1; RUN: opt -mtriple=amdgcn-- -mcpu=gfx90a -passes=loop-vectorize %s -S -o - | FileCheck %s 2 3; CHECK-LABEL: @test 4; CHECK-LABEL: vector.body: 5; CHECK: br i1 %{{[0-9]+}}, label %middle.block, label %vector.body, !llvm.loop !0 6; CHECK-LABEL: middle.block: 7; CHECK-LABEL: scalar.ph: 8; CHECK-LABEL: loop.body: 9; CHECK: br i1 %cond, label %exit, label %loop.body, !llvm.loop !2 10; CHECK: !0 = distinct !{!0, !1} 11; CHECK: !1 = !{!"llvm.loop.isvectorized", i32 1} 12; CHECK: !2 = distinct !{!2, !3, !1} 13; CHECK: !3 = !{!"llvm.loop.unroll.runtime.disable"} 14 15 16define amdgpu_kernel void @test(ptr addrspace(1) %out, ptr addrspace(3) %lds, i32 %n) { 17 18entry: 19 br label %loop.body 20 21loop.body: 22 %counter = phi i32 [0, %entry], [%inc, %loop.body] 23 %ptr_lds = getelementptr i32, ptr addrspace(3) %lds, i32 %counter 24 %val = load i32, ptr addrspace(3) %ptr_lds 25 %ptr_out = getelementptr i32, ptr addrspace(1) %out, i32 %counter 26 store i32 %val, ptr addrspace(1) %ptr_out 27 %inc = add i32 %counter, 1 28 %cond = icmp sge i32 %counter, %n 29 br i1 %cond, label %exit, label %loop.body 30 31exit: 32 ret void 33} 34 35