[CodeGen] Add dump() to MachineTraceMetrics.h

To enhance debugging.

Reviewers: arsenm, goldsteinn, RKSimon, dtcxzyw, asi-sc

Reviewed By: dtcxzyw, RKSimon

Pull Request: #97799

Author: wangpc-pp

llvm/include/llvm/CodeGen/MachineTraceMetrics.h

@@ -243,6 +243,7 @@ class MachineTraceMetrics : public MachineFunctionPass {
     SmallVector<LiveInReg, 4> LiveIns;
 
     void print(raw_ostream&) const;
+    void dump() const { print(dbgs()); }
   };
 
   /// InstrCycles represents the cycle height and depth of an instruction in a
@@ -271,6 +272,7 @@ class MachineTraceMetrics : public MachineFunctionPass {
     explicit Trace(Ensemble &te, TraceBlockInfo &tbi) : TE(te), TBI(tbi) {}
 
     void print(raw_ostream&) const;
+    void dump() const { print(dbgs()); }
 
     /// Compute the total number of instructions in the trace.
     unsigned getInstrCount() const {
@@ -361,7 +363,8 @@ class MachineTraceMetrics : public MachineFunctionPass {
     virtual ~Ensemble();
 
     virtual const char *getName() const = 0;
-    void print(raw_ostream&) const;
+    void print(raw_ostream &) const;
+    void dump() const { print(dbgs()); }
     void invalidate(const MachineBasicBlock *MBB);
     void verify() const;