressions. 2006-10-10 23:54:28 +00:00
steve ec23bb0367 Remove dead code. 2006-10-05 01:37:34 +00:00
steve 26e2e85ffa Handle non-constant delays on indexed non-blocking assignments. 2006-10-05 01:23:53 +00:00
steve 549f226c6e Modpath is input to net, draw .modpath to account. 2006-10-01 23:51:15 +00:00
steve 0edb5a7547 Basic support for specify timing. 2006-09-23 04:57:19 +00:00
steve 50800fd3a1 Add support for real valued modulus. 2006-08-09 05:19:08 +00:00
steve fc0695beb6 Handle 64bit delay constants. 2006-08-08 05:11:37 +00:00
steve 06d6ac4b33 Fix/implement signed right shift. 2006-07-30 02:51:35 +00:00
steve 80f30be9d0 Add support for system functions in continuous assignments. 2006-06-18 04:15:50 +00:00
steve 46d86ad276 Get tail counts right in nested concatenations. 2006-04-22 04:27:36 +00:00
steve 707af782b3 Fix part selects in l-values. 2006-04-16 00:15:43 +00:00
steve f001d0001a Add support for generate loops w/ wires and gates. 2006-04-10 00:37:42 +00:00
steve f4a44df2cc Support more parameter syntax. 2006-03-18 22:53:38 +00:00
steve 8ff70410ab Handle multiple part/bi devices connected together. 2006-03-15 05:52:20 +00:00
steve 6f46d12e07 Add support for logic parameters. 2006-03-08 05:29:42 +00:00
steve d434dd7296 Allow part selects of memory words in l-values. 2006-02-02 02:43:57 +00:00
steve 58f182a159 Node delays can be more general expressions in structural contexts. 2006-01-02 05:33:19 +00:00
steve e9bf00dff6 Pad part selects 2005-12-22 15:42:22 +00:00
steve 5cf64dfa70 Include stdint.h if it is present. 2005-12-07 03:43:30 +00:00
steve 4f7e7a2296 Some systems donot have stding.h? 2005-12-05 21:20:55 +00:00
steve bab70ccbed Handle indexed l-value to force. 2005-11-26 17:23:17 +00:00
steve 0e044d6684 More precise about r-value width of constants. 2005-11-26 00:35:42 +00:00
steve 35951510c5 Put vec8 and vec4 nets into seperate net classes. 2005-11-25 17:55:26 +00:00
steve 9c8c541f5d MUX nodes get inputs from nets, not from net inputs,
Detect and draw alias nodes to reduce net size and
 handle force confusion.
2005-10-12 17:26:17 +00:00
steve 3cdf655c79 force l-values do not support bit/part select. 2005-10-12 17:26:01 +00:00
steve c75f0a930e Remove the $ from signal labels. They do not help. 2005-10-11 18:54:10 +00:00
steve bb3f3c1f46 Remove obsolete vvp_memory_label function. 2005-10-11 18:30:50 +00:00
steve fb22bcc96b Remove dead dram_input_from_net and lpm_inputs_a_b 2005-10-10 04:16:13 +00:00
steve bf8b085159 Clean up compiler warnings. 2005-09-20 18:34:01 +00:00
steve be73be8c98 Spelling patches from Larry. 2005-09-19 21:45:35 +00:00
steve d22d88923d Fix warnings about uninitialized variables. 2005-09-19 20:18:20 +00:00
steve 2729d6cd2e Include vvp_config.h instead of config.h 2005-09-19 20:17:59 +00:00
steve c4d8ab8509 Improve loading of part selects when easy. 2005-09-17 04:01:32 +00:00
steve 672aa61ae7 More robust use of precalculated expressions, and
Separate lookaside for written variables that can
 also be reused.
2005-09-17 01:01:00 +00:00
steve 19a1ae8d4f Preserve precalculated expressions when possible. 2005-09-15 02:50:13 +00:00
steve 14d79a655e Better reuse of IVL_EX_SELECT expressions. 2005-09-15 02:49:47 +00:00
steve 9fd16575d9 Support bool expressions and compares handle them optimally. 2005-09-14 02:53:13 +00:00
steve c39976fbf1 Generate code to handle real valued muxes. 2005-09-01 04:11:37 +00:00
steve dac11c2468 Handle synthesis of fully packed case statements. 2005-08-27 04:32:08 +00:00
steve 4a8be3db9c Implement bi-directional part selects. 2005-08-06 17:58:16 +00:00
steve 5bfdd52391 Handle functions with real values. 2005-07-13 04:52:31 +00:00
steve b9799cf6ec Remove NetVariable and ivl_variable_t structures. 2005-07-11 16:56:50 +00:00
steve 75ad90534b Generalize signals to carry types. 2005-07-07 16:22:49 +00:00
steve 66a579dd67 Handle signed display of unsigned signals. 2005-06-18 15:55:21 +00:00
steve 4cc421b3b7 Make functors know their own width. 2005-06-17 03:46:52 +00:00
steve 290c604c62 Fix bit offsets when processing lval concatenation. 2005-06-15 01:33:33 +00:00
steve cd14ee77ae Add the assign_v0_d instruction. 2005-06-14 01:44:09 +00:00
steve 2f7ec71a78 Support %force/link 2005-06-02 16:03:47 +00:00
steve 015d280c6a Handle assignments to part-select l-values. 2005-05-24 02:31:18 +00:00
steve 739a1839ed Do sign extension of structuran nets. 2005-05-24 01:44:27 +00:00
steve 82be4ab189 Detect bit selects that need special handling. 2005-05-17 20:55:42 +00:00
steve 5a2dd3393f Skip assign if index is invalid. 2005-05-09 00:38:12 +00:00
steve 7dd0d255a6 Add support for variable part select. 2005-05-08 23:40:14 +00:00
steve 48aa0f0075 Better handle assignment to bit/part select. 2005-05-07 03:16:31 +00:00
steve df271c9fa3 Link signals that are source of procedural continuous assign. 2005-05-01 22:04:12 +00:00
steve 365cfedd55 Update DFF support to new data flow. 2005-04-24 23:44:01 +00:00
steve 65c7ec00e7 Rework NetRamDq and IVL_LPM_RAM nodes. 2005-04-06 05:29:08 +00:00
steve d62661257a Generate the right coes for unconnected UDP port. 2005-04-04 05:29:53 +00:00
steve d8a456bd67 The indexed set can write a vector, not just a bit. 2005-03-22 05:18:34 +00:00
steve ca488dff4e Handle LPM shifts. 2005-03-19 06:23:49 +00:00
steve 23925b636e vvp.conf files are generated. 2005-03-18 02:57:23 +00:00
steve 53da6e9a33 Add support for LPM_UFUNC user defined functions. 2005-03-18 02:56:03 +00:00
steve f556452403 Handle function/task port vectors. 2005-03-12 23:45:33 +00:00
steve 1c5b4881d7 Handle case inequality in netlists. 2005-03-09 05:52:03 +00:00
steve 53af2949b4 Generate code for new form of memory ports. 2005-03-09 04:53:40 +00:00
steve 8e135a1020 Non blocking assign to memory words. 2005-03-06 17:07:48 +00:00
steve 0fb1fd36ee Handle memory words in l-value concatenations. 2005-03-05 05:47:42 +00:00
steve 85286cc086 Rearrange how memories are supported as vvp_vector4 arrays. 2005-03-03 04:33:10 +00:00
steve 2fcaac4060 Support constant part select writes to l-values, and large part select reads from signals. 2005-02-15 07:12:55 +00:00
steve 4051f7d986 Handle bitmux lvalues for constant r-values. 2005-02-14 05:00:11 +00:00
steve aaf35ab1a9 Handle bit selects in l-values to assignments. 2005-02-14 01:51:39 +00:00
steve 1d7235b4f1 Replace supply nets with wires connected to pullup/down supply devices. 2005-02-13 01:15:07 +00:00
steve d4eb4d38bc Implement a-b muxes as vector devices 2005-02-12 22:54:29 +00:00
steve eca4f4fa97 Draw C4 and C8 constants to account for strength. 2005-02-12 06:25:15 +00:00
steve 1979fca239 Get the C4 width right for undriven nexa. 2005-02-10 04:55:45 +00:00
steve ee5bb5fcaf Add the NetRepeat node, and code generator support. 2005-02-08 00:12:36 +00:00
steve e74127e1fc Support .concat with arbitrary input counts. 2005-02-04 05:13:57 +00:00
steve 97f83ffbe3 laborate reduction gates into LPM_RED_ nodes. 2005-02-03 04:56:20 +00:00
steve 7250337941 Integrate fixes from 0.8 branch. 2005-01-28 19:39:03 +00:00
steve 6be34bba4d Special handling of constant shift 0. 2005-01-28 05:37:48 +00:00
steve dfb7c7ba6f Remove the NetEBitSel and combine all bit/part select
behavior into the NetESelect node and IVL_EX_SELECT
 ivl_target expression type.
2005-01-24 05:28:30 +00:00
steve edeb9d8eca Part selects are done in the compiler, not here. 2005-01-24 05:08:02 +00:00
steve a4710f375e LPM_CMP_NE/EQ are vectored devices. 2005-01-22 16:22:13 +00:00
steve e28636776a Change case compare from logic to an LPM node. 2005-01-22 01:06:55 +00:00
steve bf6a5d0f50 Implement LPM_COMPARE nodes as two-input vector functors. 2005-01-16 04:20:32 +00:00
steve fcaaec0464 More robust input code generation for LPM_ADD. 2005-01-12 05:31:50 +00:00
steve 8c18c9152d More complete drawing of concat inputs. 2005-01-12 03:16:35 +00:00
steve 399dfe5c44 Handle concatenations with up to 16 inputs. 2005-01-10 01:42:59 +00:00
steve 9e94afe399 Use PartSelect/PV and VP to handle part selects through ports. 2005-01-09 20:16:00 +00:00
steve 83423c978b Generate code for the .concat functors, from NetConcat objects.
Generate C<> constants of correct widths for functor arguments.
2004-12-29 23:52:09 +00:00
steve e11ac0b1d8 Use %set/v to trigger events. 2004-12-18 18:53:26 +00:00
steve 59bac26f4f Implement release functionality. 2004-12-17 04:46:40 +00:00
steve ffedf32476 cassign and deassign handle concatenated l-values. 2004-12-11 05:43:30 +00:00
steve 65e9b6be12 Rework of internals to carry vectors through nexus instead
of single bits. Make the ivl, tgt-vvp and vvp initial changes
 down this path.
2004-12-11 02:31:25 +00:00
steve e4ae832153 Clean up spurious trailing white space. 2004-10-04 01:10:51 +00:00
steve e827f8f8c1 Cleanup and factoring of autoconf. 2004-09-27 22:34:10 +00:00
steve 965d928430 More carefull about eliding bufzs that carry strength. 2004-09-25 21:04:25 +00:00
steve 5e627c9adc Compile cleanup of C code. 2004-09-10 23:13:05 +00:00
steve a8ee786036 Relaxed width constraint on pad_expression output. 2004-09-10 00:14:31 +00:00
steve 491df9c327 Watch out for real compared to constant. Handle as real. 2004-06-30 03:07:32 +00:00
steve 3dbc07f34d Implement signed divide and signed right shift in nets. 2004-06-30 02:16:26 +00:00
steve 9ba1177a4d Generate signed modulus if appropriate. 2004-06-19 16:17:37 +00:00
steve b043445c80 Generate .cmp/eq nodes instead of sea of gates. 2004-06-16 23:33:42 +00:00
steve 896f1b0de1 Generate code for nb assign to reals. 2004-05-19 03:25:42 +00:00
steve 081a6a4088 Cleanup configure detection of win32. 2004-02-15 03:17:36 +00:00
steve 8188c4c690 Makefile cleanup. 2004-02-10 19:25:00 +00:00
steve a436bfc711 Include from current directory. 2004-01-28 23:54:10 +00:00
steve c2ab27541f Make sure I get ivl_target.h from this source. 2004-01-26 23:31:57 +00:00
steve d98720af4d Isolate configure from containing config.h 2004-01-20 21:00:47 +00:00
steve 8aca824c0f Further unify the configure.in scripts. 2004-01-15 20:52:32 +00:00
steve 59ac435c71 Fix various unsigned compare warnings. 2003-12-19 01:27:10 +00:00
steve ae3198b505 Install target gets vvp.conf that is built, not from srcdir. 2003-12-12 19:58:40 +00:00
steve df968687e4 Generate VVP_EXECUTABLE flag in conf files. 2003-12-07 19:28:43 +00:00
steve e56b77a43f Add support for wait on list of named events. 2003-12-03 02:46:23 +00:00
steve 12033d7bd4 Move the DLL= flag to target config files. 2003-11-13 05:55:33 +00:00
steve 435f06bd21 ivl -F and -t flags are onpassed throught the -C file. 2003-11-13 03:10:37 +00:00
steve c5f7e7837b Start the vvp target config files. 2003-11-01 04:22:50 +00:00
steve 5496a38499 vvp_signal_label does not return a unique string. 2003-10-25 02:07:57 +00:00
steve a461a76bd5 Emit .event inputs before the .event statement. 2003-10-09 23:45:03 +00:00
steve 3190eda414 Slightly more efficient unary minus. 2003-10-01 17:44:20 +00:00
steve 2970b3c39b Clear expression lookaside after true cause of ternary. 2003-09-24 20:46:20 +00:00
steve cee34f8a8a Support time0 resolution of combinational threads. 2003-09-04 20:28:05 +00:00
steve 64d795c53a Preserve variable ranges all the way to the vpi. 2003-08-22 23:14:26 +00:00
steve 6b7879c0b0 Ignore autom4te.cache files. 2003-08-10 00:41:26 +00:00
steve 5e326cd90e Subtract from constant values. 2003-08-03 03:53:38 +00:00
steve d653a7e88d Add support for triand and trior. 2003-07-30 01:13:28 +00:00
steve d4b7c835de All the threads of a named fork go into sub-scope. 2003-07-29 05:12:10 +00:00
steve bfe31e22bf Start handling pad of expressions in code generators. 2003-07-26 03:34:42 +00:00
steve 01b858ef13 Wider thread vector limit. 2003-07-03 17:44:10 +00:00
steve 71a404a546 Add arithmetic shift operators. 2003-06-18 03:55:18 +00:00
steve 96ca885aca Remove short int restrictions from vvp opcodes. 2003-06-17 19:17:42 +00:00
steve 4da0cc4c8c Fix fprintf warning. 2003-06-16 22:14:15 +00:00
steve 1b0408ac8f More efficient code for ternary expressions. 2003-06-15 22:49:32 +00:00
steve 2f6826247a Sign extend signed vectors. 2003-06-14 22:18:54 +00:00
steve b43c543455 Handle assign of real to vector. 2003-06-13 19:10:20 +00:00
steve 0c7a5874d4 Proper pad of signed constants. 2003-06-11 02:23:45 +00:00
steve a4d69e08da Better width testing for thread vector allocation. 2003-06-05 04:18:50 +00:00
steve 8cfef65bd8 Implement acc_fetch_defname and its infrastructure in vvp. 2003-05-29 02:21:45 +00:00
steve 4b20ffc829 Use set/x0/x if the target vector is too wide for set/x0. 2003-05-26 04:45:37 +00:00
steve 6e5b7e4a41 Add % in real expressions. 2003-05-25 02:50:08 +00:00
steve cd7a313f56 Account for nested fork scopes in disable. 2003-05-17 04:38:19 +00:00
steve 8126bdd384 Use fopen64 to open output file. 2003-05-16 03:22:52 +00:00
steve 2a29c4fd62 Support real expressions in case statements. 2003-05-14 05:26:41 +00:00
steve 3bd08e6212 Allow primitives to hvae unconnected input ports. 2003-05-13 01:56:15 +00:00
steve 2a93dc00f6 Proper width handling of || expressions. 2003-05-10 02:38:49 +00:00
steve d5642e6bdf Preserve user specifiec CFLAGS/CPPFLAGS. 2003-04-23 05:27:44 +00:00
steve 3aa3d03397 Fix word register leak. 2003-04-23 02:22:47 +00:00
steve f1cc9d865b Support event names as expressions elements. 2003-04-22 04:48:29 +00:00
steve 3b17456254 Properly pass $signed(signal) to tasks. 2003-04-12 23:25:20 +00:00
steve 5d1d99a89f Handle signed magnitude compare all the
way through to the vvp code generator.
2003-04-11 05:18:08 +00:00
steve 4b543de7f9 Add support for division of real operands. 2003-03-28 02:33:56 +00:00
steve f354c43941 Use hash code for scope labels. 2003-03-25 02:15:48 +00:00
steve 06d5c8135c Allow real-valued vpi functions to have arguments. 2003-03-15 04:45:18 +00:00
steve 8188e8f3bf Use %p name for all LPM functors. 2003-03-13 06:07:11 +00:00
steve 1222153cdf Keep parameter constants for the ivl_target API. 2003-03-10 23:40:53 +00:00
steve 6474c5c9f4 Excess precision breaks some targets. 2003-03-08 01:04:01 +00:00
steve 5adf99059d Handle general $function arguments as expresions. 2003-03-07 02:43:32 +00:00
steve 0bf901e9bb Use number for event labels. 2003-03-06 01:17:46 +00:00
steve 17ec5d7891 Use numbers for functor labels. 2003-03-06 00:27:09 +00:00
steve 76a77fdd36 Printed nexus names need not use ivl_nexus_name. 2003-03-03 23:05:49 +00:00
steve 679c9c5bfe Only give scope basename to .scope directives. 2003-03-03 01:48:41 +00:00
steve 970c4950f4 Merge vpi_call and vpi_func draw functions. 2003-02-28 20:21:13 +00:00
steve feee40603c Makefile cleanups to better support concurrent make. 2003-02-27 22:13:22 +00:00
steve 514bb4a6a9 Handle assign of real values to vectors. 2003-02-27 20:38:12 +00:00
steve e6eded243e Eliminate use of ivl_lpm_name function. 2003-02-25 03:40:45 +00:00
steve 7638ec05e7 Handle real value subtract and comparisons. 2003-02-07 02:46:16 +00:00
steve ce489d8d84 Allow $display of $simtime. 2003-02-03 01:09:20 +00:00
steve de4c73abcb Deliver residual bits of real value. 2003-01-28 04:15:50 +00:00
steve 04ada23119 Support in various contexts the $realtime
system task.
2003-01-27 00:14:37 +00:00
steve 46253ed873 Rework expression parsing and elaboration to
accommodate real/realtime values and expressions.
2003-01-26 21:15:58 +00:00
steve c2070777b2 The $time system task returns the integer time
scaled to the local units. Change the internal
 implementation of vpiSystemTime the $time functions
 to properly account for this. Also add $simtime
 to get the simulation time.
2002-12-21 00:55:57 +00:00
steve 42b34c2ce6 Evaluate shift index after shift operand because
the chift operand may use the index register itself.
2002-12-20 01:11:14 +00:00
steve 6fbfdd8f3f Keep bit select subexpression width if it is constant. 2002-12-19 23:11:29 +00:00
steve 8e30bc9f9e Careful of left operands to shift that are constant. 2002-11-22 00:01:50 +00:00
steve 03afbf157b %set/x0 instruction to support bounds checking. 2002-11-21 22:43:13 +00:00
steve 00b2d467e4 Allow right values of right shift to shift in. 2002-11-21 22:42:48 +00:00
steve 2fafe6866f Better handling of select width of shifters. 2002-11-21 18:08:09 +00:00
steve 91580d1fcc Generate unique labels for force functors. 2002-11-17 18:31:09 +00:00
steve 07e49e215e Use the vectorized %assign where appropriate. 2002-11-08 05:00:31 +00:00
steve db899bd1b5 Use Vector %set to set constants in variables. 2002-11-07 05:19:55 +00:00
steve c6dcc38fe0 Vectorize load from REG variables. 2002-11-07 03:12:17 +00:00
steve 46ee38b466 Concatenation can evaluate sub-expressions in place. 2002-11-06 05:41:37 +00:00
steve b4e8ea5a0c Install shared objects as programs, not data. 2002-11-05 02:14:41 +00:00
steve 32f1ca6f8b draw lpm ff with aset_expr taken into account. 2002-10-23 04:39:35 +00:00
steve fbee1b424d Properly set or clear expression lookaside for binary expressions. 2002-10-20 02:55:37 +00:00
steve 703ad04067 Allow expression lookaside map to spam statements. 2002-09-27 20:24:42 +00:00
steve 778e96330d Add thread expression lookaside map. 2002-09-27 16:33:34 +00:00
steve 166621bcb3 Generate vvp code for asynch set/reset of NetFF. 2002-09-26 03:18:04 +00:00
steve 6f23fa61ac Allow results in register bits 47 in certain cases. 2002-09-24 04:20:32 +00:00
steve 3d3116d48b Add support for binary NOR operator. 2002-09-18 04:29:55 +00:00
steve 5d6567cb02 Generate vvp code for structural flip-flops. 2002-09-17 05:37:45 +00:00
steve fb0383d2bd single bit optimization for != in expressions,
and expand ++ and != results if needed.
2002-09-13 04:09:51 +00:00
steve 28725d0d74 Optimize ==1 when in context where x vs z doesnt matter. 2002-09-13 03:12:50 +00:00
steve dac99b9374 Add support for binary nand operator. 2002-09-12 15:49:43 +00:00
steve 0a2a9dcd94 Fix leaking vthread bits in ?: eval. 2002-09-01 01:42:34 +00:00
steve c9b4b66af2 Watch for x indices in l-value of non-blocking assignments. 2002-09-01 00:19:35 +00:00
steve 7b6678b2a1 Fix reverse bit ordered bit select in continuous assignment. 2002-08-31 03:48:50 +00:00
steve e79f62c5fa Generate x out for x select on wide muxes. 2002-08-29 03:04:01 +00:00
steve cbca31555d Add the %subi instruction, and use it where possible. 2002-08-28 18:38:07 +00:00
steve d5aa700b4b Generate %load/nx for indexed load of nets. 2002-08-28 17:15:35 +00:00
steve aa390f2a91 Fix l-value indexing of memories and vectors so that
an unknown (x) index causes so cell to be addresses.

 Fix tangling of label identifiers in the fork-join
 code generator.
2002-08-27 05:39:57 +00:00
steve 985c34bfd9 Fix behavioral eval of x?a:b expressions. 2002-08-22 03:38:40 +00:00
steve 8ab2ec6f86 Allow release to handle removal of target net. 2002-08-19 00:06:11 +00:00
steve 52bf4e613f conditional ident string using autoconfig. 2002-08-12 01:34:58 +00:00
steve 774f78cd3e Autoconfig ident support. 2002-08-12 00:27:10 +00:00
steve aca1dcf848 Add missing Log and Ident strings. 2002-08-11 23:47:04 +00:00
steve cc74d2a6b0 Add force to nets. 2002-08-07 00:54:39 +00:00
steve 693e9e5ad0 Store only the base name of memories. 2002-08-05 04:18:45 +00:00
steve 89314d4772 Do not use hierarchical names of memories to
generate vvp labels. -tdll target does not
 used hierarchical name string to look up the
 memory objects in the design.
2002-08-04 18:28:14 +00:00
steve 41f7ecacfc Eliminate use of ivl_signal_name for signal labels. 2002-08-03 22:30:48 +00:00
steve 15becdaee4 Need driver for sure in assign feedback and other cases. 2002-07-18 02:06:37 +00:00
steve 18ba73382e Fix check for select size. 2002-07-16 03:15:11 +00:00
steve 31bd3e6056 Use all bits of ?: condit expression. 2002-07-12 18:10:45 +00:00
steve 472f98affe Generate code for wide muxes. 2002-07-08 04:04:07 +00:00
steve 301040a67a Avoid emitting to vvp local net symbols. 2002-07-05 21:26:17 +00:00
steve 3595b6d186 Carry can propagate to the otp in addi. 2002-07-01 00:52:47 +00:00
steve 5eca5d9948 Carry integerness throughout the compilation. 2002-06-21 04:59:35 +00:00
steve 24a2487c18 Generate %cmpi/u where appropriate. 2002-06-02 18:57:17 +00:00
steve cba5a22714 Generate %muli instructions when possible. 2002-05-31 20:04:57 +00:00
steve 95876feb46 Use addi with wide immediate values. 2002-05-30 01:57:23 +00:00
steve b6b364a09d Add %addi, which is faster to simulate. 2002-05-29 16:29:34 +00:00
steve 422754f36f Support carrying the scope of named begin-end
blocks down to the code generator, and have
 the vvp code generator use that to support disable.
2002-05-27 00:08:45 +00:00
steve e70e04d6e8 Handle x case of unary ! properly. 2002-05-07 03:49:58 +00:00
steve 4a7e14786c Tail size was wrong. 2002-04-23 05:18:05 +00:00
steve 1ddb736f4c Handle bitsel muxes of odd shaped outputs. 2002-04-23 05:06:31 +00:00
steve 9ef49379f4 Add support for non-constant bit select. 2002-04-23 03:53:59 +00:00
steve 96213fe0ac Keep delays applied to BUFZ devices. 2002-04-22 03:15:25 +00:00
steve d482da4803 Reduce the while loop expression if needed. 2002-04-22 02:41:30 +00:00
steve 5882c6a481 Redo handling of assignment internal delays.
Leave it possible for them to be calculated
 at run time.
2002-04-21 22:31:02 +00:00
steve f03ec88c2a Handle empty true case of conditional statements. 2002-04-14 19:19:21 +00:00
steve eb27dc8db3 Support signed integer division. 2002-04-14 18:41:34 +00:00
steve 84bf0cee59 Vector constants to vpi_call can have sign. 2002-04-14 03:54:40 +00:00
steve 3275d1f252 Support signed expressions through to VPI. 2002-04-14 02:56:19 +00:00
steve 7349a6beaf Generate port information in the .ufunc statement. 2002-03-18 00:18:50 +00:00
steve b7c2bd4f72 Add the NetUserFunc netlist node. 2002-03-09 02:10:22 +00:00
steve aa16e82102 Fix parameter bit select check for magic constants. 2002-02-03 05:53:00 +00:00
steve 364ffc9024 Add support for bit select of parameters.
This leads to a NetESelect node and the
 vvp code generator to support that.
2002-01-28 00:52:41 +00:00
steve 02f5ccd5d9 Handle constants with drive strength z 2002-01-12 17:49:41 +00:00
steve 361d4f2147 Drive strengths for continuous assignments. 2002-01-12 04:03:39 +00:00
steve 5840368f2d Handle certain special cases of stime. 2002-01-11 05:23:05 +00:00
steve 6be3be0f16 Constant values have drive strengths. 2002-01-06 03:15:43 +00:00
steve dd79885f6d Add structural modulus support down to vvp. 2002-01-03 04:19:01 +00:00
steve a5400d7212 Support all 3 TRI net types. 2001-12-15 02:13:33 +00:00
steve cd1524e6ca Generate notif functors. 2001-12-14 06:03:34 +00:00
steve 4dd5f97a96 Parse and handle drive strengths of gates to vvp. 2001-12-14 02:05:13 +00:00
steve ec4f8c80d5 Support functor delays for gates and UDP devices.
(Stephan Boettcher)
2001-12-06 03:31:24 +00:00
steve 2d3e85d941 Make sure fork labels are globally unique. 2001-12-05 05:41:20 +00:00