1; RUN: opt < %s -passes=gvn 2target 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-S128" 3%struct.S0 = type { [2 x i8], [2 x i8], [4 x i8], [2 x i8], i32, i32, i32, i32 } 4define void @fn1(ptr byval(%struct.S0) align 8 %p1) { 5 br label %for.cond 6for.cond: ; preds = %1, %0 7 br label %for.end 8 %f2 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 2 9 %f9 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 7 10 br label %for.cond 11for.end: ; preds = %for.cond 12 br i1 true, label %if.else, label %if.then 13if.then: ; preds = %for.end 14 %f22 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 2 15 %f7 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 5 16 %tmp7 = load i32, ptr %f7, align 8 17 br label %if.end40 18if.else: ; preds = %for.end 19 br i1 false, label %for.cond18, label %if.then6 20if.then6: ; preds = %if.else 21 %f3 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 2 22 %f5 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 3 23 %bf.load13 = load i16, ptr %f5, align 8 24 br label %if.end36 25for.cond18: ; preds = %if.else 26 call void @fn4() 27 br i1 true, label %if.end, label %if.end36 28if.end: ; preds = %for.cond18 29 %f321 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 2 30 %f925 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 7 31 %f526 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 3 32 %bf.load27 = load i16, ptr %f526, align 8 33 br label %if.end36 34if.end36: ; preds = %if.end, %for.cond18, %if.then6 35 %f537 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 3 36 %bf.load38 = load i16, ptr %f537, align 8 37 %bf.clear39 = and i16 %bf.load38, -16384 38 br label %if.end40 39if.end40: ; preds = %if.end36, %if.then 40 %f6 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 4 41 %tmp18 = load i32, ptr %f6, align 4 42 call void @fn2(i32 %tmp18) 43 %f8 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 6 44 %tmp19 = load i32, ptr %f8, align 4 45 %tobool41 = icmp eq i32 %tmp19, 0 46 br i1 true, label %if.end50, label %if.then42 47if.then42: ; preds = %if.end40 48 %f547 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 3 49 %bf.load48 = load i16, ptr %f547, align 8 50 br label %if.end50 51if.end50: ; preds = %if.then42, %if.end40 52 %f551 = getelementptr inbounds %struct.S0, ptr %p1, i64 0, i32 3 53 %bf.load52 = load i16, ptr %f551, align 8 54 %bf.clear53 = and i16 %bf.load52, -16384 55 ret void 56} 57declare void @fn2(i32) 58declare void @fn4() 59