[llvm] [AArch64][GlobalISel] Fix incorrect codegen for FPR16/FPR8 to GPR copies (PR #171499)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,82 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=arm64-apple-ios -global-isel -global-isel-abort=1 -verify-machineinstrs | FileCheck %s --check-prefix=CHECK-NOFP16
+; RUN: llc < %s -mtriple=arm64-apple-ios -mattr=+fullfp16 -global-isel -global-isel-abort=1 -verify-machineinstrs | FileCheck %s --check-prefix=CHECK-FP16
----------------
arsenm wrote:

```suggestion
; RUN: llc < %s -mtriple=arm64-apple-ios -global-isel -global-isel-abort=1 | FileCheck %s --check-prefix=CHECK-NOFP16
; RUN: llc < %s -mtriple=arm64-apple-ios -mattr=+fullfp16 -global-isel -global-isel-abort=1 | FileCheck %s --check-prefix=CHECK-FP16
```

https://github.com/llvm/llvm-project/pull/171499