/* * Math library * * Copyright (C) 2016 Intel Corporation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * Author Name * History: * 03-14-2016 Initial version. numerics svn rev. 12864 */ .file "fabsl.c" .text ..TXTST0: # -- Begin fabsl .text .align 16,0x90 .globl fabsl fabsl: # parameter 1: 32 + %esp ..B1.1: ..L1: subl $28, %esp ..B1.2: fnstcw 14(%esp) ..B1.3: movzwl 14(%esp), %edx movl %edx, %eax andl $768, %eax cmpl $768, %eax je ..B1.15 ..B1.4: orl $-64768, %edx movw %dx, 12(%esp) ..B1.5: fldcw 12(%esp) ..B1.6: movl $1, %eax ..B1.7: movzwl 40(%esp), %edx andl $32767, %edx cmpl $32767, %edx je ..B1.12 ..B1.8: fldt 32(%esp) movzbl 41(%esp), %ecx andl $128, %ecx shrl $7, %ecx call ..L2 ..L2: popl %edx lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%edx), %edx fmull ones@GOTOFF(%edx,%ecx,8) fstpt (%esp) ..B1.9: testl %eax, %eax je ..B1.11 ..B1.10: fldcw 14(%esp) ..B1.11: fldt (%esp) addl $28, %esp ret ..B1.12: cmpl $-2147483648, 36(%esp) jne ..B1.14 ..B1.13: cmpl $0, 32(%esp) je ..B1.8 ..B1.14: fldt 32(%esp) movzbl 41(%esp), %edx fstpt (%esp) andl $127, %edx movb %dl, 9(%esp) jmp ..B1.9 ..B1.15: xorl %eax, %eax jmp ..B1.7 .align 16,0x90 .type fabsl,@function .size fabsl,.-fabsl .data # -- End fabsl .section .rodata, "a" .align 8 .align 8 ones: .long 0x00000000,0x3ff00000 .long 0x00000000,0xbff00000 .type ones,@object .size ones,16 .data .section .note.GNU-stack, "" # End