feholdexcept.S 3.2 KB

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  1. /*
  2. * Math library
  3. *
  4. * Copyright (C) 2016 Intel Corporation. All rights reserved.
  5. *
  6. * Redistribution and use in source and binary forms, with or without
  7. * modification, are permitted provided that the following conditions
  8. * are met:
  9. *
  10. * * Redistributions of source code must retain the above copyright
  11. * notice, this list of conditions and the following disclaimer.
  12. * * Redistributions in binary form must reproduce the above copyright
  13. * notice, this list of conditions and the following disclaimer in
  14. * the documentation and/or other materials provided with the
  15. * distribution.
  16. * * Neither the name of Intel Corporation nor the names of its
  17. * contributors may be used to endorse or promote products derived
  18. * from this software without specific prior written permission.
  19. *
  20. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31. *
  32. *
  33. * Author Name <jingwei.zhang@intel.com>
  34. * History:
  35. * 03-14-2016 Initial version. numerics svn rev. 12864
  36. */
  37. .file "feholdexcept.c"
  38. .text
  39. ..TXTST0:
  40. # -- Begin feholdexcept
  41. .text
  42. .align 16,0x90
  43. .globl feholdexcept
  44. feholdexcept:
  45. # parameter 1: %rdi
  46. ..B1.1:
  47. .cfi_startproc
  48. ..___tag_value_feholdexcept.1:
  49. ..L2:
  50. subq $56, %rsp
  51. .cfi_def_cfa_offset 64
  52. movq %fs:40, %rax
  53. xorq %rsp, %rax
  54. movq %rax, 40(%rsp)
  55. ..B1.2:
  56. fnstenv 4(%rsp)
  57. ..B1.3:
  58. movzwl 8(%rsp), %eax
  59. movzwl 4(%rsp), %edx
  60. movw %ax, 4(%rdi)
  61. movw %dx, (%rdi)
  62. ..B1.4:
  63. stmxcsr (%rsp)
  64. ..B1.5:
  65. movl (%rsp), %eax
  66. movzwl 8(%rsp), %edx
  67. movzwl 4(%rsp), %ecx
  68. andl $-64, %edx
  69. orl $63, %ecx
  70. movl %eax, 28(%rdi)
  71. movw %dx, 8(%rsp)
  72. movw %cx, 4(%rsp)
  73. ..B1.6:
  74. fnclex
  75. ..B1.7:
  76. fldenv 4(%rsp)
  77. ..B1.8:
  78. movl (%rsp), %eax
  79. andl $-64, %eax
  80. orl $8064, %eax
  81. movl %eax, (%rsp)
  82. ..B1.9:
  83. ldmxcsr (%rsp)
  84. ..B1.10:
  85. movq 40(%rsp), %rax
  86. xorq %rsp, %rax
  87. cmpq %fs:40, %rax
  88. jne ..B1.12
  89. ..B1.11:
  90. xorl %eax, %eax
  91. addq $56, %rsp
  92. .cfi_def_cfa_offset 8
  93. ret
  94. .cfi_def_cfa_offset 64
  95. ..B1.12:
  96. call __stack_chk_fail@PLT
  97. .align 16,0x90
  98. .cfi_endproc
  99. .type feholdexcept,@function
  100. .size feholdexcept,.-feholdexcept
  101. .data
  102. # -- End feholdexcept
  103. .data
  104. .section .note.GNU-stack, ""
  105. // -- Begin DWARF2 SEGMENT .eh_frame
  106. .section .eh_frame,"a",@progbits
  107. .eh_frame_seg:
  108. .align 1
  109. # End