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49 lines
1.9 KiB
49 lines
1.9 KiB
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -march=amdgcn -mcpu=gfx1010 | FileCheck %s --check-prefix=GCN
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define void @vgpr_descriptor_waterfall_loop_idom_update(<4 x i32>* %arg) #0 {
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; GCN-LABEL: vgpr_descriptor_waterfall_loop_idom_update:
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; GCN: ; %bb.0: ; %entry
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: s_waitcnt_vscnt null, 0x0
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; GCN-NEXT: BB0_1: ; %bb0
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; GCN-NEXT: ; =>This Loop Header: Depth=1
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; GCN-NEXT: ; Child Loop BB0_2 Depth 2
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; GCN-NEXT: v_add_co_u32_e64 v2, vcc_lo, v0, 8
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; GCN-NEXT: s_mov_b32 s5, exec_lo
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; GCN-NEXT: v_add_co_ci_u32_e32 v3, vcc_lo, 0, v1, vcc_lo
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; GCN-NEXT: s_clause 0x1
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; GCN-NEXT: flat_load_dwordx2 v[2:3], v[2:3]
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; GCN-NEXT: flat_load_dwordx2 v[4:5], v[0:1]
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; GCN-NEXT: BB0_2: ; Parent Loop BB0_1 Depth=1
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; GCN-NEXT: ; => This Inner Loop Header: Depth=2
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; GCN-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GCN-NEXT: v_readfirstlane_b32 s8, v4
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; GCN-NEXT: v_readfirstlane_b32 s9, v5
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; GCN-NEXT: v_readfirstlane_b32 s10, v2
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; GCN-NEXT: v_readfirstlane_b32 s11, v3
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; GCN-NEXT: v_cmp_eq_u64_e32 vcc_lo, s[8:9], v[4:5]
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; GCN-NEXT: v_cmp_eq_u64_e64 s4, s[10:11], v[2:3]
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; GCN-NEXT: s_and_b32 s4, vcc_lo, s4
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; GCN-NEXT: s_and_saveexec_b32 s4, s4
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; GCN-NEXT: s_nop 0
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; GCN-NEXT: buffer_store_dword v0, v0, s[8:11], 0 offen
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; GCN-NEXT: s_waitcnt_depctr 0xffe3
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; GCN-NEXT: s_xor_b32 exec_lo, exec_lo, s4
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; GCN-NEXT: s_cbranch_execnz BB0_2
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; GCN-NEXT: ; %bb.3: ; in Loop: Header=BB0_1 Depth=1
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; GCN-NEXT: s_mov_b32 exec_lo, s5
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; GCN-NEXT: s_branch BB0_1
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entry:
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br label %bb0
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bb0:
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%desc = load <4 x i32>, <4 x i32>* %arg, align 8
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tail call void @llvm.amdgcn.raw.buffer.store.f32(float undef, <4 x i32> %desc, i32 undef, i32 0, i32 0)
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br label %bb0
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}
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declare void @llvm.amdgcn.raw.buffer.store.f32(float, <4 x i32>, i32, i32, i32 immarg) #0
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attributes #0 = { nounwind writeonly }
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