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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2020-05-25 15:33:44 +0100 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2020-05-25 15:36:04 +0100 |
| commit | a6c4cd3bcb715c112607fcc4a1c806d511e2f947 (patch) | |
| tree | e33f775aac36abca4d27d74bde9b2ce93c4f8ce6 /clang/lib/Frontend/CompilerInvocation.cpp | |
| parent | c8b7c73c57f0c835f036aaa00a4970fc91d40020 (diff) | |
| download | llvm-a6c4cd3bcb715c112607fcc4a1c806d511e2f947.zip llvm-a6c4cd3bcb715c112607fcc4a1c806d511e2f947.tar.gz llvm-a6c4cd3bcb715c112607fcc4a1c806d511e2f947.tar.bz2 | |
[X86] Add PTEST tests showing failure to extract allsign cases
As discussed on PR42035, we can often use MOVMSK to avoid a cmpgt/ashr by just analysing the extracted signbits.
Diffstat (limited to 'clang/lib/Frontend/CompilerInvocation.cpp')
0 files changed, 0 insertions, 0 deletions