1 ; RUN: llc --start-before loop-reduce --stop-after loop-reduce %s -o - | FileCheck %s 2 target datalayout = "e-m:e-p:32:32-i64:64-n32-S128" 3 target triple = "x86_64-unknown-linux-gnu" 4 5 ; CHECK-LABEL: @hoge 6 define void @hoge() { 7 bb: 8 %tmp = sext i32 undef to i64 9 %tmp3 = sub nsw i64 0, %tmp 10 br label %bb4 11 12 bb4: ; preds = %bb20, %bb 13 %tmp5 = getelementptr inbounds double, double* undef, i64 undef 14 %tmp6 = getelementptr inbounds double, double* %tmp5, i64 %tmp3 15 br label %bb7 16 17 bb7: ; preds = %bb7, %bb4 18 %tmp8 = phi double* [ %tmp10, %bb7 ], [ %tmp6, %bb4 ] 19 %tmp9 = load double, double* %tmp8 20 %tmp10 = getelementptr inbounds double, double* %tmp8, i64 1 21 br i1 true, label %bb11, label %bb7 22 23 bb11: ; preds = %bb7 24 br i1 undef, label %bb20, label %bb12 25 26 bb12: ; preds = %bb11 27 br label %bb13 28 29 bb13: ; preds = %bb13, %bb12 30 %tmp14 = phi double* [ %tmp18, %bb13 ], [ %tmp10, %bb12 ] 31 %tmp15 = load double, double* %tmp14, align 8 32 %tmp16 = getelementptr inbounds double, double* %tmp14, i64 1 33 %tmp17 = load double, double* %tmp16, align 8 34 %tmp18 = getelementptr inbounds double, double* %tmp14, i64 8 35 br i1 true, label %bb19, label %bb13 36 37 bb19: ; preds = %bb13 38 br label %bb20 39 40 bb20: ; preds = %bb19, %bb11 41 br label %bb4 42 } 43
