================
@@ -143,11 +170,43 @@ void XRayInstrumentation::prependRetWithPatchableExit(
}
}
-bool XRayInstrumentation::runOnMachineFunction(MachineFunction &MF) {
+PreservedAnalyses
+XRayInstrumentationPass::run(MachineFunction &MF,
+ MachineFunctionAnalysisManager &MFAM) {
+ MachineDominatorTree *MDT = nullptr;
+ MachineLoopInfo *MLI = nullptr;
+
+ if (XRayInstrumentation::needMDTAndMLIAnalyses(MF.getFunction())) {
+ MDT = MFAM.getCachedResult<MachineDominatorTreeAnalysis>(MF);
+ MLI = MFAM.getCachedResult<MachineLoopAnalysis>(MF);
----------------
paperchalice wrote:
I see these analyses are computed on the fly in legacy pass implementation, use
`getResult` instead?
https://github.com/llvm/llvm-project/pull/129865
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