Clifford Wolf
0e371109b0
Merge pull request #818 from YosysHQ/clifford/dffsrfix
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Fix opt_rmdff handling of $_DFFSR_???_ and $_DLATCHSR_???_, fixes #816
2019-02-21 18:58:44 +01:00
Clifford Wolf
03aa3541ae
Merge pull request #786 from YosysHQ/pmgen
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Pattern Matcher Generator and iCE40 DSP Mapper
2019-02-21 18:56:01 +01:00
Clifford Wolf
893194689d
Fix typo in passes/pmgen/README.md
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 18:50:02 +01:00
Clifford Wolf
310b0a0ffa
Merge pull request #821 from eddiehung/dff_init
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Revert "Add -B option to autotest.sh to append to backend_opts"
2019-02-21 18:46:58 +01:00
Clifford Wolf
23148ffae1
Fixes related to handling of autowires and upto-ranges, fixes #814
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 18:40:11 +01:00
Eddie Hung
8e789da74c
Revert "Add -B option to autotest.sh to append to backend_opts"
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This reverts commit 281f2aadca
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2019-02-21 09:22:29 -08:00
Clifford Wolf
974927adcf
Fix handling of expression width in $past, fixes #810
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 17:55:33 +01:00
Clifford Wolf
28fba903c5
Fix segfault in printing of some internal error messages
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 17:40:52 +01:00
Clifford Wolf
0a6588569b
Rename "yosys -U" to "yosys -P" to avoid confusion about "undefine"
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 15:51:59 +01:00
Clifford Wolf
953e0bf88d
Rename "yosys -D" to "yosys -U", add "yosys -D" with expected behavior
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 14:27:46 +01:00
Clifford Wolf
2da4c9c8f0
Fix opt_rmdff handling of $_DFFSR_???_ and $_DLATCHSR_???_, fixes #816
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 13:49:45 +01:00
Clifford Wolf
2fe1c830eb
Bugfix in ice40_dsp
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-21 13:28:46 +01:00
Eddie Hung
31fea5eb33
Merge pull request #817 from eddiehung/dff_init
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Cleanup #805
2019-02-20 17:26:56 -08:00
Eddie Hung
4035ec8933
Remove simple_defparam tests
2019-02-20 15:45:45 -08:00
Clifford Wolf
84999a7e68
Add ice40 test_dsp_map test case generator
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-20 17:18:59 +01:00
Clifford Wolf
218e9051bb
Add "synth_ice40 -dsp"
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-20 16:42:27 +01:00
Clifford Wolf
246391200e
Add FF support to wreduce
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-20 16:36:42 +01:00
Clifford Wolf
7bf4e4a185
Improve iCE40 SB_MAC16 model
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-20 12:55:20 +01:00
Clifford Wolf
dca65d83a0
Detect and reject cases that do not map well to iCE40 DSPs (yet)
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-20 11:18:19 +01:00
Jim Lawson
5c4a72c43e
Fix normal (non-array) hierarchy -auto-top.
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Add simple test.
2019-02-19 14:35:15 -08:00
Eddie Hung
2a8e5bf953
Merge pull request #805 from eddiehung/dff_init
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write_verilog to write initial statement for initial flop state
2019-02-19 12:32:40 -08:00
David Shah
bb56cb738d
ecp5: Add DDRDLLA
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Signed-off-by: David Shah <davey1576@gmail.com>
2019-02-19 19:34:37 +00:00
David Shah
c36f15b489
ecp5: Add DELAYF/DELAYG blackboxes
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Signed-off-by: David Shah <davey1576@gmail.com>
2019-02-19 14:10:43 +00:00
Clifford Wolf
62493c91b2
Add first draft of functional SB_MAC16 model
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-19 14:47:27 +01:00
Eddie Hung
11480b4fa3
Instead of INIT param on cells, use initial statement with hier ref as
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per @cliffordwolf
2019-02-17 12:18:12 -08:00
Eddie Hung
3d3353e020
Revert "Add INIT parameter to all ff/latch cells"
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This reverts commit 742b4e01b4
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2019-02-17 12:11:52 -08:00
Eddie Hung
17cd5f759f
Merge https://github.com/YosysHQ/yosys into dff_init
2019-02-17 11:49:06 -08:00
Clifford Wolf
5a853ed46c
Add actual DSP inference to ice40_dsp pass
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-17 15:35:48 +01:00
Clifford Wolf
c06c062469
Merge branch 'master' of github.com:YosysHQ/yosys into pmgen
2019-02-17 12:10:19 +01:00
Clifford Wolf
e45f62b0c5
Merge pull request #811 from ucb-bar/firrtlfixes
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Update cells supported for verilog to FIRRTL conversion.
2019-02-17 11:39:14 +01:00
Jim Lawson
c245041bfe
Removed unused variables, functions.
2019-02-15 12:00:28 -08:00
Jim Lawson
34153adef4
Append (instead of over-writing) EXTRA_FLAGS
2019-02-15 11:56:51 -08:00
Jim Lawson
5c504c5ae6
Define basic_cell_type() function and use it to derive the cell type for array references (instead of duplicating the code).
2019-02-15 11:31:37 -08:00
Jim Lawson
fc1c9aa11f
Update cells supported for verilog to FIRRTL conversion.
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Issue warning messages for missing parameterized modules and attempts to set initial values.
Replace simple "if (cell-type)" with "else if" chain.
Fix FIRRTL shift handling.
Add support for parameterized modules, $shift, $shiftx.
Handle default output file.
Deal with no top module.
Automatically run pmuxtree pass.
Allow EXTRA_FLAGS and SEED parameters to be set in the environment for tests/tools/autotest.mk.
Support FIRRTL regression testing in tests/tools/autotest.sh
Add xfirrtl files to test directories to exclude files from FIRRTL regression tests that are known to fail.
2019-02-15 11:14:17 -08:00
Clifford Wolf
807b3c7697
Fix sign handling of real constants
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Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-13 12:36:47 +01:00
David Shah
e0bc190879
ecp5: Add ECLKSYNCB blackbox
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Signed-off-by: David Shah <dave@ds0.me>
2019-02-13 11:23:25 +00:00
Clifford Wolf
1f2548a564
Merge pull request #802 from whitequark/write_verilog_async_mem_ports
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write_verilog: correctly emit asynchronous transparent ports
2019-02-12 14:41:34 +01:00
Clifford Wolf
b9f6ed40b6
Merge pull request #806 from daveshah1/fsm_opt_no_reset
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fsm_opt: Fix runtime error for FSMs without a reset state
2019-02-12 14:39:39 +01:00
David Shah
7913baedd8
ecp5: Full set of IO-related blackboxes
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Signed-off-by: David Shah <dave@ds0.me>
2019-02-12 12:04:41 +00:00
David Shah
a4515712cb
fsm_opt: Fix runtime error for FSMs without a reset state
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Signed-off-by: David Shah <dave@ds0.me>
2019-02-07 10:35:36 +00:00
Eddie Hung
e8f4dc739c
Cope WIDTH of ff/latch cells is default of zero
2019-02-06 15:51:12 -08:00
Eddie Hung
20ca795b87
Remove check for cell->name[0] == '$'
2019-02-06 14:53:40 -08:00
Eddie Hung
c373640a3a
Refactor
2019-02-06 14:28:44 -08:00
Eddie Hung
8241db6960
write_verilog to cope with init attr on q when -noexpr
2019-02-06 14:17:09 -08:00
Eddie Hung
742b4e01b4
Add INIT parameter to all ff/latch cells
2019-02-06 14:16:26 -08:00
Eddie Hung
115883f467
Add tests for simple cases using defparam
2019-02-06 14:15:17 -08:00
Eddie Hung
281f2aadca
Add -B option to autotest.sh to append to backend_opts
2019-02-06 14:14:55 -08:00
Eddie Hung
03cf1532a7
Extend testcase
2019-02-06 14:02:11 -08:00
David Shah
95789c6136
ecp5: Use abc -dress
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Signed-off-by: David Shah <davey1576@gmail.com>
2019-02-06 22:23:13 +01:00
David Shah
58c22dae31
abc: Improved recovered netnames, also preserve src on nets with dress
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Signed-off-by: David Shah <davey1576@gmail.com>
2019-02-06 22:23:13 +01:00