clash-lib-1.10.0: prims/vhdl/Clash_Explicit_ROM.primitives.yaml

- BlackBox:
    name: Clash.Explicit.ROM.rom#
    kind: Declaration
    outputUsage: NonBlocking
    type: |-
      rom# :: ( KnownDomain dom        ARG[0]
               , KnownNat n    --       ARG[1]
               , NFDataX a )   --       ARG[2]
            => Clock dom       -- clk,  ARG[3]
            -> Enable dom      -- en,   ARG[4]
            -> Vec n a         -- init, ARG[5]
            -> Signal dom Int  -- rd,   ARG[6]
            -> Signal dom a
    template: |-
      -- rom begin
      ~GENSYM[~COMPNAME_rom][1] : block
        signal ~GENSYM[ROM][2] : ~TYP[5];
        signal ~GENSYM[rd][3]  : integer range 0 to ~LIT[1]-1;
      begin
        ~SYM[2] <= ~CONST[5];

        ~SYM[3] <= to_integer(~VAR[rdI][6](31 downto 0))
        -- pragma translate_off
                      mod ~LIT[1]
        -- pragma translate_on
                      ;
        ~GENSYM[romSync][6] : process (~ARG[3])
        begin
          if (~IF~ACTIVEEDGE[Rising][0]~THENrising_edge~ELSEfalling_edge~FI(~ARG[3])~IF ~ISACTIVEENABLE[4] ~THEN and ~ARG[4] ~ELSE ~FI) then~IF ~VIVADO ~THEN
            ~RESULT <= ~FROMBV[~SYM[2](~SYM[3])][~TYPO];~ELSE
            ~RESULT <= ~SYM[2](~SYM[3]);~FI
          end if;
        end process;
      end block;
      -- rom end