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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx908 < %s | FileCheck %s3 4define amdgpu_kernel void @cannot_create_empty_or_backwards_segment(i1 %arg, i1 %arg1, i1 %arg2, i1 %arg3, i1 %arg4, i1 %arg5) {5; CHECK-LABEL: cannot_create_empty_or_backwards_segment:6; CHECK: ; %bb.0: ; %bb7; CHECK-NEXT: s_mov_b64 s[26:27], s[2:3]8; CHECK-NEXT: s_mov_b64 s[24:25], s[0:1]9; CHECK-NEXT: s_load_dwordx2 s[0:1], s[8:9], 0x010; CHECK-NEXT: s_add_u32 s24, s24, s1711; CHECK-NEXT: s_addc_u32 s25, s25, 012; CHECK-NEXT: s_waitcnt lgkmcnt(0)13; CHECK-NEXT: s_bitcmp1_b32 s0, 014; CHECK-NEXT: s_cselect_b64 s[2:3], -1, 015; CHECK-NEXT: s_bitcmp1_b32 s0, 816; CHECK-NEXT: s_cselect_b64 s[10:11], -1, 017; CHECK-NEXT: s_bitcmp1_b32 s0, 1618; CHECK-NEXT: v_cndmask_b32_e64 v0, 0, 1, s[2:3]19; CHECK-NEXT: s_cselect_b64 s[2:3], -1, 020; CHECK-NEXT: s_bitcmp1_b32 s0, 2421; CHECK-NEXT: s_cselect_b64 s[8:9], -1, 022; CHECK-NEXT: s_xor_b64 s[4:5], s[8:9], -123; CHECK-NEXT: s_bitcmp1_b32 s1, 024; CHECK-NEXT: v_cndmask_b32_e64 v1, 0, 1, s[2:3]25; CHECK-NEXT: s_cselect_b64 s[12:13], -1, 026; CHECK-NEXT: s_bitcmp1_b32 s1, 827; CHECK-NEXT: s_cselect_b64 s[14:15], -1, 028; CHECK-NEXT: v_cmp_ne_u32_e64 s[2:3], 1, v129; CHECK-NEXT: s_and_b64 s[4:5], exec, s[4:5]30; CHECK-NEXT: s_and_b64 s[6:7], exec, s[10:11]31; CHECK-NEXT: v_cmp_ne_u32_e64 s[0:1], 1, v032; CHECK-NEXT: v_mov_b32_e32 v0, 033; CHECK-NEXT: s_branch .LBB0_334; CHECK-NEXT: .LBB0_1: ; in Loop: Header=BB0_3 Depth=135; CHECK-NEXT: s_mov_b64 s[18:19], 036; CHECK-NEXT: s_mov_b64 s[20:21], -137; CHECK-NEXT: s_mov_b64 s[16:17], -138; CHECK-NEXT: s_mov_b64 s[22:23], -139; CHECK-NEXT: .LBB0_2: ; %Flow740; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=141; CHECK-NEXT: s_and_b64 vcc, exec, s[22:23]42; CHECK-NEXT: s_cbranch_vccnz .LBB0_1243; CHECK-NEXT: .LBB0_3: ; %bb744; CHECK-NEXT: ; =>This Inner Loop Header: Depth=145; CHECK-NEXT: s_and_b64 vcc, exec, s[2:3]46; CHECK-NEXT: s_cbranch_vccnz .LBB0_147; CHECK-NEXT: ; %bb.4: ; %bb848; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=149; CHECK-NEXT: s_mov_b64 vcc, s[4:5]50; CHECK-NEXT: s_cbranch_vccz .LBB0_651; CHECK-NEXT: ; %bb.5: ; %bb952; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=153; CHECK-NEXT: s_mov_b64 s[16:17], 054; CHECK-NEXT: s_mov_b64 s[18:19], -155; CHECK-NEXT: s_mov_b64 s[22:23], s[10:11]56; CHECK-NEXT: s_cbranch_execz .LBB0_757; CHECK-NEXT: s_branch .LBB0_858; CHECK-NEXT: .LBB0_6: ; in Loop: Header=BB0_3 Depth=159; CHECK-NEXT: s_mov_b64 s[16:17], -160; CHECK-NEXT: s_mov_b64 s[18:19], 061; CHECK-NEXT: s_mov_b64 s[22:23], 062; CHECK-NEXT: .LBB0_7: ; %bb1063; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=164; CHECK-NEXT: s_mov_b64 s[18:19], -165; CHECK-NEXT: s_mov_b64 s[16:17], 066; CHECK-NEXT: s_mov_b64 s[22:23], s[14:15]67; CHECK-NEXT: .LBB0_8: ; %Flow968; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=169; CHECK-NEXT: s_mov_b64 s[20:21], -170; CHECK-NEXT: s_andn2_b64 vcc, exec, s[22:23]71; CHECK-NEXT: s_mov_b64 s[22:23], -172; CHECK-NEXT: s_cbranch_vccnz .LBB0_273; CHECK-NEXT: ; %bb.9: ; %bb1374; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=175; CHECK-NEXT: s_mov_b64 s[16:17], 076; CHECK-NEXT: s_mov_b64 s[20:21], 077; CHECK-NEXT: s_mov_b64 vcc, s[6:7]78; CHECK-NEXT: s_cbranch_vccz .LBB0_1179; CHECK-NEXT: ; %bb.10: ; %bb1680; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=181; CHECK-NEXT: s_mov_b64 s[20:21], -182; CHECK-NEXT: s_mov_b64 s[22:23], s[12:13]83; CHECK-NEXT: .LBB0_11: ; %Flow1184; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=185; CHECK-NEXT: s_mov_b64 s[18:19], 086; CHECK-NEXT: s_branch .LBB0_287; CHECK-NEXT: .LBB0_12: ; %loop.exit.guard688; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=189; CHECK-NEXT: s_xor_b64 s[22:23], s[20:21], -190; CHECK-NEXT: s_mov_b64 s[20:21], -191; CHECK-NEXT: s_and_b64 vcc, exec, s[22:23]92; CHECK-NEXT: s_cbranch_vccz .LBB0_1693; CHECK-NEXT: ; %bb.13: ; %bb1494; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=195; CHECK-NEXT: s_and_b64 vcc, exec, s[0:1]96; CHECK-NEXT: s_cbranch_vccnz .LBB0_1597; CHECK-NEXT: ; %bb.14: ; %bb1598; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=199; CHECK-NEXT: buffer_store_dword v0, off, s[24:27], 0 offset:4100; CHECK-NEXT: buffer_store_dword v0, off, s[24:27], 0101; CHECK-NEXT: .LBB0_15: ; %Flow102; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=1103; CHECK-NEXT: s_mov_b64 s[20:21], 0104; CHECK-NEXT: .LBB0_16: ; %Flow13105; CHECK-NEXT: ; in Loop: Header=BB0_3 Depth=1106; CHECK-NEXT: s_andn2_b64 vcc, exec, s[20:21]107; CHECK-NEXT: s_cbranch_vccnz .LBB0_3108; CHECK-NEXT: ; %bb.17: ; %loop.exit.guard109; CHECK-NEXT: s_and_b64 vcc, exec, s[16:17]110; CHECK-NEXT: s_cbranch_vccnz .LBB0_22111; CHECK-NEXT: ; %bb.18: ; %loop.exit.guard5112; CHECK-NEXT: s_and_b64 vcc, exec, s[18:19]113; CHECK-NEXT: s_cbranch_vccnz .LBB0_23114; CHECK-NEXT: ; %bb.19: ; %bb17115; CHECK-NEXT: s_and_b64 vcc, exec, s[8:9]116; CHECK-NEXT: s_cbranch_vccz .LBB0_21117; CHECK-NEXT: ; %bb.20: ; %bb19118; CHECK-NEXT: s_and_b64 vcc, exec, s[0:1]119; CHECK-NEXT: s_cbranch_vccz .LBB0_22120; CHECK-NEXT: .LBB0_21: ; %bb18121; CHECK-NEXT: s_endpgm122; CHECK-NEXT: .LBB0_22: ; %bb20123; CHECK-NEXT: .LBB0_23: ; %bb12124bb:125 br label %bb6126 127bb6: ; preds = %bb15, %bb14, %bb128 br label %bb7129 130bb7: ; preds = %bb16, %bb6131 br i1 %arg2, label %bb8, label %bb20132 133bb8: ; preds = %bb7134 br i1 %arg3, label %bb10, label %bb9135 136bb9: ; preds = %bb8137 br i1 %arg1, label %bb13, label %bb12138 139bb10: ; preds = %bb8140 br i1 %arg5, label %bb11, label %bb12141 142bb11: ; preds = %bb10143 br label %bb13144 145bb12: ; preds = %bb10, %bb9146 unreachable147 148bb13: ; preds = %bb11, %bb9149 br i1 %arg1, label %bb16, label %bb14150 151bb14: ; preds = %bb13152 br i1 %arg, label %bb15, label %bb6153 154bb15: ; preds = %bb14155 store double 0.000000e+00, ptr addrspace(5) null, align 2147483648156 br label %bb6157 158bb16: ; preds = %bb13159 br i1 %arg4, label %bb17, label %bb7160 161bb17: ; preds = %bb16162 br i1 %arg3, label %bb19, label %bb18163 164bb18: ; preds = %bb17165 ret void166 167bb19: ; preds = %bb17168 br i1 %arg, label %bb20, label %bb21169 170bb20: ; preds = %bb19, %bb7171 unreachable172 173bb21: ; preds = %bb19174 ret void175}176