🐛 [rtl] fix CLZ and CTZ instructions

bug introduced in #1395 (v1.12.2.9)

Author: stnolting

rtl/core/neorv32_cpu_cp_bitmanip.vhd

@@ -59,10 +59,10 @@ architecture neorv32_cpu_cp_bitmanip_rtl of neorv32_cpu_cp_bitmanip is
       if (input(i) = '0') then
         cnt_v := cnt_v + 1;
       else
-        return cnt_v;
+        exit;
       end if;
     end loop;
-    return 0;
+    return cnt_v;
   end function leading_zeros_f;
 
   -- population count (number of set bits) --

rtl/core/neorv32_package.vhd

@@ -20,7 +20,7 @@ package neorv32_package is
 
   -- Architecture Constants -----------------------------------------------------------------
   -- -------------------------------------------------------------------------------------------
-  constant hw_version_c  : std_ulogic_vector(31 downto 0) := x"01120301"; -- hardware version
+  constant hw_version_c  : std_ulogic_vector(31 downto 0) := x"01120302"; -- hardware version
   constant archid_c      : natural := 19; -- official RISC-V architecture ID
   constant XLEN          : natural := 32; -- native data path width
   constant int_bus_tmo_c : natural := 16; -- internal bus timeout window; has to be a power of two