2 # RUN: llc -mtriple=amdgcn-- -verify-machineinstrs -debug-only=regalloc -run-pass=greedy -o /dev/null %s 2>&1 | FileCheck %s
5 # Check that physreg candidate is not used since cannot be spilled in a block,
6 # e.g. before exec mask preamble
7 # CHECK: , cannot spill all interferences.
10 tracksRegLiveness: true
12 scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
13 stackPtrOffsetReg: $sgpr32
16 liveins: $sgpr96_sgpr97, $sgpr98_sgpr99, $sgpr100_sgpr101, $sgpr102_sgpr103
18 %0:sreg_64 = COPY $sgpr102_sgpr103
19 %1:sgpr_128 = COPY $sgpr100_sgpr101_sgpr102_sgpr103
28 %10:sgpr_128 = COPY %1
29 %11:sgpr_128 = COPY %1
30 %12:sgpr_128 = COPY %1
31 %13:sgpr_128 = COPY %1
32 %14:sgpr_128 = COPY %1
33 %15:sgpr_128 = COPY %1
34 %16:sgpr_128 = COPY %1
35 %17:sgpr_128 = COPY %1
36 %18:sgpr_128 = COPY %1
37 %19:sgpr_128 = COPY %1
38 %20:sgpr_128 = COPY %1
39 %21:sgpr_128 = COPY %1
40 %22:sgpr_128 = COPY %1
41 %23:sgpr_128 = COPY %1
42 %24:sgpr_128 = COPY %1
43 %25:sgpr_128 = COPY %1
44 %26:sgpr_128 = COPY %1
48 liveins: $sgpr96_sgpr97, $sgpr98_sgpr99, $sgpr102_sgpr103
50 %0:sreg_64 = S_OR_SAVEEXEC_B64 $sgpr96_sgpr97, implicit-def $exec, implicit-def $scc, implicit $exec
51 $exec = S_XOR_B64_term $exec, %0, implicit-def $scc
52 S_CBRANCH_EXECZ %bb.3, implicit $exec
56 liveins: $sgpr98_sgpr99, $sgpr102_sgpr103
58 %0:sreg_64 = S_OR_SAVEEXEC_B64 $sgpr98_sgpr99, implicit-def $exec, implicit-def $scc, implicit $exec
59 $exec = S_XOR_B64_term $exec, %0, implicit-def $scc
60 S_CBRANCH_EXECZ %bb.3, implicit $exec
64 liveins: $sgpr102_sgpr103
66 %0:sreg_64 = S_OR_SAVEEXEC_B64 $sgpr102_sgpr103, implicit-def $exec, implicit-def $scc, implicit $exec
67 $exec = S_XOR_B64_term $exec, %0, implicit-def $scc
71 S_CMP_EQ_U64 %1.sub0_sub1, %2.sub2_sub3, implicit-def $scc
72 S_CMP_EQ_U64 %3.sub0_sub1, %4.sub2_sub3, implicit-def $scc
73 S_CMP_EQ_U64 %5.sub0_sub1, %6.sub2_sub3, implicit-def $scc
74 S_CMP_EQ_U64 %7.sub0_sub1, %8.sub2_sub3, implicit-def $scc
75 S_CMP_EQ_U64 %9.sub0_sub1, %10.sub2_sub3, implicit-def $scc
76 S_CMP_EQ_U64 %11.sub0_sub1, %12.sub2_sub3, implicit-def $scc
77 S_CMP_EQ_U64 %13.sub0_sub1, %14.sub2_sub3, implicit-def $scc
78 S_CMP_EQ_U64 %15.sub0_sub1, %16.sub2_sub3, implicit-def $scc
79 S_CMP_EQ_U64 %17.sub0_sub1, %18.sub2_sub3, implicit-def $scc
80 S_CMP_EQ_U64 %19.sub0_sub1, %20.sub2_sub3, implicit-def $scc
81 S_CMP_EQ_U64 %21.sub0_sub1, %22.sub2_sub3, implicit-def $scc
82 S_CMP_EQ_U64 %23.sub0_sub1, %24.sub2_sub3, implicit-def $scc
83 S_CMP_EQ_U64 %25.sub0_sub1, %26.sub2_sub3, implicit-def $scc
84 $vgpr0 = V_MOV_B32_e32 0, implicit $exec
85 S_SETPC_B64_return undef $sgpr30_sgpr31, implicit %0, implicit $vgpr0