root / target-ppc / op_helper.h @ 1698b741
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1 | 76a66253 | j_mayer | /*
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2 | 76a66253 | j_mayer | * PowerPC emulation helpers header for qemu.
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3 | 76a66253 | j_mayer | *
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4 | 76a66253 | j_mayer | * Copyright (c) 2003-2007 Jocelyn Mayer
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5 | 76a66253 | j_mayer | *
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6 | 76a66253 | j_mayer | * This library is free software; you can redistribute it and/or
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7 | 76a66253 | j_mayer | * modify it under the terms of the GNU Lesser General Public
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8 | 76a66253 | j_mayer | * License as published by the Free Software Foundation; either
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9 | 76a66253 | j_mayer | * version 2 of the License, or (at your option) any later version.
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10 | 76a66253 | j_mayer | *
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11 | 76a66253 | j_mayer | * This library is distributed in the hope that it will be useful,
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12 | 76a66253 | j_mayer | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 76a66253 | j_mayer | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 76a66253 | j_mayer | * Lesser General Public License for more details.
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15 | 76a66253 | j_mayer | *
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16 | 76a66253 | j_mayer | * You should have received a copy of the GNU Lesser General Public
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17 | 76a66253 | j_mayer | * License along with this library; if not, write to the Free Software
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18 | 76a66253 | j_mayer | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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19 | 76a66253 | j_mayer | */
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20 | 76a66253 | j_mayer | |
21 | 76a66253 | j_mayer | #if defined(MEMSUFFIX)
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22 | 76a66253 | j_mayer | |
23 | 76a66253 | j_mayer | /* Memory load/store helpers */
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24 | 76a66253 | j_mayer | void glue(do_lsw, MEMSUFFIX) (int dst); |
25 | 76a66253 | j_mayer | void glue(do_lsw_le, MEMSUFFIX) (int dst); |
26 | 76a66253 | j_mayer | void glue(do_stsw, MEMSUFFIX) (int src); |
27 | 76a66253 | j_mayer | void glue(do_stsw_le, MEMSUFFIX) (int src); |
28 | 76a66253 | j_mayer | void glue(do_lmw, MEMSUFFIX) (int dst); |
29 | 76a66253 | j_mayer | void glue(do_lmw_le, MEMSUFFIX) (int dst); |
30 | 76a66253 | j_mayer | void glue(do_stmw, MEMSUFFIX) (int src); |
31 | 76a66253 | j_mayer | void glue(do_stmw_le, MEMSUFFIX) (int src); |
32 | 36f69651 | j_mayer | void glue(do_icbi, MEMSUFFIX) (void); |
33 | 76a66253 | j_mayer | void glue(do_POWER_lscbx, MEMSUFFIX) (int dest, int ra, int rb); |
34 | 76a66253 | j_mayer | void glue(do_POWER2_lfq, MEMSUFFIX) (void); |
35 | 76a66253 | j_mayer | void glue(do_POWER2_lfq_le, MEMSUFFIX) (void); |
36 | 76a66253 | j_mayer | void glue(do_POWER2_stfq, MEMSUFFIX) (void); |
37 | 76a66253 | j_mayer | void glue(do_POWER2_stfq_le, MEMSUFFIX) (void); |
38 | 76a66253 | j_mayer | |
39 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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40 | d9bce9d9 | j_mayer | void glue(do_lsw_64, MEMSUFFIX) (int dst); |
41 | d9bce9d9 | j_mayer | void glue(do_lsw_le_64, MEMSUFFIX) (int dst); |
42 | d9bce9d9 | j_mayer | void glue(do_stsw_64, MEMSUFFIX) (int src); |
43 | d9bce9d9 | j_mayer | void glue(do_stsw_le_64, MEMSUFFIX) (int src); |
44 | d9bce9d9 | j_mayer | void glue(do_lmw_64, MEMSUFFIX) (int dst); |
45 | d9bce9d9 | j_mayer | void glue(do_lmw_le_64, MEMSUFFIX) (int dst); |
46 | d9bce9d9 | j_mayer | void glue(do_stmw_64, MEMSUFFIX) (int src); |
47 | d9bce9d9 | j_mayer | void glue(do_stmw_le_64, MEMSUFFIX) (int src); |
48 | 36f69651 | j_mayer | void glue(do_icbi_64, MEMSUFFIX) (void); |
49 | d9bce9d9 | j_mayer | #endif
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50 | d9bce9d9 | j_mayer | |
51 | 76a66253 | j_mayer | #else
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52 | 76a66253 | j_mayer | |
53 | 76a66253 | j_mayer | /* Registers load and stores */
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54 | 76a66253 | j_mayer | void do_load_cr (void); |
55 | 76a66253 | j_mayer | void do_store_cr (uint32_t mask);
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56 | 76a66253 | j_mayer | void do_load_xer (void); |
57 | 76a66253 | j_mayer | void do_store_xer (void); |
58 | 76a66253 | j_mayer | void do_load_fpscr (void); |
59 | 76a66253 | j_mayer | void do_store_fpscr (uint32_t mask);
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60 | 76a66253 | j_mayer | |
61 | 76a66253 | j_mayer | /* Integer arithmetic helpers */
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62 | 76a66253 | j_mayer | void do_adde (void); |
63 | 76a66253 | j_mayer | void do_addmeo (void); |
64 | 76a66253 | j_mayer | void do_divwo (void); |
65 | 76a66253 | j_mayer | void do_divwuo (void); |
66 | 76a66253 | j_mayer | void do_mullwo (void); |
67 | 76a66253 | j_mayer | void do_nego (void); |
68 | 76a66253 | j_mayer | void do_subfe (void); |
69 | 76a66253 | j_mayer | void do_subfmeo (void); |
70 | 76a66253 | j_mayer | void do_subfzeo (void); |
71 | d9bce9d9 | j_mayer | void do_sraw (void); |
72 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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73 | d9bce9d9 | j_mayer | void do_adde_64 (void); |
74 | d9bce9d9 | j_mayer | void do_addmeo_64 (void); |
75 | d9bce9d9 | j_mayer | void do_imul64 (uint64_t *tl, uint64_t *th);
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76 | d9bce9d9 | j_mayer | void do_mul64 (uint64_t *tl, uint64_t *th);
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77 | d9bce9d9 | j_mayer | void do_divdo (void); |
78 | d9bce9d9 | j_mayer | void do_divduo (void); |
79 | d9bce9d9 | j_mayer | void do_mulldo (void); |
80 | d9bce9d9 | j_mayer | void do_nego_64 (void); |
81 | d9bce9d9 | j_mayer | void do_subfe_64 (void); |
82 | d9bce9d9 | j_mayer | void do_subfmeo_64 (void); |
83 | d9bce9d9 | j_mayer | void do_subfzeo_64 (void); |
84 | d9bce9d9 | j_mayer | void do_srad (void); |
85 | d9bce9d9 | j_mayer | #endif
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86 | d9bce9d9 | j_mayer | void do_popcntb (void); |
87 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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88 | d9bce9d9 | j_mayer | void do_popcntb_64 (void); |
89 | d9bce9d9 | j_mayer | #endif
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90 | 76a66253 | j_mayer | |
91 | 76a66253 | j_mayer | /* Floating-point arithmetic helpers */
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92 | 76a66253 | j_mayer | void do_fsqrt (void); |
93 | 76a66253 | j_mayer | void do_fres (void); |
94 | 76a66253 | j_mayer | void do_frsqrte (void); |
95 | 76a66253 | j_mayer | void do_fsel (void); |
96 | 76a66253 | j_mayer | void do_fnmadd (void); |
97 | 76a66253 | j_mayer | void do_fnmsub (void); |
98 | 76a66253 | j_mayer | void do_fctiw (void); |
99 | 76a66253 | j_mayer | void do_fctiwz (void); |
100 | 76a66253 | j_mayer | void do_fcmpu (void); |
101 | 76a66253 | j_mayer | void do_fcmpo (void); |
102 | 76a66253 | j_mayer | |
103 | 0487d6a8 | j_mayer | /* Misc */
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104 | 76a66253 | j_mayer | void do_tw (int flags); |
105 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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106 | d9bce9d9 | j_mayer | void do_td (int flags); |
107 | d9bce9d9 | j_mayer | #endif
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108 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
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109 | 76a66253 | j_mayer | void do_rfi (void); |
110 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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111 | d9bce9d9 | j_mayer | void do_rfi_32 (void); |
112 | d9bce9d9 | j_mayer | #endif
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113 | 76a66253 | j_mayer | void do_tlbia (void); |
114 | 76a66253 | j_mayer | void do_tlbie (void); |
115 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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116 | d9bce9d9 | j_mayer | void do_tlbie_64 (void); |
117 | d9bce9d9 | j_mayer | #endif
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118 | 76a66253 | j_mayer | void do_load_6xx_tlb (int is_code); |
119 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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120 | d9bce9d9 | j_mayer | void do_slbia (void); |
121 | d9bce9d9 | j_mayer | void do_slbie (void); |
122 | d9bce9d9 | j_mayer | #endif
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123 | 76a66253 | j_mayer | #endif
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124 | 76a66253 | j_mayer | |
125 | 76a66253 | j_mayer | /* POWER / PowerPC 601 specific helpers */
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126 | 76a66253 | j_mayer | void do_store_601_batu (int nr); |
127 | 76a66253 | j_mayer | void do_POWER_abso (void); |
128 | 76a66253 | j_mayer | void do_POWER_clcs (void); |
129 | 76a66253 | j_mayer | void do_POWER_div (void); |
130 | 76a66253 | j_mayer | void do_POWER_divo (void); |
131 | 76a66253 | j_mayer | void do_POWER_divs (void); |
132 | 76a66253 | j_mayer | void do_POWER_divso (void); |
133 | 76a66253 | j_mayer | void do_POWER_dozo (void); |
134 | 76a66253 | j_mayer | void do_POWER_maskg (void); |
135 | 76a66253 | j_mayer | void do_POWER_mulo (void); |
136 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
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137 | 76a66253 | j_mayer | void do_POWER_rac (void); |
138 | 76a66253 | j_mayer | void do_POWER_rfsvc (void); |
139 | 76a66253 | j_mayer | #endif
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140 | 76a66253 | j_mayer | |
141 | 76a66253 | j_mayer | /* PowerPC 602 specific helper */
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142 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
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143 | 76a66253 | j_mayer | void do_op_602_mfrom (void); |
144 | 76a66253 | j_mayer | #endif
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145 | 76a66253 | j_mayer | |
146 | 76a66253 | j_mayer | /* PowerPC 4xx specific helpers */
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147 | 76a66253 | j_mayer | void do_405_check_ov (void); |
148 | 76a66253 | j_mayer | void do_405_check_sat (void); |
149 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
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150 | 76a66253 | j_mayer | void do_4xx_load_dcr (int dcrn); |
151 | 76a66253 | j_mayer | void do_4xx_store_dcr (int dcrn); |
152 | 76a66253 | j_mayer | void do_4xx_rfci (void); |
153 | 76a66253 | j_mayer | void do_4xx_tlbre_lo (void); |
154 | 76a66253 | j_mayer | void do_4xx_tlbre_hi (void); |
155 | 76a66253 | j_mayer | void do_4xx_tlbsx (void); |
156 | 76a66253 | j_mayer | void do_4xx_tlbsx_ (void); |
157 | 76a66253 | j_mayer | void do_4xx_tlbwe_lo (void); |
158 | 76a66253 | j_mayer | void do_4xx_tlbwe_hi (void); |
159 | 76a66253 | j_mayer | #endif
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160 | 76a66253 | j_mayer | |
161 | 0487d6a8 | j_mayer | /* PowerPC 440 specific helpers */
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162 | 76a66253 | j_mayer | void do_440_dlmzb (void); |
163 | 76a66253 | j_mayer | |
164 | 0487d6a8 | j_mayer | /* PowerPC 403 specific helpers */
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165 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
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166 | 76a66253 | j_mayer | void do_load_403_pb (int num); |
167 | 76a66253 | j_mayer | void do_store_403_pb (int num); |
168 | 76a66253 | j_mayer | #endif
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169 | 76a66253 | j_mayer | |
170 | 0487d6a8 | j_mayer | #if defined(TARGET_PPCSPE)
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171 | 0487d6a8 | j_mayer | /* SPE extension helpers */
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172 | 0487d6a8 | j_mayer | void do_brinc (void); |
173 | 0487d6a8 | j_mayer | /* Fixed-point vector helpers */
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174 | 0487d6a8 | j_mayer | void do_evabs (void); |
175 | 0487d6a8 | j_mayer | void do_evaddw (void); |
176 | 0487d6a8 | j_mayer | void do_evcntlsw (void); |
177 | 0487d6a8 | j_mayer | void do_evcntlzw (void); |
178 | 0487d6a8 | j_mayer | void do_evneg (void); |
179 | 0487d6a8 | j_mayer | void do_evrlw (void); |
180 | 0487d6a8 | j_mayer | void do_evsel (void); |
181 | 0487d6a8 | j_mayer | void do_evrndw (void); |
182 | 0487d6a8 | j_mayer | void do_evslw (void); |
183 | 0487d6a8 | j_mayer | void do_evsrws (void); |
184 | 0487d6a8 | j_mayer | void do_evsrwu (void); |
185 | 0487d6a8 | j_mayer | void do_evsubfw (void); |
186 | 0487d6a8 | j_mayer | void do_evcmpeq (void); |
187 | 0487d6a8 | j_mayer | void do_evcmpgts (void); |
188 | 0487d6a8 | j_mayer | void do_evcmpgtu (void); |
189 | 0487d6a8 | j_mayer | void do_evcmplts (void); |
190 | 0487d6a8 | j_mayer | void do_evcmpltu (void); |
191 | 0487d6a8 | j_mayer | |
192 | 0487d6a8 | j_mayer | /* Single precision floating-point helpers */
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193 | 0487d6a8 | j_mayer | void do_efscmplt (void); |
194 | 0487d6a8 | j_mayer | void do_efscmpgt (void); |
195 | 0487d6a8 | j_mayer | void do_efscmpeq (void); |
196 | 0487d6a8 | j_mayer | void do_efscfsf (void); |
197 | 0487d6a8 | j_mayer | void do_efscfuf (void); |
198 | 0487d6a8 | j_mayer | void do_efsctsf (void); |
199 | 0487d6a8 | j_mayer | void do_efsctuf (void); |
200 | 0487d6a8 | j_mayer | |
201 | 0487d6a8 | j_mayer | void do_efscfsi (void); |
202 | 0487d6a8 | j_mayer | void do_efscfui (void); |
203 | 0487d6a8 | j_mayer | void do_efsctsi (void); |
204 | 0487d6a8 | j_mayer | void do_efsctui (void); |
205 | 0487d6a8 | j_mayer | void do_efsctsiz (void); |
206 | 0487d6a8 | j_mayer | void do_efsctuiz (void); |
207 | 0487d6a8 | j_mayer | |
208 | 0487d6a8 | j_mayer | /* Double precision floating-point helpers */
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209 | 0487d6a8 | j_mayer | void do_efdcmplt (void); |
210 | 0487d6a8 | j_mayer | void do_efdcmpgt (void); |
211 | 0487d6a8 | j_mayer | void do_efdcmpeq (void); |
212 | 0487d6a8 | j_mayer | void do_efdcfsf (void); |
213 | 0487d6a8 | j_mayer | void do_efdcfuf (void); |
214 | 0487d6a8 | j_mayer | void do_efdctsf (void); |
215 | 0487d6a8 | j_mayer | void do_efdctuf (void); |
216 | 0487d6a8 | j_mayer | |
217 | 0487d6a8 | j_mayer | void do_efdcfsi (void); |
218 | 0487d6a8 | j_mayer | void do_efdcfui (void); |
219 | 0487d6a8 | j_mayer | void do_efdctsi (void); |
220 | 0487d6a8 | j_mayer | void do_efdctui (void); |
221 | 0487d6a8 | j_mayer | void do_efdctsiz (void); |
222 | 0487d6a8 | j_mayer | void do_efdctuiz (void); |
223 | 0487d6a8 | j_mayer | |
224 | 0487d6a8 | j_mayer | void do_efdcfs (void); |
225 | 0487d6a8 | j_mayer | void do_efscfd (void); |
226 | 0487d6a8 | j_mayer | |
227 | 0487d6a8 | j_mayer | /* Floating-point vector helpers */
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228 | 0487d6a8 | j_mayer | void do_evfsabs (void); |
229 | 0487d6a8 | j_mayer | void do_evfsnabs (void); |
230 | 0487d6a8 | j_mayer | void do_evfsneg (void); |
231 | 0487d6a8 | j_mayer | void do_evfsadd (void); |
232 | 0487d6a8 | j_mayer | void do_evfssub (void); |
233 | 0487d6a8 | j_mayer | void do_evfsmul (void); |
234 | 0487d6a8 | j_mayer | void do_evfsdiv (void); |
235 | 0487d6a8 | j_mayer | void do_evfscmplt (void); |
236 | 0487d6a8 | j_mayer | void do_evfscmpgt (void); |
237 | 0487d6a8 | j_mayer | void do_evfscmpeq (void); |
238 | 0487d6a8 | j_mayer | void do_evfststlt (void); |
239 | 0487d6a8 | j_mayer | void do_evfststgt (void); |
240 | 0487d6a8 | j_mayer | void do_evfststeq (void); |
241 | 0487d6a8 | j_mayer | void do_evfscfsi (void); |
242 | 0487d6a8 | j_mayer | void do_evfscfui (void); |
243 | 0487d6a8 | j_mayer | void do_evfscfsf (void); |
244 | 0487d6a8 | j_mayer | void do_evfscfuf (void); |
245 | 0487d6a8 | j_mayer | void do_evfsctsf (void); |
246 | 0487d6a8 | j_mayer | void do_evfsctuf (void); |
247 | 0487d6a8 | j_mayer | void do_evfsctsi (void); |
248 | 0487d6a8 | j_mayer | void do_evfsctui (void); |
249 | 0487d6a8 | j_mayer | void do_evfsctsiz (void); |
250 | 0487d6a8 | j_mayer | void do_evfsctuiz (void); |
251 | 0487d6a8 | j_mayer | #endif /* defined(TARGET_PPCSPE) */ |
252 | 0487d6a8 | j_mayer | |
253 | 0487d6a8 | j_mayer | /* Inlined helpers: used in micro-operation as well as helpers */
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254 | 0487d6a8 | j_mayer | /* Generic fixed-point helpers */
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255 | 0487d6a8 | j_mayer | static inline int _do_cntlzw (uint32_t val) |
256 | 0487d6a8 | j_mayer | { |
257 | 0487d6a8 | j_mayer | int cnt = 0; |
258 | 0487d6a8 | j_mayer | if (!(val & 0xFFFF0000UL)) { |
259 | 0487d6a8 | j_mayer | cnt += 16;
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260 | 0487d6a8 | j_mayer | val <<= 16;
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261 | 0487d6a8 | j_mayer | } |
262 | 0487d6a8 | j_mayer | if (!(val & 0xFF000000UL)) { |
263 | 0487d6a8 | j_mayer | cnt += 8;
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264 | 0487d6a8 | j_mayer | val <<= 8;
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265 | 0487d6a8 | j_mayer | } |
266 | 0487d6a8 | j_mayer | if (!(val & 0xF0000000UL)) { |
267 | 0487d6a8 | j_mayer | cnt += 4;
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268 | 0487d6a8 | j_mayer | val <<= 4;
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269 | 0487d6a8 | j_mayer | } |
270 | 0487d6a8 | j_mayer | if (!(val & 0xC0000000UL)) { |
271 | 0487d6a8 | j_mayer | cnt += 2;
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272 | 0487d6a8 | j_mayer | val <<= 2;
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273 | 0487d6a8 | j_mayer | } |
274 | 0487d6a8 | j_mayer | if (!(val & 0x80000000UL)) { |
275 | 0487d6a8 | j_mayer | cnt++; |
276 | 0487d6a8 | j_mayer | val <<= 1;
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277 | 0487d6a8 | j_mayer | } |
278 | 0487d6a8 | j_mayer | if (!(val & 0x80000000UL)) { |
279 | 0487d6a8 | j_mayer | cnt++; |
280 | 0487d6a8 | j_mayer | } |
281 | 0487d6a8 | j_mayer | return cnt;
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282 | 0487d6a8 | j_mayer | } |
283 | 0487d6a8 | j_mayer | |
284 | 0487d6a8 | j_mayer | static inline int _do_cntlzd (uint64_t val) |
285 | 0487d6a8 | j_mayer | { |
286 | 0487d6a8 | j_mayer | int cnt = 0; |
287 | 0487d6a8 | j_mayer | #if HOST_LONG_BITS == 64 |
288 | 0487d6a8 | j_mayer | if (!(val & 0xFFFFFFFF00000000ULL)) { |
289 | 0487d6a8 | j_mayer | cnt += 32;
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290 | 0487d6a8 | j_mayer | val <<= 32;
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291 | 0487d6a8 | j_mayer | } |
292 | 0487d6a8 | j_mayer | if (!(val & 0xFFFF000000000000ULL)) { |
293 | 0487d6a8 | j_mayer | cnt += 16;
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294 | 0487d6a8 | j_mayer | val <<= 16;
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295 | 0487d6a8 | j_mayer | } |
296 | 0487d6a8 | j_mayer | if (!(val & 0xFF00000000000000ULL)) { |
297 | 0487d6a8 | j_mayer | cnt += 8;
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298 | 0487d6a8 | j_mayer | val <<= 8;
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299 | 0487d6a8 | j_mayer | } |
300 | 0487d6a8 | j_mayer | if (!(val & 0xF000000000000000ULL)) { |
301 | 0487d6a8 | j_mayer | cnt += 4;
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302 | 0487d6a8 | j_mayer | val <<= 4;
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303 | 0487d6a8 | j_mayer | } |
304 | 0487d6a8 | j_mayer | if (!(val & 0xC000000000000000ULL)) { |
305 | 0487d6a8 | j_mayer | cnt += 2;
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306 | 0487d6a8 | j_mayer | val <<= 2;
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307 | 0487d6a8 | j_mayer | } |
308 | 0487d6a8 | j_mayer | if (!(val & 0x8000000000000000ULL)) { |
309 | 0487d6a8 | j_mayer | cnt++; |
310 | 0487d6a8 | j_mayer | val <<= 1;
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311 | 0487d6a8 | j_mayer | } |
312 | 0487d6a8 | j_mayer | if (!(val & 0x8000000000000000ULL)) { |
313 | 0487d6a8 | j_mayer | cnt++; |
314 | 0487d6a8 | j_mayer | } |
315 | 0487d6a8 | j_mayer | #else
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316 | 0487d6a8 | j_mayer | /* Make it easier on 32 bits host machines */
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317 | 0487d6a8 | j_mayer | if (!(val >> 32)) |
318 | 1698b741 | j_mayer | cnt = _do_cntlzw(val) + 32;
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319 | 0487d6a8 | j_mayer | else
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320 | 1698b741 | j_mayer | cnt = _do_cntlzw(val >> 32);
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321 | 0487d6a8 | j_mayer | #endif
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322 | 0487d6a8 | j_mayer | return cnt;
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323 | 0487d6a8 | j_mayer | } |
324 | 0487d6a8 | j_mayer | |
325 | 0487d6a8 | j_mayer | #if defined(TARGET_PPCSPE)
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326 | 0487d6a8 | j_mayer | /* SPE extension */
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327 | 0487d6a8 | j_mayer | /* Single precision floating-point helpers */
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328 | 0487d6a8 | j_mayer | static inline uint32_t _do_efsabs (uint32_t val) |
329 | 0487d6a8 | j_mayer | { |
330 | 0487d6a8 | j_mayer | return val & ~0x80000000; |
331 | 0487d6a8 | j_mayer | } |
332 | 0487d6a8 | j_mayer | static inline uint32_t _do_efsnabs (uint32_t val) |
333 | 0487d6a8 | j_mayer | { |
334 | 0487d6a8 | j_mayer | return val | 0x80000000; |
335 | 0487d6a8 | j_mayer | } |
336 | 0487d6a8 | j_mayer | static inline uint32_t _do_efsneg (uint32_t val) |
337 | 0487d6a8 | j_mayer | { |
338 | 0487d6a8 | j_mayer | return val ^ 0x80000000; |
339 | 0487d6a8 | j_mayer | } |
340 | 0487d6a8 | j_mayer | static inline uint32_t _do_efsadd (uint32_t op1, uint32_t op2) |
341 | 0487d6a8 | j_mayer | { |
342 | 0487d6a8 | j_mayer | union {
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343 | 0487d6a8 | j_mayer | uint32_t u; |
344 | 0487d6a8 | j_mayer | float32 f; |
345 | 0487d6a8 | j_mayer | } u1, u2; |
346 | 0487d6a8 | j_mayer | u1.u = op1; |
347 | 0487d6a8 | j_mayer | u2.u = op2; |
348 | 0487d6a8 | j_mayer | u1.f = float32_add(u1.f, u2.f, &env->spe_status); |
349 | 0487d6a8 | j_mayer | return u1.u;
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350 | 0487d6a8 | j_mayer | } |
351 | 0487d6a8 | j_mayer | static inline uint32_t _do_efssub (uint32_t op1, uint32_t op2) |
352 | 0487d6a8 | j_mayer | { |
353 | 0487d6a8 | j_mayer | union {
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354 | 0487d6a8 | j_mayer | uint32_t u; |
355 | 0487d6a8 | j_mayer | float32 f; |
356 | 0487d6a8 | j_mayer | } u1, u2; |
357 | 0487d6a8 | j_mayer | u1.u = op1; |
358 | 0487d6a8 | j_mayer | u2.u = op2; |
359 | 0487d6a8 | j_mayer | u1.f = float32_sub(u1.f, u2.f, &env->spe_status); |
360 | 0487d6a8 | j_mayer | return u1.u;
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361 | 0487d6a8 | j_mayer | } |
362 | 0487d6a8 | j_mayer | static inline uint32_t _do_efsmul (uint32_t op1, uint32_t op2) |
363 | 0487d6a8 | j_mayer | { |
364 | 0487d6a8 | j_mayer | union {
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365 | 0487d6a8 | j_mayer | uint32_t u; |
366 | 0487d6a8 | j_mayer | float32 f; |
367 | 0487d6a8 | j_mayer | } u1, u2; |
368 | 0487d6a8 | j_mayer | u1.u = op1; |
369 | 0487d6a8 | j_mayer | u2.u = op2; |
370 | 0487d6a8 | j_mayer | u1.f = float32_mul(u1.f, u2.f, &env->spe_status); |
371 | 0487d6a8 | j_mayer | return u1.u;
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372 | 0487d6a8 | j_mayer | } |
373 | 0487d6a8 | j_mayer | static inline uint32_t _do_efsdiv (uint32_t op1, uint32_t op2) |
374 | 0487d6a8 | j_mayer | { |
375 | 0487d6a8 | j_mayer | union {
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376 | 0487d6a8 | j_mayer | uint32_t u; |
377 | 0487d6a8 | j_mayer | float32 f; |
378 | 0487d6a8 | j_mayer | } u1, u2; |
379 | 0487d6a8 | j_mayer | u1.u = op1; |
380 | 0487d6a8 | j_mayer | u2.u = op2; |
381 | 0487d6a8 | j_mayer | u1.f = float32_div(u1.f, u2.f, &env->spe_status); |
382 | 0487d6a8 | j_mayer | return u1.u;
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383 | 0487d6a8 | j_mayer | } |
384 | 0487d6a8 | j_mayer | |
385 | 0487d6a8 | j_mayer | static inline int _do_efststlt (uint32_t op1, uint32_t op2) |
386 | 0487d6a8 | j_mayer | { |
387 | 0487d6a8 | j_mayer | union {
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388 | 0487d6a8 | j_mayer | uint32_t u; |
389 | 0487d6a8 | j_mayer | float32 f; |
390 | 0487d6a8 | j_mayer | } u1, u2; |
391 | 0487d6a8 | j_mayer | u1.u = op1; |
392 | 0487d6a8 | j_mayer | u2.u = op2; |
393 | 0487d6a8 | j_mayer | return float32_lt(u1.f, u2.f, &env->spe_status) ? 1 : 0; |
394 | 0487d6a8 | j_mayer | } |
395 | 0487d6a8 | j_mayer | static inline int _do_efststgt (uint32_t op1, uint32_t op2) |
396 | 0487d6a8 | j_mayer | { |
397 | 0487d6a8 | j_mayer | union {
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398 | 0487d6a8 | j_mayer | uint32_t u; |
399 | 0487d6a8 | j_mayer | float32 f; |
400 | 0487d6a8 | j_mayer | } u1, u2; |
401 | 0487d6a8 | j_mayer | u1.u = op1; |
402 | 0487d6a8 | j_mayer | u2.u = op2; |
403 | 0487d6a8 | j_mayer | return float32_le(u1.f, u2.f, &env->spe_status) ? 0 : 1; |
404 | 0487d6a8 | j_mayer | } |
405 | 0487d6a8 | j_mayer | static inline int _do_efststeq (uint32_t op1, uint32_t op2) |
406 | 0487d6a8 | j_mayer | { |
407 | 0487d6a8 | j_mayer | union {
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408 | 0487d6a8 | j_mayer | uint32_t u; |
409 | 0487d6a8 | j_mayer | float32 f; |
410 | 0487d6a8 | j_mayer | } u1, u2; |
411 | 0487d6a8 | j_mayer | u1.u = op1; |
412 | 0487d6a8 | j_mayer | u2.u = op2; |
413 | 0487d6a8 | j_mayer | return float32_eq(u1.f, u2.f, &env->spe_status) ? 1 : 0; |
414 | 0487d6a8 | j_mayer | } |
415 | 0487d6a8 | j_mayer | /* Double precision floating-point helpers */
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416 | 0487d6a8 | j_mayer | static inline int _do_efdtstlt (uint64_t op1, uint64_t op2) |
417 | 0487d6a8 | j_mayer | { |
418 | 0487d6a8 | j_mayer | union {
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419 | 0487d6a8 | j_mayer | uint64_t u; |
420 | 0487d6a8 | j_mayer | float64 f; |
421 | 0487d6a8 | j_mayer | } u1, u2; |
422 | 0487d6a8 | j_mayer | u1.u = op1; |
423 | 0487d6a8 | j_mayer | u2.u = op2; |
424 | 0487d6a8 | j_mayer | return float64_lt(u1.f, u2.f, &env->spe_status) ? 1 : 0; |
425 | 0487d6a8 | j_mayer | } |
426 | 0487d6a8 | j_mayer | static inline int _do_efdtstgt (uint64_t op1, uint64_t op2) |
427 | 0487d6a8 | j_mayer | { |
428 | 0487d6a8 | j_mayer | union {
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429 | 0487d6a8 | j_mayer | uint64_t u; |
430 | 0487d6a8 | j_mayer | float64 f; |
431 | 0487d6a8 | j_mayer | } u1, u2; |
432 | 0487d6a8 | j_mayer | u1.u = op1; |
433 | 0487d6a8 | j_mayer | u2.u = op2; |
434 | 0487d6a8 | j_mayer | return float64_le(u1.f, u2.f, &env->spe_status) ? 0 : 1; |
435 | 0487d6a8 | j_mayer | } |
436 | 0487d6a8 | j_mayer | static inline int _do_efdtsteq (uint64_t op1, uint64_t op2) |
437 | 0487d6a8 | j_mayer | { |
438 | 0487d6a8 | j_mayer | union {
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439 | 0487d6a8 | j_mayer | uint64_t u; |
440 | 0487d6a8 | j_mayer | float64 f; |
441 | 0487d6a8 | j_mayer | } u1, u2; |
442 | 0487d6a8 | j_mayer | u1.u = op1; |
443 | 0487d6a8 | j_mayer | u2.u = op2; |
444 | 0487d6a8 | j_mayer | return float64_eq(u1.f, u2.f, &env->spe_status) ? 1 : 0; |
445 | 0487d6a8 | j_mayer | } |
446 | 0487d6a8 | j_mayer | #endif /* defined(TARGET_PPCSPE) */ |
447 | 76a66253 | j_mayer | #endif |