diff --git a/test/CodeGen/ARM/2007-05-07-jumptoentry.ll b/test/CodeGen/ARM/2007-05-07-jumptoentry.ll new file mode 100644 index 00000000000..11431be9c28 --- /dev/null +++ b/test/CodeGen/ARM/2007-05-07-jumptoentry.ll @@ -0,0 +1,58 @@ +; RUN: llvm-as < %s | llc | not grep 1_0 +; This used to create an extra branch to 'entry', LBB1_0. + +; ModuleID = 'bug.bc' +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64" +target triple = "arm-apple-darwin8" + %struct.HexxagonMove = type { i8, i8, i32 } + %struct.HexxagonMoveList = type { i32, %struct.HexxagonMove* } + +define void @_ZN16HexxagonMoveList8sortListEv(%struct.HexxagonMoveList* %this) { +entry: + %tmp51 = getelementptr %struct.HexxagonMoveList* %this, i32 0, i32 0 ; [#uses=1] + %tmp2 = getelementptr %struct.HexxagonMoveList* %this, i32 0, i32 1 ; <%struct.HexxagonMove**> [#uses=2] + br label %bb49 + +bb1: ; preds = %bb49 + %tmp3 = load %struct.HexxagonMove** %tmp2 ; <%struct.HexxagonMove*> [#uses=5] + %tmp6 = getelementptr %struct.HexxagonMove* %tmp3, i32 %i.1, i32 2 ; [#uses=1] + %tmp7 = load i32* %tmp6 ; [#uses=2] + %tmp12 = add i32 %i.1, 1 ; [#uses=7] + %tmp14 = getelementptr %struct.HexxagonMove* %tmp3, i32 %tmp12, i32 2 ; [#uses=1] + %tmp15 = load i32* %tmp14 ; [#uses=1] + %tmp16 = icmp slt i32 %tmp7, %tmp15 ; [#uses=1] + br i1 %tmp16, label %cond_true, label %bb49 + +cond_true: ; preds = %bb1 + %tmp23.0 = getelementptr %struct.HexxagonMove* %tmp3, i32 %i.1, i32 0 ; [#uses=2] + %tmp67 = load i8* %tmp23.0 ; [#uses=1] + %tmp23.1 = getelementptr %struct.HexxagonMove* %tmp3, i32 %i.1, i32 1 ; [#uses=1] + %tmp68 = load i8* %tmp23.1 ; [#uses=1] + %tmp3638 = getelementptr %struct.HexxagonMove* %tmp3, i32 %tmp12, i32 0 ; [#uses=1] + tail call void @llvm.memcpy.i32( i8* %tmp23.0, i8* %tmp3638, i32 8, i32 4 ) + %tmp41 = load %struct.HexxagonMove** %tmp2 ; <%struct.HexxagonMove*> [#uses=3] + %tmp44.0 = getelementptr %struct.HexxagonMove* %tmp41, i32 %tmp12, i32 0 ; [#uses=1] + store i8 %tmp67, i8* %tmp44.0 + %tmp44.1 = getelementptr %struct.HexxagonMove* %tmp41, i32 %tmp12, i32 1 ; [#uses=1] + store i8 %tmp68, i8* %tmp44.1 + %tmp44.2 = getelementptr %struct.HexxagonMove* %tmp41, i32 %tmp12, i32 2 ; [#uses=1] + store i32 %tmp7, i32* %tmp44.2 + br label %bb49 + +bb49: ; preds = %bb59, %cond_true, %bb1, %entry + %i.1 = phi i32 [ 0, %entry ], [ %tmp12, %bb1 ], [ %tmp12, %cond_true ], [ 0, %bb59 ] ; [#uses=5] + %move.2 = phi i32 [ 0, %entry ], [ 1, %cond_true ], [ %move.2, %bb1 ], [ 0, %bb59 ] ; [#uses=2] + %tmp52 = load i32* %tmp51 ; [#uses=1] + %tmp53 = add i32 %tmp52, -1 ; [#uses=1] + %tmp55 = icmp sgt i32 %tmp53, %i.1 ; [#uses=1] + br i1 %tmp55, label %bb1, label %bb59 + +bb59: ; preds = %bb49 + %tmp61 = icmp eq i32 %move.2, 0 ; [#uses=1] + br i1 %tmp61, label %return, label %bb49 + +return: ; preds = %bb59 + ret void +} + +declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)