Merge pull request #1340 from verilog-to-routing/import_vqm2blif

Import vqm2blif into VTR

Author: kmurray

libs/CMakeLists.txt

@@ -10,6 +10,7 @@ add_subdirectory(libarchfpga)
 add_subdirectory(libvtrutil)
 add_subdirectory(liblog)
 add_subdirectory(libpugiutil)
+add_subdirectory(libvqm)
 if(${WITH_ODIN})
     add_subdirectory(librtlnumber)
 endif()

libs/libvqm/CMakeLists.txt

@@ -0,0 +1,50 @@
+cmake_minimum_required(VERSION 2.8.12)
+project("libvqm")
+
+if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
+    #Only set compiler settings if we are not a sub-project
+    set(WARN_FLAGS "-Wall -Wextra -Wpedantic -Wcast-qual -Wcast-align -Wshadow -Wformat=2 -Wlogical-op -Wmissing-declarations -Wmissing-include-dirs -Wredundant-decls -Wswitch-default -Wundef -Wunused-variable -Wdisabled-optimization -Wnoexcept -Woverloaded-virtual -Wctor-dtor-privacy -Wnon-virtual-dtor")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --std=c++11 ${WARN_FLAGS}") 
+    #set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fsanitize=leak -fsanitize=undefined") 
+    set(FLEX_BISON_WARN_SUPPRESS_FLAGS "-Wno-switch-default -Wno-unused-parameter -Wno-missing-declarations")
+endif()
+
+#Flex and Bison are used to generate the parser
+find_package(BISON REQUIRED 3.0)
+find_package(FLEX REQUIRED)
+
+file(GLOB_RECURSE LIB_SOURCES *.c *.cpp)
+file(GLOB_RECURSE LIB_HEADERS *.h)
+files_to_dirs(LIB_HEADERS LIB_INCLUDE_DIRS)
+
+#Find the flex and bison input files
+file(GLOB_RECURSE LEXER_SOURCES *.l)
+file(GLOB_RECURSE PARSER_SOURCES *.y)
+
+#Make the flex and bison targets
+flex_target(VqmLexer ${LEXER_SOURCES} ${CMAKE_CURRENT_BINARY_DIR}/vqm_lexer.gen.c
+        COMPILE_FLAGS --header-file=${CMAKE_CURRENT_BINARY_DIR}/vqm_lexer.gen.h)
+bison_target(VqmParser ${PARSER_SOURCES} ${CMAKE_CURRENT_BINARY_DIR}/vqm_parser.gen.c)
+add_flex_bison_dependency(VqmLexer VqmParser)
+
+
+#Treat .c as CXX
+set_source_files_properties(${LIB_SOURCES} ${FLEX_VqmLexer_OUTPUTS} ${BISON_VqmParser_OUTPUT_SOURCE} PROPERTIES LANGUAGE CXX)
+
+#Suppress warnings in Flex/Bison generated files
+if(FLEX_BISON_WARN_SUPPRESS_FLAGS)
+    set_source_files_properties(${FLEX_VqmLexer_OUTPUTS} ${BISON_VqmParser_OUTPUT_SOURCE}
+                                PROPERTIES COMPILE_FLAGS ${FLEX_BISON_WARN_SUPPRESS_FLAGS})
+endif()
+
+#Create the library
+add_library(libvqm STATIC
+             ${LIB_HEADERS}
+             ${LIB_SOURCES}
+             ${FLEX_VqmLexer_OUTPUTS} 
+             ${BISON_VqmParser_OUTPUT_SOURCE})
+target_include_directories(libvqm PUBLIC ${LIB_INCLUDE_DIRS} ${CMAKE_CURRENT_BINARY_DIR})
+set_target_properties(libvqm PROPERTIES PREFIX "") #Avoid extra 'lib' prefix
+
+target_link_libraries(libvqm
+                        libvtrutil)

libs/libvqm/Makefile

@@ -0,0 +1,38 @@
+CC = g++
+AR = ar
+
+WARN_FLAGS = -Wall 
+
+DEBUG_FLAGS = -g
+OPT_FLAGS = $(OPTIMIZATION_LEVEL_FOR_RELEASE_BUILD)
+INC_FLAGS = -I./
+LIB_FLAGS = rcs
+
+FLAGS = $(WARN_FLAGS) $(INC_FLAGS) -Wno-write-strings
+
+ifneq (,$(findstring release, $(BUILD_TYPE)))
+  FLAGS := $(FLAGS) $(OPT_FLAGS)
+else                              # DEBUG build
+  FLAGS := $(FLAGS) $(DEBUG_FLAGS)
+endif
+
+SRC = vqm_common.c vqm_dll.cpp
+GEN = vqm_parser.tab.c lex.yy.c vqm_parser.tab.h
+H = vqm_common.h vqm_dll.h
+
+PARSER1 = $(if $(strip $(shell which flex)), flex, \
+	$(error flex not found.  VQM2BLIF requires flex to compile.))
+PARSER2 = $(if $(strip $(shell which bison)), bison, \
+	$(error bison not found.  VQM2BLIF requires bison to compile.))
+
+all: libvqm.a
+
+libvqm.a: $(SRC) vqm_parser.l vqm_parser.y $(H)
+	$(PARSER1) vqm_parser.l
+	$(PARSER2) -d vqm_parser.y
+	$(CC) $(FLAGS) -c *.c *.cpp
+	$(AR) $(LIB_FLAGS) $@ *.o
+
+clean:
+	rm -f *.o *.a $(GEN)
+