ceph/src/erasure-code/jerasure/gf-complete/include/gf_cpu.h

   1 /*
   2  * GF-Complete: A Comprehensive Open Source Library for Galois Field Arithmetic
   3  * James S. Plank, Ethan L. Miller, Kevin M. Greenan,
   4  * Benjamin A. Arnold, John A. Burnum, Adam W. Disney, Allen C. McBride.
   5  *
   6  * gf_cpu.h
   7  *
   8  * Identifies whether the CPU supports SIMD instructions at runtime.
   9  */
  10
  11 #pragma once
  12
  13 extern int gf_cpu_supports_intel_pclmul;
  14 extern int gf_cpu_supports_intel_sse4;
  15 extern int gf_cpu_supports_intel_ssse3;
  16 extern int gf_cpu_supports_intel_sse3;
  17 extern int gf_cpu_supports_intel_sse2;
  18 extern int gf_cpu_supports_arm_neon;
  19
  20 void gf_cpu_identify(void);