[llvm] [AArch64][PAC] Move emission of LR checks in tail calls to AsmPrinter (PR #110705)

[Daniil Kovalev via llvm-commits]

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@@ -169,13 +169,13 @@ define i32 @test_tailcall_ib_var(ptr %arg0, ptr %arg1) #0 {
 
 define void @test_tailcall_omit_mov_x16_x16(ptr %objptr) #0 {
 ; CHECK-LABEL: test_tailcall_omit_mov_x16_x16:
-; CHECK:         ldr     x16, [x0]
-; CHECK:         mov     x17, x0
-; CHECK:         movk    x17, #6503, lsl #48
-; CHECK:         autda   x16, x17
-; CHECK:         ldr     x2, [x16]
-; CHECK:         movk    x16, #54167, lsl #48
-; CHECK:         braa    x2, x16
+; CHECK-NEXT:    ldr     x16, [x0]
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kovdan01 wrote:

It's a nice test enhancement, but it looks like that 1) it's unrelated to the PR and 2) there are many other test cases in this file to be enhanced in the same way. I suggest not to mix changes and to apply the enhancement to the whole file in a separate PR.

https://github.com/llvm/llvm-project/pull/110705