diff options
Diffstat (limited to 'llvm/lib/CodeGen/CodeGenPrepare.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/CodeGenPrepare.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp index 1c9592f..e04fb25 100644 --- a/llvm/lib/CodeGen/CodeGenPrepare.cpp +++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp @@ -4512,11 +4512,13 @@ bool AddressingModeMatcher::matchAddr(Value *Addr, unsigned Depth) { TypePromotionTransaction::ConstRestorationPt LastKnownGood = TPT.getRestorationPoint(); if (ConstantInt *CI = dyn_cast<ConstantInt>(Addr)) { - // Fold in immediates if legal for the target. - AddrMode.BaseOffs += CI->getSExtValue(); - if (TLI.isLegalAddressingMode(DL, AddrMode, AccessTy, AddrSpace)) - return true; - AddrMode.BaseOffs -= CI->getSExtValue(); + if (CI->getValue().isSignedIntN(64)) { + // Fold in immediates if legal for the target. + AddrMode.BaseOffs += CI->getSExtValue(); + if (TLI.isLegalAddressingMode(DL, AddrMode, AccessTy, AddrSpace)) + return true; + AddrMode.BaseOffs -= CI->getSExtValue(); + } } else if (GlobalValue *GV = dyn_cast<GlobalValue>(Addr)) { // If this is a global variable, try to fold it into the addressing mode. if (!AddrMode.BaseGV) { |