nptl/pthread_mutex_init.s

   1         .text
   2         .section        .rodata.str1.8,"aMS",@progbits,1
   3         .align 8
   4 .LC0:
   5         .string "The futex facility returned an unexpected error code.\n"
   6         .text
   7         .p2align 4,,15
   8         .globl  __pthread_mutex_init
   9         .type   __pthread_mutex_init, @function
  10 __pthread_mutex_init:
  11         pushq   %r13
  12         pushq   %r12
  13         pushq   %rbp
  14         pushq   %rbx
  15         movq    %rdi, %rbp
  16         subq    $24, %rsp
  17         testq   %rsi, %rsi
  18         je      .L2
  19         movl    (%rsi), %eax
  20         movq    %rsi, %r12
  21         movl    %eax, %edx
  22         andl    $805306368, %edx
  23         je      .L4
  24         cmpl    $268435456, %edx
  25         jne     .L31
  26         movl    tpi_supported.8750(%rip), %eax
  27         testl   %eax, %eax
  28         je      .L36
  29 .L6:
  30         movl    tpi_supported.8750(%rip), %eax
  31         testl   %eax, %eax
  32         js      .L11
  33 .L4:
  34         pxor    %xmm0, %xmm0
  35         movq    $0, 32(%rbp)
  36         movups  %xmm0, 0(%rbp)
  37         movups  %xmm0, 16(%rbp)
  38         movl    (%r12), %eax
  39         movl    %eax, %ebx
  40         andl    $251662335, %ebx
  41         testl   $1073741824, %eax
  42         je      .L33
  43         orl     $16, %ebx
  44 .L33:
  45         movl    %eax, %edx
  46         andl    $805306368, %edx
  47         cmpl    $268435456, %edx
  48         je      .L17
  49         cmpl    $536870912, %edx
  50         jne     .L16
  51         movl    %eax, %r13d
  52         orl     $64, %ebx
  53         sarl    $12, %r13d
  54         andl    $4095, %r13d
  55         je      .L19
  56 .L34:
  57         sall    $19, %r13d
  58 .L20:
  59         movl    %r13d, 0(%rbp)
  60         jmp     .L16
  61         .p2align 4,,10
  62         .p2align 3
  63 .L31:
  64         testl   $1073741824, %eax
  65         je      .L4
  66 .L11:
  67         addq    $24, %rsp
  68         movl    $95, %eax
  69         popq    %rbx
  70         popq    %rbp
  71         popq    %r12
  72         popq    %r13
  73         ret
  74         .p2align 4,,10
  75         .p2align 3
  76 .L17:
  77         orl     $32, %ebx
  78 .L16:
  79         movl    %ebx, %edx
  80         orb     $-128, %dl
  81         testl   $-1073741824, %eax
  82         cmovne  %edx, %ebx
  83 .L22:
  84         movl    %ebx, 16(%rbp)
  85         addq    $24, %rsp
  86         xorl    %eax, %eax
  87         popq    %rbx
  88         popq    %rbp
  89         popq    %r12
  90         popq    %r13
  91         ret
  92         .p2align 4,,10
  93         .p2align 3
  94 .L2:
  95         pxor    %xmm0, %xmm0
  96         movq    $0, 32(%rdi)
  97         xorl    %ebx, %ebx
  98         movups  %xmm0, (%rdi)
  99         movups  %xmm0, 16(%rdi)
 100         jmp     .L22
 101         .p2align 4,,10
 102         .p2align 3
 103 .L19:
 104         movl    __sched_fifo_min_prio(%rip), %edx
 105         cmpl    $-1, %edx
 106         je      .L37
 107 .L21:
 108         movl    __sched_fifo_min_prio(%rip), %edx
 109         testl   %edx, %edx
 110         jle     .L20
 111         movl    __sched_fifo_min_prio(%rip), %r13d
 112         jmp     .L34
 113         .p2align 4,,10
 114         .p2align 3
 115 .L36:
 116         movl    $0, 12(%rsp)
 117         leaq    12(%rsp), %rdi
 118         xorl    %r10d, %r10d
 119         xorl    %edx, %edx
 120         movl    $135, %esi
 121         movl    $202, %eax
 122 #APP
 123 # 307 "../sysdeps/nptl/futex-internal.h" 1
 124         syscall
 125
 126 # 0 "" 2
 127 #NO_APP
 128         cmpq    $-4096, %rax
 129         movl    $1, %edx
 130         ja      .L38
 131 .L7:
 132         movl    %edx, tpi_supported.8750(%rip)
 133         jmp     .L6
 134         .p2align 4,,10
 135         .p2align 3
 136 .L37:
 137         call    __init_sched_fifo_prio@PLT
 138         movl    (%r12), %eax
 139         jmp     .L21
 140 .L38:
 141         cmpl    $-11, %eax
 142         je      .L9
 143         jg      .L10
 144         cmpl    $-38, %eax
 145         je      .L25
 146         cmpl    $-35, %eax
 147         je      .L9
 148         cmpl    $-110, %eax
 149         je      .L9
 150 .L8:
 151         leaq    .LC0(%rip), %rdi
 152         call    __libc_fatal@PLT
 153         .p2align 4,,10
 154         .p2align 3
 155 .L10:
 156         cmpl    $-4, %eax
 157         jl      .L8
 158         cmpl    $-3, %eax
 159         jle     .L9
 160         cmpl    $-1, %eax
 161         jne     .L8
 162 .L9:
 163         cmpl    $-38, %eax
 164         movl    $1, %edx
 165         jne     .L7
 166 .L25:
 167         movl    $-1, %edx
 168         jmp     .L7
 169         .size   __pthread_mutex_init, .-__pthread_mutex_init
 170         .weak   pthread_mutex_init
 171         .set    pthread_mutex_init,__pthread_mutex_init
 172         .local  tpi_supported.8750
 173         .comm   tpi_supported.8750,4,4