/* * 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 "floor_gen.c" .text ..TXTST0: # -- Begin floor .text .align 16,0x90 .globl floor floor: # parameter 1: %xmm0 ..B1.1: .cfi_startproc ..___tag_value_floor.1: ..L2: movsd %xmm0, -8(%rsp) movl -4(%rsp), %eax movl %eax, %edi andl $2147483647, %edi lea -1072693248(%rdi), %edx cmpl $54525952, %edx jae ..B1.12 ..B1.2: movl %edi, %ecx shrl $20, %ecx cmpl $22020096, %edx jae ..B1.8 ..B1.3: negl %ecx movl $-1, %esi addl $19, %ecx shll %cl, %esi movl %esi, %edx andl %esi, %eax notl %edx andl %edx, %edi orl -8(%rsp), %edi movl $0, -8(%rsp) testl $-2147483648, %eax je ..B1.6 ..B1.4: testl %edi, %edi je ..B1.6 ..B1.5: subl %esi, %eax movl %eax, -4(%rsp) jmp ..B1.11 ..B1.6: movl %eax, -4(%rsp) jmp ..B1.11 ..B1.8: negl %ecx movl $-1, %esi addl $19, %ecx shll %cl, %esi movl %esi, %ecx notl %ecx movl -8(%rsp), %edx andl %edx, %ecx andl %esi, %edx movl %edx, -8(%rsp) testl $-2147483648, %eax je ..B1.11 ..B1.9: testl %ecx, %ecx je ..B1.11 ..B1.10: movl -4(%rsp), %eax shlq $32, %rax movslq %esi, %rsi orq %rdx, %rax subq %rsi, %rax movq %rax, -8(%rsp) ..B1.11: movsd -8(%rsp), %xmm0 ret ..B1.12: testl $-2147483648, %edx je ..B1.17 ..B1.13: movl -8(%rsp), %edx orl %edx, %edi jne ..B1.15 ..B1.14: movsd -8(%rsp), %xmm0 ret ..B1.15: lea _pzero_none(%rip), %rdx shrl $31, %eax movsd (%rdx,%rax,8), %xmm0 ..B1.16: ret ..B1.17: movsd -8(%rsp), %xmm0 cmpl $1073741824, %edx jb ..B1.20 ..B1.19: lea _ones(%rip), %rax mulsd (%rax), %xmm0 ..B1.20: ret .align 16,0x90 .cfi_endproc .type floor,@function .size floor,.-floor .data # -- End floor .section .rodata, "a" .align 4 .align 4 _pzero_none: .long 0 .long 0 .long 0 .long 3220176896 .type _pzero_none,@object .size _pzero_none,16 .align 4 _ones: .long 0 .long 1072693248 .long 0 .long 3220176896 .type _ones,@object .size _ones,16 .data .section .note.GNU-stack, "" // -- Begin DWARF2 SEGMENT .eh_frame .section .eh_frame,"a",@progbits .eh_frame_seg: .align 1 # End