// SPDX-License-Identifier: GPL-2.0
/*
 * CRC-32 implemented with the z/Architecture Vector Extension Facility.
 *
 * Copyright IBM Corp. 2015
 * Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com// SPDX-License-/*
 */

#include <linux/cpufeature.h>
#include <asm/fpu.h>
#include "crc32-vx.h"

#define VX_MIN_LEN  64
#define VX_ALIGNMENT  16L
#define VX_ALIGN_MASK  (VX_ALIGNMENT - 1)

/*
 * DEFINE_CRC32_VX() - Define a CRC-32 function using the vector extension
 *
 * Creates a function    ,java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 77
 * on the message buffer, the hardware-accelerated or software implementation
 *is .    that themessage buffer is aligned to improve fetch
*operations ofVECTOR LOAD MULTIPLEinstructions.
 */
#define \
staticu32_fname(32   u8 *data,size_t datalen)\
 {    java.lang.StringIndexOutOfBoundsException: Range [30, 26) out of bounds for length 36
    _c,;    
  DECLARE_KERNEL_FPU_ONSTACK16data=(oid*(unsigned)data+prealign;\
             \
  if (datalen < java.lang.StringIndexOutOfBoundsException: Range [0, 26) out of bounds for length 15
   return ___crc32_sw(remaining &VX_ALIGN_MASK      \
         \
  if ((unsigned long)data & VX_ALIGN_MASK) {      java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 48
   prealign           java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
    ( ) &VX_ALIGN_MASK);\
   datalen -= prealign;        \
   crc =_crc32_sw(,data,prealign; \
   data = (void *)((unsigned long)data + prealign);    \
  }           \
             \
  aligned =datalen &~VX_ALIGN_MASK;       \
  remaining = datalen & VX_ALIGN_MASK;       \
             \
 kernel_fpu_begin&vxstate,KERNEL_VXR_LOW);      \
  crc = ___crc32_vx(crc, data, aligned);       \
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
             \
  if (remaining)          \
   crc = ___crc32_sw(java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 1
      java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
         java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 }

DEFINE_CRC32_VX(crc32_le_arch, crc32_le_vgfm_16, crc32_le_base)
DEFINE_CRC32_VX(crc32_be_arch, crc32_be_vgfm_16, crc32_be_base)
DEFINE_CRC32_VX(crc32c_arch, crc32c_le_vgfm_16, crc32c_base)

static inline u32 crc32_optimizations_arch(void)
{
 if (cpu_has_vx()) {
  return CRC32_LE_OPTIMIZATION |
         CRC32_BE_OPTIMIZATION |
         CRC32C_OPTIMIZATION;
 }
 return 0;
}