corda/external/sgx_libm/ia32/cproj.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

165 lines
4.5 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 "cproj.c"
.text
..TXTST0:
# -- Begin cproj
.text
.align 16,0x90
.globl cproj
cproj:
# parameter 1: 12 + %ebp
..B1.1:
..L1:
pushl %ebp
movl %esp, %ebp
andl $-16, %esp
subl $32, %esp
fldz
movl %gs:20, %ecx
movl 8(%ebp), %eax
xorl %esp, %ecx
movl %ecx, 16(%esp)
movzwl 18(%ebp), %ecx
andl $32752, %ecx
call ..L2
..L2:
popl %edx
lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%edx), %edx
cmpl $32752, %ecx
je ..B1.15
..B1.2:
movzwl 26(%ebp), %ecx
andl $32752, %ecx
cmpl $32752, %ecx
je ..B1.6
..B1.3:
fstp %st(0)
movl 12(%ebp), %ecx
movl %ecx, (%eax)
movl 16(%ebp), %ecx
movl %ecx, 4(%eax)
movl 20(%ebp), %ecx
movl %ecx, 8(%eax)
movl 24(%ebp), %ecx
movl %ecx, 12(%eax)
movl 16(%esp), %ecx
xorl %esp, %ecx
cmpl %gs:20, %ecx
jne ..B1.5
..B1.4:
movl %ebp, %esp
popl %ebp
ret $4
..B1.5:
movl %edx, %ebx
call __stack_chk_fail@PLT
..B1.6:
testl $1048575, 24(%ebp)
jne ..B1.3
..B1.7:
cmpl $0, 20(%ebp)
jne ..B1.3
..B1.8:
fstl 8(%esp)
fstpl (%esp)
..B1.9:
fldl DBL_PINFA@GOTOFF(%edx)
movzbl 27(%ebp), %ecx
testl $128, %ecx
fstpl (%esp)
je ..B1.11
..B1.10:
fldl DBL_NZEROA@GOTOFF(%edx)
fstpl 8(%esp)
jmp ..B1.12
..B1.11:
fldl DBL_PZEROA@GOTOFF(%edx)
fstpl 8(%esp)
..B1.12:
movl (%esp), %ecx
movl %ecx, (%eax)
movl 4(%esp), %ecx
movl %ecx, 4(%eax)
movl 8(%esp), %ecx
movl %ecx, 8(%eax)
movl 12(%esp), %ecx
movl %ecx, 12(%eax)
movl 16(%esp), %ecx
xorl %esp, %ecx
cmpl %gs:20, %ecx
jne ..B1.5
jmp ..B1.4
..B1.15:
testl $1048575, 16(%ebp)
jne ..B1.2
..B1.16:
cmpl $0, 12(%ebp)
je ..B1.8
jmp ..B1.2
.align 16,0x90
.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, ""
# End