On Mon, 16 May 2005, Tom Lane wrote:
> I did some experimentation and concluded that gcc is screwing up > big-time on optimizing the CRC64 code for 32-bit Intel. It does much > better on every other architecture though. > > Anyone want to try it with non-gcc compilers? Solaris 9 x86 - Sun Workshop 6 update 2 C 5.3, gcc 3.2.3 gcc -O1 crctest.c .251422 gcc -O3 crctest.c .240223 gcc -O1 crctest64.c .281369 gcc -O3 crctest64.c .631290 cc -O crctest.c .268905 cc -fast crctest.c .242429 cc -O crctest64.c .283278 cc -fast crctest64.c .255560 Kris Jurka ---------------------------(end of broadcast)--------------------------- TIP 8: explain analyze is your friend