/* * 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 "roundl.c" .text ..TXTST0: # -- Begin roundl .text .align 16,0x90 .globl roundl roundl: # parameter 1: 8 + %ebp ..B1.1: ..L1: pushl %ebp movl %esp, %ebp andl $-16, %esp pushl %esi pushl %edi subl $24, %esp ..B1.2: fnstcw 14(%esp) ..B1.3: movzwl 16(%ebp), %eax andl $32767, %eax call ..L2 ..L2: popl %esi lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%esi), %esi cmpl $16446, %eax jge ..B1.25 ..B1.4: cmpl $16383, %eax jl ..B1.19 ..B1.5: cmpl $16414, %eax jge ..B1.7 ..B1.6: movl 12(%ebp), %edi lea 2(%eax), %ecx negl %eax movl %edi, %edx addl $30, %eax shll %cl, %edx movl %eax, %ecx shrl %cl, %edi shll %cl, %edi movl %edi, 12(%ebp) movl $0, 8(%ebp) jmp ..B1.10 ..B1.7: jle ..B1.9 ..B1.8: movl 8(%ebp), %edi lea 2(%eax), %ecx negl %eax movl %edi, %edx addl $30, %eax shll %cl, %edx movl %eax, %ecx shrl %cl, %edi shll %cl, %edi movl %edi, 8(%ebp) jmp ..B1.10 ..B1.9: movl 8(%ebp), %edx movl $0, 8(%ebp) ..B1.10: testl %edx, %edx jge ..B1.18 ..B1.11: movzwl 14(%esp), %edx movl %edx, %eax andl $768, %eax cmpl $768, %eax je ..B1.31 ..B1.12: orl $-64768, %edx movw %dx, 12(%esp) ..B1.13: fldcw 12(%esp) ..B1.14: movl $1, %edx ..B1.15: fldt 8(%ebp) movzbl 17(%ebp), %eax andl $128, %eax shrl $7, %eax testl %edx, %edx faddl _ones@GOTOFF(%esi,%eax,8) fstpt (%esp) je ..B1.17 ..B1.16: fldcw 14(%esp) ..B1.17: fldt (%esp) addl $24, %esp popl %edi popl %esi movl %ebp, %esp popl %ebp ret ..B1.18: fldt 8(%ebp) addl $24, %esp popl %edi popl %esi movl %ebp, %esp popl %ebp ret ..B1.19: cmpl $16382, %eax je ..B1.33 ..B1.20: testl %eax, %eax jne ..B1.24 ..B1.21: cmpl $0, 12(%ebp) jne ..B1.23 ..B1.22: cmpl $0, 8(%ebp) je ..B1.24 ..B1.23: fldl _smallest_value_64@GOTOFF(%esi) fstpl 16(%esp) ..B1.24: movzbl 17(%ebp), %eax andl $128, %eax shrl $7, %eax fldl _zeros@GOTOFF(%esi,%eax,8) addl $24, %esp popl %edi popl %esi movl %ebp, %esp popl %ebp ret ..B1.25: movzwl 14(%esp), %edx movl %edx, %eax andl $768, %eax cmpl $768, %eax je ..B1.32 ..B1.26: orl $-64768, %edx movw %dx, 12(%esp) ..B1.27: fldcw 12(%esp) ..B1.28: fldt 8(%ebp) fmull _ones@GOTOFF(%esi) fstpt (%esp) ..B1.29: fldcw 14(%esp) ..B1.30: fldt (%esp) addl $24, %esp popl %edi popl %esi movl %ebp, %esp popl %ebp ret ..B1.31: xorl %edx, %edx jmp ..B1.15 ..B1.32: fldt 8(%ebp) fmull _ones@GOTOFF(%esi) fstpt (%esp) jmp ..B1.30 ..B1.33: movzbl 17(%ebp), %eax andl $128, %eax shrl $7, %eax fldl _ones@GOTOFF(%esi,%eax,8) addl $24, %esp popl %edi popl %esi movl %ebp, %esp popl %ebp ret .align 16,0x90 .type roundl,@function .size roundl,.-roundl .data # -- End roundl .section .rodata, "a" .align 4 .align 4 _ones: .long 0 .long 1072693248 .long 0 .long 3220176896 .type _ones,@object .size _ones,16 .align 4 _smallest_value_64: .long 1 .long 0 .long 1 .long 2147483648 .type _smallest_value_64,@object .size _smallest_value_64,16 .align 4 _zeros: .long 0 .long 0 .long 0 .long 2147483648 .type _zeros,@object .size _zeros,16 .data .section .note.GNU-stack, "" # End