[llvm] [TableGen] Add `getName()` to error messages for better debugging (PR #149531)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-tablegen

Author: Shaoce SUN (sunshaoce)

<details>
<summary>Changes</summary>

Including the name helps quickly locate the corresponding Instruction that caused the issue.

---
Full diff: https://github.com/llvm/llvm-project/pull/149531.diff


1 Files Affected:

- (modified) llvm/utils/TableGen/Common/CodeGenSchedule.cpp (+4-2) 


``````````diff
diff --git a/llvm/utils/TableGen/Common/CodeGenSchedule.cpp b/llvm/utils/TableGen/Common/CodeGenSchedule.cpp
index 50346c29e8862..b07ea9e9d5caf 100644
--- a/llvm/utils/TableGen/Common/CodeGenSchedule.cpp
+++ b/llvm/utils/TableGen/Common/CodeGenSchedule.cpp
@@ -2114,7 +2114,8 @@ void CodeGenSchedModels::addWriteRes(const Record *ProcWriteResDef,
     const Record *WRDef = ProcWriteResDef->getValueAsDef("WriteType");
     if (!WRMap.try_emplace(WRDef, ProcWriteResDef).second)
       PrintFatalError(ProcWriteResDef->getLoc(),
-                      "WriteType already used in another WriteRes");
+                      "WriteType of " + WRDef->getName() +
+                          " already used in another WriteRes");
   }
 
   // Visit ProcResourceKinds referenced by the newly discovered WriteRes.
@@ -2148,7 +2149,8 @@ void CodeGenSchedModels::addReadAdvance(const Record *ProcReadAdvanceDef,
     const Record *RADef = ProcReadAdvanceDef->getValueAsDef("ReadType");
     if (!RAMap.try_emplace(RADef, ProcReadAdvanceDef).second)
       PrintFatalError(ProcReadAdvanceDef->getLoc(),
-                      "ReadType already used in another ReadAdvance");
+                      "ReadType of " + RADef->getName() +
+                          " already used in another ReadAdvance");
   }
 }
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/149531