update makefile

Makefile

@@ -1,12 +1,16 @@
 SRC=$(wildcard src/*.cpp)
 INCLUDE =include
+
 _HX_FEAT?= -DFIXED_ROW_SIZE=24
 
-CXXFLAGS?= -pipe -O3 -march=native
+CXXFLAGS_COMMON = -Wall -pedantic --std=gnu++20 $(addprefix -I,$(INCLUDE)) -felide-constructors -fno-strict-aliasing -fno-exceptions
-CXXFLAGS+= -flto -felide-constructors -fgraphite -fno-strict-aliasing -fno-exceptions -fomit-frame-pointer -fmerge-all-constants -fmodulo-sched -funswitch-loops -fsplit-loops
+LDFLAGS_COMMON = -lfmt
-CXXFLAGS+= -Wall -pedantic --std=gnu++20 $(addprefix -I,$(INCLUDE))
+
-LDFLAGS?= -O3 -flto
+CXXFLAGS_DEFAULT = -pipe -O3 -march=native -fgraphite -flto
-LDFLAGS+= -lfmt
+CXXFLAGS_RELEASE =  -fomit-frame-pointer -fmerge-all-constants -fmodulo-sched -funswitch-loops -fsplit-loops
+LDFLAGS_DEFAULT =  -O3 -flto
+
+CXXFLAGS_DEBUG = -DDEBUG -O0 -g
 
 PROJECT = hexview
 
@@ -43,13 +47,19 @@ obj/%.o: %.cpp
 profile/%.o: %.cpp
 	$(CXX) -c $< $(_HX_FEAT) $(CXXFLAGS) $(PROF_FLAGS) -o $@ $(LDFLAGS) $(PROF_FLAGS)
 
+$(PROJECT)-release: CXXFLAGS?= $(CXXFLAGS_DEFAULT)
+$(PROJECT)-release: LDFLAGS?=  $(LDFLAGS_DEFAULT)
+$(PROJECT)-release: CXXFLAGS+= $(CXXFLAGS_COMMON)
+$(PROJECT)-release: CXXFLAGS+= $(CXXFLAGS_RELEASE)
+$(PROJECT)-release: LDFLAGS := $(LDFLAGS_COMMON) $(LDFLAGS)
 $(PROJECT)-release: $(OBJ)
 	$(CXX) $^ $(CXXFLAGS) -o $@ $(LDFLAGS)
 	strip $@
 
 
-$(PROJECT)-debug: CXXFLAGS = -DDEBUG -O0 -g -Wall -pedantic --std=gnu++20 $(addprefix -I,$(INCLUDE)) -fno-exceptions -felide-constructors
+$(PROJECT)-debug: CXXFLAGS += $(CXXFLAGS_COMMON) 
-$(PROJECT)-debug: LDFLAGS = -lfmt
+$(PROJECT)-debug: CXXFLAGS += $(CXXFLAGS_DEBUG)
+$(PROJECT)-debug: LDFLAGS += $(LDFLAGS_COMMON)
 $(PROJECT)-debug: $(OBJ)
 	$(CXX) $^ $(CXXFLAGS) -o $@ $(LDFLAGS)
 
@@ -68,11 +78,20 @@ pgo-profile: pgo-generate
 	rm pgo-generate
 
 
+pgo-use: CXXFLAGS?= $(CXXFLAGS_DEFAULT)
+pgo-use: LDFLAGS?=  $(LDFLAGS_DEFAULT)
+pgo-use: CXXFLAGS+= $(CXXFLAGS_COMMON)
+pgo-use: CXXFLAGS+= $(CXXFLAGS_RELEASE)
+pgo-use: LDFLAGS := $(LDFLAGS_COMMON) -lgcov $(LDFLAGS)
 pgo-use: PROF_FLAGS = -fprofile-use
-pgo-use: LDFLAGS+= -lgcov
 pgo-use: $(PGO_OBJ)
 	$(CXX) $^ $(CXXFLAGS) $(PROF_FLAGS) -o $@ $(LDFLAGS) $(PROF_FLAGS)
 
+$(PROJECT)-pgo: CXXFLAGS?= $(CXXFLAGS_DEFAULT)
+$(PROJECT)-pgo: LDFLAGS?=  $(LDFLAGS_DEFAULT)
+$(PROJECT)-pgo: CXXFLAGS+= $(CXXFLAGS_COMMON)
+$(PROJECT)-pgo: CXXFLAGS+= $(CXXFLAGS_RELEASE)
+$(PROJECT)-pgo: LDFLAGS := $(LDFLAGS_COMMON) $(LDFLAGS)
 $(PROJECT)-pgo: | dirs pgo-profile
 	find ./profile -name \*.o -exec rm {} +
 	$(MAKE) pgo-use