diff options
Diffstat (limited to 'lib/Transforms/Utils/Local.cpp')
-rw-r--r-- | lib/Transforms/Utils/Local.cpp | 32 |
1 files changed, 5 insertions, 27 deletions
diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp index 9685e94cc1..9c7bfcebce 100644 --- a/lib/Transforms/Utils/Local.cpp +++ b/lib/Transforms/Utils/Local.cpp @@ -307,33 +307,11 @@ bool llvm::isInstructionTriviallyDead(Instruction *I) { if (!I->mayWriteToMemory()) return true; if (CallInst *CI = dyn_cast<CallInst>(I)) - if (Function *F = CI->getCalledFunction()) - switch (F->getIntrinsicID()) { - default: break; - case Intrinsic::returnaddress: - case Intrinsic::frameaddress: - case Intrinsic::stacksave: - case Intrinsic::isunordered_f32: - case Intrinsic::isunordered_f64: - case Intrinsic::bswap_i16: - case Intrinsic::bswap_i32: - case Intrinsic::bswap_i64: - case Intrinsic::ctpop_i8: - case Intrinsic::ctpop_i16: - case Intrinsic::ctpop_i32: - case Intrinsic::ctpop_i64: - case Intrinsic::ctlz_i8: - case Intrinsic::ctlz_i16: - case Intrinsic::ctlz_i32: - case Intrinsic::ctlz_i64: - case Intrinsic::cttz_i8: - case Intrinsic::cttz_i16: - case Intrinsic::cttz_i32: - case Intrinsic::cttz_i64: - case Intrinsic::sqrt_f32: - case Intrinsic::sqrt_f64: - return true; // These intrinsics have no side effects. - } + if (Function *F = CI->getCalledFunction()) { +#define GET_SIDE_EFFECT_INFO +#include "llvm/Intrinsics.gen" +#undef GET_SIDE_EFFECT_INFO + } return false; } |