From 5a63c197477d59567424faab3b56329c426394b9 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Wed, 15 Jan 2020 13:14:48 -0800 Subject: [PATCH] abc9_ops: -write_box is empty, output a dummy box to prevent ABC error --- passes/techmap/abc9_exe.cc | 3 +-- passes/techmap/abc9_ops.cc | 3 +++ techlibs/common/Makefile.inc | 1 - techlibs/common/dummy.box | 1 - 4 files changed, 4 insertions(+), 4 deletions(-) delete mode 100644 techlibs/common/dummy.box diff --git a/passes/techmap/abc9_exe.cc b/passes/techmap/abc9_exe.cc index a2acfac91..484964ddf 100644 --- a/passes/techmap/abc9_exe.cc +++ b/passes/techmap/abc9_exe.cc @@ -510,9 +510,8 @@ struct Abc9ExePass : public Pass { } } - // ABC expects a box file for XAIG if (box_file.empty()) - box_file = "+/dummy.box"; + log_cmd_error("abc9_exe '-box' option is mandatory.\n"); rewrite_filename(box_file); if (!box_file.empty() && !is_absolute_path(box_file) && box_file[0] != '+') diff --git a/passes/techmap/abc9_ops.cc b/passes/techmap/abc9_ops.cc index fd2759ae5..13340f311 100644 --- a/passes/techmap/abc9_ops.cc +++ b/passes/techmap/abc9_ops.cc @@ -569,6 +569,9 @@ void write_box(RTLIL::Module *module, const std::string &src, const std::string module->attributes.erase(it); } + if (ofs.tellp() == 0) + ofs << "(dummy) 1 0 0 0"; + ofs.close(); } diff --git a/techlibs/common/Makefile.inc b/techlibs/common/Makefile.inc index a42f63128..42f1068ad 100644 --- a/techlibs/common/Makefile.inc +++ b/techlibs/common/Makefile.inc @@ -29,4 +29,3 @@ $(eval $(call add_share_file,share,techlibs/common/gate2lut.v)) $(eval $(call add_share_file,share,techlibs/common/cmp2lut.v)) $(eval $(call add_share_file,share,techlibs/common/cells.lib)) $(eval $(call add_share_file,share,techlibs/common/mul2dsp.v)) -$(eval $(call add_share_file,share,techlibs/common/dummy.box)) diff --git a/techlibs/common/dummy.box b/techlibs/common/dummy.box deleted file mode 100644 index 0c18070a0..000000000 --- a/techlibs/common/dummy.box +++ /dev/null @@ -1 +0,0 @@ -(dummy) 1 0 0 0 -- 2.30.2