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- /*
- * 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 <jingwei.zhang@intel.com>
- * History:
- * 03-14-2016 Initial version. numerics svn rev. 12864
- */
- .file "modff.c"
- .text
- ..TXTST0:
- # -- Begin modff
- .text
- .align 16,0x90
- .globl modff
- modff:
- # parameter 1: %xmm0
- # parameter 2: %rdi
- ..B1.1:
- .cfi_startproc
- ..___tag_value_modff.1:
- ..L2:
- movd %xmm0, %esi
- movss %xmm0, -8(%rsp)
- movl %esi, %ecx
- andl $2147483647, %ecx
- lea -1065353216(%rcx), %eax
- cmpl $192937984, %eax
- jae ..B1.6
- ..B1.2:
- shrl $23, %ecx
- movl $-1, %edx
- negl %ecx
- addl $22, %ecx
- shll %cl, %edx
- movl %edx, %eax
- andl %esi, %edx
- notl %eax
- movl %edx, (%rdi)
- testl %eax, %esi
- je ..B1.4
- ..B1.3:
- subss (%rdi), %xmm0
- ret
- ..B1.4:
- lea _zeros(%rip), %rax
- shrl $31, %esi
- movss (%rax,%rsi,4), %xmm0
- ..B1.5:
- ret
- ..B1.6:
- shrl $31, %esi
- cmpl $2139095040, %ecx
- ja ..B1.11
- ..B1.7:
- cmpl $1065353216, %ecx
- jbe ..B1.9
- ..B1.8:
- movl %esi, %esi
- lea _zeros(%rip), %rdx
- movl -8(%rsp), %eax
- movl %eax, (%rdi)
- movss (%rdx,%rsi,4), %xmm0
- ret
- ..B1.9:
- lea _zeros(%rip), %rax
- movss -8(%rsp), %xmm0
- movl (%rax,%rsi,4), %edx
- movl %edx, (%rdi)
- ..B1.10:
- ret
- ..B1.11:
- movss -8(%rsp), %xmm0
- addss %xmm0, %xmm0
- movss %xmm0, (%rdi)
- ret
- .align 16,0x90
- .cfi_endproc
- .type modff,@function
- .size modff,.-modff
- .data
- # -- End modff
- .section .rodata, "a"
- .align 4
- .align 4
- _zeros:
- .long 0
- .long 2147483648
- .type _zeros,@object
- .size _zeros,8
- .data
- .section .note.GNU-stack, ""
- // -- Begin DWARF2 SEGMENT .eh_frame
- .section .eh_frame,"a",@progbits
- .eh_frame_seg:
- .align 1
- # End
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