Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/Hexagon/find-loop-instr.ll

@@ -1,79 +0,0 @@
-; RUN: llc -march=hexagon < %s
-; REQUIRES: asserts
-
-; This code causes multiple endloop instructions to be generated for the
-; same loop. The findLoopInstr would encounter for one endloop would encounter
-; the other endloop, and return null in response. This resulted in a crash.
-;
-; Check that with the fix we are able to compile this code successfully.
-
-target triple = "hexagon"
-
-; Function Attrs: norecurse
-define void @fred() local_unnamed_addr #0 align 2 {
-b0:
-  br label %b7
-
-b1:                                               ; preds = %b9
-  br i1 undef, label %b4, label %b2
-
-b2:                                               ; preds = %b1
-  %v3 = sub i32 undef, undef
-  br label %b4
-
-b4:                                               ; preds = %b2, %b1
-  %v5 = phi i32 [ undef, %b1 ], [ %v3, %b2 ]
-  br i1 undef, label %b14, label %b6
-
-b6:                                               ; preds = %b4
-  br label %b10
-
-b7:                                               ; preds = %b0
-  br i1 undef, label %b9, label %b8
-
-b8:                                               ; preds = %b7
-  unreachable
-
-b9:                                               ; preds = %b7
-  br label %b1
-
-b10:                                              ; preds = %b21, %b6
-  %v11 = phi i32 [ %v22, %b21 ], [ %v5, %b6 ]
-  br i1 undef, label %b21, label %b12
-
-b12:                                              ; preds = %b10
-  br label %b15
-
-b13:                                              ; preds = %b21
-  br label %b14
-
-b14:                                              ; preds = %b13, %b4
-  ret void
-
-b15:                                              ; preds = %b12
-  br i1 undef, label %b16, label %b17
-
-b16:                                              ; preds = %b15
-  store i32 0, i32* undef, align 4
-  br label %b21
-
-b17:                                              ; preds = %b15
-  br label %b18
-
-b18:                                              ; preds = %b17
-  br i1 undef, label %b19, label %b20
-
-b19:                                              ; preds = %b18
-  br label %b21
-
-b20:                                              ; preds = %b18
-  store i32 0, i32* undef, align 4
-  br label %b21
-
-b21:                                              ; preds = %b20, %b19, %b16, %b10
-  %v22 = add i32 %v11, -8
-  %v23 = icmp eq i32 %v22, 0
-  br i1 %v23, label %b13, label %b10
-}
-
-attributes #0 = { norecurse "target-cpu"="hexagonv60" "target-features"="-hvx,-long-calls" }