Re: [PATCH v3, rs6000] Add V1TI into vector comparison expand [PR103316]

2022-03-21 Thread will schmidt via Gcc-patches
On Mon, 2022-03-21 at 09:51 +0800, HAO CHEN GUI wrote: > Hi, >This patch adds V1TI mode into a new mode iterator used in vector > comparison expands.Without the patch, the comparisons between two vector > __int128 are converted to scalar comparisons with branches. The code is > suboptimal.The

[PATCH v3, rs6000] Add V1TI into vector comparison expand [PR103316]

2022-03-20 Thread HAO CHEN GUI via Gcc-patches
Hi, This patch adds V1TI mode into a new mode iterator used in vector comparison expands.Without the patch, the comparisons between two vector __int128 are converted to scalar comparisons with branches. The code is suboptimal.The patch fixes the issue. Now all comparisons between two vector