Messages in this thread | | | Subject | [PATCH 0/3] Optimize CRC32C calculation using PCLMULQDQ in crc32c-intel module | From | Tim Chen <> | Date | Tue, 25 Sep 2012 14:50:08 -0700 |
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This patch series optimized CRC32C calculations with PCLMULQDQ instruction for crc32c-intel module. It speeds up the original implementation by 1.6x for 1K buffer and by 3x for buffer 4k or more. The tcrypt module was enhanced for doing speed test on crc32c calculations.
Tim
Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com> --- Tim Chen (3): Rename crc32c-intel.c to crc32c-intel_glue.c Optimize CRC32C calculation with PCLMULQDQ instruction Added speed test in tcrypt for crc32c
arch/x86/crypto/Makefile | 1 + .../crypto/{crc32c-intel.c => crc32c-intel_glue.c} | 75 ++++ arch/x86/crypto/crc32c-pcl-intel-asm.S | 460 ++++++++++++++++++++ crypto/tcrypt.c | 4 + 4 files changed, 540 insertions(+), 0 deletions(-) rename arch/x86/crypto/{crc32c-intel.c => crc32c-intel_glue.c} (70%) create mode 100644 arch/x86/crypto/crc32c-pcl-intel-asm.S
-- 1.7.7.6
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