nptl/pthread_mutex_setprioceiling.shared.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_setprioceiling
   9         .type   pthread_mutex_setprioceiling, @function
  10 pthread_mutex_setprioceiling:
  11         movl    16(%rdi), %eax
  12         testb   $64, %al
  13         je      .L31
  14         pushq   %r15
  15         pushq   %r14
  16         leaq    16(%rdi), %r14
  17         pushq   %r13
  18         pushq   %r12
  19         movq    %rdx, %r13
  20         pushq   %rbp
  21         pushq   %rbx
  22         movl    %esi, %ebp
  23         movq    %rdi, %rbx
  24         subq    $8, %rsp
  25         movl    __sched_fifo_min_prio(%rip), %eax
  26         cmpl    $-1, %eax
  27         je      .L5
  28         movl    __sched_fifo_max_prio(%rip), %eax
  29         cmpl    $-1, %eax
  30         je      .L5
  31 .L4:
  32         movl    __sched_fifo_min_prio(%rip), %eax
  33         cmpl    %ebp, %eax
  34         jg      .L2
  35         movl    __sched_fifo_max_prio(%rip), %eax
  36         cmpl    %eax, %ebp
  37         jg      .L2
  38         testl   $-4096, %ebp
  39         jne     .L2
  40         movl    16(%rbx), %eax
  41 #APP
  42 # 55 "pthread_mutex_setprioceiling.c" 1
  43         movl %fs:720,%edx
  44 # 0 "" 2
  45 #NO_APP
  46         cmpl    %edx, 8(%rbx)
  47         je      .L6
  48         movl    (%rbx), %r9d
  49 .L7:
  50         andl    $-524288, %r9d
  51         movl    %r9d, %r15d
  52         movl    %r9d, %eax
  53         orl     $1, %r15d
  54         lock cmpxchgl   %r15d, (%rbx)
  55         cmpl    %eax, %r9d
  56         movl    %eax, %r8d
  57         je      .L10
  58         movl    %r9d, %r12d
  59         orl     $2, %r12d
  60         jmp     .L13
  61         .p2align 4,,10
  62         .p2align 3
  63 .L11:
  64         movl    %r9d, %eax
  65         lock cmpxchgl   %r12d, (%rbx)
  66         cmpl    %r9d, %eax
  67         je      .L10
  68 .L13:
  69         movl    %r15d, %eax
  70         lock cmpxchgl   %r12d, (%rbx)
  71         movl    %eax, %r8d
  72         andl    $-524288, %eax
  73         cmpl    %eax, %r9d
  74         jne     .L10
  75         cmpl    %r8d, %r9d
  76         je      .L11
  77         movl    (%r14), %esi
  78         xorl    %r10d, %r10d
  79         movl    %r12d, %edx
  80         movq    %rbx, %rdi
  81         movl    $202, %eax
  82         notl    %esi
  83         andl    $128, %esi
  84 #APP
  85 # 146 "../sysdeps/nptl/futex-internal.h" 1
  86         syscall
  87
  88 # 0 "" 2
  89 #NO_APP
  90         cmpq    $-4096, %rax
  91         jbe     .L11
  92         leal    11(%rax), %ecx
  93         cmpl    $11, %ecx
  94         ja      .L12
  95         movl    $1, %eax
  96         salq    %cl, %rax
  97         testl   $2177, %eax
  98         jne     .L11
  99 .L12:
 100         leaq    .LC0(%rip), %rdi
 101         call    __libc_fatal@PLT
 102         .p2align 4,,10
 103         .p2align 3
 104 .L5:
 105         call    __init_sched_fifo_prio
 106         jmp     .L4
 107         .p2align 4,,10
 108         .p2align 3
 109 .L10:
 110         xorl    %esi, %esi
 111         testq   %r13, %r13
 112         je      .L14
 113         shrl    $19, %r8d
 114         xorl    %esi, %esi
 115         movl    %r8d, 0(%r13)
 116 .L14:
 117         sall    $19, %ebp
 118         orl     %esi, %ebp
 119         movl    %ebp, (%rbx)
 120 #APP
 121 # 117 "pthread_mutex_setprioceiling.c" 1
 122         lock;orl $0, (%rsp)
 123 # 0 "" 2
 124 #NO_APP
 125         movl    16(%rbx), %esi
 126         movl    $202, %ecx
 127         xorl    %r10d, %r10d
 128         movl    $2147483647, %edx
 129         movq    %rbx, %rdi
 130         movl    %ecx, %eax
 131         andl    $128, %esi
 132         xorb    $-127, %sil
 133 #APP
 134 # 209 "../sysdeps/nptl/futex-internal.h" 1
 135         syscall
 136
 137 # 0 "" 2
 138 #NO_APP
 139         movq    %rax, %rdx
 140         xorl    %eax, %eax
 141         cmpq    $-4096, %rdx
 142         ja      .L35
 143 .L1:
 144         addq    $8, %rsp
 145         popq    %rbx
 146         popq    %rbp
 147         popq    %r12
 148         popq    %r13
 149         popq    %r14
 150         popq    %r15
 151         ret
 152         .p2align 4,,10
 153         .p2align 3
 154 .L2:
 155         addq    $8, %rsp
 156         movl    $22, %eax
 157         popq    %rbx
 158         popq    %rbp
 159         popq    %r12
 160         popq    %r13
 161         popq    %r14
 162         popq    %r15
 163         ret
 164         .p2align 4,,10
 165         .p2align 3
 166 .L31:
 167         movl    $22, %eax
 168         ret
 169         .p2align 4,,10
 170         .p2align 3
 171 .L6:
 172         andl    $127, %eax
 173         cmpl    $66, %eax
 174         je      .L18
 175         cmpl    $65, %eax
 176         movl    (%rbx), %r9d
 177         jne     .L7
 178         shrl    $19, %r9d
 179         movl    %ebp, %esi
 180         movl    %r9d, %edi
 181         movl    %r9d, %r12d
 182         call    __pthread_tpp_change_priority
 183         testl   %eax, %eax
 184         jne     .L1
 185         testq   %r13, %r13
 186         je      .L17
 187         movl    %r12d, 0(%r13)
 188 .L17:
 189         movl    (%rbx), %esi
 190         andl    $524287, %esi
 191         jmp     .L14
 192         .p2align 4,,10
 193         .p2align 3
 194 .L35:
 195         cmpl    $-22, %edx
 196         je      .L20
 197         cmpl    $-14, %edx
 198         jne     .L12
 199 .L20:
 200         addq    $8, %rsp
 201         xorl    %eax, %eax
 202         popq    %rbx
 203         popq    %rbp
 204         popq    %r12
 205         popq    %r13
 206         popq    %r14
 207         popq    %r15
 208         ret
 209         .p2align 4,,10
 210         .p2align 3
 211 .L18:
 212         movl    $35, %eax
 213         jmp     .L1
 214         .size   pthread_mutex_setprioceiling, .-pthread_mutex_setprioceiling
 215         .hidden __pthread_tpp_change_priority
 216         .hidden __init_sched_fifo_prio
 217         .hidden __sched_fifo_max_prio
 218         .hidden __sched_fifo_min_prio