9d2dd782c0
Get offsets right for non-zero and reversed part selects.
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Signed-off-by: Stephen Williams <steve@icarus.com>
2007-06-15 16:59:24 -07:00
c7d97f4146
Properly evaluate scope path expressions.
2007-06-02 03:42:12 +00:00
ddd36ecb6c
Rework the heirarchical identifier parse syntax and pform
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to handle more general combinations of heirarch and bit selects.
2007-05-24 04:07:11 +00:00
0168502bbb
Get offsets into indexed part selects correct.
2007-04-01 05:28:26 +00:00
9e21880cdc
Handle part select of array words.
2007-03-26 19:23:13 +00:00
32fb919b00
Replace some asserts with ivl_asserts.
2007-03-14 05:06:49 +00:00
ae88f5cc68
Lint fixes.
2007-03-07 00:38:15 +00:00
760f2182ba
Support signed function return values.
2007-03-06 05:22:49 +00:00
b21390b228
Better error message when operating on array.
2007-03-02 01:55:36 +00:00
ca9da51a79
Precalculate constant power expressions, and constant function arguments.
2007-01-19 05:42:40 +00:00
91d84e7dc7
Major rework of array handling. Memories are replaced with the
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more general concept of arrays. The NetMemory and NetEMemory
classes are removed from the ivl core program, and the IVL_LPM_RAM
lpm type is removed from the ivl_target API.
2007-01-16 05:44:14 +00:00
34b5a31ff4
Add test_width methods for PETernary and PEString.
2006-11-10 04:54:26 +00:00
c339dc4bbc
Remove last bits of relax_width methods, and use test_width
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to calculate the width of an r-value expression that may
contain unsized numbers.
2006-11-04 06:19:24 +00:00
2302693201
Expression widths with unsized literals are pseudo-infinite width.
2006-10-30 05:44:49 +00:00
2a8b960b06
More detailed internal error message.
2006-10-15 03:25:57 +00:00
69cd007a71
Support real valued specify delays, properly scaled.
2006-10-03 05:06:00 +00:00
d6be82f748
Support selective control of specify and xtypes features.
2006-09-28 04:35:18 +00:00
7e3ea2ffe8
Allow specparams as constants in expressions.
2006-09-28 00:29:49 +00:00
92cb1d4e2d
Use elab_and_eval for bit select expressions.
2006-09-19 23:00:15 +00:00
50800fd3a1
Add support for real valued modulus.
2006-08-09 05:19:08 +00:00
49b65e86fe
Add support for power in constant expressions.
2006-07-31 03:50:17 +00:00
aab6fefd8a
Fix context determined with of constants.
2006-07-07 04:06:37 +00:00
71faebd6df
Make elaborate_expr methods aware of the width that the context
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requires of it. In the process, fix sizing of the width of unary
minus is context determined sizes.
2006-06-02 04:48:49 +00:00
53ae1f29c9
Fix broken subtraction of small constants.
2006-06-01 03:54:51 +00:00
fc5cf55400
Use elab_and_eval to evaluate genvar expressions.
2006-04-12 05:05:03 +00:00
d434dd7296
Allow part selects of memory words in l-values.
2006-02-02 02:43:57 +00:00
908955c72c
Handle bit select of parameter with ranges.
2005-11-27 05:56:20 +00:00
b416ae047b
Fix compile warning.
2005-11-14 22:11:52 +00:00
c02b3b8ac6
Reorganize signal part select handling, and add support for
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indexed part selects.
Expand expression constant propagation to eliminate extra
sums in certain cases.
2005-11-10 13:28:11 +00:00
a652719876
Add support for indexed select attached to parameters.
2005-10-04 04:09:25 +00:00
be73be8c98
Spelling patches from Larry.
2005-09-19 21:45:35 +00:00
9fd16575d9
Support bool expressions and compares handle them optimally.
2005-09-14 02:53:13 +00:00
4902c222fb
Check operand types for compatibility.
2005-09-01 04:10:47 +00:00
b9799cf6ec
Remove NetVariable and ivl_variable_t structures.
2005-07-11 16:56:50 +00:00
dfb7c7ba6f
Remove the NetEBitSel and combine all bit/part select
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behavior into the NetESelect node and IVL_EX_SELECT
ivl_target expression type.
2005-01-24 05:28:30 +00:00
65e9b6be12
Rework of internals to carry vectors through nexus instead
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of single bits. Make the ivl, tgt-vvp and vvp initial changes
down this path.
2004-12-11 02:31:25 +00:00
e4ae832153
Clean up spurious trailing white space.
2004-10-04 01:10:51 +00:00
7f67afe9d5
Add support for $unsigned.
2004-08-28 15:42:11 +00:00
49366d1334
Add the $is_signed function.
2004-08-26 03:51:51 +00:00
b3529d8593
Help system function signedness survive elaboration.
2004-06-17 16:06:18 +00:00
dd69872266
Special case for unary - of real literal.
2004-06-04 23:34:15 +00:00
5472b27e1f
Rewire/generalize parsing an elaboration of
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function return values to allow for better
speed and more type support.
2004-05-31 23:34:36 +00:00
a0ed5e9e29
Separate out the lookup_sys_func table, for eventual
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support for function type tables.
Remove ipal compile flags.
2004-03-09 04:29:42 +00:00
1295058e5d
parameter keys are per_strings.
2004-02-20 06:22:56 +00:00
de7f87853d
Generate error when missing concatenation operands.
2004-01-21 04:57:40 +00:00
e9f1fd012c
Put parameter name in NetEConstParam, not scope.
2003-10-09 16:52:52 +00:00
da7956a797
Fix name search in elab_lval.
2003-09-19 03:30:04 +00:00
21ff80075a
Various warnings fixed.
2003-06-24 01:38:02 +00:00
71a404a546
Add arithmetic shift operators.
2003-06-18 03:55:18 +00:00
6827aef285
PR735: bit select indices are signed constants.
2003-06-10 04:29:57 +00:00
Stephen Williams
steve