export LANG=c
PROJECT_ROOT = $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
SRC_DIR := $(PROJECT_ROOT)

#LLVM_SRC_ROOT := /usr/local/src/clang-dev/Downloads/llvm-project-llvmorg-12.0.1/
#LLVM_BUILD_ROOT := /mnt/sda1/Shared/llvm-dev/clang-build

LLVM_SRC_ROOT   :=/mnt/sda2/Shared/llvm-dev/llvm-project
LLVM_BUILD_ROOT :=/mnt/sda2/Shared/llvm-dev/build

SRC_ROOT_DIR := $(LLVM_SRC_ROOT)/clang/lib
OBJ_ROOT_DIR := $(PROJECT_ROOT)/obj

Lex_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Lex/*.cpp))
Lex_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Lex/%.o,$(Lex_SRC_FILES)) 

Basic_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Basic/*.cpp))
Basic_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Basic/%.o,$(Basic_SRC_FILES)) 

Sema_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Sema/*.cpp))
Sema_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Sema/%.o,$(Sema_SRC_FILES)) 

Parse_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Parse/*.cpp))
Parse_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Parse/%.o,$(Parse_SRC_FILES)) 

AST_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/AST/*.cpp))
AST_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/AST/%.o,$(AST_SRC_FILES)) 

Edit_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Edit/*.cpp))
Edit_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Edit/%.o,$(Edit_SRC_FILES)) 

Serialization_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Serialization/*.cpp))
Serialization_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Serialization/%.o,$(Serialization_SRC_FILES)) 

Analysis_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Analysis/*.cpp))
Analysis_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Analysis/%.o,$(Analysis_SRC_FILES)) 

Targets_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/Basic/Targets/*.cpp))
Targets_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/Basic/Targets/%.o,$(Targets_SRC_FILES)) 

Interp_SRC_FILES :=  $(notdir $(wildcard  $(SRC_ROOT_DIR)/AST/Interp/*.cpp))
Interp_OBJ_FILES :=  $(patsubst %.cpp,$(OBJ_ROOT_DIR)/AST/Interp/%.o,$(Interp_SRC_FILES)) 
#All_OBJ_FILES := $(Lex_OBJ_FILES) $(Basic_OBJ_FILES) $(Sema_SRC_FILES) $(AST_OBJ_FILES)
#Lex_OBJ_FILES :=  $(patsubst %.cpp,%.o,$(Lex_SRC_FILES)) 

# Lex flags
LexLDFLAGS := -L$(PROJECT_ROOT)/lib -lLex -lBasic -L$(LLVM_BUILD_ROOT)/lib  \
	-lLLVMMC -lLLVMCore -lLLVMRemarks -lLLVMBitstreamReader \
	-lLLVMBinaryFormat -lLLVMSupport -pthread

ParserLDFLAGS := -L$(PROJECT_ROOT)/lib -lParse -L$(LLVM_BUILD_ROOT)/lib -lLLVMMCParser -lLLVMFrontendOpenMP \
	-L$(PROJECT_ROOT)/lib -lSema -L$(LLVM_BUILD_ROOT)/lib -lLLVMAnalysis -L$(LLVM_BUILD_ROOT)/lib -lEdit \
	-lAnalysis -lSerialization -lAST -lLex -lBasic \
	-L$(LLVM_BUILD_ROOT)/lib  -lLLVMMC -lLLVMCore -lLLVMRemarks -lLLVMBitstreamReader \
	-lLLVMBinaryFormat -lLLVMSupport -ltinfo -pthread	
#-DGTEST_HAS_RTTI=0 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS \
	-D__STDC_LIMIT_MACROS
#	-fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra \
	-Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic \
	-Wno-long-long -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-noexcept-type \
	-Wdelete-non-virtual-dtor -Wno-comment -Wmisleading-indentation -ffunction-sections \
	-fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing \
	-fno-exceptions -fno-rtti -std=c++14	
		
CXXFLAGS := -std=c++14 -fno-rtti -I$(PROJECT_ROOT) -I$(LLVM_BUILD_ROOT)/tools/clang/include \
	-I$(LLVM_BUILD_ROOT)/include -I$(LLVM_SRC_ROOT)/clang/include -I$(LLVM_SRC_ROOT)/llvm/include \
	-I$(SRC_ROOT_DIR)/Basic -I$(LLVM_BUILD_ROOT)/tools/clang/lib/Basic/ \
	-I$(LLVM_BUILD_ROOT)/tools/clang/lib/Sema -I$(LLVM_BUILD_ROOT)/tools/clang/lib/AST \
	-fPIC -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual \
	-Wno-missing-field-initializers -pedantic \
	-Wno-long-long -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-noexcept-type \
	-Wdelete-non-virtual-dtor -Wno-comment -Wmisleading-indentation  

BUILD_MODE := debug

ifeq ($(BUILD_MODE),debug)
	CXXFLAGS += -ggdb3 -O0
else ifeq ($(BUILD_MODE),run)
	CXXFLAGS += -O2
else
	$(error Build mode $(BUILD_MODE) not supported by this Makefile)
endif

######################## lib ################################
lib/libBasic.a: $(Basic_OBJ_FILES) $(Targets_OBJ_FILES)
	ar rcs lib/libBasic.a $(Basic_OBJ_FILES) $(Targets_OBJ_FILES)
lib/libLex.a: $(Lex_OBJ_FILES)
	ar rcs lib/libLex.a $(Lex_OBJ_FILES)
lib/libEdit.a: $(Edit_OBJ_FILES)
	ar rcs lib/libEdit.a $(Edit_OBJ_FILES)
lib/libAnalysis.a: $(Analysis_OBJ_FILES)
	ar rcs lib/libAnalysis.a $(Analysis_OBJ_FILES)
lib/libSerialization.a: $(Serialization_OBJ_FILES)
	ar rcs lib/libSerialization.a $(Serialization_OBJ_FILES)	
lib/libAST.a: $(AST_OBJ_FILES) $(Interp_OBJ_FILES)
	ar rcs lib/libAST.a $(AST_OBJ_FILES) $(Interp_OBJ_FILES)	
lib/libParse.a: $(Parse_OBJ_FILES)
	ar rcs lib/libParse.a $(Parse_OBJ_FILES)	
lib/libSema.a: $(Sema_OBJ_FILES) 
	ar rcs lib/libSema.a $(Sema_OBJ_FILES) 
#############################################################
## Lex lib	
lexlibs:=lib/libBasic.a  lib/libLex.a

parserlibs:=lib/libBasic.a  lib/libLex.a lib/libParse.a  lib/libSema.a lib/libAnalysis.a  lib/libEdit.a	\
	lib/libSerialization.a lib/libAST.a
############################################################

obj/clangLex.o: clangLex.cpp 
	$(CXX) -c $(CXXFLAGS) clangLex.cpp -o obj/clangLex.o
	
obj/clangParser.o: clangParser.cpp 
	$(CXX) -c $(CXXFLAGS) clangParser.cpp -o obj/clangParser.o
		
clangLex.exe: obj/clangLex.o $(lexlibs)	
	$(CXX) $(CXXFLAGS) obj/clangLex.o $(LexLDFLAGS) -o clangLex.exe

#Parse Sema Edit Lex Serialization AST Basic Analysis
clangParser.exe: obj/clangParser.o $(parserlibs)
	$(CXX) obj/clangParser.o $(ParserLDFLAGS) -o clangParser.exe

################## obj rules ##################################
$(OBJ_ROOT_DIR)/Lex/%.o: $(SRC_ROOT_DIR)/Lex/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<

$(OBJ_ROOT_DIR)/Basic/Targets/%.o: $(SRC_ROOT_DIR)/Basic/Targets/%.cpp
	$(CXX) -c $(CXXFLAGS) -I$(SRC_ROOT_DIR)/Basic -o $@ $<
	
$(OBJ_ROOT_DIR)/AST/Interp/%.o: $(SRC_ROOT_DIR)/AST/Interp/%.cpp
	$(CXX) -c $(CXXFLAGS) -I$(LLVM_BUILD_ROOT)/tools/clang/lib/AST -o $@ $<
			
$(OBJ_ROOT_DIR)/Basic/%.o: $(SRC_ROOT_DIR)/Basic/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<
	
$(OBJ_ROOT_DIR)/Parse/%.o: $(SRC_ROOT_DIR)/Parse/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<	
	
$(OBJ_ROOT_DIR)/AST/%.o: $(SRC_ROOT_DIR)/AST/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<		

$(OBJ_ROOT_DIR)/Sema/%.o: $(SRC_ROOT_DIR)/Sema/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<		

$(OBJ_ROOT_DIR)/Edit/%.o: $(SRC_ROOT_DIR)/Edit/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<		
			
$(OBJ_ROOT_DIR)/Serialization/%.o: $(SRC_ROOT_DIR)/Serialization/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<	
	
$(OBJ_ROOT_DIR)/Analysis/%.o: $(SRC_ROOT_DIR)/Analysis/%.cpp
	$(CXX) -c $(CXXFLAGS) -o $@ $<		
##########################################################

all: clangParser.exe
		
clean:
	rm -fr clangLex.exe clangParser.exe $(Lex_OBJ_FILES) $(Basic_OBJ_FILES) $(Sema_OBJ_FILES) $(Targets_OBJ_FILES) \
	$(AST_OBJ_FILES) $(Parse_OBJ_FILES) $(Edit_OBJ_FILES) $(Serialization_OBJ_FILES) $(Analysis_OBJ_FILES) \
	lib/libBasic.a  lib/libLex.a lib/libParse.a  lib/libSema.a lib/libAnalysis.a  lib/libEdit.a	\
	lib/libSerialization.a lib/libParse.a lib/libAST.a $(Interp_OBJ_FILES) \
	obj/clangLex.o obj/clangParser.o