[llvm] [AMDGPU] Mark AGPR tuple implicit in the first instr of AGPR spills. (PR #115285)

[Christudasan Devadasan via llvm-commits]

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@@ -3,7 +3,6 @@
 # RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx908 %s -o - -run-pass prologepilog,machine-cp -verify-machineinstrs | FileCheck -check-prefix=GFX908-PEI-MACHINECP %s
 
 # When VGPRs are available for spilling, prologepilog marks the tuple implicit-def as well as implicit in the first spill instruction.
-# As a consequence, machine-cp would NOT delete agpr2 copy here.
 
 ---
 name:  agpr-spill-to-vgpr-machine-cp
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cdevadas wrote:

Can you mark the tests for entry function?
machineFunctionInfo:
    isEntryFunction: true


https://github.com/llvm/llvm-project/pull/115285