mirror of
https://github.com/corda/corda.git
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9441de4c38
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>
172 lines
4.4 KiB
ArmAsm
172 lines
4.4 KiB
ArmAsm
/*
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* Math library
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*
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* Copyright (C) 2016 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* Author Name <jingwei.zhang@intel.com>
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* History:
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* 03-14-2016 Initial version. numerics svn rev. 12864
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*/
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.file "truncl.c"
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.text
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..TXTST0:
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# -- Begin truncl
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.text
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.align 16,0x90
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.globl truncl
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truncl:
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# parameter 1: 8 + %ebp
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..B1.1:
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..L1:
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pushl %ebp
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movl %esp, %ebp
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andl $-16, %esp
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subl $32, %esp
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..B1.2:
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fnstcw 22(%esp)
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..B1.3:
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movzwl 16(%ebp), %ecx
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andl $32767, %ecx
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call ..L2
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..L2:
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popl %eax
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lea _GLOBAL_OFFSET_TABLE_+[. - ..L2](%eax), %eax
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cmpl $16446, %ecx
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jge ..B1.14
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..B1.4:
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cmpl $16383, %ecx
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jl ..B1.9
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..B1.5:
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cmpl $16415, %ecx
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jge ..B1.7
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..B1.6:
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negl %ecx
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addl $30, %ecx
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movl 12(%ebp), %eax
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shrl %cl, %eax
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shll %cl, %eax
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movl %eax, 12(%ebp)
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xorl %eax, %eax
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jmp ..B1.8
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..B1.7:
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negl %ecx
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addl $30, %ecx
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movl 8(%ebp), %eax
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shrl %cl, %eax
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shll %cl, %eax
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..B1.8:
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movl %eax, 8(%ebp)
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fldt 8(%ebp)
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movl %ebp, %esp
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popl %ebp
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ret
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..B1.9:
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testl %ecx, %ecx
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jne ..B1.13
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..B1.10:
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cmpl $0, 12(%ebp)
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jne ..B1.12
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..B1.11:
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cmpl $0, 8(%ebp)
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je ..B1.13
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..B1.12:
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fldl _smallest_value_64@GOTOFF(%eax)
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fstpl (%esp)
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..B1.13:
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movzbl 17(%ebp), %edx
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andl $128, %edx
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shrl $7, %edx
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fldl _zeros@GOTOFF(%eax,%edx,8)
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movl %ebp, %esp
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popl %ebp
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ret
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..B1.14:
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movzwl 22(%esp), %ecx
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movl %ecx, %edx
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andl $768, %edx
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cmpl $768, %edx
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je ..B1.20
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..B1.15:
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orl $-64768, %ecx
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movw %cx, 20(%esp)
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..B1.16:
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fldcw 20(%esp)
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..B1.17:
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fldt 8(%ebp)
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fmull _ones@GOTOFF(%eax)
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fstpt 8(%esp)
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..B1.18:
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fldcw 22(%esp)
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..B1.19:
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fldt 8(%esp)
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movl %ebp, %esp
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popl %ebp
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ret
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..B1.20:
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fldt 8(%ebp)
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fmull _ones@GOTOFF(%eax)
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fstpt 8(%esp)
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jmp ..B1.19
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.align 16,0x90
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.type truncl,@function
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.size truncl,.-truncl
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.data
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# -- End truncl
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.section .rodata, "a"
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.align 4
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.align 4
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_smallest_value_64:
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.long 1
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.long 0
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.long 1
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.long 2147483648
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.type _smallest_value_64,@object
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.size _smallest_value_64,16
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.align 4
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_zeros:
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.long 0
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.long 0
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.long 0
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.long 2147483648
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.type _zeros,@object
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.size _zeros,16
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.align 4
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_ones:
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.long 0
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.long 1072693248
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.long 0
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.long 3220176896
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.type _ones,@object
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.size _ones,16
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.data
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.section .note.GNU-stack, ""
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# End
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