[llvm] [llvm][Comment] removing out-of-date comment, ARM backend no longer uses ScheduleDAGRRList (PR #117803)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-arm

Author: LLChris (CBSears)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/117803.diff


1 Files Affected:

- (modified) llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp (-3) 


``````````diff
diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index a1f068f0e049bd..eac9e12dc17ee5 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -314,9 +314,6 @@ ARMBaseRegisterInfo::getRegPressureLimit(const TargetRegisterClass *RC,
   default:
     return 0;
   case ARM::tGPRRegClassID: {
-    // hasFP ends up calling getMaxCallFrameComputed() which may not be
-    // available when getPressureLimit() is called as part of
-    // ScheduleDAGRRList.
     bool HasFP = MF.getFrameInfo().isMaxCallFrameSizeComputed()
                  ? TFI->hasFP(MF) : true;
     return 5 - HasFP;

``````````

</details>


https://github.com/llvm/llvm-project/pull/117803