Rev 534 | Rev 993 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 52 | vana | 1 | /* |
| 92 | jermar | 2 | * Copyright (C) 2005 Jakub Vana |
| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | * |
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| 28 | */ |
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| 52 | vana | 29 | |
| 30 | #include <fpu_context.h> |
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| 31 | |||
| 979 | vana | 32 | void fpu_context_save(fpu_context_t *fctx){ |
| 33 | asm volatile( |
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| 34 | "stf.spill [%2]=f2,0x80\n" |
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| 35 | "stf.spill [%3]=f3,0x80\n" |
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| 36 | "stf.spill [%4]=f4,0x80\n" |
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| 37 | "stf.spill [%5]=f5,0x80\n" |
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| 38 | "stf.spill [%6]=f6,0x80\n" |
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| 39 | "stf.spill [%7]=f7,0x80\n;;" |
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| 40 | |||
| 41 | "stf.spill [%0]=f8,0x80\n" |
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| 42 | "stf.spill [%1]=f9,0x80\n" |
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| 43 | "stf.spill [%2]=f10,0x80\n" |
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| 44 | "stf.spill [%3]=f11,0x80\n" |
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| 45 | "stf.spill [%4]=f12,0x80\n" |
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| 46 | "stf.spill [%5]=f13,0x80\n" |
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| 47 | "stf.spill [%6]=f14,0x80\n" |
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| 48 | "stf.spill [%7]=f15,0x80\n;;" |
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| 49 | |||
| 50 | "stf.spill [%0]=f16,0x80\n" |
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| 51 | "stf.spill [%1]=f17,0x80\n" |
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| 52 | "stf.spill [%2]=f18,0x80\n" |
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| 53 | "stf.spill [%3]=f19,0x80\n" |
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| 54 | "stf.spill [%4]=f20,0x80\n" |
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| 55 | "stf.spill [%5]=f21,0x80\n" |
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| 56 | "stf.spill [%6]=f22,0x80\n" |
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| 57 | "stf.spill [%7]=f23,0x80\n;;" |
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| 58 | |||
| 59 | "stf.spill [%0]=f24,0x80\n" |
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| 60 | "stf.spill [%1]=f25,0x80\n" |
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| 61 | "stf.spill [%2]=f26,0x80\n" |
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| 62 | "stf.spill [%3]=f27,0x80\n" |
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| 63 | "stf.spill [%4]=f28,0x80\n" |
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| 64 | "stf.spill [%5]=f29,0x80\n" |
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| 65 | "stf.spill [%6]=f30,0x80\n" |
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| 66 | "stf.spill [%7]=f31,0x80\n;;" |
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| 67 | |||
| 68 | |||
| 69 | "stf.spill [%0]=f32,0x80\n" |
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| 70 | "stf.spill [%1]=f33,0x80\n" |
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| 71 | "stf.spill [%2]=f34,0x80\n" |
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| 72 | "stf.spill [%3]=f35,0x80\n" |
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| 73 | "stf.spill [%4]=f36,0x80\n" |
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| 74 | "stf.spill [%5]=f37,0x80\n" |
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| 75 | "stf.spill [%6]=f38,0x80\n" |
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| 76 | "stf.spill [%7]=f39,0x80\n;;" |
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| 77 | |||
| 78 | "stf.spill [%0]=f40,0x80\n" |
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| 79 | "stf.spill [%1]=f41,0x80\n" |
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| 80 | "stf.spill [%2]=f42,0x80\n" |
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| 81 | "stf.spill [%3]=f43,0x80\n" |
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| 82 | "stf.spill [%4]=f44,0x80\n" |
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| 83 | "stf.spill [%5]=f45,0x80\n" |
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| 84 | "stf.spill [%6]=f46,0x80\n" |
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| 85 | "stf.spill [%7]=f47,0x80\n;;" |
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| 86 | |||
| 87 | "stf.spill [%0]=f48,0x80\n" |
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| 88 | "stf.spill [%1]=f49,0x80\n" |
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| 89 | "stf.spill [%2]=f50,0x80\n" |
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| 90 | "stf.spill [%3]=f51,0x80\n" |
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| 91 | "stf.spill [%4]=f52,0x80\n" |
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| 92 | "stf.spill [%5]=f53,0x80\n" |
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| 93 | "stf.spill [%6]=f54,0x80\n" |
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| 94 | "stf.spill [%7]=f55,0x80\n;;" |
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| 95 | |||
| 96 | "stf.spill [%0]=f56,0x80\n" |
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| 97 | "stf.spill [%1]=f57,0x80\n" |
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| 98 | "stf.spill [%2]=f58,0x80\n" |
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| 99 | "stf.spill [%3]=f59,0x80\n" |
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| 100 | "stf.spill [%4]=f60,0x80\n" |
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| 101 | "stf.spill [%5]=f61,0x80\n" |
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| 102 | "stf.spill [%6]=f62,0x80\n" |
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| 103 | "stf.spill [%7]=f63,0x80\n;;" |
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| 104 | |||
| 105 | "stf.spill [%0]=f64,0x80\n" |
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| 106 | "stf.spill [%1]=f65,0x80\n" |
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| 107 | "stf.spill [%2]=f66,0x80\n" |
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| 108 | "stf.spill [%3]=f67,0x80\n" |
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| 109 | "stf.spill [%4]=f68,0x80\n" |
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| 110 | "stf.spill [%5]=f69,0x80\n" |
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| 111 | "stf.spill [%6]=f70,0x80\n" |
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| 112 | "stf.spill [%7]=f71,0x80\n;;" |
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| 113 | |||
| 114 | "stf.spill [%0]=f72,0x80\n" |
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| 115 | "stf.spill [%1]=f73,0x80\n" |
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| 116 | "stf.spill [%2]=f74,0x80\n" |
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| 117 | "stf.spill [%3]=f75,0x80\n" |
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| 118 | "stf.spill [%4]=f76,0x80\n" |
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| 119 | "stf.spill [%5]=f77,0x80\n" |
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| 120 | "stf.spill [%6]=f78,0x80\n" |
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| 121 | "stf.spill [%7]=f79,0x80\n;;" |
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| 122 | |||
| 123 | "stf.spill [%0]=f80,0x80\n" |
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| 124 | "stf.spill [%1]=f81,0x80\n" |
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| 125 | "stf.spill [%2]=f82,0x80\n" |
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| 126 | "stf.spill [%3]=f83,0x80\n" |
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| 127 | "stf.spill [%4]=f84,0x80\n" |
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| 128 | "stf.spill [%5]=f85,0x80\n" |
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| 129 | "stf.spill [%6]=f86,0x80\n" |
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| 130 | "stf.spill [%7]=f87,0x80\n;;" |
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| 131 | |||
| 132 | "stf.spill [%0]=f88,0x80\n" |
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| 133 | "stf.spill [%1]=f89,0x80\n" |
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| 134 | "stf.spill [%2]=f90,0x80\n" |
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| 135 | "stf.spill [%3]=f91,0x80\n" |
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| 136 | "stf.spill [%4]=f92,0x80\n" |
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| 137 | "stf.spill [%5]=f93,0x80\n" |
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| 138 | "stf.spill [%6]=f94,0x80\n" |
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| 139 | "stf.spill [%7]=f95,0x80\n;;" |
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| 140 | |||
| 141 | |||
| 142 | "stf.spill [%0]=f96,0x80\n" |
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| 143 | "stf.spill [%1]=f97,0x80\n" |
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| 144 | "stf.spill [%2]=f98,0x80\n" |
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| 145 | "stf.spill [%3]=f99,0x80\n" |
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| 146 | "stf.spill [%4]=f100,0x80\n" |
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| 147 | "stf.spill [%5]=f101,0x80\n" |
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| 148 | "stf.spill [%6]=f102,0x80\n" |
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| 149 | "stf.spill [%7]=f103,0x80\n;;" |
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| 150 | |||
| 151 | "stf.spill [%0]=f104,0x80\n" |
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| 152 | "stf.spill [%1]=f105,0x80\n" |
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| 153 | "stf.spill [%2]=f106,0x80\n" |
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| 154 | "stf.spill [%3]=f107,0x80\n" |
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| 155 | "stf.spill [%4]=f108,0x80\n" |
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| 156 | "stf.spill [%5]=f109,0x80\n" |
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| 157 | "stf.spill [%6]=f110,0x80\n" |
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| 158 | "stf.spill [%7]=f111,0x80\n;;" |
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| 159 | |||
| 160 | "stf.spill [%0]=f112,0x80\n" |
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| 161 | "stf.spill [%1]=f113,0x80\n" |
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| 162 | "stf.spill [%2]=f114,0x80\n" |
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| 163 | "stf.spill [%3]=f115,0x80\n" |
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| 164 | "stf.spill [%4]=f116,0x80\n" |
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| 165 | "stf.spill [%5]=f117,0x80\n" |
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| 166 | "stf.spill [%6]=f118,0x80\n" |
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| 167 | "stf.spill [%7]=f119,0x80\n;;" |
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| 168 | |||
| 169 | "stf.spill [%0]=f120,0x80\n" |
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| 170 | "stf.spill [%1]=f121,0x80\n" |
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| 171 | "stf.spill [%2]=f122,0x80\n" |
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| 172 | "stf.spill [%3]=f123,0x80\n" |
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| 173 | "stf.spill [%4]=f124,0x80\n" |
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| 174 | "stf.spill [%5]=f125,0x80\n" |
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| 175 | "stf.spill [%6]=f126,0x80\n" |
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| 176 | "stf.spill [%7]=f127,0x80\n;;" |
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| 177 | |||
| 178 | |||
| 179 | : |
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| 180 | :"r" (&((fctx->fr)[0])),"r" (&((fctx->fr)[1])),"r" (&((fctx->fr)[2])),"r" (&((fctx->fr)[3])), |
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| 181 | "r" (&((fctx->fr)[4])),"r" (&((fctx->fr)[5])),"r" (&((fctx->fr)[6])),"r" (&((fctx->fr)[7])) |
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| 182 | ); |
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| 183 | |||
| 52 | vana | 184 | } |
| 185 | |||
| 186 | |||
| 57 | vana | 187 | void fpu_context_restore(fpu_context_t *fctx) |
| 52 | vana | 188 | { |
| 979 | vana | 189 | |
| 190 | asm volatile( |
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| 191 | "ldf.fill f2=[%2],0x80\n" |
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| 192 | "ldf.fill f3=[%3],0x80\n" |
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| 193 | "ldf.fill f4=[%4],0x80\n" |
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| 194 | "ldf.fill f5=[%5],0x80\n" |
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| 195 | "ldf.fill f6=[%6],0x80\n" |
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| 196 | "ldf.fill f7=[%7],0x80\n;;" |
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| 197 | |||
| 198 | "ldf.fill f8=[%0],0x80\n" |
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| 199 | "ldf.fill f9=[%1],0x80\n" |
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| 200 | "ldf.fill f10=[%2],0x80\n" |
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| 201 | "ldf.fill f11=[%3],0x80\n" |
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| 202 | "ldf.fill f12=[%4],0x80\n" |
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| 203 | "ldf.fill f13=[%5],0x80\n" |
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| 204 | "ldf.fill f14=[%6],0x80\n" |
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| 205 | "ldf.fill f15=[%7],0x80\n;;" |
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| 206 | |||
| 207 | "ldf.fill f16=[%0],0x80\n" |
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| 208 | "ldf.fill f17=[%1],0x80\n" |
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| 209 | "ldf.fill f18=[%2],0x80\n" |
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| 210 | "ldf.fill f19=[%3],0x80\n" |
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| 211 | "ldf.fill f20=[%4],0x80\n" |
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| 212 | "ldf.fill f21=[%5],0x80\n" |
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| 213 | "ldf.fill f22=[%6],0x80\n" |
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| 214 | "ldf.fill f23=[%7],0x80\n;;" |
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| 215 | |||
| 216 | "ldf.fill f24=[%0],0x80\n" |
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| 217 | "ldf.fill f25=[%1],0x80\n" |
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| 218 | "ldf.fill f26=[%2],0x80\n" |
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| 219 | "ldf.fill f27=[%3],0x80\n" |
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| 220 | "ldf.fill f28=[%4],0x80\n" |
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| 221 | "ldf.fill f29=[%5],0x80\n" |
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| 222 | "ldf.fill f30=[%6],0x80\n" |
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| 223 | "ldf.fill f31=[%7],0x80\n;;" |
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| 224 | |||
| 225 | |||
| 226 | "ldf.fill f32=[%0],0x80\n" |
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| 227 | "ldf.fill f33=[%1],0x80\n" |
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| 228 | "ldf.fill f34=[%2],0x80\n" |
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| 229 | "ldf.fill f35=[%3],0x80\n" |
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| 230 | "ldf.fill f36=[%4],0x80\n" |
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| 231 | "ldf.fill f37=[%5],0x80\n" |
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| 232 | "ldf.fill f38=[%6],0x80\n" |
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| 233 | "ldf.fill f39=[%7],0x80\n;;" |
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| 234 | |||
| 235 | "ldf.fill f40=[%0],0x80\n" |
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| 236 | "ldf.fill f41=[%1],0x80\n" |
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| 237 | "ldf.fill f42=[%2],0x80\n" |
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| 238 | "ldf.fill f43=[%3],0x80\n" |
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| 239 | "ldf.fill f44=[%4],0x80\n" |
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| 240 | "ldf.fill f45=[%5],0x80\n" |
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| 241 | "ldf.fill f46=[%6],0x80\n" |
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| 242 | "ldf.fill f47=[%7],0x80\n;;" |
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| 243 | |||
| 244 | "ldf.fill f48=[%0],0x80\n" |
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| 245 | "ldf.fill f49=[%1],0x80\n" |
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| 246 | "ldf.fill f50=[%2],0x80\n" |
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| 247 | "ldf.fill f51=[%3],0x80\n" |
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| 248 | "ldf.fill f52=[%4],0x80\n" |
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| 249 | "ldf.fill f53=[%5],0x80\n" |
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| 250 | "ldf.fill f54=[%6],0x80\n" |
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| 251 | "ldf.fill f55=[%7],0x80\n;;" |
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| 252 | |||
| 253 | "ldf.fill f56=[%0],0x80\n" |
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| 254 | "ldf.fill f57=[%1],0x80\n" |
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| 255 | "ldf.fill f58=[%2],0x80\n" |
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| 256 | "ldf.fill f59=[%3],0x80\n" |
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| 257 | "ldf.fill f60=[%4],0x80\n" |
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| 258 | "ldf.fill f61=[%5],0x80\n" |
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| 259 | "ldf.fill f62=[%6],0x80\n" |
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| 260 | "ldf.fill f63=[%7],0x80\n;;" |
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| 261 | |||
| 262 | "ldf.fill f64=[%0],0x80\n" |
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| 263 | "ldf.fill f65=[%1],0x80\n" |
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| 264 | "ldf.fill f66=[%2],0x80\n" |
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| 265 | "ldf.fill f67=[%3],0x80\n" |
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| 266 | "ldf.fill f68=[%4],0x80\n" |
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| 267 | "ldf.fill f69=[%5],0x80\n" |
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| 268 | "ldf.fill f70=[%6],0x80\n" |
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| 269 | "ldf.fill f71=[%7],0x80\n;;" |
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| 270 | |||
| 271 | "ldf.fill f72=[%0],0x80\n" |
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| 272 | "ldf.fill f73=[%1],0x80\n" |
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| 273 | "ldf.fill f74=[%2],0x80\n" |
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| 274 | "ldf.fill f75=[%3],0x80\n" |
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| 275 | "ldf.fill f76=[%4],0x80\n" |
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| 276 | "ldf.fill f77=[%5],0x80\n" |
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| 277 | "ldf.fill f78=[%6],0x80\n" |
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| 278 | "ldf.fill f79=[%7],0x80\n;;" |
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| 279 | |||
| 280 | "ldf.fill f80=[%0],0x80\n" |
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| 281 | "ldf.fill f81=[%1],0x80\n" |
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| 282 | "ldf.fill f82=[%2],0x80\n" |
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| 283 | "ldf.fill f83=[%3],0x80\n" |
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| 284 | "ldf.fill f84=[%4],0x80\n" |
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| 285 | "ldf.fill f85=[%5],0x80\n" |
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| 286 | "ldf.fill f86=[%6],0x80\n" |
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| 287 | "ldf.fill f87=[%7],0x80\n;;" |
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| 288 | |||
| 289 | "ldf.fill f88=[%0],0x80\n" |
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| 290 | "ldf.fill f89=[%1],0x80\n" |
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| 291 | "ldf.fill f90=[%2],0x80\n" |
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| 292 | "ldf.fill f91=[%3],0x80\n" |
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| 293 | "ldf.fill f92=[%4],0x80\n" |
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| 294 | "ldf.fill f93=[%5],0x80\n" |
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| 295 | "ldf.fill f94=[%6],0x80\n" |
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| 296 | "ldf.fill f95=[%7],0x80\n;;" |
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| 297 | |||
| 298 | |||
| 299 | "ldf.fill f96=[%0],0x80\n" |
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| 300 | "ldf.fill f97=[%1],0x80\n" |
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| 301 | "ldf.fill f98=[%2],0x80\n" |
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| 302 | "ldf.fill f99=[%3],0x80\n" |
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| 303 | "ldf.fill f100=[%4],0x80\n" |
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| 304 | "ldf.fill f101=[%5],0x80\n" |
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| 305 | "ldf.fill f102=[%6],0x80\n" |
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| 306 | "ldf.fill f103=[%7],0x80\n;;" |
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| 307 | |||
| 308 | "ldf.fill f104=[%0],0x80\n" |
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| 309 | "ldf.fill f105=[%1],0x80\n" |
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| 310 | "ldf.fill f106=[%2],0x80\n" |
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| 311 | "ldf.fill f107=[%3],0x80\n" |
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| 312 | "ldf.fill f108=[%4],0x80\n" |
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| 313 | "ldf.fill f109=[%5],0x80\n" |
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| 314 | "ldf.fill f110=[%6],0x80\n" |
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| 315 | "ldf.fill f111=[%7],0x80\n;;" |
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| 316 | |||
| 317 | "ldf.fill f112=[%0],0x80\n" |
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| 318 | "ldf.fill f113=[%1],0x80\n" |
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| 319 | "ldf.fill f114=[%2],0x80\n" |
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| 320 | "ldf.fill f115=[%3],0x80\n" |
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| 321 | "ldf.fill f116=[%4],0x80\n" |
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| 322 | "ldf.fill f117=[%5],0x80\n" |
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| 323 | "ldf.fill f118=[%6],0x80\n" |
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| 324 | "ldf.fill f119=[%7],0x80\n;;" |
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| 325 | |||
| 326 | "ldf.fill f120=[%0],0x80\n" |
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| 327 | "ldf.fill f121=[%1],0x80\n" |
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| 328 | "ldf.fill f122=[%2],0x80\n" |
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| 329 | "ldf.fill f123=[%3],0x80\n" |
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| 330 | "ldf.fill f124=[%4],0x80\n" |
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| 331 | "ldf.fill f125=[%5],0x80\n" |
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| 332 | "ldf.fill f126=[%6],0x80\n" |
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| 333 | "ldf.fill f127=[%7],0x80\n;;" |
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| 334 | |||
| 335 | |||
| 336 | : |
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| 337 | :"r" (&((fctx->fr)[0])),"r" (&((fctx->fr)[1])),"r" (&((fctx->fr)[2])),"r" (&((fctx->fr)[3])), |
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| 338 | "r" (&((fctx->fr)[4])),"r" (&((fctx->fr)[5])),"r" (&((fctx->fr)[6])),"r" (&((fctx->fr)[7])) |
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| 339 | ); |
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| 340 | |||
| 341 | |||
| 52 | vana | 342 | } |
| 343 | |||
| 979 | vana | 344 | |
| 345 |