Change -arm-trap-func= into a non-arm specific option. Now Intrinsic::trap is lowered into a call to the specified trap function at sdisel time.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129152 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index 8c7330a..93eae25 100644
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -211,6 +211,10 @@
cl::desc("Use __{u}divmod libcalls for div / rem pairs"),
cl::location(HasDivModLibcall),
cl::init(false));
+static cl::opt<std::string>
+TrapFuncName("trap-func", cl::Hidden,
+ cl::desc("Emit a call to trap function rather than a trap instruction"),
+ cl::init(""));
static cl::opt<bool>
DataSections("fdata-sections",
cl::desc("Emit data into separate sections"),
@@ -310,4 +314,11 @@
bool HonorSignDependentRoundingFPMath() {
return !UnsafeFPMath && HonorSignDependentRoundingFPMathOption;
}
+
+ /// getTrapFunctionName - If this returns a non-empty string, this means isel
+ /// should lower Intrinsic::trap to a call to the specified function name
+ /// instead of an ISD::TRAP node.
+ StringRef getTrapFunctionName() {
+ return TrapFuncName;
+ }
}