/* * 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 "modf_gen.c" .text ..TXTST0: # -- Begin modf .text .align 16,0x90 .globl modf modf: # parameter 1: %xmm0 # parameter 2: %rdi ..B1.1: .cfi_startproc ..___tag_value_modf.1: ..L2: movsd %xmm0, -8(%rsp) movl -4(%rsp), %eax movl %eax, %r8d andl $2147483647, %r8d lea -1072693248(%r8), %edx cmpl $54525952, %edx jae ..B1.9 ..B1.2: movl %r8d, %ecx shrl $20, %ecx movl -8(%rsp), %esi cmpl $1094713344, %r8d jae ..B1.4 ..B1.3: negl %ecx movl $-1, %edx addl $19, %ecx shll %cl, %edx movl %edx, %ecx andl %eax, %edx notl %ecx andl %eax, %ecx movl %edx, 4(%rdi) orl %esi, %ecx movl $0, (%rdi) jmp ..B1.5 ..B1.4: negl %ecx movl $-1, %edx addl $19, %ecx shll %cl, %edx movl %edx, %ecx andl %esi, %edx notl %ecx movl %edx, (%rdi) andl %esi, %ecx movl %eax, 4(%rdi) ..B1.5: testl %ecx, %ecx je ..B1.7 ..B1.6: movsd -8(%rsp), %xmm0 subsd (%rdi), %xmm0 ret ..B1.7: lea _zeros(%rip), %rdx shrl $31, %eax movsd (%rdx,%rax,8), %xmm0 ..B1.8: ret ..B1.9: shrl $31, %eax cmpl $2146435072, %r8d jb ..B1.12 ..B1.10: addl $-2146435072, %r8d orl -8(%rsp), %r8d je ..B1.13 ..B1.11: movsd -8(%rsp), %xmm0 addsd %xmm0, %xmm0 movsd %xmm0, (%rdi) ret ..B1.12: cmpl $1072693248, %r8d jbe ..B1.14 ..B1.13: movl %eax, %eax lea _zeros(%rip), %rcx movq -8(%rsp), %rdx movq %rdx, (%rdi) movsd (%rcx,%rax,8), %xmm0 ret ..B1.14: lea _zeros(%rip), %rdx movsd -8(%rsp), %xmm0 movq (%rdx,%rax,8), %rcx movq %rcx, (%rdi) ret .align 16,0x90 .cfi_endproc .type modf,@function .size modf,.-modf .data # -- End modf .section .rodata, "a" .align 4 .align 4 _zeros: .long 0 .long 0 .long 0 .long 2147483648 .type _zeros,@object .size _zeros,16 .data .section .note.GNU-stack, "" // -- Begin DWARF2 SEGMENT .eh_frame .section .eh_frame,"a",@progbits .eh_frame_seg: .align 1 # End