{"action":"created","issue":{"url":"https://api.github.com/repos/xianyi/OpenBLAS/issues/633","labels_url":"https://api.github.com/repos/xianyi/OpenBLAS/issues/633/labels{/name}","comments_url":"https://api.github.com/repos/xianyi/OpenBLAS/issues/633/comments","events_url":"https://api.github.com/repos/xianyi/OpenBLAS/issues/633/events","html_url":"https://github.com/xianyi/OpenBLAS/pull/633","id":105213743,"number":633,"title":"Improved Ximatcopy when lda==ldb.","user":{"login":"grisuthedragon","id":912463,"avatar_url":"https://avatars.githubusercontent.com/u/912463?v=3","gravatar_id":"","url":"https://api.github.com/users/grisuthedragon","html_url":"https://github.com/grisuthedragon","followers_url":"https://api.github.com/users/grisuthedragon/followers","following_url":"https://api.github.com/users/grisuthedragon/following{/other_user}","gists_url":"https://api.github.com/users/grisuthedragon/gists{/gist_id}","starred_url":"https://api.github.com/users/grisuthedragon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/grisuthedragon/subscriptions","organizations_url":"https://api.github.com/users/grisuthedragon/orgs","repos_url":"https://api.github.com/users/grisuthedragon/repos","events_url":"https://api.github.com/users/grisuthedragon/events{/privacy}","received_events_url":"https://api.github.com/users/grisuthedragon/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-09-07T13:14:21Z","updated_at":"2015-09-08T18:32:23Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/xianyi/OpenBLAS/pulls/633","html_url":"https://github.com/xianyi/OpenBLAS/pull/633","diff_url":"https://github.com/xianyi/OpenBLAS/pull/633.diff","patch_url":"https://github.com/xianyi/OpenBLAS/pull/633.patch"},"body":"The Ximatcopy functions creates a copy of the input matrix\r\nalthough they seem to work inplace. \r\nThese new routines XIMATCOPY_K_YY perform the operations inplace if the leading\r\ndimension does not change.\r\n\r\nSmall benchmarks showed for double precision column-major data (on an Intel Xeon E3-1245): \r\n\r\nNon-Transpose: \r\n* n = 1000  Old = 0.003s  New = 0.0008s \r\n* n = 5000  Old = 0.1193s  New = 0.0246s \r\n* n = 10000  Old = 0.4921s  New = 0.1011s \r\n\r\nTranspose: \r\n* n = 1000  Old = 0.0088s  New = 0.0031s \r\n* n = 5000  Old = 0.3750s  New = 0.1463s \r\n* n = 10000  Old = 1.6880s  New = 0.6732s \r\n\r\n\r\n\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/xianyi/OpenBLAS/issues/comments/138662717","html_url":"https://github.com/xianyi/OpenBLAS/pull/633#issuecomment-138662717","issue_url":"https://api.github.com/repos/xianyi/OpenBLAS/issues/633","id":138662717,"user":{"login":"grisuthedragon","id":912463,"avatar_url":"https://avatars.githubusercontent.com/u/912463?v=3","gravatar_id":"","url":"https://api.github.com/users/grisuthedragon","html_url":"https://github.com/grisuthedragon","followers_url":"https://api.github.com/users/grisuthedragon/followers","following_url":"https://api.github.com/users/grisuthedragon/following{/other_user}","gists_url":"https://api.github.com/users/grisuthedragon/gists{/gist_id}","starred_url":"https://api.github.com/users/grisuthedragon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/grisuthedragon/subscriptions","organizations_url":"https://api.github.com/users/grisuthedragon/orgs","repos_url":"https://api.github.com/users/grisuthedragon/repos","events_url":"https://api.github.com/users/grisuthedragon/events{/privacy}","received_events_url":"https://api.github.com/users/grisuthedragon/received_events","type":"User","site_admin":false},"created_at":"2015-09-08T18:32:22Z","updated_at":"2015-09-08T18:32:22Z","body":"This time I used the DYNAMIC_ARCH=1 option to compile the code and I works on x86 and x86-64. "}}