FuncInfo->SplitCSR = false;
SmallVector<MachineBasicBlock*, 4> Returns;
- // We split CSR if the target supports it for the given calling convention
+ // We split CSR if the target supports it for the given function
// and the function has only return exits.
- if (TLI->supportSplitCSR(Fn.getCallingConv())) {
+ if (TLI->supportSplitCSR(MF)) {
FuncInfo->SplitCSR = true;
// Collect all the return blocks.