hwacha/insns/vsetcfg.h

   1 uint32_t nxpr = (XS1 & 0x3f) + (insn.i_imm() & 0x3f);
   2 uint32_t nfpr = ((XS1 >> 6) & 0x3f) + ((insn.i_imm() >> 6) & 0x3f);
   3 if (nxpr > 32)
   4   h->take_exception(HWACHA_CAUSE_ILLEGAL_CFG, 0);
   5 if (nfpr > 32)
   6   h->take_exception(HWACHA_CAUSE_ILLEGAL_CFG, 1);
   7 WRITE_NXPR(nxpr);
   8 WRITE_NFPR(nfpr);
   9 uint32_t maxvl;
  10 if (nxpr + nfpr < 2)
  11   maxvl = 8 * 256;
  12 else
  13   maxvl = 8 * (256 / (nxpr-1 + nfpr));
  14 WRITE_MAXVL(maxvl);
  15 WRITE_VL(0);