corda/external/sgx_libm/ia32/hypotf.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

184 lines
5.0 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 "hypotf.c"
.text
..TXTST0:
# -- Begin hypotf
.text
.align 16,0x90
.globl hypotf
hypotf:
# parameter 1: 8 + %ebp
# parameter 2: 12 + %ebp
..B1.1:
..L1:
pushl %ebp
movl %esp, %ebp
andl $-16, %esp
subl $16, %esp
movzwl 10(%ebp), %ecx
andl $32640, %ecx
movzwl 14(%ebp), %edx
andl $32640, %edx
shrl $7, %ecx
shrl $7, %edx
cmpl $255, %ecx
je ..B1.9
..B1.2:
cmpl $255, %edx
je ..B1.9
..B1.3:
movl %ecx, %eax
subl %edx, %eax
addl $28, %eax
cmpl $56, %eax
ja ..B1.5
..B1.4:
flds 8(%ebp)
addl %edx, %ecx
fmul %st(0), %st
cmpl $378, %ecx
flds 12(%ebp)
fmul %st(0), %st
faddp %st, %st(1)
fsqrt
jg ..B1.7
jmp ..B1.6
..B1.5:
flds 8(%ebp)
call ..L2
..L2:
popl %eax
lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%eax), %eax
fabs
flds 12(%ebp)
fabs
fldl .L_2il0floatpacket.0@GOTOFF(%eax)
fmul %st, %st(2)
fmulp %st, %st(1)
faddp %st, %st(1)
fstps 8(%esp)
flds 8(%esp)
fmuls .L_2il0floatpacket.1@GOTOFF(%eax)
cmpl $2130706432, 8(%esp)
..B1.6:
movl %ebp, %esp
popl %ebp
ret
..B1.7:
fstl (%esp)
cmpl $1206910976, 4(%esp)
jl ..B1.6
..B1.8:
movl %ebp, %esp
popl %ebp
ret
..B1.9:
andb $127, 11(%ebp)
andb $127, 15(%ebp)
cmpl $255, %ecx
je ..B1.21
..B1.10:
cmpl $255, %edx
je ..B1.19
..B1.11:
flds 8(%ebp)
fld %st(0)
fadds 12(%ebp)
fstps 8(%esp)
..B1.12:
cmpl $255, %ecx
je ..B1.17
..B1.13:
fstp %st(0)
cmpl $255, %edx
jne ..B1.16
..B1.14:
testl $8388607, 12(%ebp)
jne ..B1.16
..B1.15:
flds 12(%ebp)
movl %ebp, %esp
popl %ebp
ret
..B1.16:
flds 8(%esp)
movl %ebp, %esp
popl %ebp
ret
..B1.17:
testl $8388607, 8(%ebp)
jne ..B1.13
..B1.18:
movl %ebp, %esp
popl %ebp
ret
..B1.19:
testl $8388607, 12(%ebp)
je ..B1.11
..B1.20:
flds 8(%ebp)
fld %st(0)
fmuls 12(%ebp)
fstps 8(%esp)
jmp ..B1.12
..B1.21:
testl $8388607, 8(%ebp)
jne ..B1.20
jmp ..B1.10
.align 16,0x90
.type hypotf,@function
.size hypotf,.-hypotf
.data
# -- End hypotf
.section .rodata, "a"
.align 8
.align 8
.L_2il0floatpacket.0:
.long 0x00000000,0x3fe00000
.type .L_2il0floatpacket.0,@object
.size .L_2il0floatpacket.0,8
.align 4
.L_2il0floatpacket.1:
.long 0x40000000
.type .L_2il0floatpacket.1,@object
.size .L_2il0floatpacket.1,4
.data
.section .note.GNU-stack, ""
# End