diff options
Diffstat (limited to 'llvm/lib/CodeGen/StackMapLivenessAnalysis.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/StackMapLivenessAnalysis.cpp | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/llvm/lib/CodeGen/StackMapLivenessAnalysis.cpp b/llvm/lib/CodeGen/StackMapLivenessAnalysis.cpp index 4dd87dd..16a1bab 100644 --- a/llvm/lib/CodeGen/StackMapLivenessAnalysis.cpp +++ b/llvm/lib/CodeGen/StackMapLivenessAnalysis.cpp @@ -28,8 +28,6 @@ using namespace llvm; #define DEBUG_TYPE "stackmaps" namespace llvm { -cl::opt<bool> EnableStackMapLiveness("enable-stackmap-liveness", - cl::Hidden, cl::desc("Enable StackMap Liveness Analysis Pass")); cl::opt<bool> EnablePatchPointLiveness("enable-patchpoint-liveness", cl::Hidden, cl::desc("Enable PatchPoint Liveness Analysis Pass")); } @@ -68,9 +66,8 @@ bool StackMapLiveness::runOnMachineFunction(MachineFunction &_MF) { TRI = MF->getTarget().getRegisterInfo(); ++NumStackMapFuncVisited; - // Skip this function if there are no stackmaps or patchpoints to process. - if (!((MF->getFrameInfo()->hasStackMap() && EnableStackMapLiveness) || - (MF->getFrameInfo()->hasPatchPoint() && EnablePatchPointLiveness))) { + // Skip this function if there are no patchpoints to process. + if (!(MF->getFrameInfo()->hasPatchPoint() && EnablePatchPointLiveness)) { ++NumStackMapFuncSkipped; return false; } @@ -88,13 +85,11 @@ bool StackMapLiveness::calculateLiveness() { LiveRegs.addLiveOuts(MBBI); bool HasStackMap = false; // Reverse iterate over all instructions and add the current live register - // set to an instruction if we encounter a stackmap or patchpoint - // instruction. + // set to an instruction if we encounter a patchpoint instruction. for (MachineBasicBlock::reverse_iterator I = MBBI->rbegin(), E = MBBI->rend(); I != E; ++I) { int Opc = I->getOpcode(); - if ((EnableStackMapLiveness && (Opc == TargetOpcode::STACKMAP)) || - (EnablePatchPointLiveness && (Opc == TargetOpcode::PATCHPOINT))) { + if (Opc == TargetOpcode::PATCHPOINT) { addLiveOutSetToMI(*I); HasChanged = true; HasStackMap = true; |