Migrate build system to CMake

See #5895 for details.

This commit does not include CI or documentation changes.

passes/opt/.gitignore

@@ -1 +0,0 @@
-/peepopt*_pm.h

passes/opt/CMakeLists.txt

@@ -0,0 +1,96 @@
+add_subdirectory(opt_clean)
+
+yosys_pass(opt_merge
+	opt_merge.cc
+)
+yosys_pass(opt_mem_widen
+	opt_mem_widen.cc
+)
+yosys_pass(opt_muxtree
+	opt_muxtree.cc
+)
+yosys_pass(opt_reduce
+	opt_reduce.cc
+)
+yosys_pass(opt_dff
+	opt_dff.cc
+	REQUIRES
+		simplemap
+)
+yosys_pass(opt_share
+	opt_share.cc
+)
+yosys_pass(opt_expr
+	opt_expr.cc
+)
+yosys_pass(opt_hier
+	opt_hier.cc
+)
+yosys_pass(opt
+	opt.cc
+	REQUIRES
+		opt_clean
+		opt_dff
+		opt_expr
+		opt_hier
+		opt_merge
+		opt_muxtree
+		opt_reduce
+		opt_share
+)
+
+yosys_pass(opt_mem
+	opt_mem.cc
+)
+yosys_pass(opt_mem_feedback
+	opt_mem_feedback.cc
+)
+yosys_pass(opt_mem_priority
+	opt_mem_priority.cc
+)
+
+yosys_pass(share
+	share.cc
+)
+yosys_pass(wreduce
+	wreduce.cc
+)
+yosys_pass(opt_demorgan
+	opt_demorgan.cc
+)
+yosys_pass(rmports
+	rmports.cc
+)
+yosys_pass(opt_lut
+	opt_lut.cc
+)
+yosys_pass(opt_lut_ins
+	opt_lut_ins.cc
+)
+yosys_pass(opt_ffinv
+	opt_ffinv.cc
+)
+yosys_pass(pmux2shiftx
+	pmux2shiftx.cc
+)
+yosys_pass(muxpack
+	muxpack.cc
+)
+yosys_pass(opt_balance_tree
+	opt_balance_tree.cc
+)
+
+pmgen_command(peepopt
+	peepopt_shiftmul_right.pmg
+	peepopt_shiftmul_left.pmg
+	peepopt_shiftadd.pmg
+	peepopt_muldiv.pmg
+	peepopt_muldiv_c.pmg
+	peepopt_formal_clockgateff.pmg
+	PREFIX
+		peepopt
+)
+yosys_pass(peepopt
+	peepopt.cc
+	${PMGEN_peepopt_OUTPUT}
+)

passes/opt/Makefile.inc

@@ -1,43 +0,0 @@
-
-OBJS += passes/opt/opt.o
-OBJS += passes/opt/opt_merge.o
-OBJS += passes/opt/opt_mem.o
-OBJS += passes/opt/opt_mem_feedback.o
-OBJS += passes/opt/opt_mem_priority.o
-OBJS += passes/opt/opt_mem_widen.o
-OBJS += passes/opt/opt_muxtree.o
-OBJS += passes/opt/opt_reduce.o
-OBJS += passes/opt/opt_dff.o
-OBJS += passes/opt/opt_share.o
-OBJS += passes/opt/opt_expr.o
-OBJS += passes/opt/opt_hier.o
-
-ifneq ($(SMALL),1)
-OBJS += passes/opt/share.o
-OBJS += passes/opt/wreduce.o
-OBJS += passes/opt/opt_demorgan.o
-OBJS += passes/opt/rmports.o
-OBJS += passes/opt/opt_lut.o
-OBJS += passes/opt/opt_lut_ins.o
-OBJS += passes/opt/opt_ffinv.o
-OBJS += passes/opt/pmux2shiftx.o
-OBJS += passes/opt/muxpack.o
-OBJS += passes/opt/opt_balance_tree.o
-
-OBJS += passes/opt/peepopt.o
-GENFILES += passes/opt/peepopt_pm.h
-passes/opt/peepopt.o: passes/opt/peepopt_pm.h
-$(eval $(call add_extra_objs,passes/opt/peepopt_pm.h))
-
-PEEPOPT_PATTERN  = passes/opt/peepopt_shiftmul_right.pmg
-PEEPOPT_PATTERN += passes/opt/peepopt_shiftmul_left.pmg
-PEEPOPT_PATTERN += passes/opt/peepopt_shiftadd.pmg
-PEEPOPT_PATTERN += passes/opt/peepopt_muldiv.pmg
-PEEPOPT_PATTERN += passes/opt/peepopt_muldiv_c.pmg
-PEEPOPT_PATTERN += passes/opt/peepopt_formal_clockgateff.pmg
-
-passes/opt/peepopt_pm.h: passes/pmgen/pmgen.py $(PEEPOPT_PATTERN)
-	$(P) mkdir -p $(dir $@) && $(PYTHON_EXECUTABLE) $< -o $@ -p peepopt $(filter-out $<,$^)
-endif
-
-include $(YOSYS_SRC)/passes/opt/opt_clean/Makefile.inc

passes/opt/opt_clean/CMakeLists.txt

@@ -0,0 +1,11 @@
+yosys_pass(opt_clean
+	cells_all.cc
+	cells_temp.cc
+	wires.cc
+	inits.cc
+	opt_clean.cc
+	opt_clean.h
+	keep_cache.h
+	PROVIDES
+		clean
+)

passes/opt/opt_clean/Makefile.inc

@@ -1,10 +0,0 @@
-OPT_CLEAN_OBJS =
-OPT_CLEAN_OBJS += passes/opt/opt_clean/cells_all.o
-OPT_CLEAN_OBJS += passes/opt/opt_clean/cells_temp.o
-OPT_CLEAN_OBJS += passes/opt/opt_clean/wires.o
-OPT_CLEAN_OBJS += passes/opt/opt_clean/inits.o
-OPT_CLEAN_OBJS += passes/opt/opt_clean/opt_clean.o
-
-$(OPT_CLEAN_OBJS): passes/opt/opt_clean/opt_clean.h
-
-OBJS += $(OPT_CLEAN_OBJS)