[llvm] [AMDGPU] Handle register variant S_SETREG when fixing VGPR MSB clobbers (PR #218941)

[Arseniy Obolenskiy via llvm-commits]

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@@ -0,0 +1,27 @@
+; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1250 < %s | FileCheck %s
+
+; llvm.set.rounding lowers to s_setreg_b32(MODE), leaving garbage in
+; bits[19:12] of the SGPR operand, so the tracked mode must be re-established.
+
+declare void @llvm.set.rounding(i32)
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aobolensk wrote:

Removed

https://github.com/llvm/llvm-project/pull/218941