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1; RUN: llc -mtriple=arc < %s | FileCheck %s2 3; CHECK-LABEL: copy4; CHECK-NOT: add5define void @copy(ptr inreg nocapture %p, ptr inreg nocapture readonly %q) {6entry:7 br label %while.cond8 9while.cond: ; preds = %while.cond, %entry10 %p.addr.0 = phi ptr [ %p, %entry ], [ %incdec.ptr1, %while.cond ]11 %q.addr.0 = phi ptr [ %q, %entry ], [ %incdec.ptr, %while.cond ]12 %incdec.ptr = getelementptr inbounds i8, ptr %q.addr.0, i32 113 %0 = load i8, ptr %q.addr.0, align 114 %incdec.ptr1 = getelementptr inbounds i8, ptr %p.addr.0, i32 115 store i8 %0, ptr %p.addr.0, align 116 %tobool = icmp eq i8 %0, 017 br i1 %tobool, label %while.end, label %while.cond18 19while.end: ; preds = %while.cond20 ret void21}22 23 24%struct._llist = type { ptr, ptr, i32 }25 26; CHECK-LABEL: neg127; CHECK-NOT: std.ab28define void @neg1(ptr inreg nocapture %a, ptr inreg nocapture readonly %b, i32 inreg %n) {29entry:30 %cmp6 = icmp sgt i32 %n, 031 br i1 %cmp6, label %for.body, label %for.cond.cleanup32 33for.cond.cleanup:34 ret void35 36for.body:37 %i.07 = phi i32 [ %inc, %for.body ], [ 0, %entry ]38 %arrayidx = getelementptr inbounds i8, ptr %b, i32 %i.0739 %0 = load i8, ptr %arrayidx, align 140 %mul = mul nuw nsw i32 %i.07, 25741 %arrayidx1 = getelementptr inbounds i8, ptr %a, i32 %mul42 store i8 %0, ptr %arrayidx1, align 143 %inc = add nuw nsw i32 %i.07, 144 %exitcond = icmp eq i32 %inc, %n45 br i1 %exitcond, label %for.cond.cleanup, label %for.body46}47 48; CHECK-LABEL: neg249; CHECK-NOT: st.ab50define void @neg2(ptr inreg %a, i32 inreg %n) {51entry:52 %cmp13 = icmp sgt i32 %n, 053 br i1 %cmp13, label %for.body, label %for.cond.cleanup54 55for.cond.cleanup:56 ret void57 58for.body:59 %i.014 = phi i32 [ %inc, %for.body ], [ 0, %entry ]60 %arrayidx = getelementptr inbounds %struct._llist, ptr %a, i32 %i.01461 %next = getelementptr inbounds %struct._llist, ptr %arrayidx, i32 0, i32 062 store ptr %arrayidx, ptr %next, align 463 %prev = getelementptr inbounds %struct._llist, ptr %a, i32 %i.014, i32 164 store ptr %arrayidx, ptr %prev, align 465 %inc = add nuw nsw i32 %i.014, 166 %exitcond = icmp eq i32 %inc, %n67 br i1 %exitcond, label %for.cond.cleanup, label %for.body68}69