1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -loop-reduce -S | FileCheck %s 3 4target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:1" 5target triple = "x86_64-unknown-linux-gnu" 6 7define i32 @pluto(i32 %arg) #0 { 8; CHECK-LABEL: @pluto( 9; CHECK-NEXT: bb: 10; CHECK-NEXT: br label [[BB10:%.*]] 11; CHECK: bb1: 12; CHECK-NEXT: store i64 [[LSR_IV_NEXT2:%.*]], ptr addrspace(1) undef, align 8 13; CHECK-NEXT: ret i32 [[LSR_IV_NEXT:%.*]] 14; CHECK: bb10: 15; CHECK-NEXT: [[LSR_IV1:%.*]] = phi i64 [ [[LSR_IV_NEXT2]], [[BB10]] ], [ 9, [[BB:%.*]] ] 16; CHECK-NEXT: [[LSR_IV:%.*]] = phi i32 [ [[LSR_IV_NEXT]], [[BB10]] ], [ undef, [[BB]] ] 17; CHECK-NEXT: [[LSR_IV_NEXT]] = add i32 [[LSR_IV]], 1 18; CHECK-NEXT: [[LSR_IV_NEXT2]] = add nuw nsw i64 [[LSR_IV1]], 1 19; CHECK-NEXT: br i1 true, label [[BB1:%.*]], label [[BB10]] 20; 21 22bb: 23 br label %bb10 24 25bb1: ; preds = %bb10 26 %tmp = and i64 %tmp24, 4294967295 27 %tmp2 = shl i64 %tmp23, 33 28 %tmp3 = ashr exact i64 %tmp2, 32 29 %tmp4 = add i64 undef, %tmp 30 %tmp5 = add i64 %tmp4, %tmp3 31 %tmp6 = add i64 %tmp5, undef 32 %tmp7 = add i64 %tmp6, undef 33 %tmp8 = add i64 undef, %tmp7 34 store i64 %tmp8, ptr addrspace(1) undef, align 8 35 %tmp9 = trunc i64 %tmp7 to i32 36 ret i32 %tmp9 37 38bb10: ; preds = %bb10, %bb 39 %tmp11 = phi i64 [ 9, %bb ], [ %tmp24, %bb10 ] 40 %tmp12 = shl i64 undef, 1 41 %tmp13 = mul i64 %tmp12, %tmp12 42 %tmp14 = shl i64 %tmp13, 1 43 %tmp15 = mul i64 %tmp14, %tmp14 44 %tmp16 = shl i64 %tmp15, 1 45 %tmp17 = mul i64 %tmp16, %tmp16 46 %tmp18 = shl i64 %tmp17, 1 47 %tmp19 = mul i64 %tmp18, %tmp18 48 %tmp20 = shl i64 %tmp19, 1 49 %tmp21 = mul i64 %tmp20, %tmp20 50 %tmp22 = shl i64 %tmp21, 1 51 %tmp23 = mul i64 %tmp22, %tmp22 52 %tmp24 = add nuw nsw i64 %tmp11, 1 53 br i1 true, label %bb1, label %bb10 54} 55 56 57attributes #0 = { "target-cpu"="broadwell" "target-features"="+sse2,+cx16,+sahf,-tbm,-avx512ifma,-sha,-gfni,-fma4,-vpclmulqdq,+prfchw,+bmi2,-cldemote,+fsgsbase,-ptwrite,-xsavec,+popcnt,+aes,-avx512bitalg,-movdiri,-xsaves,-avx512vnni,-avx512vpopcntdq,-pconfig,-clwb,-avx512f,-clzero,-pku,+mmx,-lwp,-rdpid,-xop,+rdseed,-waitpkg,-movdir64b,-sse4a,-avx512bw,-clflushopt,+xsave,-avx512vbmi2,+64bit,-avx512vl,+invpcid,-avx512cd,+avx,-vaes,+rtm,+fma,+bmi,+rdrnd,-mwaitx,+sse4.1,+sse4.2,+avx2,-wbnoinvd,+sse,+lzcnt,+pclmul,+f16c,+ssse3,-sgx,-shstk,+cmov,-avx512vbmi,+movbe,+xsaveopt,-avx512dq,+adx,-avx512pf,+sse3" } 58