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lib/raid6: Add AVX2 optimized gen_syndrome functions

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Add AVX2 optimized gen_syndrom functions, which is simply based on
sse2.c written by hpa.

Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Jim Kukunas <james.t.kukunas@linux.intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Yuanhan Liu
2012-11-30 13:10:39 -08:00
committed by NeilBrown
parent 7056741fd9
commit 2c935842bd
5 changed files with 275 additions and 2 deletions
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12
lib/raid6/test/Makefile
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@@ -11,6 +11,16 @@ AWK = awk -f
AR = ar
RANLIB = ranlib
ARCH := $(shell uname -m 2>/dev/null | sed -e /s/i.86/i386/)
ifeq ($(ARCH),i386)
CFLAGS += -DCONFIG_X86_32
endif
ifeq ($(ARCH),x86_64)
CFLAGS += -DCONFIG_X86_64
endif
CFLAGS += $(shell echo "vpbroadcastb %xmm0, %ymm1"| gcc -c -x assembler - &&\
rm ./-.o && echo -DCONFIG_AS_AVX2=1)
.c.o:
$(CC) $(CFLAGS) -c -o $@ $<
@@ -22,7 +32,7 @@ RANLIB = ranlib
all: raid6.a raid6test
raid6.a: int1.o int2.o int4.o int8.o int16.o int32.o mmx.o sse1.o sse2.o \
raid6.a: int1.o int2.o int4.o int8.o int16.o int32.o mmx.o sse1.o sse2.o avx2.o \
altivec1.o altivec2.o altivec4.o altivec8.o recov.o recov_ssse3.o recov_avx2.o algos.o \
tables.o
rm -f $@