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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2018-10-12 10:20:16 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2018-10-12 10:20:16 +0000 |
| commit | c844bc84ddb631bd5e05adfcd866971bd4377c40 (patch) | |
| tree | 0ae83965b5b4131096faaf054842598746c25499 /llvm/lib/Target | |
| parent | 903f2a71a4420fafa6c8bc58c416aa1ab949a5d4 (diff) | |
| download | bcm5719-llvm-c844bc84ddb631bd5e05adfcd866971bd4377c40.tar.gz bcm5719-llvm-c844bc84ddb631bd5e05adfcd866971bd4377c40.zip | |
[X86] Ignore float/double non-temporal loads (PR39256)
Scalar non-temporal loads were asserting instead of just being ignored.
Reduced from https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=10895
llvm-svn: 344331
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelDAGToDAG.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp index f8ec4a2bcfc..ede1c0bd7df 100644 --- a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -441,6 +441,9 @@ namespace { switch (StoreSize) { default: llvm_unreachable("Unsupported store size"); + case 4: + case 8: + return false; case 16: return Subtarget->hasSSE41(); case 32: |
