corda/external/sgx_libm/intel64/feraiseexcept.S
Angie Chinchilla 9441de4c38 Initial release of Intel SGX for Linux.
This release is used in conjunction with the linux-sgx-driver Intial release:
https://github.com/01org/linux-sgx-driver
commit-id: 0e865ce5e6b297a787bcdc12d98bada8174be6d7

Intel-id: 33399

Signed-off-by: Angie Chinchilla <angie.v.chinchilla@intel.com>
2016-06-23 18:51:53 -04:00

160 lines
4.2 KiB
ArmAsm

/*
* 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 "feraiseexcept.c"
.text
..TXTST0:
# -- Begin feraiseexcept
.text
.align 16,0x90
.globl feraiseexcept
feraiseexcept:
# parameter 1: %edi
..B1.1:
.cfi_startproc
..___tag_value_feraiseexcept.1:
..L2:
testl $1, %edi
je ..B1.3
..B1.2:
lea d_zero(%rip), %rax
movsd (%rax), %xmm0
divsd (%rax), %xmm0
movsd %xmm0, -8(%rsp)
..B1.3:
testl $4, %edi
je ..B1.5
..B1.4:
movq p_one(%rip), %rax
movq p_zero(%rip), %rdx
movsd (%rax), %xmm0
divsd (%rdx), %xmm0
movsd %xmm0, -8(%rsp)
..B1.5:
testl $2, %edi
je ..B1.7
..B1.6:
lea d_tiny(%rip), %rax
movsd (%rax), %xmm0
addsd (%rax), %xmm0
movsd %xmm0, -8(%rsp)
..B1.7:
testl $8, %edi
je ..B1.9
..B1.8:
lea d_huge(%rip), %rax
movsd (%rax), %xmm0
mulsd (%rax), %xmm0
movsd %xmm0, -8(%rsp)
..B1.9:
testl $16, %edi
je ..B1.11
..B1.10:
lea d_norm(%rip), %rax
movsd (%rax), %xmm0
mulsd (%rax), %xmm0
movsd %xmm0, -8(%rsp)
..B1.11:
testl $32, %edi
je ..B1.13
..B1.12:
movq p_one(%rip), %rax
movq p_norm(%rip), %rdx
movsd (%rax), %xmm0
addsd (%rdx), %xmm0
movsd %xmm0, -8(%rsp)
..B1.13:
xorl %eax, %eax
ret
.align 16,0x90
.cfi_endproc
.type feraiseexcept,@function
.size feraiseexcept,.-feraiseexcept
.data
# -- End feraiseexcept
.section .rodata, "a"
.align 8
.align 8
d_zero:
.long 0x00000000,0x00000000
.type d_zero,@object
.size d_zero,8
.align 8
d_one:
.long 0x00000000,0x3ff00000
.type d_one,@object
.size d_one,8
.align 8
d_tiny:
.long 0xffffffff,0x000fffff
.type d_tiny,@object
.size d_tiny,8
.align 8
d_huge:
.long 0xffffffff,0x7fefffff
.type d_huge,@object
.size d_huge,8
.align 8
d_norm:
.long 0x00000000,0x00100000
.type d_norm,@object
.size d_norm,8
.section .data.rel.ro.local, "aw",@progbits
.align 8
.align 8
p_one:
.quad d_one
.type p_one,@object
.size p_one,8
.align 8
p_zero:
.quad d_zero
.type p_zero,@object
.size p_zero,8
.align 8
p_norm:
.quad d_norm
.type p_norm,@object
.size p_norm,8
.data
.section .note.GNU-stack, ""
// -- Begin DWARF2 SEGMENT .eh_frame
.section .eh_frame,"a",@progbits
.eh_frame_seg:
.align 1
# End