ruiu added a comment.
I applied this patch and built clang with ThinLTO. Here is the generated file:
$ less bin/clang-10.json
{"traceEvents":[{"pid":1,"tid":185412,"ph":"X","ts":181,"dur":1441864,"name":"Parse
input
files","args":{"detail":""}},{"pid":1,"tid":185412,"ph":"X","ts":12564626,"dur":541606,"name":"OptModule","args":{"detail":"ld-temp.o"}},{"pid":1,"tid":185412,"ph":"X","ts":1454232,"dur":17946238,"name":"LTO","args":{"detail":""}},{"pid":1,"tid":185412,"ph":"X","ts":19461534,"dur":15275,"name":"GC","args":{"detail":""}},{"pid":1,"tid":185412,"ph":"X","ts":19721702,"dur":1241569,"name":"Write
output
file","args":{"detail":""}},{"pid":1,"tid":185412,"ph":"X","ts":2,"dur":20963276,"name":"ExecuteLinker","args":{"detail":""}},{"pid":1,"tid":185413,"ph":"X","ts":0,"dur":20963276,"name":"Total
ExecuteLinker","args":{"count":1,"avg
ms":20963}},{"pid":1,"tid":185414,"ph":"X","ts":0,"dur":17946237,"name":"Total
LTO","args":{"count":1,"avg
ms":17946}},{"pid":1,"tid":185415,"ph":"X","ts":0,"dur":1441864,"name":"Total
Parse input files","args":{"count":1,"avg
ms":1441}},{"pid":1,"tid":185416,"ph":"X","ts":0,"dur":1241569,"name":"Total
Write output file","args":{"count":1,"avg
ms":1241}},{"pid":1,"tid":185417,"ph":"X","ts":0,"dur":541704,"name":"Total
OptModule","args":{"count":2,"avg
ms":270}},{"pid":1,"tid":185418,"ph":"X","ts":0,"dur":15274,"name":"Total
GC","args":{"count":1,"avg
ms":15}},{"cat":"","pid":1,"tid":0,"ts":0,"ph":"M","name":"process_name","args":{"name":"ld.lld"}}]}
This file seems much smaller than yours. What am I missing? (I couldn't
download your file because the server times out perhaps due to the file size.)
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D69043/new/
https://reviews.llvm.org/D69043
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