diff options
Diffstat (limited to 'llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp index 393afc9..33add6d 100644 --- a/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp +++ b/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp @@ -348,7 +348,7 @@ private: void instrumentGlobals(); Value *getPC(IRBuilder<> &IRB); - Value *getSP(IRBuilder<> &IRB); + Value *getFP(IRBuilder<> &IRB); Value *getFrameRecordInfo(IRBuilder<> &IRB); void instrumentPersonalityFunctions(); @@ -1148,7 +1148,7 @@ Value *HWAddressSanitizer::getStackBaseTag(IRBuilder<> &IRB) { // Extract some entropy from the stack pointer for the tags. // Take bits 20..28 (ASLR entropy) and xor with bits 0..8 (these differ // between functions). - Value *StackPointerLong = getSP(IRB); + Value *StackPointerLong = getFP(IRB); Value *StackTag = applyTagMask(IRB, IRB.CreateXor(StackPointerLong, IRB.CreateLShr(StackPointerLong, 20))); @@ -1165,7 +1165,7 @@ Value *HWAddressSanitizer::getAllocaTag(IRBuilder<> &IRB, Value *StackTag, } Value *HWAddressSanitizer::getUARTag(IRBuilder<> &IRB) { - Value *StackPointerLong = getSP(IRB); + Value *StackPointerLong = getFP(IRB); Value *UARTag = applyTagMask(IRB, IRB.CreateLShr(StackPointerLong, PointerTagShift)); @@ -1232,7 +1232,7 @@ Value *HWAddressSanitizer::getPC(IRBuilder<> &IRB) { return IRB.CreatePtrToInt(IRB.GetInsertBlock()->getParent(), IntptrTy); } -Value *HWAddressSanitizer::getSP(IRBuilder<> &IRB) { +Value *HWAddressSanitizer::getFP(IRBuilder<> &IRB) { if (!CachedSP) { // FIXME: use addressofreturnaddress (but implement it in aarch64 backend // first). @@ -1251,7 +1251,7 @@ Value *HWAddressSanitizer::getSP(IRBuilder<> &IRB) { Value *HWAddressSanitizer::getFrameRecordInfo(IRBuilder<> &IRB) { // Prepare ring buffer data. Value *PC = getPC(IRB); - Value *SP = getSP(IRB); + Value *SP = getFP(IRB); // Mix SP and PC. // Assumptions: |