From daf1a5f94e4bd7ac2fd97b9e5763e0e96533d18d Mon Sep 17 00:00:00 2001 From: Krzysztof Parzyszek Date: Wed, 6 Sep 2017 16:22:55 +0000 Subject: [Hexagon] Add option to generate calls to "abort" for "unreachable" llvm-svn: 312644 --- llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp') diff --git a/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp b/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp index 85a69c93a95..819c9841707 100644 --- a/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp +++ b/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp @@ -91,6 +91,10 @@ static cl::opt EnableVectorPrint("enable-hexagon-vector-print", cl::Hidden, cl::ZeroOrMore, cl::init(false), cl::desc("Enable Hexagon Vector print instr pass")); +static cl::opt EnableTrapUnreachable("hexagon-trap-unreachable", + cl::Hidden, cl::ZeroOrMore, cl::init(false), + cl::desc("Enable generating trap for unreachable")); + /// HexagonTargetMachineModule - Note that this is used on hosts that /// cannot link in a library unless there are references into the /// library. In particular, it seems that it is not possible to get @@ -195,6 +199,8 @@ HexagonTargetMachine::HexagonTargetMachine(const Target &T, const Triple &TT, TT, CPU, FS, Options, getEffectiveRelocModel(RM), getEffectiveCodeModel(CM), (HexagonNoOpt ? CodeGenOpt::None : OL)), TLOF(make_unique()) { + if (EnableTrapUnreachable) + this->Options.TrapUnreachable = true; initializeHexagonExpandCondsetsPass(*PassRegistry::getPassRegistry()); initAsmInfo(); } -- cgit v1.2.3