[llvm] [X86][GlobalISel] Ignore non-vregs in regbank mapping (PR #182880)

[Evgenii Kudriashov via llvm-commits]

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@@ -0,0 +1,28 @@
+; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs %s -o - 2>&1 | FileCheck %s
+
+declare void @llvm.dbg.value(metadata, metadata, metadata)
+
+; CHECK-LABEL: foo:
+; CHECK:       #DEBUG_VALUE: foo:p <- $rdi
+; CHECK:       retq
+define void @foo(ptr %p) !dbg !0 {
+entry:
+  call void @llvm.dbg.value(metadata ptr %p, metadata !4, metadata !DIExpression()), !dbg !5
+  ret void, !dbg !5
+}
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e-kud wrote:

Since we try to fix a bug in RegisterBankInfo, can we additionally add a test in GMIR to show what is the problematic GMIR?

https://github.com/llvm/llvm-project/pull/182880