[llvm] Revert "[SEH][CodeGen] Add test to track CFG optimization bug for SEH" (PR #77542)

[via llvm-commits]

https://github.com/HaohaiWen created https://github.com/llvm/llvm-project/pull/77542

Reverts llvm/llvm-project#77441
I'll land it with fix.

>From cebd720ab6429bbf2f8d09c37c2965782f23dbab Mon Sep 17 00:00:00 2001
From: HaohaiWen <haohai.wen at intel.com>
Date: Wed, 10 Jan 2024 09:24:52 +0800
Subject: [PATCH] Revert "[SEH][CodeGen] Add test to track CFG optimization bug
 for SEH (#77441)"

This reverts commit a2dba0c97756c65c7dd9d91bec2ceda80a933bb1.
---
 .../X86/windows-seh-EHa-PreserveCFG.ll        | 81 -------------------
 1 file changed, 81 deletions(-)
 delete mode 100644 llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll

diff --git a/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll b/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll
deleted file mode 100644
index bd6743f7c414b4..00000000000000
--- a/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll
+++ /dev/null
@@ -1,81 +0,0 @@
-; XFAIL: *
-; RUN: llc -mtriple=x86_64-pc-windows-msvc %s
-define dso_local void @main(ptr %addr, ptr %src, ptr %dst) personality ptr @__CxxFrameHandler3 !dbg !11 {
-entry:
-  %tmp0 = load float, ptr %src
-  %src1 = getelementptr inbounds float, ptr %src, i64 1
-  %tmp1 = load float, ptr %src1
-  %src2 = getelementptr inbounds float, ptr %src, i64 2
-  %tmp2 = load float, ptr %src2
-  %src3 = getelementptr inbounds float, ptr %src, i64 3
-  %tmp3 = load float, ptr %src3
-  %src4 = getelementptr inbounds float, ptr %src, i64 4
-  %tmp4 = load float, ptr %src4
-  %src5 = getelementptr inbounds float, ptr %src, i64 5
-  %tmp5 = load float, ptr %src5
-  %src6 = getelementptr inbounds float, ptr %src, i64 6
-  %tmp6 = load float, ptr %src6
-  invoke void @foo(ptr %addr)
-          to label %scope_begin unwind label %ehcleanup1, !dbg !13
-
-scope_begin:
-  invoke void @llvm.seh.scope.begin()
-          to label %scope_end unwind label %ehcleanup, !dbg !13
-
-scope_end:
-  invoke void @llvm.seh.scope.end()
-          to label %finish unwind label %ehcleanup, !dbg !13
-
-ehcleanup:
-  %0 = cleanuppad within none [], !dbg !13
-  call void @llvm.dbg.value(metadata ptr %addr, metadata !12, metadata !DIExpression()), !dbg !13
-  call void @foo(ptr %addr) [ "funclet"(token %0) ], !dbg !13
-  cleanupret from %0 unwind label %ehcleanup1, !dbg !13
-
-ehcleanup1:
-  %1 = cleanuppad within none [], !dbg !13
-  call void @foo(ptr %addr) [ "funclet"(token %1) ], !dbg !13
-  cleanupret from %1 unwind to caller, !dbg !13
-
-finish:
-  store float %tmp0, ptr %dst
-  %dst1 = getelementptr inbounds float, ptr %dst, i64 1
-  store float %tmp1, ptr %dst1
-  %dst2 = getelementptr inbounds float, ptr %dst, i64 2
-  store float %tmp2, ptr %dst2
-  %dst3 = getelementptr inbounds float, ptr %dst, i64 3
-  store float %tmp3, ptr %dst3
-  %dst4 = getelementptr inbounds float, ptr %dst, i64 4
-  store float %tmp4, ptr %dst4
-  %dst5 = getelementptr inbounds float, ptr %dst, i64 5
-  store float %tmp5, ptr %dst5
-  %dst6 = getelementptr inbounds float, ptr %dst, i64 6
-  store float %tmp6, ptr %dst6
-  ret void
-}
-
-declare dso_local void @llvm.seh.scope.begin()
-declare dso_local void @llvm.seh.scope.end()
-declare dso_local i32 @__CxxFrameHandler3(...)
-declare dso_local void @foo(ptr %addr)
-declare void @llvm.dbg.value(metadata, metadata, metadata)
-
-!llvm.module.flags = !{!0, !1, !2, !3}
-!llvm.dbg.cu = !{!14}
-
-!0 = !{i32 2, !"eh-asynch", i32 1}
-!1 = !{i32 2, !"CodeView", i32 1}
-!2 = !{i32 2, !"Debug Info Version", i32 3}
-!3 = !{i32 7, !"uwtable", i32 2}
-
-!4 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
-!5 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !4, size: 64)
-!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
-!7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !6, size: 64)
-!8 = !DISubroutineType(types: !9)
-!9 = !{null, !7, !5, !5}
-!10 = !DIFile(filename: "c:/main.cpp", directory: "")
-!11 = distinct !DISubprogram(name: "main", scope: !10, file: !10, line: 5, type: !8, scopeLine: 11, unit: !14)
-!12 = !DILocalVariable(name: "addr", scope: !11, file: !10, line: 5, type: !7)
-!13 = !DILocation(line: 7, scope: !11)
-!14 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !10, isOptimized: true, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)