1 ; RUN: llc -march=hexagon -hexagon-loop-range=0 < %s | FileCheck %s 2 3 ; Test that the loop start address operand uses a constant extender 4 ; if the offset is out of range. 5 6 ; CHECK: loop0(##.LBB 7 ; CHECK: endloop0 8 9 @g = external global i32, align 4 10 11 define void @test(i32* nocapture %a, i32* nocapture readonly %b, i32 %n) #0 { 12 entry: 13 %cmp6 = icmp slt i32 %n, 1 14 br i1 %cmp6, label %for.end, label %for.body.preheader 15 16 for.body.preheader: 17 br label %for.body 18 19 for.body: 20 %i.07 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ] 21 %arrayidx = getelementptr inbounds i32, i32* %b, i32 %i.07 22 %0 = load i32, i32* %arrayidx, align 4 23 %1 = load i32, i32* @g, align 4 24 %mul = mul nsw i32 %1, %0 25 %arrayidx1 = getelementptr inbounds i32, i32* %a, i32 %i.07 26 store i32 %mul, i32* %arrayidx1, align 4 27 %inc = add nuw nsw i32 %i.07, 1 28 %exitcond = icmp eq i32 %inc, %n 29 br i1 %exitcond, label %for.end.loopexit, label %for.body 30 31 for.end.loopexit: 32 br label %for.end 33 34 for.end: 35 ret void 36 } 37
