[llvm] [AMDGPU][WIP] Optimize SGPR spills (PR #93668)

[Christudasan Devadasan via llvm-commits]

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@@ -284,9 +284,8 @@ void SILowerSGPRSpills::extendWWMVirtRegLiveness(MachineFunction &MF,
       MFI->setFlag(Reg, AMDGPU::VirtRegFlag::WWM_REG);
       // Set SGPR_SPILL asm printer flag
       MIB->setAsmPrinterFlag(AMDGPU::SGPR_SPILL);
-      if (LIS) {
+      if (LIS)
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cdevadas wrote:

Revert this change. Make sure you don't introduce unwanted changes in any file. Preview once before committing the code changes.

https://github.com/llvm/llvm-project/pull/93668