{"action":"created","issue":{"url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/issues/135","repository_url":"https://api.github.com/repos/rust-lang-nursery/packed_simd","labels_url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/issues/135/labels{/name}","comments_url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/issues/135/comments","events_url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/issues/135/events","html_url":"https://github.com/rust-lang-nursery/packed_simd/pull/135","id":357221965,"node_id":"MDExOlB1bGxSZXF1ZXN0MjEzMjg4MDIy","number":135,"title":"Improve Mandlebrot benchmark performance","user":{"login":"GabrielMajeri","id":3010346,"node_id":"MDQ6VXNlcjMwMTAzNDY=","avatar_url":"https://avatars2.githubusercontent.com/u/3010346?v=4","gravatar_id":"","url":"https://api.github.com/users/GabrielMajeri","html_url":"https://github.com/GabrielMajeri","followers_url":"https://api.github.com/users/GabrielMajeri/followers","following_url":"https://api.github.com/users/GabrielMajeri/following{/other_user}","gists_url":"https://api.github.com/users/GabrielMajeri/gists{/gist_id}","starred_url":"https://api.github.com/users/GabrielMajeri/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/GabrielMajeri/subscriptions","organizations_url":"https://api.github.com/users/GabrielMajeri/orgs","repos_url":"https://api.github.com/users/GabrielMajeri/repos","events_url":"https://api.github.com/users/GabrielMajeri/events{/privacy}","received_events_url":"https://api.github.com/users/GabrielMajeri/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":10,"created_at":"2018-09-05T13:09:59Z","updated_at":"2018-09-06T18:36:42Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/pulls/135","html_url":"https://github.com/rust-lang-nursery/packed_simd/pull/135","diff_url":"https://github.com/rust-lang-nursery/packed_simd/pull/135.diff","patch_url":"https://github.com/rust-lang-nursery/packed_simd/pull/135.patch"},"body":"First, I refactored the benchmark code since IO was mixed with the math computation code, making it hard to determine what the issue was.\r\n\r\nNext I did some perf improvements to match what ISPC was doing.\r\n\r\nSome benchmarks with current progress (made after adding the commit which ignores I/O time):\r\n```\r\nsimd (master): 616 ms\r\nsimd (this branch): 387 ms\r\nispc: 250 ms\r\n```"},"comment":{"url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/issues/comments/419198312","html_url":"https://github.com/rust-lang-nursery/packed_simd/pull/135#issuecomment-419198312","issue_url":"https://api.github.com/repos/rust-lang-nursery/packed_simd/issues/135","id":419198312,"node_id":"MDEyOklzc3VlQ29tbWVudDQxOTE5ODMxMg==","user":{"login":"GabrielMajeri","id":3010346,"node_id":"MDQ6VXNlcjMwMTAzNDY=","avatar_url":"https://avatars2.githubusercontent.com/u/3010346?v=4","gravatar_id":"","url":"https://api.github.com/users/GabrielMajeri","html_url":"https://github.com/GabrielMajeri","followers_url":"https://api.github.com/users/GabrielMajeri/followers","following_url":"https://api.github.com/users/GabrielMajeri/following{/other_user}","gists_url":"https://api.github.com/users/GabrielMajeri/gists{/gist_id}","starred_url":"https://api.github.com/users/GabrielMajeri/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/GabrielMajeri/subscriptions","organizations_url":"https://api.github.com/users/GabrielMajeri/orgs","repos_url":"https://api.github.com/users/GabrielMajeri/repos","events_url":"https://api.github.com/users/GabrielMajeri/events{/privacy}","received_events_url":"https://api.github.com/users/GabrielMajeri/received_events","type":"User","site_admin":false},"created_at":"2018-09-06T18:36:42Z","updated_at":"2018-09-06T18:36:42Z","author_association":"CONTRIBUTOR","body":"@gnzlbg I finally found the issue: running `cargo test --release` works perfectly, running `cargo test --release --features ispc` breaks. I've no idea how there's any interaction between ISPC and the test runner."}}
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