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| author | Vamsi K Vytla <vamsi.vytla@gmail.com> | 2020-04-27 09:44:24 -0700 |
|---|---|---|
| committer | Vamsi K Vytla <vamsi.vytla@gmail.com> | 2020-04-27 09:44:24 -0700 |
| commit | 5f9cd2e2f6cdea9f00cb5a042c7fe472fb54ef4c (patch) | |
| tree | 4a8694391c20cf6e6a8623f6e9fdc7c6daee3297 /backends/ilang | |
| parent | 3eb24809a1d80f4b7015e6f8b1458e300727c244 (diff) | |
| download | yosys-5f9cd2e2f6cdea9f00cb5a042c7fe472fb54ef4c.tar.gz yosys-5f9cd2e2f6cdea9f00cb5a042c7fe472fb54ef4c.tar.bz2 yosys-5f9cd2e2f6cdea9f00cb5a042c7fe472fb54ef4c.zip | |
Preserve 'signed'-ness of a verilog wire through RTLIL
As per suggestion made in https://github.com/YosysHQ/yosys/pull/1987, now:
RTLIL::wire holds an is_signed field.
This is exported in JSON backend
This is exported via dump_rtlil command
This is read in via ilang_parser
Diffstat (limited to 'backends/ilang')
| -rw-r--r-- | backends/ilang/ilang_backend.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/backends/ilang/ilang_backend.cc b/backends/ilang/ilang_backend.cc index 6e3882d2d..3a418de3c 100644 --- a/backends/ilang/ilang_backend.cc +++ b/backends/ilang/ilang_backend.cc @@ -131,6 +131,8 @@ void ILANG_BACKEND::dump_wire(std::ostream &f, std::string indent, const RTLIL:: f << stringf("output %d ", wire->port_id); if (wire->port_input && wire->port_output) f << stringf("inout %d ", wire->port_id); + if (wire->is_signed) + f << stringf("signed "); f << stringf("%s\n", wire->name.c_str()); } |