[llvm] [AMDGPU] Fix flat load test to use addrspace 0 (PR #138306)

[Matt Arsenault via llvm-commits]

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@@ -59,7 +59,7 @@ body: |
     ; GFX12-NEXT: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
     ; GFX12-NEXT: [[FLAT_LOAD_DWORD:%[0-9]+]]:vgpr_32 = FLAT_LOAD_DWORD [[COPY]], 0, 0, implicit $exec, implicit $flat_scr :: (load (s32))
     ; GFX12-NEXT: $vgpr0 = COPY [[FLAT_LOAD_DWORD]]
-    %0:vgpr(p1) = COPY $vgpr0_vgpr1
+    %0:vgpr(p0) = COPY $vgpr0_vgpr1
     %1:vgpr(s32) = G_LOAD %0 :: (load (s32), align 4, addrspace 0)
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arsenm wrote:

The patterns don't know the pointer type, only the memory operand address space 

https://github.com/llvm/llvm-project/pull/138306