rockbox/lib/rbcodec/rbcodec.make
Solomon Peachy e4e50e36f1 rbcodec: Force use of -O2 for dsp code
We already use targeted optimization for most codecs, and the
DSP code is just as performance-sensitive.

Improves mp3 decoding performance by a whopping 1% wwhen PBE is
turned on.

Change-Id: I801a6624c0f7068b6cd67961ad3b08f809b92fca
2025-09-06 08:44:32 -04:00

30 lines
1.1 KiB
Makefile

# __________ __ ___.
# Open \______ \ ____ ____ | | _\_ |__ _______ ___
# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
# \/ \/ \/ \/ \/
# RBCODEC_BLD is defined in the calling Makefile
RBCODECLIB_DIR := $(ROOTDIR)/lib/rbcodec
RBCODECLIB_SRC := $(call preprocess, $(RBCODECLIB_DIR)/SOURCES, \
$(RBCODEC_CFLAGS) -imacros rbcodecconfig.h)
RBCODECLIB_OBJ := $(call c2obj, $(RBCODECLIB_SRC))
RBCODECLIB := $(BUILDDIR)/lib/librbcodec.a
INCLUDES += -I$(RBCODECLIB_DIR) -I$(RBCODECLIB_DIR)/codecs \
-I$(RBCODECLIB_DIR)/dsp -I$(RBCODECLIB_DIR)/metadata
OTHER_SRC += $(RBCODECLIB_SRC)
# libfixedpoint must go after in lib list but be made first
CORE_LIBS := $(RBCODECLIB) $(CORE_LIBS)
$(RBCODECLIB): $(RBCODECLIB_OBJ)
$(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null
# Force use of -O2 for DSP code
ifneq ($(MEMORYSIZE),2)
$(BUILDDIR)/lib/rbcodec/dsp/%: CFLAGS += -O2
endif
include $(RBCODECLIB_DIR)/codecs/codecs.make