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encoding SSE4.1 stub for StoreHistogram + Quantize + SSE_16xN

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Visible speed-up, thanks to pshufb and pabsw and psignw use.

had to tweak configure.ac to make "smmintri.h" presence correctly
detected (we need to set the CPPFLAGS instead of the CFLAGS!)

Change-Id: I2ab99e16a27a64fdf1f09b2b4e30a5e74ccca080
This commit is contained in:
Pascal Massimino
2015-03-25 12:12:44 +01:00
committed by James Zern
parent c64659e1b4
commit 94055503e3
7 changed files with 283 additions and 5 deletions
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makefile.unix
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@ -159,6 +159,7 @@ DSP_ENC_OBJS = \
src/dsp/enc_mips_dsp_r2.o \
src/dsp/enc_neon.o \
src/dsp/enc_sse2.o \
src/dsp/enc_sse41.o \
src/dsp/lossless_enc.o \
src/dsp/lossless_enc_mips32.o \
src/dsp/lossless_enc_mips_dsp_r2.o \