fegetexceptflag.S 2.4 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 "fegetexceptflag.c"
  38. .text
  39. ..TXTST0:
  40. # -- Begin fegetexceptflag
  41. .text
  42. .align 16,0x90
  43. .globl fegetexceptflag
  44. fegetexceptflag:
  45. # parameter 1: 16 + %esp
  46. # parameter 2: 20 + %esp
  47. ..B1.1:
  48. ..L1:
  49. subl $12, %esp
  50. movl 20(%esp), %eax
  51. andl $63, %eax
  52. ..B1.2:
  53. fnstsw 4(%esp)
  54. ..B1.3:
  55. stmxcsr (%esp)
  56. ..B1.4:
  57. movl 16(%esp), %ecx
  58. movzwl 4(%esp), %edx
  59. orl (%esp), %edx
  60. andl %eax, %edx
  61. xorl %eax, %eax
  62. movw %dx, (%ecx)
  63. addl $12, %esp
  64. ret
  65. .align 16,0x90
  66. .type fegetexceptflag,@function
  67. .size fegetexceptflag,.-fegetexceptflag
  68. .data
  69. # -- End fegetexceptflag
  70. .data
  71. .section .note.GNU-stack, ""
  72. # End