tests/include/test_v_helpers.h

#ifndef TEST_V_HELPERS_H
#define TEST_V_HELPERS_H

#include <stdint.h>

namespace test_v_helpers {

const int32_t AVLS[] = {1,    4,    3,     2,     16,    8,    5,    17,
                         32,   36,   64,    55,    100,   321,  256,  128,
                         512,  623,  1024,  1100,  1543,  2048, 3052, 4096,
                         5555, 8192, 10241, 16384, 24325, 32768};
const int32_t AVL_COUNT = sizeof(AVLS) / sizeof(AVLS[0]);

enum VSEW {
  SEW_E8 = 0,
  SEW_E16 = 1,
  SEW_E32 = 2,
  /* // SEW limited to E32
    SEW_E64 = 3,
    SEW_E128 = 4,
    SEW_E256 = 5,
    SEW_E512 = 6,
    SEW_E1024 = 7,
  */
};

enum VLMUL {

  /* // Fractional LMUL not supported by our intrinsic compiler
    LMUL_MF8 = 5,
    LMUL_MF4 = 6,
    LMUL_MF2 = 7,
  */
  LMUL_M1 = 0,
  LMUL_M2 = 1,
  LMUL_M4 = 2,
  LMUL_M8 = 3,
};

uint32_t get_vtype(VSEW sew, VLMUL lmul, bool tail_agnostic,
                   bool mask_agnostic);

// vsetvl  rd, rs1, rs2      # rd = new vl, rs1 = AVL, rs2 = new vtype value
uint32_t set_vsetvl(VSEW sew, VLMUL lmul, uint32_t avl, bool tail_agnostic,
                    bool mask_agnostic);

int set_vsetvl_intrinsic(VSEW sew, VLMUL lmul, uint32_t avl);

int get_vsetvlmax_intrinsic(VSEW sew, VLMUL lmul);

int set_vsetvli(VSEW sew, VLMUL lmul, uint32_t avl);

}  // namespace test_v_helpers
#endif