1 ; RUN: opt -indvars -S < %s | FileCheck %s 2 ; rdar://8197217 3 4 ; Indvars should be able to emit a clean GEP here, not an uglygep. 5 6 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 7 target triple = "x86_64-apple-darwin11.0" 8 9 @numf2s = external global i32 ; <i32*> [#uses=1] 10 @numf1s = external global i32 ; <i32*> [#uses=1] 11 @tds = external global double** ; <double***> [#uses=1] 12 13 define void @init_td(i32 %tmp7) nounwind { 14 ; CHECK-LABEL: @init_td 15 ; CHECK-NOT: uglygep 16 entry: 17 br label %bb4 18 19 bb4: ; preds = %bb3, %entry 20 %i.0 = phi i32 [ 0, %entry ], [ %tmp9, %bb3 ] ; <i32> [#uses=3] 21 br label %bb 22 23 bb: ; preds = %bb4 24 br label %bb2 25 26 bb2: ; preds = %bb1, %bb 27 %j.0 = phi i32 [ 0, %bb ], [ %tmp6, %bb1 ] ; <i32> [#uses=3] 28 %tmp8 = icmp slt i32 %j.0, %tmp7 ; <i1> [#uses=1] 29 br i1 %tmp8, label %bb1, label %bb3 30 31 bb1: ; preds = %bb2 32 %tmp = load double**, double*** @tds, align 8 ; <double**> [#uses=1] 33 %tmp1 = sext i32 %i.0 to i64 ; <i64> [#uses=1] 34 %tmp2 = getelementptr inbounds double*, double** %tmp, i64 %tmp1 ; <double**> [#uses=1] 35 %tmp3 = load double*, double** %tmp2, align 1 ; <double*> [#uses=1] 36 %tmp6 = add nsw i32 %j.0, 1 ; <i32> [#uses=1] 37 br label %bb2 38 39 bb3: ; preds = %bb2 40 %tmp9 = add nsw i32 %i.0, 1 ; <i32> [#uses=1] 41 br label %bb4 42 } 43
