diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Core/Executor.cpp | 29 | ||||
| -rw-r--r-- | lib/Module/IntrinsicCleaner.cpp | 6 |
2 files changed, 35 insertions, 0 deletions
diff --git a/lib/Core/Executor.cpp b/lib/Core/Executor.cpp index aaa56a55..a8ca86c2 100644 --- a/lib/Core/Executor.cpp +++ b/lib/Core/Executor.cpp @@ -1720,6 +1720,35 @@ void Executor::executeCall(ExecutionState &state, KInstruction *ki, Function *f, break; } +#if LLVM_VERSION_CODE >= LLVM_VERSION(12, 0) + case Intrinsic::smax: + case Intrinsic::smin: + case Intrinsic::umax: + case Intrinsic::umin: { + if (isa<VectorType>(i->getOperand(0)->getType()) || + isa<VectorType>(i->getOperand(1)->getType())) + return terminateStateOnExecError( + state, "llvm.{s,u}{max,min} with vectors is not supported"); + + ref<Expr> op1 = eval(ki, 1, state).value; + ref<Expr> op2 = eval(ki, 2, state).value; + + ref<Expr> cond = nullptr; + if (f->getIntrinsicID() == Intrinsic::smax) + cond = SgtExpr::create(op1, op2); + else if (f->getIntrinsicID() == Intrinsic::smin) + cond = SltExpr::create(op1, op2); + else if (f->getIntrinsicID() == Intrinsic::umax) + cond = UgtExpr::create(op1, op2); + else // (f->getIntrinsicID() == Intrinsic::umin) + cond = UltExpr::create(op1, op2); + + ref<Expr> result = SelectExpr::create(cond, op1, op2); + bindLocal(ki, state, result); + break; + } +#endif + #if LLVM_VERSION_CODE >= LLVM_VERSION(7, 0) case Intrinsic::fshr: case Intrinsic::fshl: { diff --git a/lib/Module/IntrinsicCleaner.cpp b/lib/Module/IntrinsicCleaner.cpp index eaec7722..a10dc9e3 100644 --- a/lib/Module/IntrinsicCleaner.cpp +++ b/lib/Module/IntrinsicCleaner.cpp @@ -70,6 +70,12 @@ bool IntrinsicCleanerPass::runOnBasicBlock(BasicBlock &b, Module &M) { case Intrinsic::fshr: case Intrinsic::fshl: #endif +#if LLVM_VERSION_CODE >= LLVM_VERSION(12, 0) + case Intrinsic::smax: + case Intrinsic::smin: + case Intrinsic::umax: + case Intrinsic::umin: +#endif break; // Lower vacopy so that object resolution etc is handled by |