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| author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-04-13 20:16:32 +0000 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-04-13 20:16:32 +0000 |
| commit | dfed941eec93d257ce0671dec032bb67074acdf6 (patch) | |
| tree | 0a677852c734cb9ba1ff6c414597855100960ffd /llvm/lib/Analysis | |
| parent | 0f035ebed29f3ab5392164e75472b8d46e022d22 (diff) | |
| download | bcm5719-llvm-dfed941eec93d257ce0671dec032bb67074acdf6.tar.gz bcm5719-llvm-dfed941eec93d257ce0671dec032bb67074acdf6.zip | |
[LV] Introduce TTI::getMinimumVF
The function getMinimumVF(ElemWidth) will return the minimum VF for
a vector with elements of size ElemWidth bits. This value will only
apply to targets for which TTI::shouldMaximizeVectorBandwidth returns
true. The value of 0 indicates that there is no minimum VF.
Differential Revision: https://reviews.llvm.org/D45271
llvm-svn: 330062
Diffstat (limited to 'llvm/lib/Analysis')
| -rw-r--r-- | llvm/lib/Analysis/TargetTransformInfo.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/TargetTransformInfo.cpp b/llvm/lib/Analysis/TargetTransformInfo.cpp index 7744dbd8ca9..9843eed4c5a 100644 --- a/llvm/lib/Analysis/TargetTransformInfo.cpp +++ b/llvm/lib/Analysis/TargetTransformInfo.cpp @@ -344,6 +344,10 @@ bool TargetTransformInfo::shouldMaximizeVectorBandwidth(bool OptSize) const { return TTIImpl->shouldMaximizeVectorBandwidth(OptSize); } +unsigned TargetTransformInfo::getMinimumVF(unsigned ElemWidth) const { + return TTIImpl->getMinimumVF(ElemWidth); +} + bool TargetTransformInfo::shouldConsiderAddressTypePromotion( const Instruction &I, bool &AllowPromotionWithoutCommonHeader) const { return TTIImpl->shouldConsiderAddressTypePromotion( |
