corda/external/sgx_libm/intel64/q2l.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

290 lines
7.2 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 "q2l.c"
.text
..TXTST0:
# -- Begin __qtol
.text
.align 16,0x90
.globl __qtol
__qtol:
# parameter 1: %rdi
..B1.1:
.cfi_startproc
..___tag_value___qtol.1:
..L2:
subq $40, %rsp
.cfi_def_cfa_offset 48
movq %rdi, %rdx
movq $0xffffffffffff, %rcx
movq 8(%rdx), %rax
movq %rax, %rsi
shrq $48, %rsi
andq %rax, %rcx
movq (%rdx), %rdi
movq %rdi, %r8
movl %esi, %edx
shlq $15, %rcx
andl $32767, %edx
shrq $49, %r8
shlq $15, %rdi
orq %r8, %rcx
cmpl $32767, %edx
jne ..B1.7
..B1.2:
orq %rcx, %rdi
je ..B1.6
..B1.3:
movq $0x4000000000000000, %rdx
testq %rcx, %rdx
jne ..B1.5
..B1.4:
movq p_zero(%rip), %rax
movsd (%rax), %xmm0
divsd %xmm0, %xmm0
movsd %xmm0, (%rsp)
..B1.5:
orq %rdx, %rcx
..B1.6:
btsq $63, %rcx
movl %esi, 24(%rsp)
movq %rcx, 16(%rsp)
fldt 16(%rsp)
addq $40, %rsp
.cfi_def_cfa_offset 8
ret
.cfi_def_cfa_offset 48
..B1.7:
testl %edx, %edx
je ..B1.9
..B1.8:
movq $0x8000000000000000, %rax
orq %rax, %rcx
jmp ..B1.11
..B1.9:
movq %rcx, %rax
orq %rdi, %rax
je ..B1.22
..B1.10:
movq p_tiny(%rip), %rax
movq p_one(%rip), %r8
movsd (%rax), %xmm0
mulsd (%r8), %xmm0
movsd %xmm0, (%rsp)
..B1.11:
testq %rdi, %rdi
je ..B1.21
..B1.12:
stmxcsr 8(%rsp)
..B1.13:
movl 8(%rsp), %eax
shrl $3, %eax
andl $3072, %eax
jne ..B1.15
..B1.14:
testq %rdi, %rdi
jl ..B1.23
jmp ..B1.18
..B1.15:
testl $32768, %esi
je ..B1.17
..B1.16:
cmpl $1024, %eax
je ..B1.23
jmp ..B1.18
..B1.17:
cmpl $2048, %eax
je ..B1.23
..B1.18:
testl %edx, %edx
jne ..B1.20
..B1.19:
movq p_norm(%rip), %rax
movsd (%rax), %xmm0
mulsd %xmm0, %xmm0
movsd %xmm0, (%rsp)
jmp ..B1.21
..B1.20:
movq p_one(%rip), %rax
movq p_norm(%rip), %rdx
movsd (%rax), %xmm0
addsd (%rdx), %xmm0
movsd %xmm0, (%rsp)
..B1.21:
movl %esi, 24(%rsp)
movq %rcx, 16(%rsp)
fldt 16(%rsp)
addq $40, %rsp
.cfi_def_cfa_offset 8
ret
.cfi_def_cfa_offset 48
..B1.22:
movl %esi, 24(%rsp)
movq $0, 16(%rsp)
fldt 16(%rsp)
addq $40, %rsp
.cfi_def_cfa_offset 8
ret
.cfi_def_cfa_offset 48
..B1.23:
incq %rcx
testl %edx, %edx
je ..B1.29
..B1.24:
testq %rcx, %rcx
jne ..B1.28
..B1.25:
incl %esi
movq $0x8000000000000000, %rcx
movl %esi, %edx
andl $32767, %edx
..B1.26:
cmpl $32767, %edx
jne ..B1.18
..B1.27:
movq p_huge(%rip), %rax
movsd (%rax), %xmm0
mulsd %xmm0, %xmm0
movsd %xmm0, (%rsp)
jmp ..B1.21
..B1.28:
movq $0x8000000000000000, %rdx
movl $1, %r8d
cmpq %rdi, %rdx
movl $0, %edi
movq p_one(%rip), %r9
movq p_norm(%rip), %r10
cmove %r8d, %edi
testl %eax, %eax
movl $0, %eax
movsd (%r9), %xmm0
cmove %r8d, %eax
addsd (%r10), %xmm0
andl %eax, %edi
notl %edi
movslq %edi, %rdi
movsd %xmm0, (%rsp)
andq %rdi, %rcx
jmp ..B1.21
..B1.29:
movq $0x8000000000000000, %rdx
movl $1, %r8d
cmpq %rdi, %rdx
movl $0, %edi
cmove %r8d, %edi
testl %eax, %eax
movl $0, %eax
cmove %r8d, %eax
andl %eax, %edi
notl %edi
movslq %edi, %rdi
andq %rdi, %rcx
jge ..B1.19
..B1.30:
incl %esi
movl %esi, %edx
andl $32767, %edx
jmp ..B1.26
.align 16,0x90
.cfi_endproc
.type __qtol,@function
.size __qtol,.-__qtol
.data
# -- End __qtol
.data
.align 8
.align 8
p_zero:
.quad d_zero
.type p_zero,@object
.size p_zero,8
.align 8
p_tiny:
.quad d_tiny
.type p_tiny,@object
.size p_tiny,8
.align 8
p_one:
.quad d_one
.type p_one,@object
.size p_one,8
.align 8
p_norm:
.quad d_norm
.type p_norm,@object
.size p_norm,8
.align 8
p_huge:
.quad d_huge
.type p_huge,@object
.size p_huge,8
.section .rodata, "a"
.align 8
.align 8
d_zero:
.long 0x00000000,0x00000000
.type d_zero,@object
.size d_zero,8
.align 8
d_tiny:
.long 0x00000001,0x00000000
.type d_tiny,@object
.size d_tiny,8
.align 8
d_one:
.long 0x00000000,0x3ff00000
.type d_one,@object
.size d_one,8
.align 8
d_norm:
.long 0x00000000,0x00100000
.type d_norm,@object
.size d_norm,8
.align 8
d_huge:
.long 0xffffffff,0x7fefffff
.type d_huge,@object
.size d_huge,8
.data
.section .note.GNU-stack, ""
// -- Begin DWARF2 SEGMENT .eh_frame
.section .eh_frame,"a",@progbits
.eh_frame_seg:
.align 1
# End