Re: RFR: 8319577: x86_64 AVX2 intrinsics for Arrays.sort methods (int, float arrays) [v9]

2023-12-06 Thread Srinivas Vamsi Parasa
> The goal is to develop faster sort routines for x86_64 CPUs by taking > advantage of AVX2 instructions. This enhancement provides an order of > magnitude speedup for Arrays.sort() using int, long, float and double arrays. > > For serial sort on random data, this PR shows upto ~7.5x

Re: RFR: 8319577: x86_64 AVX2 intrinsics for Arrays.sort methods (int, float arrays) [v9]

2023-12-06 Thread Srinivas Vamsi Parasa
On Tue, 5 Dec 2023 19:19:23 GMT, Jatin Bhateja wrote: >> Srinivas Vamsi Parasa has updated the pull request incrementally with one >> additional commit since the last revision: >> >> remove unused avx2 64 bit sort functions; add assertions > >

Re: RFR: 8319577: x86_64 AVX2 intrinsics for Arrays.sort methods (int, float arrays) [v9]

2023-12-06 Thread Srinivas Vamsi Parasa
On Wed, 6 Dec 2023 11:59:19 GMT, Magnus Ihse Bursie wrote: >> Hi Magnus (@magicus), >> >>> Are you saying that when compiling with GCC 6, it will just silently ignore >>> `-std=c++17`? I'd have assumed that it printed a warning or error about an >>> unknown or invalid option, if C++17 is not