mirror of
https://github.com/rust-lang/rust-analyzer
synced 2024-12-26 13:03:31 +00:00
add cpuprofile to ra_prof
Now, one can use `let _p = ra_prof::cpu_profiler()` to capture profile of a block of code. This is not an out of the box experience, as that relies on gperfools See the docs on https://github.com/AtheMathmo/cpuprofiler for more!
This commit is contained in:
Aleksey Kladov
parent
0129790a8f
commit
d621533f15
4 changed files with 90 additions and 0 deletions
52
Cargo.lock
generated
52
Cargo.lock
generated
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@ -39,6 +39,20 @@ name = "autocfg"
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version = "0.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "backtrace"
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version = "0.2.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
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"cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"dbghelp-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
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"rustc-demangle 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "backtrace"
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version = "0.3.30"
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@ -263,6 +277,15 @@ dependencies = [
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"winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "cpuprofiler"
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version = "0.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"error-chain 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "crossbeam-channel"
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version = "0.3.8"
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@ -311,6 +334,15 @@ dependencies = [
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"lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "dbghelp-sys"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "derive-new"
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version = "0.5.6"
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@ -375,6 +407,14 @@ name = "encode_unicode"
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version = "0.3.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "error-chain"
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version = "0.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"backtrace 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "error-chain"
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version = "0.12.1"
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@ -670,6 +710,11 @@ name = "lalrpop-intern"
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version = "0.15.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "lazy_static"
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version = "0.2.11"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "lazy_static"
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version = "1.3.0"
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@ -1024,6 +1069,7 @@ dependencies = [
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"ra_db 0.1.0",
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"ra_hir 0.1.0",
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"ra_ide_api 0.1.0",
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"ra_prof 0.1.0",
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"ra_project_model 0.1.0",
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"ra_syntax 0.1.0",
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"ra_vfs 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -1176,6 +1222,7 @@ name = "ra_prof"
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version = "0.1.0"
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dependencies = [
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"backtrace 0.3.30 (registry+https://github.com/rust-lang/crates.io-index)",
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"cpuprofiler 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"once_cell 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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@ -1987,6 +2034,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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"checksum arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "92c7fb76bc8826a8b33b4ee5bb07a247a81e76764ab4d55e8f73e3a4d8808c71"
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"checksum atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "9a7d5b8723950951411ee34d271d99dddcc2035a16ab25310ea2c8cfd4369652"
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"checksum autocfg 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "0e49efa51329a5fd37e7c79db4621af617cd4e3e5bc224939808d076077077bf"
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"checksum backtrace 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "346d7644f0b5f9bc73082d3b2236b69a05fd35cce0cfa3724e184e6a5c9e2a2f"
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"checksum backtrace 0.3.30 (registry+https://github.com/rust-lang/crates.io-index)" = "ada4c783bb7e7443c14e0480f429ae2cc99da95065aeab7ee1b81ada0419404f"
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"checksum backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)" = "797c830ac25ccc92a7f8a7b9862bde440715531514594a6154e3d4a54dd769b6"
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"checksum base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
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@ -2012,11 +2060,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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"checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
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"checksum colosseum 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "370c83b49aedf022ee27942e8ae1d9de1cf40dc9653ee6550e4455d08f6406f9"
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"checksum console 0.7.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8ca57c2c14b8a2bf3105bc9d15574aad80babf6a9c44b1058034cdf8bd169628"
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"checksum cpuprofiler 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "33f07976bb6821459632d7a18d97ccca005cb5c552f251f822c7c1781c1d7035"
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"checksum crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "0f0ed1a4de2235cabda8558ff5840bffb97fcb64c97827f354a451307df5f72b"
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"checksum crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "05e44b8cf3e1a625844d1750e1f7820da46044ff6d28f4d43e455ba3e5bb2c13"
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"checksum crossbeam-epoch 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "04c9e3102cc2d69cd681412141b390abd55a362afc1540965dad0ad4d34280b4"
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"checksum crossbeam-queue 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7c979cd6cfe72335896575c6b5688da489e420d36a27a0b9eb0c73db574b4a4b"
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"checksum crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f8306fcef4a7b563b76b7dd949ca48f52bc1141aa067d2ea09565f3e2652aa5c"
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"checksum dbghelp-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "97590ba53bcb8ac28279161ca943a924d1fd4a8fb3fa63302591647c4fc5b850"
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"checksum derive-new 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)" = "6ca414e896ae072546f4d789f452daaecf60ddee4c9df5dc6d5936d769e3d87c"
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"checksum deunicode 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "850878694b7933ca4c9569d30a34b55031b9b139ee1fc7b94a527c4ef960d690"
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"checksum difference 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
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@ -2028,6 +2078,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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"checksum ena 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3dc01d68e08ca384955a3aeba9217102ca1aa85b6e168639bf27739f1d749d87"
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"checksum encode_unicode 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "90b2c9496c001e8cb61827acdefad780795c42264c137744cae6f7d9e3450abd"
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"checksum error-chain 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3ab49e9dcb602294bc42f9a7dfc9bc6e936fca4418ea300dbfb84fe16de0b7d9"
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"checksum error-chain 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bd5c82c815138e278b8dcdeffc49f27ea6ffb528403e9dea4194f2e3dd40b143"
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"checksum failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "795bd83d3abeb9220f257e597aa0080a508b27533824adf336529648f6abf7e2"
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"checksum failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "ea1063915fd7ef4309e222a5a07cf9c319fb9c7836b1f89b85458672dbb127e1"
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"checksum fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
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@ -2062,6 +2113,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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"checksum join_to_string 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4dc7a5290e8c2606ce2be49f456d50f69173cb96d1541e4f66e34ac8b331a98f"
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"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
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"checksum lalrpop-intern 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cc4fd87be4a815fd373e02773983940f0d75fb26fde8c098e9e45f7af03154c0"
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"checksum lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "76f033c7ad61445c5b347c7382dd1237847eb1bce590fe50365dcb33d546be73"
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"checksum lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bc5729f27f159ddd61f4df6228e827e86643d4d3e7c32183cb30a1c08f604a14"
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"checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
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"checksum libc 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "6281b86796ba5e4366000be6e9e18bf35580adf9e63fbe2294aadb587613a319"
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@ -15,5 +15,9 @@ ra_ide_api = { path = "../ra_ide_api" }
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ra_hir = { path = "../ra_hir" }
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ra_project_model = { path = "../ra_project_model" }
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[dependencies.ra_prof]
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path = "../ra_prof"
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# features = [ "cpuprofiler" ]
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[dev-dependencies]
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test_utils = { path = "../test_utils" }
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@ -9,3 +9,4 @@ publish = false
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once_cell = "0.2.0"
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itertools = "0.8.0"
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backtrace = "0.3.28"
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cpuprofiler = { version = "0.0.3", optional = true }
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@ -255,6 +255,39 @@ impl Drop for Scope {
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}
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}
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/// A wrapper around https://github.com/AtheMathmo/cpuprofiler
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///
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/// It can be used to capture sampling profiles of sections of code.
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/// It is not exactly out-of-the-box, as it relies on gperftools.
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/// See the docs for the crate for more!
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#[derive(Debug)]
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pub struct CpuProfiler {
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_private: (),
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}
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pub fn cpu_profiler() -> CpuProfiler {
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#[cfg(feature = "cpuprofiler")]
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{
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cpuprofiler::PROFILER.lock().unwrap().start("./out.profile").unwrap();
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}
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#[cfg(not(feature = "cpuprofiler"))]
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{
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eprintln!("cpuprofiler feature is disabled")
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}
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CpuProfiler { _private: () }
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}
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impl Drop for CpuProfiler {
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fn drop(&mut self) {
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#[cfg(feature = "cpuprofiler")]
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{
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cpuprofiler::PROFILER.lock().unwrap().stop().unwrap();
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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