508 lines
20 KiB
LLVM
508 lines
20 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; RUN: llc -mtriple=amdgcn -verify-machineinstrs -O0 < %s | FileCheck -check-prefix=GCN_DBG %s
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define amdgpu_kernel void @test_loop(ptr addrspace(3) %ptr, i32 %n) nounwind {
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; GCN-LABEL: test_loop:
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; GCN: ; %bb.0: ; %entry
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; GCN-NEXT: s_load_dword s2, s[0:1], 0xa
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_cmp_eq_u32 s2, -1
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; GCN-NEXT: s_cbranch_scc1 .LBB0_3
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; GCN-NEXT: ; %bb.1: ; %for.body.preheader
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; GCN-NEXT: s_load_dword s0, s[0:1], 0x9
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_addk_i32 s0, 0x80
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; GCN-NEXT: s_and_b64 vcc, exec, -1
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: .LBB0_2: ; %for.body
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; GCN-NEXT: ; =>This Inner Loop Header: Depth=1
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; GCN-NEXT: v_mov_b32_e32 v0, s0
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; GCN-NEXT: ds_read_b32 v1, v0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_add_f32_e32 v1, 1.0, v1
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; GCN-NEXT: ds_write_b32 v0, v1
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; GCN-NEXT: s_add_i32 s0, s0, 4
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; GCN-NEXT: s_mov_b64 vcc, vcc
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; GCN-NEXT: s_cbranch_vccnz .LBB0_2
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; GCN-NEXT: .LBB0_3: ; %for.exit
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; GCN-NEXT: s_endpgm
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;
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; GCN_DBG-LABEL: test_loop:
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; GCN_DBG: ; %bb.0: ; %entry
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; GCN_DBG-NEXT: s_mov_b32 s12, SCRATCH_RSRC_DWORD0
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; GCN_DBG-NEXT: s_mov_b32 s13, SCRATCH_RSRC_DWORD1
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; GCN_DBG-NEXT: s_mov_b32 s14, -1
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; GCN_DBG-NEXT: s_mov_b32 s15, 0xe8f000
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; GCN_DBG-NEXT: s_add_u32 s12, s12, s9
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; GCN_DBG-NEXT: s_addc_u32 s13, s13, 0
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; GCN_DBG-NEXT: ; implicit-def: $vgpr0 : SGPR spill to VGPR lane
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; GCN_DBG-NEXT: s_load_dword s0, s[2:3], 0x9
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 0
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; GCN_DBG-NEXT: s_load_dword s1, s[2:3], 0xa
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; GCN_DBG-NEXT: s_mov_b32 s0, 0
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; GCN_DBG-NEXT: s_mov_b32 s2, -1
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
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; GCN_DBG-NEXT: s_cmp_lg_u32 s1, s2
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
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; GCN_DBG-NEXT: s_mov_b64 s[4:5], exec
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; GCN_DBG-NEXT: s_mov_b64 exec, -1
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; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_cbranch_scc1 .LBB0_2
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; GCN_DBG-NEXT: ; %bb.1: ; %for.exit
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: ; kill: killed $vgpr0
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; GCN_DBG-NEXT: s_endpgm
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; GCN_DBG-NEXT: .LBB0_2: ; %for.body
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; GCN_DBG-NEXT: ; =>This Inner Loop Header: Depth=1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_waitcnt vmcnt(0)
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; GCN_DBG-NEXT: v_readlane_b32 s0, v0, 1
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; GCN_DBG-NEXT: v_readlane_b32 s2, v0, 0
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; GCN_DBG-NEXT: s_mov_b32 s1, 2
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; GCN_DBG-NEXT: s_lshl_b32 s1, s0, s1
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; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
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; GCN_DBG-NEXT: s_mov_b32 s2, 0x80
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; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
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; GCN_DBG-NEXT: s_mov_b32 m0, -1
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; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
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; GCN_DBG-NEXT: ds_read_b32 v1, v1
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; GCN_DBG-NEXT: s_mov_b32 s2, 1.0
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
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; GCN_DBG-NEXT: v_add_f32_e64 v2, v1, s2
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; GCN_DBG-NEXT: s_mov_b32 m0, -1
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; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
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; GCN_DBG-NEXT: ds_write_b32 v1, v2
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; GCN_DBG-NEXT: s_mov_b32 s1, 1
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; GCN_DBG-NEXT: s_add_i32 s0, s0, s1
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; GCN_DBG-NEXT: s_mov_b64 s[2:3], -1
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; GCN_DBG-NEXT: s_and_b64 vcc, exec, s[2:3]
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_cbranch_vccnz .LBB0_2
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; GCN_DBG-NEXT: ; %bb.3: ; %DummyReturnBlock
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: ; kill: killed $vgpr0
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; GCN_DBG-NEXT: s_endpgm
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entry:
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%cmp = icmp eq i32 %n, -1
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br i1 %cmp, label %for.exit, label %for.body
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for.exit:
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ret void
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for.body:
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%indvar = phi i32 [ %inc, %for.body ], [ 0, %entry ]
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%tmp = add i32 %indvar, 32
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%arrayidx = getelementptr float, ptr addrspace(3) %ptr, i32 %tmp
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%vecload = load float, ptr addrspace(3) %arrayidx, align 4
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%add = fadd float %vecload, 1.0
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store float %add, ptr addrspace(3) %arrayidx, align 8
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%inc = add i32 %indvar, 1
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br label %for.body
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}
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define amdgpu_kernel void @loop_const_true(ptr addrspace(3) %ptr, i32 %n) nounwind {
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; GCN-LABEL: loop_const_true:
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; GCN: ; %bb.0: ; %entry
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; GCN-NEXT: s_load_dword s0, s[0:1], 0x9
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_addk_i32 s0, 0x80
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; GCN-NEXT: s_and_b64 vcc, exec, -1
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: .LBB1_1: ; %for.body
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; GCN-NEXT: ; =>This Inner Loop Header: Depth=1
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; GCN-NEXT: v_mov_b32_e32 v0, s0
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; GCN-NEXT: ds_read_b32 v1, v0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_add_f32_e32 v1, 1.0, v1
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; GCN-NEXT: ds_write_b32 v0, v1
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; GCN-NEXT: s_add_i32 s0, s0, 4
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; GCN-NEXT: s_mov_b64 vcc, vcc
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; GCN-NEXT: s_cbranch_vccnz .LBB1_1
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; GCN-NEXT: ; %bb.2: ; %DummyReturnBlock
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; GCN-NEXT: s_endpgm
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;
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; GCN_DBG-LABEL: loop_const_true:
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; GCN_DBG: ; %bb.0: ; %entry
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; GCN_DBG-NEXT: s_mov_b32 s12, SCRATCH_RSRC_DWORD0
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; GCN_DBG-NEXT: s_mov_b32 s13, SCRATCH_RSRC_DWORD1
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; GCN_DBG-NEXT: s_mov_b32 s14, -1
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; GCN_DBG-NEXT: s_mov_b32 s15, 0xe8f000
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; GCN_DBG-NEXT: s_add_u32 s12, s12, s9
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; GCN_DBG-NEXT: s_addc_u32 s13, s13, 0
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; GCN_DBG-NEXT: ; implicit-def: $vgpr0 : SGPR spill to VGPR lane
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; GCN_DBG-NEXT: s_load_dword s0, s[2:3], 0x9
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 0
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; GCN_DBG-NEXT: s_mov_b32 s0, 0
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_branch .LBB1_2
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; GCN_DBG-NEXT: .LBB1_1: ; %for.exit
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: ; kill: killed $vgpr0
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; GCN_DBG-NEXT: s_endpgm
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; GCN_DBG-NEXT: .LBB1_2: ; %for.body
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; GCN_DBG-NEXT: ; =>This Inner Loop Header: Depth=1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_waitcnt vmcnt(0)
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; GCN_DBG-NEXT: v_readlane_b32 s0, v0, 1
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; GCN_DBG-NEXT: v_readlane_b32 s2, v0, 0
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; GCN_DBG-NEXT: s_mov_b32 s1, 2
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; GCN_DBG-NEXT: s_lshl_b32 s1, s0, s1
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; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
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; GCN_DBG-NEXT: s_mov_b32 s2, 0x80
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; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
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; GCN_DBG-NEXT: s_mov_b32 m0, -1
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; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
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; GCN_DBG-NEXT: ds_read_b32 v1, v1
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; GCN_DBG-NEXT: s_mov_b32 s2, 1.0
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
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; GCN_DBG-NEXT: v_add_f32_e64 v2, v1, s2
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; GCN_DBG-NEXT: s_mov_b32 m0, -1
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; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
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; GCN_DBG-NEXT: ds_write_b32 v1, v2
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; GCN_DBG-NEXT: s_mov_b32 s1, 1
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; GCN_DBG-NEXT: s_add_i32 s0, s0, s1
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; GCN_DBG-NEXT: s_mov_b64 s[2:3], 0
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; GCN_DBG-NEXT: s_and_b64 vcc, exec, s[2:3]
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_cbranch_vccnz .LBB1_1
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; GCN_DBG-NEXT: s_branch .LBB1_2
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entry:
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br label %for.body
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for.exit:
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ret void
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for.body:
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%indvar = phi i32 [ %inc, %for.body ], [ 0, %entry ]
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%tmp = add i32 %indvar, 32
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%arrayidx = getelementptr float, ptr addrspace(3) %ptr, i32 %tmp
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%vecload = load float, ptr addrspace(3) %arrayidx, align 4
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%add = fadd float %vecload, 1.0
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store float %add, ptr addrspace(3) %arrayidx, align 8
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%inc = add i32 %indvar, 1
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br i1 true, label %for.body, label %for.exit
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}
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define amdgpu_kernel void @loop_const_false(ptr addrspace(3) %ptr, i32 %n) nounwind {
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; GCN-LABEL: loop_const_false:
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; GCN: ; %bb.0: ; %entry
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; GCN-NEXT: s_load_dword s0, s[0:1], 0x9
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mov_b32_e32 v0, s0
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: ds_read_b32 v1, v0 offset:128
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_add_f32_e32 v1, 1.0, v1
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; GCN-NEXT: ds_write_b32 v0, v1 offset:128
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; GCN-NEXT: s_endpgm
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;
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; GCN_DBG-LABEL: loop_const_false:
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; GCN_DBG: ; %bb.0: ; %entry
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; GCN_DBG-NEXT: s_mov_b32 s12, SCRATCH_RSRC_DWORD0
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; GCN_DBG-NEXT: s_mov_b32 s13, SCRATCH_RSRC_DWORD1
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; GCN_DBG-NEXT: s_mov_b32 s14, -1
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; GCN_DBG-NEXT: s_mov_b32 s15, 0xe8f000
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; GCN_DBG-NEXT: s_add_u32 s12, s12, s9
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; GCN_DBG-NEXT: s_addc_u32 s13, s13, 0
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; GCN_DBG-NEXT: ; implicit-def: $vgpr0 : SGPR spill to VGPR lane
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; GCN_DBG-NEXT: s_load_dword s0, s[2:3], 0x9
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 0
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; GCN_DBG-NEXT: s_mov_b32 s0, 0
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; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_branch .LBB2_2
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; GCN_DBG-NEXT: .LBB2_1: ; %for.exit
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: ; kill: killed $vgpr0
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; GCN_DBG-NEXT: s_endpgm
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; GCN_DBG-NEXT: .LBB2_2: ; %for.body
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; GCN_DBG-NEXT: ; =>This Inner Loop Header: Depth=1
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; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
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; GCN_DBG-NEXT: s_waitcnt expcnt(0)
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; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
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; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
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; GCN_DBG-NEXT: s_waitcnt vmcnt(0)
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; GCN_DBG-NEXT: v_readlane_b32 s0, v0, 1
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; GCN_DBG-NEXT: v_readlane_b32 s2, v0, 0
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; GCN_DBG-NEXT: s_mov_b32 s1, 2
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; GCN_DBG-NEXT: s_lshl_b32 s1, s0, s1
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; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
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; GCN_DBG-NEXT: s_mov_b32 s2, 0x80
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; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
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; GCN_DBG-NEXT: s_mov_b32 m0, -1
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; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
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; GCN_DBG-NEXT: ds_read_b32 v1, v1
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; GCN_DBG-NEXT: s_mov_b32 s2, 1.0
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||
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; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_add_f32_e64 v2, v1, s2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
|
||
|
; GCN_DBG-NEXT: ds_write_b32 v1, v2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s1, 1
|
||
|
; GCN_DBG-NEXT: s_add_i32 s0, s0, s1
|
||
|
; GCN_DBG-NEXT: s_mov_b64 s[2:3], -1
|
||
|
; GCN_DBG-NEXT: s_and_b64 vcc, exec, s[2:3]
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
|
||
|
; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
|
||
|
; GCN_DBG-NEXT: s_cbranch_vccnz .LBB2_1
|
||
|
; GCN_DBG-NEXT: s_branch .LBB2_2
|
||
|
entry:
|
||
|
br label %for.body
|
||
|
|
||
|
for.exit:
|
||
|
ret void
|
||
|
|
||
|
; XXX - Should there be an S_ENDPGM?
|
||
|
for.body:
|
||
|
%indvar = phi i32 [ %inc, %for.body ], [ 0, %entry ]
|
||
|
%tmp = add i32 %indvar, 32
|
||
|
%arrayidx = getelementptr float, ptr addrspace(3) %ptr, i32 %tmp
|
||
|
%vecload = load float, ptr addrspace(3) %arrayidx, align 4
|
||
|
%add = fadd float %vecload, 1.0
|
||
|
store float %add, ptr addrspace(3) %arrayidx, align 8
|
||
|
%inc = add i32 %indvar, 1
|
||
|
br i1 false, label %for.body, label %for.exit
|
||
|
}
|
||
|
|
||
|
define amdgpu_kernel void @loop_const_undef(ptr addrspace(3) %ptr, i32 %n) nounwind {
|
||
|
; GCN-LABEL: loop_const_undef:
|
||
|
; GCN: ; %bb.0: ; %entry
|
||
|
; GCN-NEXT: s_load_dword s0, s[0:1], 0x9
|
||
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN-NEXT: v_mov_b32_e32 v0, s0
|
||
|
; GCN-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN-NEXT: ds_read_b32 v1, v0 offset:128
|
||
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN-NEXT: v_add_f32_e32 v1, 1.0, v1
|
||
|
; GCN-NEXT: ds_write_b32 v0, v1 offset:128
|
||
|
; GCN-NEXT: s_endpgm
|
||
|
;
|
||
|
; GCN_DBG-LABEL: loop_const_undef:
|
||
|
; GCN_DBG: ; %bb.0: ; %entry
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s12, SCRATCH_RSRC_DWORD0
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s13, SCRATCH_RSRC_DWORD1
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s14, -1
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s15, 0xe8f000
|
||
|
; GCN_DBG-NEXT: s_add_u32 s12, s12, s9
|
||
|
; GCN_DBG-NEXT: s_addc_u32 s13, s13, 0
|
||
|
; GCN_DBG-NEXT: ; implicit-def: $vgpr0 : SGPR spill to VGPR lane
|
||
|
; GCN_DBG-NEXT: s_load_dword s0, s[2:3], 0x9
|
||
|
; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 0
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s0, 0
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
|
||
|
; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
|
||
|
; GCN_DBG-NEXT: s_branch .LBB3_2
|
||
|
; GCN_DBG-NEXT: .LBB3_1: ; %for.exit
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
|
||
|
; GCN_DBG-NEXT: s_waitcnt expcnt(0)
|
||
|
; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
|
||
|
; GCN_DBG-NEXT: ; kill: killed $vgpr0
|
||
|
; GCN_DBG-NEXT: s_endpgm
|
||
|
; GCN_DBG-NEXT: .LBB3_2: ; %for.body
|
||
|
; GCN_DBG-NEXT: ; =>This Inner Loop Header: Depth=1
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
|
||
|
; GCN_DBG-NEXT: s_waitcnt expcnt(0)
|
||
|
; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
|
||
|
; GCN_DBG-NEXT: s_waitcnt vmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_readlane_b32 s0, v0, 1
|
||
|
; GCN_DBG-NEXT: v_readlane_b32 s2, v0, 0
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s1, 2
|
||
|
; GCN_DBG-NEXT: s_lshl_b32 s1, s0, s1
|
||
|
; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s2, 0x80
|
||
|
; GCN_DBG-NEXT: s_add_i32 s1, s1, s2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
|
||
|
; GCN_DBG-NEXT: ds_read_b32 v1, v1
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s2, 1.0
|
||
|
; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_add_f32_e64 v2, v1, s2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
|
||
|
; GCN_DBG-NEXT: ds_write_b32 v1, v2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s1, 1
|
||
|
; GCN_DBG-NEXT: s_add_i32 s0, s0, s1
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[4:5], -1
|
||
|
; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[4:5]
|
||
|
; GCN_DBG-NEXT: s_cbranch_scc1 .LBB3_1
|
||
|
; GCN_DBG-NEXT: s_branch .LBB3_2
|
||
|
entry:
|
||
|
br label %for.body
|
||
|
|
||
|
for.exit:
|
||
|
ret void
|
||
|
|
||
|
; XXX - Should there be an s_endpgm?
|
||
|
for.body:
|
||
|
%indvar = phi i32 [ %inc, %for.body ], [ 0, %entry ]
|
||
|
%tmp = add i32 %indvar, 32
|
||
|
%arrayidx = getelementptr float, ptr addrspace(3) %ptr, i32 %tmp
|
||
|
%vecload = load float, ptr addrspace(3) %arrayidx, align 4
|
||
|
%add = fadd float %vecload, 1.0
|
||
|
store float %add, ptr addrspace(3) %arrayidx, align 8
|
||
|
%inc = add i32 %indvar, 1
|
||
|
br i1 undef, label %for.body, label %for.exit
|
||
|
}
|
||
|
|
||
|
define amdgpu_kernel void @loop_arg_0(ptr addrspace(3) %ptr, i32 %n) nounwind {
|
||
|
; GCN-LABEL: loop_arg_0:
|
||
|
; GCN: ; %bb.0: ; %entry
|
||
|
; GCN-NEXT: v_mov_b32_e32 v0, 0
|
||
|
; GCN-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN-NEXT: ds_read_u8 v0, v0
|
||
|
; GCN-NEXT: s_load_dword s4, s[0:1], 0x9
|
||
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN-NEXT: v_readfirstlane_b32 s0, v0
|
||
|
; GCN-NEXT: s_bitcmp1_b32 s0, 0
|
||
|
; GCN-NEXT: s_cselect_b64 s[0:1], -1, 0
|
||
|
; GCN-NEXT: s_xor_b64 s[2:3], s[0:1], -1
|
||
|
; GCN-NEXT: s_add_i32 s0, s4, 0x80
|
||
|
; GCN-NEXT: s_and_b64 vcc, exec, s[2:3]
|
||
|
; GCN-NEXT: .LBB4_1: ; %for.body
|
||
|
; GCN-NEXT: ; =>This Inner Loop Header: Depth=1
|
||
|
; GCN-NEXT: v_mov_b32_e32 v0, s0
|
||
|
; GCN-NEXT: ds_read_b32 v1, v0
|
||
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN-NEXT: v_add_f32_e32 v1, 1.0, v1
|
||
|
; GCN-NEXT: ds_write_b32 v0, v1
|
||
|
; GCN-NEXT: s_add_i32 s0, s0, 4
|
||
|
; GCN-NEXT: s_mov_b64 vcc, vcc
|
||
|
; GCN-NEXT: s_cbranch_vccz .LBB4_1
|
||
|
; GCN-NEXT: ; %bb.2: ; %for.exit
|
||
|
; GCN-NEXT: s_endpgm
|
||
|
;
|
||
|
; GCN_DBG-LABEL: loop_arg_0:
|
||
|
; GCN_DBG: ; %bb.0: ; %entry
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s12, SCRATCH_RSRC_DWORD0
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s13, SCRATCH_RSRC_DWORD1
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s14, -1
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s15, 0xe8f000
|
||
|
; GCN_DBG-NEXT: s_add_u32 s12, s12, s9
|
||
|
; GCN_DBG-NEXT: s_addc_u32 s13, s13, 0
|
||
|
; GCN_DBG-NEXT: ; implicit-def: $vgpr0 : SGPR spill to VGPR lane
|
||
|
; GCN_DBG-NEXT: s_load_dword s0, s[2:3], 0x9
|
||
|
; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 0
|
||
|
; GCN_DBG-NEXT: v_mov_b32_e32 v1, 0
|
||
|
; GCN_DBG-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN_DBG-NEXT: ds_read_u8 v1, v1
|
||
|
; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_readfirstlane_b32 s0, v1
|
||
|
; GCN_DBG-NEXT: s_and_b32 s0, 1, s0
|
||
|
; GCN_DBG-NEXT: s_cmp_eq_u32 s0, 1
|
||
|
; GCN_DBG-NEXT: s_cselect_b64 s[0:1], -1, 0
|
||
|
; GCN_DBG-NEXT: s_mov_b64 s[2:3], -1
|
||
|
; GCN_DBG-NEXT: s_xor_b64 s[0:1], s[0:1], s[2:3]
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 1
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s1, 2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s0, 0
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 3
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[6:7], -1
|
||
|
; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[6:7]
|
||
|
; GCN_DBG-NEXT: s_branch .LBB4_2
|
||
|
; GCN_DBG-NEXT: .LBB4_1: ; %for.exit
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[6:7], -1
|
||
|
; GCN_DBG-NEXT: s_waitcnt expcnt(0)
|
||
|
; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[6:7]
|
||
|
; GCN_DBG-NEXT: ; kill: killed $vgpr0
|
||
|
; GCN_DBG-NEXT: s_endpgm
|
||
|
; GCN_DBG-NEXT: .LBB4_2: ; %for.body
|
||
|
; GCN_DBG-NEXT: ; =>This Inner Loop Header: Depth=1
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[6:7], -1
|
||
|
; GCN_DBG-NEXT: s_waitcnt expcnt(0)
|
||
|
; GCN_DBG-NEXT: buffer_load_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Reload
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[6:7]
|
||
|
; GCN_DBG-NEXT: s_waitcnt vmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_readlane_b32 s0, v0, 3
|
||
|
; GCN_DBG-NEXT: v_readlane_b32 s2, v0, 1
|
||
|
; GCN_DBG-NEXT: v_readlane_b32 s3, v0, 2
|
||
|
; GCN_DBG-NEXT: v_readlane_b32 s4, v0, 0
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s1, 2
|
||
|
; GCN_DBG-NEXT: s_lshl_b32 s1, s0, s1
|
||
|
; GCN_DBG-NEXT: s_add_i32 s1, s1, s4
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s4, 0x80
|
||
|
; GCN_DBG-NEXT: s_add_i32 s1, s1, s4
|
||
|
; GCN_DBG-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
|
||
|
; GCN_DBG-NEXT: ds_read_b32 v1, v1
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s4, 1.0
|
||
|
; GCN_DBG-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
; GCN_DBG-NEXT: v_add_f32_e64 v2, v1, s4
|
||
|
; GCN_DBG-NEXT: s_mov_b32 m0, -1
|
||
|
; GCN_DBG-NEXT: v_mov_b32_e32 v1, s1
|
||
|
; GCN_DBG-NEXT: ds_write_b32 v1, v2
|
||
|
; GCN_DBG-NEXT: s_mov_b32 s1, 1
|
||
|
; GCN_DBG-NEXT: s_add_i32 s0, s0, s1
|
||
|
; GCN_DBG-NEXT: s_and_b64 vcc, exec, s[2:3]
|
||
|
; GCN_DBG-NEXT: v_writelane_b32 v0, s0, 3
|
||
|
; GCN_DBG-NEXT: s_or_saveexec_b64 s[6:7], -1
|
||
|
; GCN_DBG-NEXT: buffer_store_dword v0, off, s[12:15], 0 offset:4 ; 4-byte Folded Spill
|
||
|
; GCN_DBG-NEXT: s_mov_b64 exec, s[6:7]
|
||
|
; GCN_DBG-NEXT: s_cbranch_vccnz .LBB4_1
|
||
|
; GCN_DBG-NEXT: s_branch .LBB4_2
|
||
|
entry:
|
||
|
%cond = load volatile i1, ptr addrspace(3) null
|
||
|
br label %for.body
|
||
|
|
||
|
for.exit:
|
||
|
ret void
|
||
|
|
||
|
for.body:
|
||
|
%indvar = phi i32 [ %inc, %for.body ], [ 0, %entry ]
|
||
|
%tmp = add i32 %indvar, 32
|
||
|
%arrayidx = getelementptr float, ptr addrspace(3) %ptr, i32 %tmp
|
||
|
%vecload = load float, ptr addrspace(3) %arrayidx, align 4
|
||
|
%add = fadd float %vecload, 1.0
|
||
|
store float %add, ptr addrspace(3) %arrayidx, align 8
|
||
|
%inc = add i32 %indvar, 1
|
||
|
br i1 %cond, label %for.body, label %for.exit
|
||
|
}
|
||
|
|
||
|
!llvm.module.flags = !{!0}
|
||
|
!0 = !{i32 1, !"amdgpu_code_object_version", i32 500}
|