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1# RUN: llc -march=amdgcn -mcpu=gfx900 -start-before=twoaddressinstruction %s -o - | FileCheck %s -check-prefix=GCN
2
3# Wait to sxpand SI_INDIRECT sequences that use VGPR indexing until after
4# register allocation. We don’t want to reschedule the mode switching or to
5# have any instructions inserted within the sequence. The Two-Address
6# instruction pass could insert bad copies here if it is expanded too early.
7
8---
9# GCN-LABEL: expand_si_indirect
10# GCN: s_set_gpr_idx_on
11# GCN-NEXT: v_mov_b32_e32
12# GCN-NEXT: s_set_gpr_idx_off
13
14# GCN: s_set_gpr_idx_on
15# GCN-NEXT: v_mov_b32_e32
16# GCN-NOT: v_mov_b32_e32
17# GCN-NEXT: s_set_gpr_idx_off
18
19name: expand_si_indirect
20tracksRegLiveness: true
21body:             |
22  bb.0.entry:
23    liveins: $sgpr0_sgpr1
24
25    %0:sgpr_64 = COPY killed $sgpr0_sgpr1
26    %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
27    %2:sreg_64_xexec = S_LOAD_DWORDX2_IMM %0(p4), 36, 0, 0
28    %3:sreg_32_xm0_xexec = S_LOAD_DWORD_IMM killed %0(p4), 44, 0, 0
29    %4:sreg_32 = S_ADD_I32 %3, 1, implicit-def dead $scc
30    %5:vgpr_32 = V_MOV_B32_e32 1065353216, implicit $exec
31    %6:vgpr_32 = V_MOV_B32_e32 1073741824, implicit $exec
32    %7:vgpr_32 = V_MOV_B32_e32 1077936128, implicit $exec
33    %8:vgpr_32 = V_MOV_B32_e32 1082130432, implicit $exec
34    %9:vgpr_32 = V_MOV_B32_e32 1084227584, implicit $exec
35    %10:vgpr_32 = V_MOV_B32_e32 1086324736, implicit $exec
36    %11:vgpr_32 = V_MOV_B32_e32 1088421888, implicit $exec
37    %12:vgpr_32 = V_MOV_B32_e32 1090519040, implicit $exec
38    %13:vgpr_32 = V_MOV_B32_e32 1091567616, implicit $exec
39    %14:vgpr_32 = V_MOV_B32_e32 1092616192, implicit $exec
40    %15:vgpr_32 = V_MOV_B32_e32 1093664768, implicit $exec
41    %16:vgpr_32 = V_MOV_B32_e32 1094713344, implicit $exec
42    %17:vgpr_32 = V_MOV_B32_e32 1095761920, implicit $exec
43    %18:vgpr_32 = V_MOV_B32_e32 1096810496, implicit $exec
44    %19:vgpr_32 = V_MOV_B32_e32 1097859072, implicit $exec
45    %20:vgpr_32 = V_MOV_B32_e32 1098907648, implicit $exec
46    %21:vreg_512 = REG_SEQUENCE killed %5, %subreg.sub0, killed %6, %subreg.sub1, killed %7, %subreg.sub2, killed %8, %subreg.sub3, killed %9, %subreg.sub4, killed %10, %subreg.sub5, killed %11, %subreg.sub6, killed %12, %subreg.sub7, killed %13, %subreg.sub8, killed %14, %subreg.sub9, killed %15, %subreg.sub10, killed %16, %subreg.sub11, killed %17, %subreg.sub12, killed %18, %subreg.sub13, killed %19, %subreg.sub14, killed %20, %subreg.sub15
47    %22:vgpr_32 = V_MOV_B32_e32 1099431936, implicit $exec
48    %23:vreg_512 = V_INDIRECT_REG_WRITE_GPR_IDX_B32_V16 killed %21, %22, killed %4, 3, implicit-def $m0, implicit $m0, implicit $exec
49    %24:sreg_32 = S_ADD_I32 killed %3, 2, implicit-def dead $scc
50    %25:vreg_512 = V_INDIRECT_REG_WRITE_GPR_IDX_B32_V16 %23, killed %22, killed %24, 3, implicit-def $m0, implicit $m0, implicit $exec
51    %26:vgpr_32 = COPY %23.sub15
52    %27:vgpr_32 = COPY %23.sub14
53    %28:vgpr_32 = COPY %23.sub13
54    %29:vgpr_32 = COPY %23.sub12
55    %30:vreg_128 = REG_SEQUENCE killed %29, %subreg.sub0, killed %28, %subreg.sub1, killed %27, %subreg.sub2, killed %26, %subreg.sub3
56    GLOBAL_STORE_DWORDX4_SADDR %1, killed %30, %2, 48, 0, 0, 0, implicit $exec
57    %31:vgpr_32 = COPY %23.sub11
58    %32:vgpr_32 = COPY %23.sub10
59    %33:vgpr_32 = COPY %23.sub9
60    %34:vgpr_32 = COPY %23.sub8
61    %35:vreg_128 = REG_SEQUENCE killed %34, %subreg.sub0, killed %33, %subreg.sub1, killed %32, %subreg.sub2, killed %31, %subreg.sub3
62    GLOBAL_STORE_DWORDX4_SADDR %1, killed %35, %2, 32, 0, 0, 0, implicit $exec
63    %36:vgpr_32 = COPY %23.sub7
64    %37:vgpr_32 = COPY %23.sub6
65    %38:vgpr_32 = COPY %23.sub5
66    %39:vgpr_32 = COPY %23.sub4
67    %40:vreg_128 = REG_SEQUENCE killed %39, %subreg.sub0, killed %38, %subreg.sub1, killed %37, %subreg.sub2, killed %36, %subreg.sub3
68    GLOBAL_STORE_DWORDX4_SADDR %1, killed %40, %2, 16, 0, 0, 0, implicit $exec
69    %41:vgpr_32 = COPY %23.sub3
70    %42:vgpr_32 = COPY %23.sub2
71    %43:vgpr_32 = COPY %23.sub1
72    %44:vgpr_32 = COPY killed %23.sub0
73    %45:vreg_128 = REG_SEQUENCE killed %44, %subreg.sub0, killed %43, %subreg.sub1, killed %42, %subreg.sub2, killed %41, %subreg.sub3
74    GLOBAL_STORE_DWORDX4_SADDR %1, killed %45, %2, 0, 0, 0, 0, implicit $exec
75    %46:vgpr_32 = COPY %25.sub15
76    %47:vgpr_32 = COPY %25.sub14
77    %48:vgpr_32 = COPY %25.sub13
78    %49:vgpr_32 = COPY %25.sub12
79    %50:vreg_128 = REG_SEQUENCE killed %49, %subreg.sub0, killed %48, %subreg.sub1, killed %47, %subreg.sub2, killed %46, %subreg.sub3
80    GLOBAL_STORE_DWORDX4_SADDR %1, killed %50, %2, 112, 0, 0, 0, implicit $exec
81    %51:vgpr_32 = COPY %25.sub11
82    %52:vgpr_32 = COPY %25.sub10
83    %53:vgpr_32 = COPY %25.sub9
84    %54:vgpr_32 = COPY %25.sub8
85    %55:vreg_128 = REG_SEQUENCE killed %54, %subreg.sub0, killed %53, %subreg.sub1, killed %52, %subreg.sub2, killed %51, %subreg.sub3
86    GLOBAL_STORE_DWORDX4_SADDR %1, killed %55, %2, 96, 0, 0, 0, implicit $exec
87    %56:vgpr_32 = COPY %25.sub7
88    %57:vgpr_32 = COPY %25.sub6
89    %58:vgpr_32 = COPY %25.sub5
90    %59:vgpr_32 = COPY %25.sub4
91    %60:vreg_128 = REG_SEQUENCE killed %59, %subreg.sub0, killed %58, %subreg.sub1, killed %57, %subreg.sub2, killed %56, %subreg.sub3
92    GLOBAL_STORE_DWORDX4_SADDR %1, killed %60, %2, 80, 0, 0, 0, implicit $exec
93    %61:vgpr_32 = COPY %25.sub3
94    %62:vgpr_32 = COPY %25.sub2
95    %63:vgpr_32 = COPY %25.sub1
96    %64:vgpr_32 = COPY killed %25.sub0
97    %65:vreg_128 = REG_SEQUENCE killed %64, %subreg.sub0, killed %63, %subreg.sub1, killed %62, %subreg.sub2, killed %61, %subreg.sub3
98    GLOBAL_STORE_DWORDX4_SADDR killed %1, killed %65, killed %2, 64, 0, 0, 0, implicit $exec
99    S_ENDPGM 0
100
101...
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103