mirror of
https://github.com/autc04/Retro68.git
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184 lines
4.1 KiB
ArmAsm
184 lines
4.1 KiB
ArmAsm
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/*
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(C) Copyright IBM Corp. 2005, 2006
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All rights reserved.
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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 are met:
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* Redistributions of source code must retain the above copyright notice,
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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 the
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documentation and/or other materials provided with the distribution.
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* Neither the name of IBM nor the names of its contributors may be
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used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
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*/
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/*
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int setjmp( jmp_buf env );
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*/
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.text
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.align 2
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.global setjmp
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.type setjmp, @function
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setjmp:
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stqd $80, 2*16($3)
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stqd $81, 3*16($3)
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stqd $82, 4*16($3)
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stqd $83, 5*16($3)
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stqd $84, 6*16($3)
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stqd $85, 7*16($3)
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stqd $86, 8*16($3)
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stqd $87, 9*16($3)
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stqd $88, 10*16($3)
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stqd $89, 11*16($3)
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stqd $90, 12*16($3)
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stqd $91, 13*16($3)
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stqd $92, 14*16($3)
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stqd $93, 15*16($3)
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stqd $94, 16*16($3)
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stqd $95, 17*16($3)
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stqd $96, 18*16($3)
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stqd $97, 19*16($3)
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stqd $98, 20*16($3)
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stqd $99, 21*16($3)
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stqd $100, 22*16($3)
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stqd $101, 23*16($3)
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stqd $102, 24*16($3)
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stqd $103, 25*16($3)
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stqd $104, 26*16($3)
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stqd $105, 27*16($3)
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stqd $106, 28*16($3)
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stqd $107, 29*16($3)
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stqd $108, 30*16($3)
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stqd $109, 31*16($3)
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stqd $110, 32*16($3)
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stqd $111, 33*16($3)
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stqd $112, 34*16($3)
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stqd $113, 35*16($3)
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stqd $114, 36*16($3)
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stqd $115, 37*16($3)
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stqd $116, 38*16($3)
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stqd $117, 39*16($3)
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stqd $118, 40*16($3)
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stqd $119, 41*16($3)
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hbr setjmp_ret, $0
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lnop # pipe1 bubble added for instruction fetch
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stqd $120, 42*16($3)
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stqd $121, 43*16($3)
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stqd $122, 44*16($3)
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stqd $123, 45*16($3)
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stqd $124, 46*16($3)
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stqd $125, 47*16($3)
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stqd $126, 48*16($3)
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stqd $127, 49*16($3)
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stqd $0, 0*16($3)
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stqd $1, 1*16($3)
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il $3, 0
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setjmp_ret:
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bi $0
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.size setjmp, .-setjmp
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/*
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int longjmp( jmp_buf env, int val );
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*/
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.text
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.align 2
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.global longjmp
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.type longjmp, @function
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longjmp:
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lr $127, $1
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lqd $0, 0*16($3)
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lqd $1, 1*16($3)
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sf $126, $127, $1
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rotqbyi $126, $126, 12
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fsmbi $127, 0x0F00
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and $126, $126, $127
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a $1, $1, $126
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# restore all the non-volatile registers
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lqd $80, 2*16($3)
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lqd $81, 3*16($3)
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lqd $82, 4*16($3)
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lqd $83, 5*16($3)
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lqd $84, 6*16($3)
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lqd $85, 7*16($3)
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lqd $86, 8*16($3)
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lqd $87, 9*16($3)
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lqd $88, 10*16($3)
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lqd $89, 11*16($3)
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lqd $90, 12*16($3)
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lqd $91, 13*16($3)
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lqd $92, 14*16($3)
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lqd $93, 15*16($3)
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lqd $94, 16*16($3)
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lqd $95, 17*16($3)
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lqd $96, 18*16($3)
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lqd $97, 19*16($3)
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lqd $98, 20*16($3)
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lqd $99, 21*16($3)
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lqd $100, 22*16($3)
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lqd $101, 23*16($3)
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lqd $102, 24*16($3)
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lqd $103, 25*16($3)
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lqd $104, 26*16($3)
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lqd $105, 27*16($3)
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lqd $106, 28*16($3)
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lqd $107, 29*16($3)
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lqd $108, 30*16($3)
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lqd $109, 31*16($3)
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hbr longjmp_ret, $0
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lqd $110, 32*16($3)
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lqd $111, 33*16($3)
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lqd $112, 34*16($3)
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lqd $113, 35*16($3)
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lqd $114, 36*16($3)
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lqd $115, 37*16($3)
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lqd $116, 38*16($3)
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lqd $117, 39*16($3)
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lqd $118, 40*16($3)
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lqd $119, 41*16($3)
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lqd $120, 42*16($3)
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lqd $121, 43*16($3)
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lqd $122, 44*16($3)
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lqd $123, 45*16($3)
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lqd $124, 46*16($3)
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lqd $125, 47*16($3)
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ceqi $5, $4, 0
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lqd $126, 48*16($3)
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lqd $127, 49*16($3)
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sf $3, $5, $4
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longjmp_ret:
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bi $0
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.size longjmp, .-longjmp
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