Initial commit from sysy-main

src/CMakeLists.txt

@@ -0,0 +1,26 @@
+# Generate lexer and parser with ANTLR
+list(APPEND CMAKE_MODULE_PATH "${ANTLR_RUNTIME}/cmake")
+include(FindANTLR)
+antlr_target(SysYGen SysY.g4
+  LEXER PARSER
+  OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+  VISITOR
+)
+
+add_library(SysYParser SHARED ${ANTLR_SysYGen_CXX_OUTPUTS})
+target_include_directories(SysYParser PUBLIC ${ANTLR_RUNTIME}/runtime/src)
+target_link_libraries(SysYParser PUBLIC antlr4_shared)
+
+add_executable(sysyc
+  sysyc.cpp
+  ASTPrinter.cpp
+  IR.cpp
+  SysYIRGenerator.cpp
+  Backend.cpp
+)
+target_include_directories(sysyc PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
+target_link_libraries(sysyc PRIVATE SysYParser)
+
+# set(THREADS_PREFER_PTHREAD_FLAG ON)
+# find_package(Threads REQUIRED)
+# target_link_libraries(sysyc PRIVATE Threads::Threads)