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makefile.unix: add rudimentary avx2 support

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$ make -f makefile.unix HAVE_AVX2=1

will define -mavx2 for src/dsp/*_dsp.c

Change-Id: Id9651bda54da057cb051dc70f7dcd008a3f803f4
This commit is contained in:
James Zern 2014-05-22 18:36:28 -07:00
parent 515e35cfb1
commit 7c004287af
1 changed files with 5 additions and 0 deletions
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makefile.unix
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@ -69,6 +69,11 @@ EXTRA_FLAGS += -Wdeclaration-after-statement
EXTRA_FLAGS += -Wshadow
# EXTRA_FLAGS += -Wvla
# AVX2-specific flags:
ifeq ($(HAVE_AVX2), 1)
src/dsp/%_avx2.o: EXTRA_FLAGS += -mavx2
endif
# NEON-specific flags:
# EXTRA_FLAGS += -march=armv7-a -mfloat-abi=hard -mfpu=neon -mtune=cortex-a8
# -> seems to make the overall lib slower: -fno-split-wide-types