{"id":20785425,"url":"https://github.com/lieff/qemu-prof","last_synced_at":"2025-05-05T14:42:53.717Z","repository":{"id":88135509,"uuid":"140888793","full_name":"lieff/qemu-prof","owner":"lieff","description":"QEMU log parser for profiling","archived":false,"fork":false,"pushed_at":"2019-06-05T15:55:15.000Z","size":3,"stargazers_count":7,"open_issues_count":1,"forks_count":0,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-03-30T21:51:13.561Z","etag":null,"topics":["emulation","log-parser","profile","profiler","qemu"],"latest_commit_sha":null,"homepage":null,"language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/lieff.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2018-07-13T20:09:15.000Z","updated_at":"2024-12-24T18:43:06.000Z","dependencies_parsed_at":"2023-05-18T10:15:37.037Z","dependency_job_id":null,"html_url":"https://github.com/lieff/qemu-prof","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/lieff%2Fqemu-prof","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/lieff%2Fqemu-prof/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/lieff%2Fqemu-prof/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/lieff%2Fqemu-prof/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/lieff","download_url":"https://codeload.github.com/lieff/qemu-prof/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":252516269,"owners_count":21760749,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["emulation","log-parser","profile","profiler","qemu"],"created_at":"2024-11-17T14:45:36.825Z","updated_at":"2025-05-05T14:42:53.710Z","avatar_url":"https://github.com/lieff.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"QEMU based profiler\n==========\n\nQEMU can dump input instruction blocks and trace what block is executed.\nWe can parse this information and use it for profiling.\n\nExecution example:\n\n```\n$ qemu-aarch64 -d in_asm,exec,nochain minimp3_arm vectors/l3-si_huff.bit 2\u003elog.txt\n$ ./qemu-prof log.txt\n```\nor\n```\n$ qemu-aarch64 -d in_asm,exec,nochain minimp3_arm vectors/l3-si_huff.bit 2\u003e\u00261 | ./qemu-prof\n```\n\nResult:\n\n```\nTotal executed instructions: 7533052\nmp3d_synth 3227850 42.849%\nL3_imdct36 854400 11.342%\nL3_dct3_9 739200 9.813%\nmp3d_synth_pair 599400 7.957%\nmp3d_DCT_II 478350 6.350%\nmp3d_synth_granule 381150 5.060%\nL3_huffman 263381 3.496%\nL3_antialias 225300 2.991%\nmp3d_scale_pcm 203704 2.704%\nL3_change_sign 120450 1.599%\n__memcpy_generic 109254 1.450%\nL3_ldexp_q2 58650 0.779%\nget_bits 58050 0.771%\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Flieff%2Fqemu-prof","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Flieff%2Fqemu-prof","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Flieff%2Fqemu-prof/lists"}