build: Put all codec optiomization definitions in one place

It was already mostly there.

Change-Id: I24ff278d9bf18a54be4b67c3075d5ebbe7947f65

lib/rbcodec/codecs/codecs.make

@@ -67,6 +67,7 @@ include $(RBCODECLIB_DIR)/codecs/libopus/libopus.make
 
 # set CODECFLAGS per codec lib, since gcc takes the last -Ox and the last
 # in a -ffoo -fno-foo pair, there is no need to filter them out
+$(CODECLIB) : CODECFLAGS += -O1
 $(A52LIB) : CODECFLAGS += -O1
 $(ALACLIB) : CODECFLAGS += -O1
 $(ASAPLIB) : CODECFLAGS += -O1
@@ -81,6 +82,7 @@ $(GBSLIB) : CODECFLAGS +=  -O2
 $(HESLIB) : CODECFLAGS +=  -O2
 $(KSSLIB) : CODECFLAGS +=  -O2
 $(M4ALIB) : CODECFLAGS += -O3
+$(MADLIB) : CODECFLAGS += -O2
 $(MUSEPACKLIB) : CODECFLAGS += -O1
 $(NSFLIB) : CODECFLAGS +=  -O2
 $(OPUSLIB) : CODECFLAGS +=  -O2
@@ -88,6 +90,7 @@ $(PCMSLIB) : CODECFLAGS += -O1
 $(RMLIB) : CODECFLAGS += -O3
 $(SGCLIB) : CODECFLAGS +=  -O2
 $(SPCLIB) : CODECFLAGS +=  -O1
+$(SPEEXLIB) : CODECFLAGS += -O2
 $(TREMORLIB) : CODECFLAGS += -O2
 $(TTALIB) : CODECFLAGS += -O2
 $(VGMLIB) : CODECFLAGS +=  -O2
@@ -102,15 +105,18 @@ ifeq ($(ARCH),arch_arm)
   # redo per arm generation
   $(ALACLIB) : CODECFLAGS += -O2
   $(AYLIB) : CODECFLAGS +=  -O1
+  $(EMU2413LIB) : CODECFLAGS +=  -O3
   $(GBSLIB) : CODECFLAGS +=  -O1
   $(HESLIB) : CODECFLAGS +=  -O1
   $(KSSLIB) : CODECFLAGS +=  -O1
+  $(MADLIB) : CODECFLAGS += -O1
   $(NSFLIB) : CODECFLAGS +=  -O1
+  $(SPEEXLIB) : CODECFLAGS += -O2
   $(SGCLIB) : CODECFLAGS +=  -O1
   $(VGMLIB) : CODECFLAGS +=  -O1
-  $(EMU2413LIB) : CODECFLAGS +=  -O3
   $(WAVPACKLIB) : CODECFLAGS += -O3
 else ifeq ($(ARCH),arch_m68k)
+  $(CODECLIB) : CODECFLAGS += -O2
   $(A52LIB) : CODECFLAGS += -O2
   $(ASFLIB) : CODECFLAGS += -O3
   $(ATRACLIB) : CODECFLAGS += -O2
@@ -124,6 +130,7 @@ else ifeq ($(ARCH),arch_mips)
 endif
 
 ifeq ($(MEMORYSIZE),2)
+  $(CODECLIB) : CODECFLAGS += -Os
   $(ASFLIB) : CODECFLAGS += -Os
   $(WMALIB) : CODECFLAGS += -Os
 endif
@@ -152,7 +159,7 @@ $(CODECDIR)/vorbis.codec : $(CODECDIR)/libtremor.a $(TLSFLIB) $(SETJMPLIB)
 $(CODECDIR)/speex.codec : $(CODECDIR)/libspeex.a
 $(CODECDIR)/mpc.codec : $(CODECDIR)/libmusepack.a
 $(CODECDIR)/wavpack.codec : $(CODECDIR)/libwavpack.a
-$(CODECDIR)/alac.codec : $(CODECDIR)/libalac.a $(CODECDIR)/libm4a.a 
+$(CODECDIR)/alac.codec : $(CODECDIR)/libalac.a $(CODECDIR)/libm4a.a
 $(CODECDIR)/aac.codec : $(CODECDIR)/libfaad.a $(CODECDIR)/libm4a.a
 $(CODECDIR)/shorten.codec : $(CODECDIR)/libffmpegFLAC.a
 $(CODECDIR)/ape-pre.map : $(CODECDIR)/libdemac-pre.a

lib/rbcodec/codecs/lib/libcodec.make

@@ -16,15 +16,7 @@ $(CODECLIB): $(CODECLIB_OBJ)
 	$(SILENT)$(shell rm -f $@)
 	$(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null
 
-CODECLIBFLAGS = $(filter-out -O%,$(CODECFLAGS))
-
-ifeq ($(MEMORYSIZE),2)
-    CODECLIBFLAGS += -Os
-else ifeq ($(ARCH),arch_m68k)
-    CODECLIBFLAGS += -O2
-else
-    CODECLIBFLAGS += -O1
-endif
+CODECLIBFLAGS = $(CODECFLAGS)
 
 # Do not use '-ffunction-sections' when compiling sdl-sim
 ifneq ($(findstring sdl-sim, $(APP_TYPE)), sdl-sim)

lib/rbcodec/codecs/libmad/libmad.make

@@ -11,17 +11,9 @@
 # (one for codec, one for mpegplayer)
 # so a little trickery is necessary
 
-# Extract optimization level ('-O') from compile flags. Will be set later.
-MADFLAGS = $(filter-out -O%,$(CODECFLAGS)) -I$(RBCODECLIB_DIR)/codecs/libmad
+MADFLAGS = $(CODECFLAGS) -I$(RBCODECLIB_DIR)/codecs/libmad
 MADFLAGS += -UDEBUG -DNDEBUG -DHAVE_LIMITS_H -DHAVE_ASSERT_H
 
-# libmad is faster on ARM-targets with -O1 than -O2
-ifeq ($(ARCH),arch_arm)
-   MADFLAGS += -O1
-else
-   MADFLAGS += -O2
-endif
-
 # MPEGplayer
 MPEGMADFLAGS = $(MADFLAGS) -DMPEGPLAYER
 

lib/rbcodec/codecs/libspeex/libspeex.make

@@ -13,21 +13,11 @@
 
 # disable strict aliasing optimizations for now, it gives warnings due to
 # some horrid typecasting
-_SPEEXFLAGS = $(filter-out -fstrict-aliasing, $(CODECFLAGS)) \
+SPEEXFLAGS = $(filter-out -fstrict-aliasing, $(CODECFLAGS)) \
 		-fno-strict-aliasing -DHAVE_CONFIG_H -DSPEEX_DISABLE_ENCODER \
 		-I$(RBCODECLIB_DIR)/codecs/libspeex
 
-# build voice codec with core -O switch
-VOICESPEEXFLAGS = $(filter-out -ffunction-sections, $(filter-out -DCODEC,$(_SPEEXFLAGS))) -DROCKBOX_VOICE_CODEC
-
-# libspeex is faster on ARM-targets with -O1 instead of -O2
-SPEEXFLAGS = $(filter-out -O%,$(_SPEEXFLAGS))
-
-ifeq ($(ARCH),arch_arm)
-   SPEEXFLAGS += -O1
-else
-   SPEEXFLAGS += -O2
-endif
+VOICESPEEXFLAGS = $(filter-out -ffunction-sections, $(filter-out -DCODEC,$(SPEEXFLAGS))) -DROCKBOX_VOICE_CODEC
 
 # libspeex
 SPEEXLIB := $(CODECDIR)/libspeex.a

lib/rbcodec/codecs/libwmavoice/libwmavoice.make

@@ -17,13 +17,7 @@ $(WMAVOICELIB): $(WMAVOICELIB_OBJ)
 	$(SILENT)$(shell rm -f $@)
 	$(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null
 
-WMAVOICEFLAGS = -I$(RBCODECLIB_DIR)/codecs/libwmavoice $(filter-out -O%,$(CODECFLAGS))
-
-ifeq ($(ARCH),arch_m68k)
-	WMAVOICEFLAGS += -O2
-else
-	WMAVOICEFLAGS += -O1
-endif
+WMAVOICEFLAGS = -I$(RBCODECLIB_DIR)/codecs/libwmavoice $(CODECFLAGS)
 
 ifeq ($(APP_TYPE),sdl-sim)
 # wmavoice needs libm in the simulator