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| author | Dan Gohman <dan433584@gmail.com> | 2017-11-30 22:10:53 +0000 |
|---|---|---|
| committer | Dan Gohman <dan433584@gmail.com> | 2017-11-30 22:10:53 +0000 |
| commit | 59e4c0b9381e9402d4987a5e5e5dec8424fbc4c6 (patch) | |
| tree | 43584c78a2af8282b29cf8d065c5a90a638b7350 /llvm/lib/Object/WasmObjectFile.cpp | |
| parent | 9d939c8f19854b94c99c37365d6c567deb4acc95 (diff) | |
| download | llvm-59e4c0b9381e9402d4987a5e5e5dec8424fbc4c6.zip llvm-59e4c0b9381e9402d4987a5e5e5dec8424fbc4c6.tar.gz llvm-59e4c0b9381e9402d4987a5e5e5dec8424fbc4c6.tar.bz2 | |
[memcpyopt] Teach memcpyopt to optimize across basic blocks
This teaches memcpyopt to make a non-local memdep query when a local query
indicates that the dependency is non-local. This notably allows it to
eliminate many more llvm.memcpy calls in common Rust code, often by 20-30%.
Fixes PR28958.
Differential Revision: https://reviews.llvm.org/D38374
llvm-svn: 319482
Diffstat (limited to 'llvm/lib/Object/WasmObjectFile.cpp')
0 files changed, 0 insertions, 0 deletions