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Merge remote-tracking branch 'origin/master' into eddie/xilinx_srl

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Eddie Hung 2019-08-28 09:21:03 -07:00
commit ba5d81c7f1
27 changed files with 1429 additions and 338 deletions
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@ -26,6 +26,11 @@ Yosys 0.9 .. Yosys 0.9-dev
- Added automatic gzip compression (based on filename extension) for backends
- Improve attribute and parameter encoding in JSON to avoid ambiguities between
bit vectors and strings containing [01xz]*
- Added "clkbufmap" pass
- Added "synth_xilinx -family xc6s" for Spartan 6 support (experimental)
- Added "synth_xilinx -ise" (experimental)
- Added "synth_xilinx -iopad"
- "synth_xilinx" now automatically inserts clock buffers (add -noclkbuf to disable)
- Improvements in pmgen: subpattern and recursive matches
- Added "opt_share" pass, run as part of "opt -full"
- Added "ice40_wrapcarry" to encapsulate SB_LUT+SB_CARRY pairs for techmapping