diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/TargetLibraryInfo.cpp | 6 | ||||
| -rw-r--r-- | llvm/lib/Transforms/IPO/InferFunctionAttrs.cpp | 9 |
2 files changed, 14 insertions, 1 deletions
diff --git a/llvm/lib/Analysis/TargetLibraryInfo.cpp b/llvm/lib/Analysis/TargetLibraryInfo.cpp index 3bd54c47e60..ab667ab7b6a 100644 --- a/llvm/lib/Analysis/TargetLibraryInfo.cpp +++ b/llvm/lib/Analysis/TargetLibraryInfo.cpp @@ -396,8 +396,12 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T, // // FIXME: Having no standard library prevents e.g. many fastmath // optimizations, so this situation should be fixed. - if (T.isNVPTX()) + if (T.isNVPTX()) { TLI.disableAllFunctions(); + TLI.setAvailable(LibFunc::nvvm_reflect); + } else { + TLI.setUnavailable(LibFunc::nvvm_reflect); + } TLI.addVectorizableFunctionsFromVecLib(ClVectorLibrary); } diff --git a/llvm/lib/Transforms/IPO/InferFunctionAttrs.cpp b/llvm/lib/Transforms/IPO/InferFunctionAttrs.cpp index 16922ab9256..030a6464522 100644 --- a/llvm/lib/Transforms/IPO/InferFunctionAttrs.cpp +++ b/llvm/lib/Transforms/IPO/InferFunctionAttrs.cpp @@ -924,6 +924,15 @@ static bool inferPrototypeAttributes(Function &F, Changed |= setOnlyReadsMemory(F, 2); return Changed; + // int __nvvm_reflect(const char *) + case LibFunc::nvvm_reflect: + if (FTy->getNumParams() != 1 || !isa<PointerType>(FTy->getParamType(0))) + return false; + + Changed |= setDoesNotAccessMemory(F); + Changed |= setDoesNotThrow(F); + return Changed; + default: // FIXME: It'd be really nice to cover all the library functions we're // aware of here. |
