roundf_wmt.S 4.0 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 "roundf_wmt.c"
  38. .text
  39. ..TXTST0:
  40. # -- Begin static_func
  41. .text
  42. .align 16,0x90
  43. static_func:
  44. ..B1.1:
  45. ..L1:
  46. call ..L2
  47. ..L2:
  48. popl %eax
  49. lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%eax), %eax
  50. lea static_const_table@GOTOFF(%eax), %eax
  51. ret
  52. .align 16,0x90
  53. .type static_func,@function
  54. .size static_func,.-static_func
  55. .data
  56. # -- End static_func
  57. .text
  58. # -- Begin roundf
  59. .text
  60. .align 16,0x90
  61. .globl roundf
  62. roundf:
  63. # parameter 1: 8 + %ebp
  64. ..B2.1:
  65. ..L3:
  66. ..B2.2:
  67. pushl %ebp
  68. movl %esp, %ebp
  69. subl $104, %esp
  70. movl %ebx, 40(%esp)
  71. call static_func
  72. movl %eax, %ebx
  73. movss 112(%esp), %xmm0
  74. movl 112(%esp), %eax
  75. testl %eax, %eax
  76. jl .L_2TAG_PACKET_0.0.2
  77. cmpl $1056964608, %eax
  78. jl .L_2TAG_PACKET_1.0.2
  79. cmpl $1258291200, %eax
  80. jge .L_2TAG_PACKET_2.0.2
  81. cmpl $1065353216, %eax
  82. je .L_2TAG_PACKET_2.0.2
  83. addss (%ebx), %xmm0
  84. cvttss2si %xmm0, %eax
  85. movl %eax, 24(%esp)
  86. fildl 24(%esp)
  87. jmp .L_2TAG_PACKET_3.0.2
  88. .L_2TAG_PACKET_1.0.2:
  89. fldz
  90. jmp .L_2TAG_PACKET_3.0.2
  91. .L_2TAG_PACKET_4.0.2:
  92. flds 4(%ebx)
  93. jmp .L_2TAG_PACKET_3.0.2
  94. .L_2TAG_PACKET_0.0.2:
  95. andl $2147483647, %eax
  96. cmpl $1056964608, %eax
  97. jl .L_2TAG_PACKET_4.0.2
  98. cmpl $1258291200, %eax
  99. jge .L_2TAG_PACKET_2.0.2
  100. cmpl $1065353216, %eax
  101. je .L_2TAG_PACKET_2.0.2
  102. subss (%ebx), %xmm0
  103. cvttss2si %xmm0, %eax
  104. movl %eax, 24(%esp)
  105. fildl 24(%esp)
  106. jmp .L_2TAG_PACKET_3.0.2
  107. .L_2TAG_PACKET_2.0.2:
  108. movss %xmm0, 24(%esp)
  109. flds 24(%esp)
  110. .L_2TAG_PACKET_3.0.2:
  111. movl 40(%esp), %ebx
  112. movl %ebp, %esp
  113. popl %ebp
  114. ret
  115. ..B2.3:
  116. .align 16,0x90
  117. .type roundf,@function
  118. .size roundf,.-roundf
  119. .data
  120. # -- End roundf
  121. .section .rodata, "a"
  122. .align 16
  123. .align 16
  124. static_const_table:
  125. .long 1056964608
  126. .long 2147483648
  127. .type static_const_table,@object
  128. .size static_const_table,8
  129. .data
  130. .section .note.GNU-stack, ""
  131. # End