[PATCH] D117062: [BOLT] Updated README build instructions assuming BOLT is in monorepo
Amir Ayupov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 11 16:04:08 PST 2022
Amir updated this revision to Diff 399108.
Amir added a comment.
Removed clang and lld build from instructions (only needed for `check-bolt`)
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D117062/new/
https://reviews.llvm.org/D117062
Files:
bolt/README.md
Index: bolt/README.md
===================================================================
--- bolt/README.md
+++ bolt/README.md
@@ -46,22 +46,19 @@
tools. The build process is not much different from a regular LLVM build.
The following instructions are assuming that you are running under Linux.
-Start with cloning LLVM and BOLT repos:
+Start with cloning LLVM repo:
```
-> git clone https://github.com/facebookincubator/BOLT llvm-bolt
+> git clone https://github.com/llvm/llvm-project.git
> mkdir build
> cd build
-> cmake -G Ninja ../llvm-bolt/llvm -DLLVM_TARGETS_TO_BUILD="X86;AArch64" -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_ENABLE_PROJECTS="clang;lld;bolt"
-> ninja
+> cmake -G Ninja ../llvm-project/llvm -DLLVM_TARGETS_TO_BUILD="X86;AArch64" -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_ENABLE_PROJECTS="bolt"
+> ninja bolt
```
`llvm-bolt` will be available under `bin/`. Add this directory to your path to
ensure the rest of the commands in this tutorial work.
-Note that we use a specific snapshot of LLVM monorepo as we currently
-rely on a set of patches that are not yet upstreamed.
-
## Optimizing BOLT's Performance
BOLT runs many internal passes in parallel. If you foresee heavy usage of
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