Added address-space mangling for stack related intrinsics
Modified the following 3 intrinsics:
int_addressofreturnaddress,
int_frameaddress & int_sponentry.
Reviewed By: arsenm
Differential Revision: https://reviews.llvm.org/D64561
llvm-svn: 366679
diff --git a/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp b/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
index ca0cb4b..c61480b 100644
--- a/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
+++ b/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
@@ -842,8 +842,10 @@
}
if (Options.StackDepth && IsEntryBB && !IsLeafFunc) {
// Check stack depth. If it's the deepest so far, record it.
- Function *GetFrameAddr =
- Intrinsic::getDeclaration(F.getParent(), Intrinsic::frameaddress);
+ Module *M = F.getParent();
+ Function *GetFrameAddr = Intrinsic::getDeclaration(
+ M, Intrinsic::frameaddress,
+ IRB.getInt8PtrTy(M->getDataLayout().getAllocaAddrSpace()));
auto FrameAddrPtr =
IRB.CreateCall(GetFrameAddr, {Constant::getNullValue(Int32Ty)});
auto FrameAddrInt = IRB.CreatePtrToInt(FrameAddrPtr, IntptrTy);