linux-sgx-trts-modified/external/sgx_libm/intel64/cproj.S

/*
* 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 "cproj.c"
	.text
..TXTST0:
# -- Begin  cproj
	.text
       .align    16,0x90
	.globl cproj
cproj:
# parameter 1: %xmm0
..B1.1:
	.cfi_startproc
..___tag_value_cproj.1:
..L2:

        movsd     %xmm0, -24(%rsp)
        movzwl    -18(%rsp), %eax
        andl      $32752, %eax
        movsd     %xmm1, -16(%rsp)
        cmpl      $32752, %eax
        je        ..B1.10
..B1.2:
        movzwl    -10(%rsp), %eax
        andl      $32752, %eax
        cmpl      $32752, %eax
        jne       ..B1.9
..B1.3:
        testl     $1048575, -12(%rsp)
        jne       ..B1.9
..B1.4:
        cmpl      $0, -16(%rsp)
        jne       ..B1.9
..B1.5:
        lea       DBL_PINFA(%rip), %rax
        testb     $-128, -9(%rsp)
        movq      (%rax), %rdx
        movq      %rdx, -40(%rsp)
        je        ..B1.7
..B1.6:
        lea       DBL_NZEROA(%rip), %rax
        movq      (%rax), %rdx
        movq      %rdx, -32(%rsp)
        jmp       ..B1.8
..B1.7:
        lea       DBL_PZEROA(%rip), %rax
        movq      (%rax), %rdx
        movq      %rdx, -32(%rsp)
..B1.8:
        movsd     -40(%rsp), %xmm0
        movsd     -32(%rsp), %xmm1
        ret       
..B1.9:
        movsd     -24(%rsp), %xmm0
        movsd     -16(%rsp), %xmm1
        ret       
..B1.10:
        testl     $1048575, -20(%rsp)
        jne       ..B1.2
..B1.11:
        cmpl      $0, -24(%rsp)
        je        ..B1.5
        jmp       ..B1.2
        .align    16,0x90
	.cfi_endproc
	.type	cproj,@function
	.size	cproj,.-cproj
	.data
# -- End  cproj
	.section .rodata, "a"
	.align 16
	.align 16
DBL_PINFA:
	.long	0
	.long	2146435072
	.type	DBL_PINFA,@object
	.size	DBL_PINFA,8
	.space 8, 0x00 	# pad
	.align 16
DBL_NZEROA:
	.long	0
	.long	2147483648
	.type	DBL_NZEROA,@object
	.size	DBL_NZEROA,8
	.space 8, 0x00 	# pad
	.align 16
DBL_PZEROA:
	.long	0
	.long	0
	.type	DBL_PZEROA,@object
	.size	DBL_PZEROA,8
	.data
	.section .note.GNU-stack, ""
// -- Begin DWARF2 SEGMENT .eh_frame
	.section .eh_frame,"a",@progbits
.eh_frame_seg:
	.align 1
# End