Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/X86/lrshrink.ll

@@ -1,57 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
-
-; Checks if "%7 = add nuw nsw i64 %4, %2" is moved before the last call
-; to minimize live-range.
-
-define i64 @test(i1 %a, i64 %r1, i64 %r2, i64 %s1, i64 %s2, i64 %t1, i64 %t2) {
-entry:
-  br i1 %a, label %then, label %else
-
-then:
-  br label %else
-
-else:
-  %0 = phi i64 [ 4, %entry ], [ 10, %then ]
-  %r = phi i64 [ %r1, %entry ], [ %r2, %then ]
-  %s = phi i64 [ %s1, %entry ], [ %s2, %then ]
-  %t = phi i64 [ %t1, %entry ], [ %t2, %then ]
-; CHECK-LABEL: test:
-; CHECK: add
-; CHECK: add
-; CHECK: call
-; CHECK: add
-; CHECK: call
-; CHECK: add
-; CHECK: call
-; CHECK: add
-  %1 = tail call i32 @_Z3foov()
-  %2 = zext i32 %1 to i64
-  %3 = tail call i32 @_Z3foov()
-  %4 = zext i32 %3 to i64
-  %5 = tail call i32 @_Z3foov()
-  %6 = zext i32 %5 to i64
-  %7 = add nuw nsw i64 %0, %r
-  tail call void @llvm.dbg.value(metadata i64 %7, i64 0, metadata !5, metadata !DIExpression()), !dbg !6
-  %8 = add nuw nsw i64 %2, %7
-  %9 = add nuw nsw i64 %4, %8
-  %10 = add nuw nsw i64 %6, %9
-  %11 = add nuw nsw i64 %s, %t
-  tail call void @llvm.dbg.value(metadata i64 %11, i64 0, metadata !5, metadata !DIExpression()), !dbg !6
-  %12 = add nuw nsw i64 %10, %11
-  ret i64 %12
-}
-
-declare i32 @_Z3foov()
-declare void @llvm.dbg.value(metadata, i64, metadata, metadata)
-
-!llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!1, !2}
-
-!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, emissionKind: FullDebug)
-!1 = !{i32 2, !"Dwarf Version", i32 4}
-!2 = !{i32 2, !"Debug Info Version", i32 3}
-!3 = !DIFile(filename: "a.c", directory: "./")
-!4 = distinct !DISubprogram(name: "test", scope: !3, unit: !0)
-!5 = !DILocalVariable(name: "x", scope: !4)
-!6 = !DILocation(line: 4, scope: !4)