github.com/apache/arrow/go/v14@v14.0.2/parquet/internal/utils/unpack_bool_neon_arm64.s (about)

     1  //+build !noasm !appengine
     2  
     3  // ARROW-15440
     4  // (C2GOASM doesn't work correctly for Arm64)
     5  // Partly GENERATED BY asm2plan9s.
     6  
     7  // func _bytes_to_bools_neon(in unsafe.Pointer, len int, out unsafe.Pointer, outlen int)
     8  TEXT ยท_bytes_to_bools_neon(SB), $0-32
     9  
    10      MOVD in+0(FP), R0
    11      MOVD len+8(FP), R1
    12      MOVD out+16(FP), R2
    13      MOVD outlen+24(FP), R3
    14  
    15      WORD $0xa9bf7bfd // stp    x29, x30, [sp, #-16]!
    16      WORD $0x7100043f // cmp    w1, #1
    17      WORD $0x910003fd // mov    x29, sp
    18      BLT LBB0_12
    19      WORD $0x2a0103e9 // mov    w9, w1
    20      WORD $0xaa1f03e8 // mov    x8, xzr
    21      WORD $0xd37df129 // lsl    x9, x9, #3
    22      WORD $0x528000aa // mov    w10, #5
    23      JMP LBB0_3
    24  LBB0_2:
    25      WORD $0x91002108 // add    x8, x8, #8
    26      WORD $0xeb08013f // cmp    x9, x8
    27      WORD $0x91000400 // add    x0, x0, #1
    28      BEQ LBB0_12
    29  LBB0_3:
    30      WORD $0x6b03011f // cmp    w8, w3
    31      BGE LBB0_2
    32      WORD $0x3940000c // ldrb    w12, [x0]
    33      WORD $0x92407d0b // and    x11, x8, #0xffffffff
    34      WORD $0xb240016d // orr    x13, x11, #0x1
    35      WORD $0x6b0301bf // cmp    w13, w3
    36      WORD $0x1200018c // and    w12, w12, #0x1
    37      WORD $0x382b684c // strb    w12, [x2, x11]
    38      BGE LBB0_2
    39      WORD $0x3940000e // ldrb    w14, [x0]
    40      WORD $0xb27f016c // orr    x12, x11, #0x2
    41      WORD $0x6b03019f // cmp    w12, w3
    42      WORD $0x530105ce // ubfx    w14, w14, #1, #1
    43      WORD $0x382d684e // strb    w14, [x2, x13]
    44      BGE LBB0_2
    45      WORD $0x3940000e // ldrb    w14, [x0]
    46      WORD $0xb240056d // orr    x13, x11, #0x3
    47      WORD $0x6b0301bf // cmp    w13, w3
    48      WORD $0x530209ce // ubfx    w14, w14, #2, #1
    49      WORD $0x382c684e // strb    w14, [x2, x12]
    50      BGE LBB0_2
    51      WORD $0x3940000e // ldrb    w14, [x0]
    52      WORD $0xb27e016c // orr    x12, x11, #0x4
    53      WORD $0x6b03019f // cmp    w12, w3
    54      WORD $0x53030dce // ubfx    w14, w14, #3, #1
    55      WORD $0x382d684e // strb    w14, [x2, x13]
    56      BGE LBB0_2
    57      WORD $0x3940000e // ldrb    w14, [x0]
    58      WORD $0xaa0a016d // orr    x13, x11, x10
    59      WORD $0x6b0301bf // cmp    w13, w3
    60      WORD $0x530411ce // ubfx    w14, w14, #4, #1
    61      WORD $0x382c684e // strb    w14, [x2, x12]
    62      BGE LBB0_2
    63      WORD $0x3940000e // ldrb    w14, [x0]
    64      WORD $0xb27f056c // orr    x12, x11, #0x6
    65      WORD $0x6b03019f // cmp    w12, w3
    66      WORD $0x530515ce // ubfx    w14, w14, #5, #1
    67      WORD $0x382d684e // strb    w14, [x2, x13]
    68      BGE LBB0_2
    69      WORD $0x3940000d // ldrb    w13, [x0]
    70      WORD $0xb240096b // orr    x11, x11, #0x7
    71      WORD $0x6b03017f // cmp    w11, w3
    72      WORD $0x530619ad // ubfx    w13, w13, #6, #1
    73      WORD $0x382c684d // strb    w13, [x2, x12]
    74      BGE LBB0_2
    75      WORD $0x3940000c // ldrb    w12, [x0]
    76      WORD $0x53077d8c // lsr    w12, w12, #7
    77      WORD $0x382b684c // strb    w12, [x2, x11]
    78      JMP LBB0_2
    79  LBB0_12:
    80      WORD $0xa8c17bfd // ldp    x29, x30, [sp], #16
    81      RET