/* * 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 "lrintl.c" .text ..TXTST0: # -- Begin lrintl .text .align 16,0x90 .globl lrintl lrintl: # parameter 1: 8 + %ebp ..B1.1: ..L1: pushl %ebp movl %esp, %ebp andl $-16, %esp pushl %esi pushl %edi pushl %ebx subl $52, %esp movzbl 17(%ebp), %edi movzwl 16(%ebp), %ebx andl $128, %edi andl $32767, %ebx shrl $7, %edi call ..L2 ..L2: popl %esi lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%esi), %esi cmpl $16413, %ebx jge ..B1.8 ..B1.2: testl %ebx, %ebx jne ..B1.6 ..B1.3: cmpl $0, 12(%ebp) jne ..B1.5 ..B1.4: cmpl $0, 8(%ebp) je ..B1.6 ..B1.5: fldl _smallest_value_64@GOTOFF(%esi) fstpl 16(%esp) ..B1.6: fldt 8(%ebp) fistpl 36(%esp) ..B1.7: movl 36(%esp), %eax addl $52, %esp popl %ebx popl %edi popl %esi movl %ebp, %esp popl %ebp ret ..B1.8: cmpl $16415, %ebx jge ..B1.28 ..B1.9: lea 2147483647(%edi), %eax movl %eax, 12(%esp) ..B1.10: fnstcw 32(%esp) ..B1.11: movzwl 32(%esp), %eax andl $3072, %eax movl %eax, 28(%esp) cmpl $16414, %ebx movl 8(%ebp), %eax movl 12(%ebp), %edx movl %eax, 24(%esp) jge ..B1.14 ..B1.12: cmpl $0, 24(%esp) movl %edx, %ecx movl $0, %eax setne %al shll $31, %ecx orl %ecx, %eax movl %eax, 24(%esp) ..B1.14: movl %ebx, %ecx negl %ecx addl $30, %ecx shrl %cl, %edx cmpl $0, 28(%esp) jne ..B1.16 ..B1.15: testl $2147483647, %eax movl %edi, (%esp) movl %eax, %edi movl $0, %eax movl %eax, %ecx setne %cl shrl $31, %edi orl %edx, %ecx andl %ecx, %edi xorl %ecx, %ecx addl %edi, %edx movl (%esp), %edi adcl $0, %ecx jmp ..B1.24 ..B1.16: cmpl $2048, 28(%esp) jne ..B1.18 ..B1.17: testl %edi, %edi movl $0, %eax setne %al movl %eax, (%esp) jmp ..B1.19 ..B1.18: movl $0, (%esp) cmpl $1024, 28(%esp) je ..B1.20 ..B1.19: movl $0, 4(%esp) jmp ..B1.21 ..B1.20: testl %edi, %edi movl $0, %eax sete %al movl %eax, 4(%esp) ..B1.21: cmpl $3072, 28(%esp) movl $0, %eax sete %al xorl %ecx, %ecx orl (%esp), %eax orl 4(%esp), %eax jne ..B1.24 ..B1.23: cmpl $0, 24(%esp) movl $0, %eax setne %al addl %eax, %edx adcl $0, %ecx ..B1.24: movl %edx, %eax subl 12(%esp), %eax movl %eax, (%esp) movl $0, %eax sbbl %eax, %ecx jb ..B1.25 ..B1.39: movl (%esp), %eax orl %ecx, %eax jne ..B1.28 ..B1.25: cmpl $0, 24(%esp) je ..B1.27 ..B1.26: fldl _ones@GOTOFF(%esi) movl %edx, 36(%esp) faddl _small_value_64@GOTOFF(%esi) fstpl 16(%esp) ..B1.27: movl %edx, %eax negl %eax testl %edi, %edi jne ..L3 movl %edx, %eax ..L3: addl $52, %esp popl %ebx popl %edi popl %esi movl %ebp, %esp popl %ebp ret ..B1.28: fldl _infs@GOTOFF(%esi) cmpl $32767, %ebx fmull _zeros@GOTOFF(%esi) fstpl 16(%esp) movl $-2147483648, 36(%esp) jne ..B1.31 ..B1.29: cmpl $-2147483648, 12(%ebp) jne ..B1.36 ..B1.30: cmpl $0, 8(%ebp) jne ..B1.36 ..B1.31: fnstcw 10(%esp) ..B1.32: movzwl 10(%esp), %edx movl %edx, %eax andl $768, %eax cmpl $768, %eax je ..B1.36 ..B1.33: orl $-64768, %edx movw %dx, 8(%esp) ..B1.34: fldcw 8(%esp) ..B1.35: fldcw 10(%esp) ..B1.36: movl 36(%esp), %eax addl $52, %esp popl %ebx popl %edi popl %esi movl %ebp, %esp popl %ebp ret .align 16,0x90 .type lrintl,@function .size lrintl,.-lrintl .data # -- End lrintl .section .rodata, "a" .align 4 .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 _ones: .long 0 .long 1072693248 .long 0 .long 3220176896 .type _ones,@object .size _ones,16 .align 4 _small_value_64: .long 0 .long 24117248 .long 0 .long 2171600896 .type _small_value_64,@object .size _small_value_64,16 .align 4 _infs: .long 0 .long 2146435072 .long 0 .long 4293918720 .type _infs,@object .size _infs,16 .align 4 _zeros: .long 0 .long 0 .long 0 .long 2147483648 .type _zeros,@object .size _zeros,16 .data .section .note.GNU-stack, "" # End