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Implement a handwritten recursive-descent RTLIL parser with minimal copying

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This commit is contained in:
Robert O'Callahan 2025-09-12 05:04:06 +00:00
parent 7f550468ea
commit ac4cb5e460
5 changed files with 755 additions and 773 deletions
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18
frontends/rtlil/Makefile.inc
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@ -1,19 +1 @@
GENFILES += frontends/rtlil/rtlil_parser.tab.cc
GENFILES += frontends/rtlil/rtlil_parser.tab.hh
GENFILES += frontends/rtlil/rtlil_parser.output
GENFILES += frontends/rtlil/rtlil_lexer.cc
frontends/rtlil/rtlil_parser.tab.cc: frontends/rtlil/rtlil_parser.y
$(Q) mkdir -p $(dir $@)
$(P) $(BISON) -o $@ -d -r all -b frontends/rtlil/rtlil_parser $<
frontends/rtlil/rtlil_parser.tab.hh: frontends/rtlil/rtlil_parser.tab.cc
frontends/rtlil/rtlil_lexer.cc: frontends/rtlil/rtlil_lexer.l
$(Q) mkdir -p $(dir $@)
$(P) flex -o frontends/rtlil/rtlil_lexer.cc $<
OBJS += frontends/rtlil/rtlil_parser.tab.o frontends/rtlil/rtlil_lexer.o
OBJS += frontends/rtlil/rtlil_frontend.o