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| author | Arnold Schwaighofer <aschwaighofer@apple.com> | 2013-07-12 19:16:02 +0000 |
|---|---|---|
| committer | Arnold Schwaighofer <aschwaighofer@apple.com> | 2013-07-12 19:16:02 +0000 |
| commit | c0a11edba6ea46c782672ab3fb4e4ab3dc267a22 (patch) | |
| tree | dfd8a80460e3764c602d6e8df3e60176dab3f136 /lib/CodeGen/BasicTargetTransformInfo.cpp | |
| parent | ec1170615515081135ea324e545b57c9503cd574 (diff) | |
| download | external_llvm-c0a11edba6ea46c782672ab3fb4e4ab3dc267a22.tar.gz external_llvm-c0a11edba6ea46c782672ab3fb4e4ab3dc267a22.tar.bz2 external_llvm-c0a11edba6ea46c782672ab3fb4e4ab3dc267a22.zip | |
TargetTransformInfo: address calculation parameter for gather/scather
Address calculation for gather/scather in vectorized code can incur a
significant cost making vectorization unbeneficial. Add infrastructure to add
cost.
Tests and cost model for targets will be in follow-up commits.
radar://14351991
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186187 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/BasicTargetTransformInfo.cpp')
| -rw-r--r-- | lib/CodeGen/BasicTargetTransformInfo.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/BasicTargetTransformInfo.cpp b/lib/CodeGen/BasicTargetTransformInfo.cpp index 19ace642ef..3755320ab1 100644 --- a/lib/CodeGen/BasicTargetTransformInfo.cpp +++ b/lib/CodeGen/BasicTargetTransformInfo.cpp @@ -108,7 +108,7 @@ public: virtual unsigned getIntrinsicInstrCost(Intrinsic::ID, Type *RetTy, ArrayRef<Type*> Tys) const; virtual unsigned getNumberOfParts(Type *Tp) const; - virtual unsigned getAddressComputationCost(Type *Ty) const; + virtual unsigned getAddressComputationCost(Type *Ty, bool IsComplex) const; /// @} }; @@ -489,6 +489,6 @@ unsigned BasicTTI::getNumberOfParts(Type *Tp) const { return LT.first; } -unsigned BasicTTI::getAddressComputationCost(Type *Ty) const { +unsigned BasicTTI::getAddressComputationCost(Type *Ty, bool IsComplex) const { return 0; } |