[llvm] [NVPTX] deprecate nvvm.rotate.* intrinsics, cleanup funnel-shift handling (PR #107655)

[Artem Belevich via llvm-commits]

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@@ -6,19 +6,19 @@ declare i64 @llvm.nvvm.rotate.right.b64(i64, i32)
 
 ; CHECK: rotate64
 define i64 @rotate64(i64 %a, i32 %b) {
-; CHECK: shl.b64         [[LHS:%.*]], [[RD1:%.*]], 3;
-; CHECK: shr.b64         [[RHS:%.*]], [[RD1]], 61;
-; CHECK: add.u64         [[RD2:%.*]], [[LHS]], [[RHS]];
+; CHECK: shr.u64         [[RHS:%.*]], [[RD1:%.*]], 61;
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Artem-B wrote:

This test should probably be converted to use automatic check generation, too.
One of the cases where we may have spotted wrong operation order with all instructions visible.

https://github.com/llvm/llvm-project/pull/107655