root / target-ppc / op_helper.c @ b227a8e9
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1 | 9a64fbe4 | bellard | /*
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2 | 3fc6c082 | bellard | * PowerPC emulation helpers for qemu.
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3 | 5fafdf24 | ths | *
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4 | 76a66253 | j_mayer | * Copyright (c) 2003-2007 Jocelyn Mayer
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5 | 9a64fbe4 | bellard | *
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6 | 9a64fbe4 | bellard | * This library is free software; you can redistribute it and/or
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7 | 9a64fbe4 | bellard | * modify it under the terms of the GNU Lesser General Public
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8 | 9a64fbe4 | bellard | * License as published by the Free Software Foundation; either
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9 | 9a64fbe4 | bellard | * version 2 of the License, or (at your option) any later version.
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10 | 9a64fbe4 | bellard | *
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11 | 9a64fbe4 | bellard | * This library is distributed in the hope that it will be useful,
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12 | 9a64fbe4 | bellard | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 9a64fbe4 | bellard | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 9a64fbe4 | bellard | * Lesser General Public License for more details.
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15 | 9a64fbe4 | bellard | *
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16 | 9a64fbe4 | bellard | * You should have received a copy of the GNU Lesser General Public
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17 | 9a64fbe4 | bellard | * License along with this library; if not, write to the Free Software
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18 | 9a64fbe4 | bellard | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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19 | 9a64fbe4 | bellard | */
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20 | 9a64fbe4 | bellard | #include "exec.h" |
21 | 9a64fbe4 | bellard | |
22 | 0487d6a8 | j_mayer | #include "op_helper.h" |
23 | 0487d6a8 | j_mayer | |
24 | 9a64fbe4 | bellard | #define MEMSUFFIX _raw
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25 | 0487d6a8 | j_mayer | #include "op_helper.h" |
26 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
27 | a541f297 | bellard | #if !defined(CONFIG_USER_ONLY)
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28 | 9a64fbe4 | bellard | #define MEMSUFFIX _user
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29 | 0487d6a8 | j_mayer | #include "op_helper.h" |
30 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
31 | 9a64fbe4 | bellard | #define MEMSUFFIX _kernel
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32 | 0487d6a8 | j_mayer | #include "op_helper.h" |
33 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
34 | 1e42b8f0 | j_mayer | #if defined(TARGET_PPC64H)
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35 | 1e42b8f0 | j_mayer | #define MEMSUFFIX _hypv
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36 | 1e42b8f0 | j_mayer | #include "op_helper.h" |
37 | 1e42b8f0 | j_mayer | #include "op_helper_mem.h" |
38 | 1e42b8f0 | j_mayer | #endif
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39 | 9a64fbe4 | bellard | #endif
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40 | 9a64fbe4 | bellard | |
41 | fdabc366 | bellard | //#define DEBUG_OP
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42 | fdabc366 | bellard | //#define DEBUG_EXCEPTIONS
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43 | 76a66253 | j_mayer | //#define DEBUG_SOFTWARE_TLB
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44 | fdabc366 | bellard | |
45 | 9a64fbe4 | bellard | /*****************************************************************************/
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46 | 9a64fbe4 | bellard | /* Exceptions processing helpers */
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47 | 9a64fbe4 | bellard | |
48 | 9fddaa0c | bellard | void do_raise_exception_err (uint32_t exception, int error_code) |
49 | 9a64fbe4 | bellard | { |
50 | 9fddaa0c | bellard | #if 0
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51 | 9fddaa0c | bellard | printf("Raise exception %3x code : %d\n", exception, error_code);
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52 | 9fddaa0c | bellard | #endif
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53 | 9fddaa0c | bellard | switch (exception) {
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54 | e1833e1f | j_mayer | case POWERPC_EXCP_PROGRAM:
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55 | e1833e1f | j_mayer | if (error_code == POWERPC_EXCP_FP && msr_fe0 == 0 && msr_fe1 == 0) |
56 | 76a66253 | j_mayer | return;
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57 | 76a66253 | j_mayer | break;
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58 | 9fddaa0c | bellard | default:
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59 | 76a66253 | j_mayer | break;
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60 | 76a66253 | j_mayer | } |
61 | 9fddaa0c | bellard | env->exception_index = exception; |
62 | 9fddaa0c | bellard | env->error_code = error_code; |
63 | 76a66253 | j_mayer | cpu_loop_exit(); |
64 | 76a66253 | j_mayer | } |
65 | 9fddaa0c | bellard | |
66 | 9fddaa0c | bellard | void do_raise_exception (uint32_t exception)
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67 | 9fddaa0c | bellard | { |
68 | 9fddaa0c | bellard | do_raise_exception_err(exception, 0);
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69 | 9a64fbe4 | bellard | } |
70 | 9a64fbe4 | bellard | |
71 | a496775f | j_mayer | void cpu_dump_EA (target_ulong EA);
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72 | a496775f | j_mayer | void do_print_mem_EA (target_ulong EA)
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73 | a496775f | j_mayer | { |
74 | a496775f | j_mayer | cpu_dump_EA(EA); |
75 | a496775f | j_mayer | } |
76 | a496775f | j_mayer | |
77 | 9a64fbe4 | bellard | /*****************************************************************************/
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78 | 76a66253 | j_mayer | /* Registers load and stores */
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79 | 76a66253 | j_mayer | void do_load_cr (void) |
80 | 76a66253 | j_mayer | { |
81 | 76a66253 | j_mayer | T0 = (env->crf[0] << 28) | |
82 | 76a66253 | j_mayer | (env->crf[1] << 24) | |
83 | 76a66253 | j_mayer | (env->crf[2] << 20) | |
84 | 76a66253 | j_mayer | (env->crf[3] << 16) | |
85 | 76a66253 | j_mayer | (env->crf[4] << 12) | |
86 | 76a66253 | j_mayer | (env->crf[5] << 8) | |
87 | 76a66253 | j_mayer | (env->crf[6] << 4) | |
88 | 76a66253 | j_mayer | (env->crf[7] << 0); |
89 | 76a66253 | j_mayer | } |
90 | 76a66253 | j_mayer | |
91 | 76a66253 | j_mayer | void do_store_cr (uint32_t mask)
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92 | 76a66253 | j_mayer | { |
93 | 76a66253 | j_mayer | int i, sh;
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94 | 76a66253 | j_mayer | |
95 | 36081602 | j_mayer | for (i = 0, sh = 7; i < 8; i++, sh--) { |
96 | 76a66253 | j_mayer | if (mask & (1 << sh)) |
97 | 76a66253 | j_mayer | env->crf[i] = (T0 >> (sh * 4)) & 0xFUL; |
98 | 76a66253 | j_mayer | } |
99 | 76a66253 | j_mayer | } |
100 | 76a66253 | j_mayer | |
101 | 76a66253 | j_mayer | void do_load_xer (void) |
102 | 76a66253 | j_mayer | { |
103 | 76a66253 | j_mayer | T0 = (xer_so << XER_SO) | |
104 | 76a66253 | j_mayer | (xer_ov << XER_OV) | |
105 | 76a66253 | j_mayer | (xer_ca << XER_CA) | |
106 | 76a66253 | j_mayer | (xer_bc << XER_BC) | |
107 | 76a66253 | j_mayer | (xer_cmp << XER_CMP); |
108 | 76a66253 | j_mayer | } |
109 | 76a66253 | j_mayer | |
110 | 76a66253 | j_mayer | void do_store_xer (void) |
111 | 76a66253 | j_mayer | { |
112 | 76a66253 | j_mayer | xer_so = (T0 >> XER_SO) & 0x01;
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113 | 76a66253 | j_mayer | xer_ov = (T0 >> XER_OV) & 0x01;
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114 | 76a66253 | j_mayer | xer_ca = (T0 >> XER_CA) & 0x01;
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115 | 76a66253 | j_mayer | xer_cmp = (T0 >> XER_CMP) & 0xFF;
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116 | d9bce9d9 | j_mayer | xer_bc = (T0 >> XER_BC) & 0x7F;
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117 | 76a66253 | j_mayer | } |
118 | 76a66253 | j_mayer | |
119 | c80f84e3 | j_mayer | #if defined(TARGET_PPC64)
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120 | c80f84e3 | j_mayer | void do_store_pri (int prio) |
121 | c80f84e3 | j_mayer | { |
122 | c80f84e3 | j_mayer | env->spr[SPR_PPR] &= ~0x001C000000000000ULL;
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123 | c80f84e3 | j_mayer | env->spr[SPR_PPR] |= ((uint64_t)prio & 0x7) << 50; |
124 | c80f84e3 | j_mayer | } |
125 | c80f84e3 | j_mayer | #endif
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126 | c80f84e3 | j_mayer | |
127 | 76a66253 | j_mayer | void do_load_fpscr (void) |
128 | 76a66253 | j_mayer | { |
129 | 76a66253 | j_mayer | /* The 32 MSB of the target fpr are undefined.
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130 | 76a66253 | j_mayer | * They'll be zero...
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131 | 76a66253 | j_mayer | */
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132 | 76a66253 | j_mayer | union {
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133 | 76a66253 | j_mayer | float64 d; |
134 | 76a66253 | j_mayer | struct {
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135 | 76a66253 | j_mayer | uint32_t u[2];
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136 | 76a66253 | j_mayer | } s; |
137 | 76a66253 | j_mayer | } u; |
138 | 76a66253 | j_mayer | int i;
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139 | 76a66253 | j_mayer | |
140 | d9bce9d9 | j_mayer | #if defined(WORDS_BIGENDIAN)
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141 | 76a66253 | j_mayer | #define WORD0 0 |
142 | 76a66253 | j_mayer | #define WORD1 1 |
143 | 76a66253 | j_mayer | #else
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144 | 76a66253 | j_mayer | #define WORD0 1 |
145 | 76a66253 | j_mayer | #define WORD1 0 |
146 | 76a66253 | j_mayer | #endif
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147 | 76a66253 | j_mayer | u.s.u[WORD0] = 0;
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148 | 76a66253 | j_mayer | u.s.u[WORD1] = 0;
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149 | 76a66253 | j_mayer | for (i = 0; i < 8; i++) |
150 | 76a66253 | j_mayer | u.s.u[WORD1] |= env->fpscr[i] << (4 * i);
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151 | 76a66253 | j_mayer | FT0 = u.d; |
152 | 76a66253 | j_mayer | } |
153 | 76a66253 | j_mayer | |
154 | 76a66253 | j_mayer | void do_store_fpscr (uint32_t mask)
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155 | 76a66253 | j_mayer | { |
156 | 76a66253 | j_mayer | /*
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157 | 76a66253 | j_mayer | * We use only the 32 LSB of the incoming fpr
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158 | 76a66253 | j_mayer | */
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159 | 76a66253 | j_mayer | union {
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160 | 76a66253 | j_mayer | double d;
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161 | 76a66253 | j_mayer | struct {
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162 | 76a66253 | j_mayer | uint32_t u[2];
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163 | 76a66253 | j_mayer | } s; |
164 | 76a66253 | j_mayer | } u; |
165 | 76a66253 | j_mayer | int i, rnd_type;
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166 | 76a66253 | j_mayer | |
167 | 76a66253 | j_mayer | u.d = FT0; |
168 | 76a66253 | j_mayer | if (mask & 0x80) |
169 | 76a66253 | j_mayer | env->fpscr[0] = (env->fpscr[0] & 0x9) | ((u.s.u[WORD1] >> 28) & ~0x9); |
170 | 76a66253 | j_mayer | for (i = 1; i < 7; i++) { |
171 | 76a66253 | j_mayer | if (mask & (1 << (7 - i))) |
172 | 76a66253 | j_mayer | env->fpscr[i] = (u.s.u[WORD1] >> (4 * (7 - i))) & 0xF; |
173 | 76a66253 | j_mayer | } |
174 | 76a66253 | j_mayer | /* TODO: update FEX & VX */
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175 | 76a66253 | j_mayer | /* Set rounding mode */
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176 | 76a66253 | j_mayer | switch (env->fpscr[0] & 0x3) { |
177 | 76a66253 | j_mayer | case 0: |
178 | 76a66253 | j_mayer | /* Best approximation (round to nearest) */
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179 | 76a66253 | j_mayer | rnd_type = float_round_nearest_even; |
180 | 76a66253 | j_mayer | break;
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181 | 76a66253 | j_mayer | case 1: |
182 | 76a66253 | j_mayer | /* Smaller magnitude (round toward zero) */
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183 | 76a66253 | j_mayer | rnd_type = float_round_to_zero; |
184 | 76a66253 | j_mayer | break;
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185 | 76a66253 | j_mayer | case 2: |
186 | 76a66253 | j_mayer | /* Round toward +infinite */
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187 | 76a66253 | j_mayer | rnd_type = float_round_up; |
188 | 76a66253 | j_mayer | break;
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189 | 76a66253 | j_mayer | default:
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190 | 76a66253 | j_mayer | case 3: |
191 | 76a66253 | j_mayer | /* Round toward -infinite */
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192 | 76a66253 | j_mayer | rnd_type = float_round_down; |
193 | 76a66253 | j_mayer | break;
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194 | 76a66253 | j_mayer | } |
195 | 76a66253 | j_mayer | set_float_rounding_mode(rnd_type, &env->fp_status); |
196 | 76a66253 | j_mayer | } |
197 | 76a66253 | j_mayer | |
198 | a496775f | j_mayer | target_ulong ppc_load_dump_spr (int sprn)
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199 | a496775f | j_mayer | { |
200 | 6b80055d | j_mayer | if (loglevel != 0) { |
201 | a496775f | j_mayer | fprintf(logfile, "Read SPR %d %03x => " ADDRX "\n", |
202 | a496775f | j_mayer | sprn, sprn, env->spr[sprn]); |
203 | a496775f | j_mayer | } |
204 | a496775f | j_mayer | |
205 | a496775f | j_mayer | return env->spr[sprn];
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206 | a496775f | j_mayer | } |
207 | a496775f | j_mayer | |
208 | a496775f | j_mayer | void ppc_store_dump_spr (int sprn, target_ulong val) |
209 | a496775f | j_mayer | { |
210 | 6b80055d | j_mayer | if (loglevel != 0) { |
211 | a496775f | j_mayer | fprintf(logfile, "Write SPR %d %03x => " ADDRX " <= " ADDRX "\n", |
212 | a496775f | j_mayer | sprn, sprn, env->spr[sprn], val); |
213 | a496775f | j_mayer | } |
214 | a496775f | j_mayer | env->spr[sprn] = val; |
215 | a496775f | j_mayer | } |
216 | a496775f | j_mayer | |
217 | 76a66253 | j_mayer | /*****************************************************************************/
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218 | fdabc366 | bellard | /* Fixed point operations helpers */
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219 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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220 | d9bce9d9 | j_mayer | static void add128 (uint64_t *plow, uint64_t *phigh, uint64_t a, uint64_t b) |
221 | fdabc366 | bellard | { |
222 | d9bce9d9 | j_mayer | *plow += a; |
223 | d9bce9d9 | j_mayer | /* carry test */
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224 | d9bce9d9 | j_mayer | if (*plow < a)
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225 | d9bce9d9 | j_mayer | (*phigh)++; |
226 | d9bce9d9 | j_mayer | *phigh += b; |
227 | fdabc366 | bellard | } |
228 | fdabc366 | bellard | |
229 | d9bce9d9 | j_mayer | static void neg128 (uint64_t *plow, uint64_t *phigh) |
230 | fdabc366 | bellard | { |
231 | 36081602 | j_mayer | *plow = ~*plow; |
232 | 36081602 | j_mayer | *phigh = ~*phigh; |
233 | d9bce9d9 | j_mayer | add128(plow, phigh, 1, 0); |
234 | d9bce9d9 | j_mayer | } |
235 | d9bce9d9 | j_mayer | |
236 | d9bce9d9 | j_mayer | static void mul64 (uint64_t *plow, uint64_t *phigh, uint64_t a, uint64_t b) |
237 | d9bce9d9 | j_mayer | { |
238 | d9bce9d9 | j_mayer | uint32_t a0, a1, b0, b1; |
239 | d9bce9d9 | j_mayer | uint64_t v; |
240 | d9bce9d9 | j_mayer | |
241 | d9bce9d9 | j_mayer | a0 = a; |
242 | d9bce9d9 | j_mayer | a1 = a >> 32;
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243 | d9bce9d9 | j_mayer | |
244 | d9bce9d9 | j_mayer | b0 = b; |
245 | d9bce9d9 | j_mayer | b1 = b >> 32;
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246 | 3b46e624 | ths | |
247 | d9bce9d9 | j_mayer | v = (uint64_t)a0 * (uint64_t)b0; |
248 | d9bce9d9 | j_mayer | *plow = v; |
249 | d9bce9d9 | j_mayer | *phigh = 0;
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250 | d9bce9d9 | j_mayer | |
251 | d9bce9d9 | j_mayer | v = (uint64_t)a0 * (uint64_t)b1; |
252 | d9bce9d9 | j_mayer | add128(plow, phigh, v << 32, v >> 32); |
253 | d9bce9d9 | j_mayer | |
254 | d9bce9d9 | j_mayer | v = (uint64_t)a1 * (uint64_t)b0; |
255 | d9bce9d9 | j_mayer | add128(plow, phigh, v << 32, v >> 32); |
256 | d9bce9d9 | j_mayer | |
257 | d9bce9d9 | j_mayer | v = (uint64_t)a1 * (uint64_t)b1; |
258 | d9bce9d9 | j_mayer | *phigh += v; |
259 | d9bce9d9 | j_mayer | #if defined(DEBUG_MULDIV)
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260 | d9bce9d9 | j_mayer | printf("mul: 0x%016llx * 0x%016llx = 0x%016llx%016llx\n",
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261 | d9bce9d9 | j_mayer | a, b, *phigh, *plow); |
262 | d9bce9d9 | j_mayer | #endif
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263 | d9bce9d9 | j_mayer | } |
264 | d9bce9d9 | j_mayer | |
265 | d9bce9d9 | j_mayer | void do_mul64 (uint64_t *plow, uint64_t *phigh)
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266 | d9bce9d9 | j_mayer | { |
267 | d9bce9d9 | j_mayer | mul64(plow, phigh, T0, T1); |
268 | d9bce9d9 | j_mayer | } |
269 | d9bce9d9 | j_mayer | |
270 | 0487d6a8 | j_mayer | static void imul64 (uint64_t *plow, uint64_t *phigh, int64_t a, int64_t b) |
271 | d9bce9d9 | j_mayer | { |
272 | d9bce9d9 | j_mayer | int sa, sb;
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273 | 36081602 | j_mayer | |
274 | d9bce9d9 | j_mayer | sa = (a < 0);
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275 | d9bce9d9 | j_mayer | if (sa)
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276 | d9bce9d9 | j_mayer | a = -a; |
277 | d9bce9d9 | j_mayer | sb = (b < 0);
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278 | d9bce9d9 | j_mayer | if (sb)
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279 | d9bce9d9 | j_mayer | b = -b; |
280 | d9bce9d9 | j_mayer | mul64(plow, phigh, a, b); |
281 | d9bce9d9 | j_mayer | if (sa ^ sb) {
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282 | d9bce9d9 | j_mayer | neg128(plow, phigh); |
283 | fdabc366 | bellard | } |
284 | fdabc366 | bellard | } |
285 | fdabc366 | bellard | |
286 | d9bce9d9 | j_mayer | void do_imul64 (uint64_t *plow, uint64_t *phigh)
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287 | d9bce9d9 | j_mayer | { |
288 | d9bce9d9 | j_mayer | imul64(plow, phigh, T0, T1); |
289 | d9bce9d9 | j_mayer | } |
290 | d9bce9d9 | j_mayer | #endif
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291 | d9bce9d9 | j_mayer | |
292 | fdabc366 | bellard | void do_adde (void) |
293 | fdabc366 | bellard | { |
294 | fdabc366 | bellard | T2 = T0; |
295 | fdabc366 | bellard | T0 += T1 + xer_ca; |
296 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)T0 < (uint32_t)T2 ||
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297 | d9bce9d9 | j_mayer | (xer_ca == 1 && (uint32_t)T0 == (uint32_t)T2)))) {
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298 | fdabc366 | bellard | xer_ca = 0;
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299 | fdabc366 | bellard | } else {
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300 | fdabc366 | bellard | xer_ca = 1;
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301 | fdabc366 | bellard | } |
302 | fdabc366 | bellard | } |
303 | fdabc366 | bellard | |
304 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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305 | d9bce9d9 | j_mayer | void do_adde_64 (void) |
306 | fdabc366 | bellard | { |
307 | fdabc366 | bellard | T2 = T0; |
308 | fdabc366 | bellard | T0 += T1 + xer_ca; |
309 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)T0 < (uint64_t)T2 ||
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310 | d9bce9d9 | j_mayer | (xer_ca == 1 && (uint64_t)T0 == (uint64_t)T2)))) {
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311 | fdabc366 | bellard | xer_ca = 0;
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312 | fdabc366 | bellard | } else {
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313 | fdabc366 | bellard | xer_ca = 1;
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314 | fdabc366 | bellard | } |
315 | fdabc366 | bellard | } |
316 | d9bce9d9 | j_mayer | #endif
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317 | fdabc366 | bellard | |
318 | fdabc366 | bellard | void do_addmeo (void) |
319 | fdabc366 | bellard | { |
320 | fdabc366 | bellard | T1 = T0; |
321 | fdabc366 | bellard | T0 += xer_ca + (-1);
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322 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)T1 &
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323 | d9bce9d9 | j_mayer | ((uint32_t)T1 ^ (uint32_t)T0) & (1UL << 31)))) { |
324 | fdabc366 | bellard | xer_ov = 0;
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325 | fdabc366 | bellard | } else {
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326 | fdabc366 | bellard | xer_ov = 1;
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327 | 966439a6 | j_mayer | xer_so = 1;
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328 | fdabc366 | bellard | } |
329 | fdabc366 | bellard | if (likely(T1 != 0)) |
330 | fdabc366 | bellard | xer_ca = 1;
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331 | fdabc366 | bellard | } |
332 | fdabc366 | bellard | |
333 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
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334 | d9bce9d9 | j_mayer | void do_addmeo_64 (void) |
335 | fdabc366 | bellard | { |
336 | fdabc366 | bellard | T1 = T0; |
337 | d9bce9d9 | j_mayer | T0 += xer_ca + (-1);
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338 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)T1 &
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339 | d9bce9d9 | j_mayer | ((uint64_t)T1 ^ (uint64_t)T0) & (1ULL << 63)))) { |
340 | fdabc366 | bellard | xer_ov = 0;
|
341 | fdabc366 | bellard | } else {
|
342 | fdabc366 | bellard | xer_ov = 1;
|
343 | 966439a6 | j_mayer | xer_so = 1;
|
344 | fdabc366 | bellard | } |
345 | d9bce9d9 | j_mayer | if (likely(T1 != 0)) |
346 | fdabc366 | bellard | xer_ca = 1;
|
347 | fdabc366 | bellard | } |
348 | d9bce9d9 | j_mayer | #endif
|
349 | fdabc366 | bellard | |
350 | fdabc366 | bellard | void do_divwo (void) |
351 | fdabc366 | bellard | { |
352 | d9bce9d9 | j_mayer | if (likely(!(((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || |
353 | d9bce9d9 | j_mayer | (int32_t)T1 == 0))) {
|
354 | fdabc366 | bellard | xer_ov = 0;
|
355 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
356 | fdabc366 | bellard | } else {
|
357 | fdabc366 | bellard | xer_ov = 1;
|
358 | 966439a6 | j_mayer | xer_so = 1;
|
359 | fdabc366 | bellard | T0 = (-1) * ((uint32_t)T0 >> 31); |
360 | fdabc366 | bellard | } |
361 | fdabc366 | bellard | } |
362 | fdabc366 | bellard | |
363 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
364 | d9bce9d9 | j_mayer | void do_divdo (void) |
365 | d9bce9d9 | j_mayer | { |
366 | d9bce9d9 | j_mayer | if (likely(!(((int64_t)T0 == INT64_MIN && (int64_t)T1 == -1ULL) || |
367 | d9bce9d9 | j_mayer | (int64_t)T1 == 0))) {
|
368 | d9bce9d9 | j_mayer | xer_ov = 0;
|
369 | d9bce9d9 | j_mayer | T0 = (int64_t)T0 / (int64_t)T1; |
370 | d9bce9d9 | j_mayer | } else {
|
371 | d9bce9d9 | j_mayer | xer_ov = 1;
|
372 | 966439a6 | j_mayer | xer_so = 1;
|
373 | d9bce9d9 | j_mayer | T0 = (-1ULL) * ((uint64_t)T0 >> 63); |
374 | d9bce9d9 | j_mayer | } |
375 | d9bce9d9 | j_mayer | } |
376 | d9bce9d9 | j_mayer | #endif
|
377 | d9bce9d9 | j_mayer | |
378 | fdabc366 | bellard | void do_divwuo (void) |
379 | fdabc366 | bellard | { |
380 | fdabc366 | bellard | if (likely((uint32_t)T1 != 0)) { |
381 | fdabc366 | bellard | xer_ov = 0;
|
382 | fdabc366 | bellard | T0 = (uint32_t)T0 / (uint32_t)T1; |
383 | fdabc366 | bellard | } else {
|
384 | fdabc366 | bellard | xer_ov = 1;
|
385 | 966439a6 | j_mayer | xer_so = 1;
|
386 | fdabc366 | bellard | T0 = 0;
|
387 | fdabc366 | bellard | } |
388 | fdabc366 | bellard | } |
389 | fdabc366 | bellard | |
390 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
391 | d9bce9d9 | j_mayer | void do_divduo (void) |
392 | d9bce9d9 | j_mayer | { |
393 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != 0)) { |
394 | d9bce9d9 | j_mayer | xer_ov = 0;
|
395 | d9bce9d9 | j_mayer | T0 = (uint64_t)T0 / (uint64_t)T1; |
396 | d9bce9d9 | j_mayer | } else {
|
397 | d9bce9d9 | j_mayer | xer_ov = 1;
|
398 | 966439a6 | j_mayer | xer_so = 1;
|
399 | d9bce9d9 | j_mayer | T0 = 0;
|
400 | d9bce9d9 | j_mayer | } |
401 | d9bce9d9 | j_mayer | } |
402 | d9bce9d9 | j_mayer | #endif
|
403 | d9bce9d9 | j_mayer | |
404 | fdabc366 | bellard | void do_mullwo (void) |
405 | fdabc366 | bellard | { |
406 | d9bce9d9 | j_mayer | int64_t res = (int64_t)T0 * (int64_t)T1; |
407 | fdabc366 | bellard | |
408 | fdabc366 | bellard | if (likely((int32_t)res == res)) {
|
409 | fdabc366 | bellard | xer_ov = 0;
|
410 | fdabc366 | bellard | } else {
|
411 | fdabc366 | bellard | xer_ov = 1;
|
412 | fdabc366 | bellard | xer_so = 1;
|
413 | fdabc366 | bellard | } |
414 | fdabc366 | bellard | T0 = (int32_t)res; |
415 | fdabc366 | bellard | } |
416 | fdabc366 | bellard | |
417 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
418 | d9bce9d9 | j_mayer | void do_mulldo (void) |
419 | fdabc366 | bellard | { |
420 | d9bce9d9 | j_mayer | int64_t th; |
421 | d9bce9d9 | j_mayer | uint64_t tl; |
422 | d9bce9d9 | j_mayer | |
423 | d9bce9d9 | j_mayer | do_imul64(&tl, &th); |
424 | d9bce9d9 | j_mayer | if (likely(th == 0)) { |
425 | fdabc366 | bellard | xer_ov = 0;
|
426 | fdabc366 | bellard | } else {
|
427 | fdabc366 | bellard | xer_ov = 1;
|
428 | fdabc366 | bellard | xer_so = 1;
|
429 | fdabc366 | bellard | } |
430 | d9bce9d9 | j_mayer | T0 = (int64_t)tl; |
431 | fdabc366 | bellard | } |
432 | d9bce9d9 | j_mayer | #endif
|
433 | fdabc366 | bellard | |
434 | d9bce9d9 | j_mayer | void do_nego (void) |
435 | fdabc366 | bellard | { |
436 | d9bce9d9 | j_mayer | if (likely((int32_t)T0 != INT32_MIN)) {
|
437 | fdabc366 | bellard | xer_ov = 0;
|
438 | d9bce9d9 | j_mayer | T0 = -(int32_t)T0; |
439 | fdabc366 | bellard | } else {
|
440 | fdabc366 | bellard | xer_ov = 1;
|
441 | d9bce9d9 | j_mayer | xer_so = 1;
|
442 | fdabc366 | bellard | } |
443 | fdabc366 | bellard | } |
444 | fdabc366 | bellard | |
445 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
446 | d9bce9d9 | j_mayer | void do_nego_64 (void) |
447 | fdabc366 | bellard | { |
448 | d9bce9d9 | j_mayer | if (likely((int64_t)T0 != INT64_MIN)) {
|
449 | fdabc366 | bellard | xer_ov = 0;
|
450 | d9bce9d9 | j_mayer | T0 = -(int64_t)T0; |
451 | fdabc366 | bellard | } else {
|
452 | fdabc366 | bellard | xer_ov = 1;
|
453 | d9bce9d9 | j_mayer | xer_so = 1;
|
454 | fdabc366 | bellard | } |
455 | fdabc366 | bellard | } |
456 | d9bce9d9 | j_mayer | #endif
|
457 | fdabc366 | bellard | |
458 | fdabc366 | bellard | void do_subfe (void) |
459 | fdabc366 | bellard | { |
460 | fdabc366 | bellard | T0 = T1 + ~T0 + xer_ca; |
461 | d9bce9d9 | j_mayer | if (likely((uint32_t)T0 >= (uint32_t)T1 &&
|
462 | d9bce9d9 | j_mayer | (xer_ca == 0 || (uint32_t)T0 != (uint32_t)T1))) {
|
463 | fdabc366 | bellard | xer_ca = 0;
|
464 | fdabc366 | bellard | } else {
|
465 | fdabc366 | bellard | xer_ca = 1;
|
466 | fdabc366 | bellard | } |
467 | fdabc366 | bellard | } |
468 | fdabc366 | bellard | |
469 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
470 | d9bce9d9 | j_mayer | void do_subfe_64 (void) |
471 | fdabc366 | bellard | { |
472 | fdabc366 | bellard | T0 = T1 + ~T0 + xer_ca; |
473 | d9bce9d9 | j_mayer | if (likely((uint64_t)T0 >= (uint64_t)T1 &&
|
474 | d9bce9d9 | j_mayer | (xer_ca == 0 || (uint64_t)T0 != (uint64_t)T1))) {
|
475 | d9bce9d9 | j_mayer | xer_ca = 0;
|
476 | d9bce9d9 | j_mayer | } else {
|
477 | d9bce9d9 | j_mayer | xer_ca = 1;
|
478 | d9bce9d9 | j_mayer | } |
479 | d9bce9d9 | j_mayer | } |
480 | d9bce9d9 | j_mayer | #endif
|
481 | d9bce9d9 | j_mayer | |
482 | d9bce9d9 | j_mayer | void do_subfmeo (void) |
483 | d9bce9d9 | j_mayer | { |
484 | d9bce9d9 | j_mayer | T1 = T0; |
485 | d9bce9d9 | j_mayer | T0 = ~T0 + xer_ca - 1;
|
486 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)~T1 & ((uint32_t)~T1 ^ (uint32_t)T0) &
|
487 | d9bce9d9 | j_mayer | (1UL << 31)))) { |
488 | fdabc366 | bellard | xer_ov = 0;
|
489 | fdabc366 | bellard | } else {
|
490 | fdabc366 | bellard | xer_ov = 1;
|
491 | 966439a6 | j_mayer | xer_so = 1;
|
492 | fdabc366 | bellard | } |
493 | d9bce9d9 | j_mayer | if (likely((uint32_t)T1 != UINT32_MAX))
|
494 | fdabc366 | bellard | xer_ca = 1;
|
495 | fdabc366 | bellard | } |
496 | fdabc366 | bellard | |
497 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
498 | d9bce9d9 | j_mayer | void do_subfmeo_64 (void) |
499 | fdabc366 | bellard | { |
500 | fdabc366 | bellard | T1 = T0; |
501 | fdabc366 | bellard | T0 = ~T0 + xer_ca - 1;
|
502 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)~T1 & ((uint64_t)~T1 ^ (uint64_t)T0) &
|
503 | d9bce9d9 | j_mayer | (1ULL << 63)))) { |
504 | fdabc366 | bellard | xer_ov = 0;
|
505 | fdabc366 | bellard | } else {
|
506 | fdabc366 | bellard | xer_ov = 1;
|
507 | 966439a6 | j_mayer | xer_so = 1;
|
508 | fdabc366 | bellard | } |
509 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != UINT64_MAX))
|
510 | fdabc366 | bellard | xer_ca = 1;
|
511 | fdabc366 | bellard | } |
512 | d9bce9d9 | j_mayer | #endif
|
513 | fdabc366 | bellard | |
514 | fdabc366 | bellard | void do_subfzeo (void) |
515 | fdabc366 | bellard | { |
516 | fdabc366 | bellard | T1 = T0; |
517 | fdabc366 | bellard | T0 = ~T0 + xer_ca; |
518 | d9bce9d9 | j_mayer | if (likely(!(((uint32_t)~T1 ^ UINT32_MAX) &
|
519 | d9bce9d9 | j_mayer | ((uint32_t)(~T1) ^ (uint32_t)T0) & (1UL << 31)))) { |
520 | fdabc366 | bellard | xer_ov = 0;
|
521 | fdabc366 | bellard | } else {
|
522 | fdabc366 | bellard | xer_ov = 1;
|
523 | fdabc366 | bellard | xer_so = 1;
|
524 | fdabc366 | bellard | } |
525 | d9bce9d9 | j_mayer | if (likely((uint32_t)T0 >= (uint32_t)~T1)) {
|
526 | fdabc366 | bellard | xer_ca = 0;
|
527 | fdabc366 | bellard | } else {
|
528 | fdabc366 | bellard | xer_ca = 1;
|
529 | fdabc366 | bellard | } |
530 | fdabc366 | bellard | } |
531 | fdabc366 | bellard | |
532 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
533 | d9bce9d9 | j_mayer | void do_subfzeo_64 (void) |
534 | d9bce9d9 | j_mayer | { |
535 | d9bce9d9 | j_mayer | T1 = T0; |
536 | d9bce9d9 | j_mayer | T0 = ~T0 + xer_ca; |
537 | d9bce9d9 | j_mayer | if (likely(!(((uint64_t)~T1 ^ UINT64_MAX) &
|
538 | d9bce9d9 | j_mayer | ((uint64_t)(~T1) ^ (uint64_t)T0) & (1ULL << 63)))) { |
539 | d9bce9d9 | j_mayer | xer_ov = 0;
|
540 | d9bce9d9 | j_mayer | } else {
|
541 | d9bce9d9 | j_mayer | xer_ov = 1;
|
542 | d9bce9d9 | j_mayer | xer_so = 1;
|
543 | d9bce9d9 | j_mayer | } |
544 | d9bce9d9 | j_mayer | if (likely((uint64_t)T0 >= (uint64_t)~T1)) {
|
545 | d9bce9d9 | j_mayer | xer_ca = 0;
|
546 | d9bce9d9 | j_mayer | } else {
|
547 | d9bce9d9 | j_mayer | xer_ca = 1;
|
548 | d9bce9d9 | j_mayer | } |
549 | d9bce9d9 | j_mayer | } |
550 | d9bce9d9 | j_mayer | #endif
|
551 | d9bce9d9 | j_mayer | |
552 | 9a64fbe4 | bellard | /* shift right arithmetic helper */
|
553 | 9a64fbe4 | bellard | void do_sraw (void) |
554 | 9a64fbe4 | bellard | { |
555 | 9a64fbe4 | bellard | int32_t ret; |
556 | 9a64fbe4 | bellard | |
557 | fdabc366 | bellard | if (likely(!(T1 & 0x20UL))) { |
558 | d9bce9d9 | j_mayer | if (likely((uint32_t)T1 != 0)) { |
559 | fdabc366 | bellard | ret = (int32_t)T0 >> (T1 & 0x1fUL);
|
560 | fdabc366 | bellard | if (likely(ret >= 0 || ((int32_t)T0 & ((1 << T1) - 1)) == 0)) { |
561 | 76a66253 | j_mayer | xer_ca = 0;
|
562 | fdabc366 | bellard | } else {
|
563 | 76a66253 | j_mayer | xer_ca = 1;
|
564 | fdabc366 | bellard | } |
565 | fdabc366 | bellard | } else {
|
566 | 76a66253 | j_mayer | ret = T0; |
567 | fdabc366 | bellard | xer_ca = 0;
|
568 | fdabc366 | bellard | } |
569 | fdabc366 | bellard | } else {
|
570 | fdabc366 | bellard | ret = (-1) * ((uint32_t)T0 >> 31); |
571 | fdabc366 | bellard | if (likely(ret >= 0 || ((uint32_t)T0 & ~0x80000000UL) == 0)) { |
572 | fdabc366 | bellard | xer_ca = 0;
|
573 | 76a66253 | j_mayer | } else {
|
574 | 9a64fbe4 | bellard | xer_ca = 1;
|
575 | 76a66253 | j_mayer | } |
576 | fdabc366 | bellard | } |
577 | 4b3686fa | bellard | T0 = ret; |
578 | 9a64fbe4 | bellard | } |
579 | 9a64fbe4 | bellard | |
580 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
581 | d9bce9d9 | j_mayer | void do_srad (void) |
582 | d9bce9d9 | j_mayer | { |
583 | d9bce9d9 | j_mayer | int64_t ret; |
584 | d9bce9d9 | j_mayer | |
585 | d9bce9d9 | j_mayer | if (likely(!(T1 & 0x40UL))) { |
586 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != 0)) { |
587 | d9bce9d9 | j_mayer | ret = (int64_t)T0 >> (T1 & 0x3FUL);
|
588 | d9bce9d9 | j_mayer | if (likely(ret >= 0 || ((int64_t)T0 & ((1 << T1) - 1)) == 0)) { |
589 | d9bce9d9 | j_mayer | xer_ca = 0;
|
590 | d9bce9d9 | j_mayer | } else {
|
591 | d9bce9d9 | j_mayer | xer_ca = 1;
|
592 | d9bce9d9 | j_mayer | } |
593 | d9bce9d9 | j_mayer | } else {
|
594 | d9bce9d9 | j_mayer | ret = T0; |
595 | d9bce9d9 | j_mayer | xer_ca = 0;
|
596 | d9bce9d9 | j_mayer | } |
597 | d9bce9d9 | j_mayer | } else {
|
598 | d9bce9d9 | j_mayer | ret = (-1) * ((uint64_t)T0 >> 63); |
599 | d9bce9d9 | j_mayer | if (likely(ret >= 0 || ((uint64_t)T0 & ~0x8000000000000000ULL) == 0)) { |
600 | d9bce9d9 | j_mayer | xer_ca = 0;
|
601 | d9bce9d9 | j_mayer | } else {
|
602 | d9bce9d9 | j_mayer | xer_ca = 1;
|
603 | d9bce9d9 | j_mayer | } |
604 | d9bce9d9 | j_mayer | } |
605 | d9bce9d9 | j_mayer | T0 = ret; |
606 | d9bce9d9 | j_mayer | } |
607 | d9bce9d9 | j_mayer | #endif
|
608 | d9bce9d9 | j_mayer | |
609 | b068d6a7 | j_mayer | static always_inline int popcnt (uint32_t val) |
610 | d9bce9d9 | j_mayer | { |
611 | d9bce9d9 | j_mayer | int i;
|
612 | d9bce9d9 | j_mayer | |
613 | d9bce9d9 | j_mayer | for (i = 0; val != 0;) |
614 | d9bce9d9 | j_mayer | val = val ^ (val - 1);
|
615 | d9bce9d9 | j_mayer | |
616 | d9bce9d9 | j_mayer | return i;
|
617 | d9bce9d9 | j_mayer | } |
618 | d9bce9d9 | j_mayer | |
619 | d9bce9d9 | j_mayer | void do_popcntb (void) |
620 | d9bce9d9 | j_mayer | { |
621 | d9bce9d9 | j_mayer | uint32_t ret; |
622 | d9bce9d9 | j_mayer | int i;
|
623 | d9bce9d9 | j_mayer | |
624 | d9bce9d9 | j_mayer | ret = 0;
|
625 | d9bce9d9 | j_mayer | for (i = 0; i < 32; i += 8) |
626 | d9bce9d9 | j_mayer | ret |= popcnt((T0 >> i) & 0xFF) << i;
|
627 | d9bce9d9 | j_mayer | T0 = ret; |
628 | d9bce9d9 | j_mayer | } |
629 | d9bce9d9 | j_mayer | |
630 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
631 | d9bce9d9 | j_mayer | void do_popcntb_64 (void) |
632 | d9bce9d9 | j_mayer | { |
633 | d9bce9d9 | j_mayer | uint64_t ret; |
634 | d9bce9d9 | j_mayer | int i;
|
635 | d9bce9d9 | j_mayer | |
636 | d9bce9d9 | j_mayer | ret = 0;
|
637 | d9bce9d9 | j_mayer | for (i = 0; i < 64; i += 8) |
638 | d9bce9d9 | j_mayer | ret |= popcnt((T0 >> i) & 0xFF) << i;
|
639 | d9bce9d9 | j_mayer | T0 = ret; |
640 | d9bce9d9 | j_mayer | } |
641 | d9bce9d9 | j_mayer | #endif
|
642 | d9bce9d9 | j_mayer | |
643 | fdabc366 | bellard | /*****************************************************************************/
|
644 | 9a64fbe4 | bellard | /* Floating point operations helpers */
|
645 | 9a64fbe4 | bellard | void do_fctiw (void) |
646 | 9a64fbe4 | bellard | { |
647 | 9a64fbe4 | bellard | union {
|
648 | 9a64fbe4 | bellard | double d;
|
649 | 9a64fbe4 | bellard | uint64_t i; |
650 | 4ecc3190 | bellard | } p; |
651 | 9a64fbe4 | bellard | |
652 | e864cabd | j_mayer | p.i = float64_to_int32(FT0, &env->fp_status); |
653 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
654 | 4ecc3190 | bellard | /* XXX: higher bits are not supposed to be significant.
|
655 | 76a66253 | j_mayer | * to make tests easier, return the same as a real PowerPC 750 (aka G3)
|
656 | 4ecc3190 | bellard | */
|
657 | 4ecc3190 | bellard | p.i |= 0xFFF80000ULL << 32; |
658 | e864cabd | j_mayer | #endif
|
659 | 4ecc3190 | bellard | FT0 = p.d; |
660 | 9a64fbe4 | bellard | } |
661 | 9a64fbe4 | bellard | |
662 | 9a64fbe4 | bellard | void do_fctiwz (void) |
663 | 9a64fbe4 | bellard | { |
664 | 9a64fbe4 | bellard | union {
|
665 | 9a64fbe4 | bellard | double d;
|
666 | 9a64fbe4 | bellard | uint64_t i; |
667 | 4ecc3190 | bellard | } p; |
668 | 4ecc3190 | bellard | |
669 | e864cabd | j_mayer | p.i = float64_to_int32_round_to_zero(FT0, &env->fp_status); |
670 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
671 | 4ecc3190 | bellard | /* XXX: higher bits are not supposed to be significant.
|
672 | d9bce9d9 | j_mayer | * to make tests easier, return the same as a real PowerPC 750 (aka G3)
|
673 | 4ecc3190 | bellard | */
|
674 | 4ecc3190 | bellard | p.i |= 0xFFF80000ULL << 32; |
675 | e864cabd | j_mayer | #endif
|
676 | 4ecc3190 | bellard | FT0 = p.d; |
677 | 9a64fbe4 | bellard | } |
678 | 9a64fbe4 | bellard | |
679 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
680 | 426613db | j_mayer | void do_fcfid (void) |
681 | 426613db | j_mayer | { |
682 | 426613db | j_mayer | union {
|
683 | 426613db | j_mayer | double d;
|
684 | 426613db | j_mayer | uint64_t i; |
685 | 426613db | j_mayer | } p; |
686 | 426613db | j_mayer | |
687 | 426613db | j_mayer | p.d = FT0; |
688 | 426613db | j_mayer | FT0 = int64_to_float64(p.i, &env->fp_status); |
689 | 426613db | j_mayer | } |
690 | 426613db | j_mayer | |
691 | 426613db | j_mayer | void do_fctid (void) |
692 | 426613db | j_mayer | { |
693 | 426613db | j_mayer | union {
|
694 | 426613db | j_mayer | double d;
|
695 | 426613db | j_mayer | uint64_t i; |
696 | 426613db | j_mayer | } p; |
697 | 426613db | j_mayer | |
698 | 426613db | j_mayer | p.i = float64_to_int64(FT0, &env->fp_status); |
699 | 426613db | j_mayer | FT0 = p.d; |
700 | 426613db | j_mayer | } |
701 | 426613db | j_mayer | |
702 | 426613db | j_mayer | void do_fctidz (void) |
703 | 426613db | j_mayer | { |
704 | 426613db | j_mayer | union {
|
705 | 426613db | j_mayer | double d;
|
706 | 426613db | j_mayer | uint64_t i; |
707 | 426613db | j_mayer | } p; |
708 | 426613db | j_mayer | |
709 | 426613db | j_mayer | p.i = float64_to_int64_round_to_zero(FT0, &env->fp_status); |
710 | 426613db | j_mayer | FT0 = p.d; |
711 | 426613db | j_mayer | } |
712 | 426613db | j_mayer | |
713 | 426613db | j_mayer | #endif
|
714 | 426613db | j_mayer | |
715 | b068d6a7 | j_mayer | static always_inline void do_fri (int rounding_mode) |
716 | d7e4b87e | j_mayer | { |
717 | d7e4b87e | j_mayer | int curmode;
|
718 | d7e4b87e | j_mayer | |
719 | d7e4b87e | j_mayer | curmode = env->fp_status.float_rounding_mode; |
720 | d7e4b87e | j_mayer | set_float_rounding_mode(rounding_mode, &env->fp_status); |
721 | d7e4b87e | j_mayer | FT0 = float64_round_to_int(FT0, &env->fp_status); |
722 | d7e4b87e | j_mayer | set_float_rounding_mode(curmode, &env->fp_status); |
723 | d7e4b87e | j_mayer | } |
724 | d7e4b87e | j_mayer | |
725 | d7e4b87e | j_mayer | void do_frin (void) |
726 | d7e4b87e | j_mayer | { |
727 | d7e4b87e | j_mayer | do_fri(float_round_nearest_even); |
728 | d7e4b87e | j_mayer | } |
729 | d7e4b87e | j_mayer | |
730 | d7e4b87e | j_mayer | void do_friz (void) |
731 | d7e4b87e | j_mayer | { |
732 | d7e4b87e | j_mayer | do_fri(float_round_to_zero); |
733 | d7e4b87e | j_mayer | } |
734 | d7e4b87e | j_mayer | |
735 | d7e4b87e | j_mayer | void do_frip (void) |
736 | d7e4b87e | j_mayer | { |
737 | d7e4b87e | j_mayer | do_fri(float_round_up); |
738 | d7e4b87e | j_mayer | } |
739 | d7e4b87e | j_mayer | |
740 | d7e4b87e | j_mayer | void do_frim (void) |
741 | d7e4b87e | j_mayer | { |
742 | d7e4b87e | j_mayer | do_fri(float_round_down); |
743 | d7e4b87e | j_mayer | } |
744 | d7e4b87e | j_mayer | |
745 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
746 | e864cabd | j_mayer | void do_fmadd (void) |
747 | e864cabd | j_mayer | { |
748 | e864cabd | j_mayer | #ifdef FLOAT128
|
749 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
750 | e864cabd | j_mayer | |
751 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
752 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
753 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
754 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
755 | e864cabd | j_mayer | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
756 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
757 | e864cabd | j_mayer | #else
|
758 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
759 | e864cabd | j_mayer | FT0 = (FT0 * FT1) + FT2; |
760 | e864cabd | j_mayer | #endif
|
761 | e864cabd | j_mayer | } |
762 | e864cabd | j_mayer | |
763 | e864cabd | j_mayer | void do_fmsub (void) |
764 | e864cabd | j_mayer | { |
765 | e864cabd | j_mayer | #ifdef FLOAT128
|
766 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
767 | e864cabd | j_mayer | |
768 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
769 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
770 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
771 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
772 | e864cabd | j_mayer | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
773 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
774 | e864cabd | j_mayer | #else
|
775 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
776 | e864cabd | j_mayer | FT0 = (FT0 * FT1) - FT2; |
777 | e864cabd | j_mayer | #endif
|
778 | e864cabd | j_mayer | } |
779 | e864cabd | j_mayer | #endif /* USE_PRECISE_EMULATION */ |
780 | e864cabd | j_mayer | |
781 | 4b3686fa | bellard | void do_fnmadd (void) |
782 | 4b3686fa | bellard | { |
783 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
784 | e864cabd | j_mayer | #ifdef FLOAT128
|
785 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
786 | e864cabd | j_mayer | |
787 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
788 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
789 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
790 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
791 | e864cabd | j_mayer | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
792 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
793 | e864cabd | j_mayer | #else
|
794 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
795 | e864cabd | j_mayer | FT0 = (FT0 * FT1) + FT2; |
796 | e864cabd | j_mayer | #endif
|
797 | e864cabd | j_mayer | #else
|
798 | fdabc366 | bellard | FT0 = float64_mul(FT0, FT1, &env->fp_status); |
799 | fdabc366 | bellard | FT0 = float64_add(FT0, FT2, &env->fp_status); |
800 | e864cabd | j_mayer | #endif
|
801 | fdabc366 | bellard | if (likely(!isnan(FT0)))
|
802 | fdabc366 | bellard | FT0 = float64_chs(FT0); |
803 | 4b3686fa | bellard | } |
804 | 4b3686fa | bellard | |
805 | 4b3686fa | bellard | void do_fnmsub (void) |
806 | 4b3686fa | bellard | { |
807 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
808 | e864cabd | j_mayer | #ifdef FLOAT128
|
809 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
810 | e864cabd | j_mayer | |
811 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
812 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
813 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
814 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
815 | e864cabd | j_mayer | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
816 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
817 | e864cabd | j_mayer | #else
|
818 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
819 | e864cabd | j_mayer | FT0 = (FT0 * FT1) - FT2; |
820 | e864cabd | j_mayer | #endif
|
821 | e864cabd | j_mayer | #else
|
822 | fdabc366 | bellard | FT0 = float64_mul(FT0, FT1, &env->fp_status); |
823 | fdabc366 | bellard | FT0 = float64_sub(FT0, FT2, &env->fp_status); |
824 | e864cabd | j_mayer | #endif
|
825 | fdabc366 | bellard | if (likely(!isnan(FT0)))
|
826 | fdabc366 | bellard | FT0 = float64_chs(FT0); |
827 | 1ef59d0a | bellard | } |
828 | 1ef59d0a | bellard | |
829 | 9a64fbe4 | bellard | void do_fsqrt (void) |
830 | 9a64fbe4 | bellard | { |
831 | fdabc366 | bellard | FT0 = float64_sqrt(FT0, &env->fp_status); |
832 | 9a64fbe4 | bellard | } |
833 | 9a64fbe4 | bellard | |
834 | d7e4b87e | j_mayer | void do_fre (void) |
835 | d7e4b87e | j_mayer | { |
836 | d7e4b87e | j_mayer | union {
|
837 | d7e4b87e | j_mayer | double d;
|
838 | d7e4b87e | j_mayer | uint64_t i; |
839 | d7e4b87e | j_mayer | } p; |
840 | d7e4b87e | j_mayer | |
841 | d7e4b87e | j_mayer | if (likely(isnormal(FT0))) {
|
842 | d7e4b87e | j_mayer | FT0 = float64_div(1.0, FT0, &env->fp_status); |
843 | d7e4b87e | j_mayer | } else {
|
844 | d7e4b87e | j_mayer | p.d = FT0; |
845 | d7e4b87e | j_mayer | if (p.i == 0x8000000000000000ULL) { |
846 | d7e4b87e | j_mayer | p.i = 0xFFF0000000000000ULL;
|
847 | d7e4b87e | j_mayer | } else if (p.i == 0x0000000000000000ULL) { |
848 | d7e4b87e | j_mayer | p.i = 0x7FF0000000000000ULL;
|
849 | d7e4b87e | j_mayer | } else if (isnan(FT0)) { |
850 | d7e4b87e | j_mayer | p.i = 0x7FF8000000000000ULL;
|
851 | d7e4b87e | j_mayer | } else if (FT0 < 0.0) { |
852 | d7e4b87e | j_mayer | p.i = 0x8000000000000000ULL;
|
853 | d7e4b87e | j_mayer | } else {
|
854 | d7e4b87e | j_mayer | p.i = 0x0000000000000000ULL;
|
855 | d7e4b87e | j_mayer | } |
856 | d7e4b87e | j_mayer | FT0 = p.d; |
857 | d7e4b87e | j_mayer | } |
858 | d7e4b87e | j_mayer | } |
859 | d7e4b87e | j_mayer | |
860 | 9a64fbe4 | bellard | void do_fres (void) |
861 | 9a64fbe4 | bellard | { |
862 | 4ecc3190 | bellard | union {
|
863 | 4ecc3190 | bellard | double d;
|
864 | 4ecc3190 | bellard | uint64_t i; |
865 | 4ecc3190 | bellard | } p; |
866 | 4ecc3190 | bellard | |
867 | fdabc366 | bellard | if (likely(isnormal(FT0))) {
|
868 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
869 | e864cabd | j_mayer | FT0 = float64_div(1.0, FT0, &env->fp_status); |
870 | e864cabd | j_mayer | FT0 = float64_to_float32(FT0, &env->fp_status); |
871 | e864cabd | j_mayer | #else
|
872 | 76a66253 | j_mayer | FT0 = float32_div(1.0, FT0, &env->fp_status); |
873 | e864cabd | j_mayer | #endif
|
874 | 4ecc3190 | bellard | } else {
|
875 | 4ecc3190 | bellard | p.d = FT0; |
876 | 4ecc3190 | bellard | if (p.i == 0x8000000000000000ULL) { |
877 | 4ecc3190 | bellard | p.i = 0xFFF0000000000000ULL;
|
878 | 4ecc3190 | bellard | } else if (p.i == 0x0000000000000000ULL) { |
879 | 4ecc3190 | bellard | p.i = 0x7FF0000000000000ULL;
|
880 | 4ecc3190 | bellard | } else if (isnan(FT0)) { |
881 | 4ecc3190 | bellard | p.i = 0x7FF8000000000000ULL;
|
882 | 4ecc3190 | bellard | } else if (FT0 < 0.0) { |
883 | 4ecc3190 | bellard | p.i = 0x8000000000000000ULL;
|
884 | 4ecc3190 | bellard | } else {
|
885 | 4ecc3190 | bellard | p.i = 0x0000000000000000ULL;
|
886 | 4ecc3190 | bellard | } |
887 | 4ecc3190 | bellard | FT0 = p.d; |
888 | 4ecc3190 | bellard | } |
889 | 9a64fbe4 | bellard | } |
890 | 9a64fbe4 | bellard | |
891 | 4ecc3190 | bellard | void do_frsqrte (void) |
892 | 9a64fbe4 | bellard | { |
893 | 4ecc3190 | bellard | union {
|
894 | 4ecc3190 | bellard | double d;
|
895 | 4ecc3190 | bellard | uint64_t i; |
896 | 4ecc3190 | bellard | } p; |
897 | 4ecc3190 | bellard | |
898 | fdabc366 | bellard | if (likely(isnormal(FT0) && FT0 > 0.0)) { |
899 | fdabc366 | bellard | FT0 = float64_sqrt(FT0, &env->fp_status); |
900 | fdabc366 | bellard | FT0 = float32_div(1.0, FT0, &env->fp_status); |
901 | 4ecc3190 | bellard | } else {
|
902 | 4ecc3190 | bellard | p.d = FT0; |
903 | 4ecc3190 | bellard | if (p.i == 0x8000000000000000ULL) { |
904 | 4ecc3190 | bellard | p.i = 0xFFF0000000000000ULL;
|
905 | 4ecc3190 | bellard | } else if (p.i == 0x0000000000000000ULL) { |
906 | 4ecc3190 | bellard | p.i = 0x7FF0000000000000ULL;
|
907 | 4ecc3190 | bellard | } else if (isnan(FT0)) { |
908 | 4ecc3190 | bellard | if (!(p.i & 0x0008000000000000ULL)) |
909 | 4ecc3190 | bellard | p.i |= 0x000FFFFFFFFFFFFFULL;
|
910 | 4ecc3190 | bellard | } else if (FT0 < 0) { |
911 | 4ecc3190 | bellard | p.i = 0x7FF8000000000000ULL;
|
912 | 4ecc3190 | bellard | } else {
|
913 | 4ecc3190 | bellard | p.i = 0x0000000000000000ULL;
|
914 | 4ecc3190 | bellard | } |
915 | 4ecc3190 | bellard | FT0 = p.d; |
916 | 4ecc3190 | bellard | } |
917 | 9a64fbe4 | bellard | } |
918 | 9a64fbe4 | bellard | |
919 | 9a64fbe4 | bellard | void do_fsel (void) |
920 | 9a64fbe4 | bellard | { |
921 | 9a64fbe4 | bellard | if (FT0 >= 0) |
922 | 9a64fbe4 | bellard | FT0 = FT1; |
923 | 4ecc3190 | bellard | else
|
924 | 4ecc3190 | bellard | FT0 = FT2; |
925 | 9a64fbe4 | bellard | } |
926 | 9a64fbe4 | bellard | |
927 | 9a64fbe4 | bellard | void do_fcmpu (void) |
928 | 9a64fbe4 | bellard | { |
929 | fdabc366 | bellard | if (likely(!isnan(FT0) && !isnan(FT1))) {
|
930 | fdabc366 | bellard | if (float64_lt(FT0, FT1, &env->fp_status)) {
|
931 | fdabc366 | bellard | T0 = 0x08UL;
|
932 | fdabc366 | bellard | } else if (!float64_le(FT0, FT1, &env->fp_status)) { |
933 | fdabc366 | bellard | T0 = 0x04UL;
|
934 | fdabc366 | bellard | } else {
|
935 | fdabc366 | bellard | T0 = 0x02UL;
|
936 | fdabc366 | bellard | } |
937 | fdabc366 | bellard | } else {
|
938 | fdabc366 | bellard | T0 = 0x01UL;
|
939 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x1; |
940 | 9a64fbe4 | bellard | env->fpscr[6] |= 0x1; |
941 | 9a64fbe4 | bellard | } |
942 | 4b3686fa | bellard | env->fpscr[3] = T0;
|
943 | 9a64fbe4 | bellard | } |
944 | 9a64fbe4 | bellard | |
945 | 9a64fbe4 | bellard | void do_fcmpo (void) |
946 | 9a64fbe4 | bellard | { |
947 | 9a64fbe4 | bellard | env->fpscr[4] &= ~0x1; |
948 | fdabc366 | bellard | if (likely(!isnan(FT0) && !isnan(FT1))) {
|
949 | fdabc366 | bellard | if (float64_lt(FT0, FT1, &env->fp_status)) {
|
950 | fdabc366 | bellard | T0 = 0x08UL;
|
951 | fdabc366 | bellard | } else if (!float64_le(FT0, FT1, &env->fp_status)) { |
952 | fdabc366 | bellard | T0 = 0x04UL;
|
953 | fdabc366 | bellard | } else {
|
954 | fdabc366 | bellard | T0 = 0x02UL;
|
955 | fdabc366 | bellard | } |
956 | fdabc366 | bellard | } else {
|
957 | fdabc366 | bellard | T0 = 0x01UL;
|
958 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x1; |
959 | 76a66253 | j_mayer | if (!float64_is_signaling_nan(FT0) || !float64_is_signaling_nan(FT1)) {
|
960 | 76a66253 | j_mayer | /* Quiet NaN case */
|
961 | 9a64fbe4 | bellard | env->fpscr[6] |= 0x1; |
962 | 9a64fbe4 | bellard | if (!(env->fpscr[1] & 0x8)) |
963 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x8; |
964 | 9a64fbe4 | bellard | } else {
|
965 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x8; |
966 | 9a64fbe4 | bellard | } |
967 | 9a64fbe4 | bellard | } |
968 | 4b3686fa | bellard | env->fpscr[3] = T0;
|
969 | 9a64fbe4 | bellard | } |
970 | 9a64fbe4 | bellard | |
971 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
972 | 6b80055d | j_mayer | void cpu_dump_rfi (target_ulong RA, target_ulong msr);
|
973 | fdabc366 | bellard | void do_rfi (void) |
974 | 9a64fbe4 | bellard | { |
975 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
976 | a42bd6cc | j_mayer | if (env->spr[SPR_SRR1] & (1ULL << MSR_SF)) { |
977 | a42bd6cc | j_mayer | env->nip = (uint64_t)(env->spr[SPR_SRR0] & ~0x00000003);
|
978 | a42bd6cc | j_mayer | do_store_msr(env, (uint64_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL));
|
979 | a42bd6cc | j_mayer | } else {
|
980 | a42bd6cc | j_mayer | env->nip = (uint32_t)(env->spr[SPR_SRR0] & ~0x00000003);
|
981 | a42bd6cc | j_mayer | ppc_store_msr_32(env, (uint32_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL));
|
982 | a42bd6cc | j_mayer | } |
983 | 426613db | j_mayer | #else
|
984 | a42bd6cc | j_mayer | env->nip = (uint32_t)(env->spr[SPR_SRR0] & ~0x00000003);
|
985 | a42bd6cc | j_mayer | do_store_msr(env, (uint32_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL));
|
986 | 426613db | j_mayer | #endif
|
987 | fdabc366 | bellard | #if defined (DEBUG_OP)
|
988 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
989 | fdabc366 | bellard | #endif
|
990 | fdabc366 | bellard | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
991 | 9a64fbe4 | bellard | } |
992 | d9bce9d9 | j_mayer | |
993 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
994 | 426613db | j_mayer | void do_rfid (void) |
995 | 426613db | j_mayer | { |
996 | a42bd6cc | j_mayer | if (env->spr[SPR_SRR1] & (1ULL << MSR_SF)) { |
997 | a42bd6cc | j_mayer | env->nip = (uint64_t)(env->spr[SPR_SRR0] & ~0x00000003);
|
998 | a42bd6cc | j_mayer | do_store_msr(env, (uint64_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL));
|
999 | a42bd6cc | j_mayer | } else {
|
1000 | a42bd6cc | j_mayer | env->nip = (uint32_t)(env->spr[SPR_SRR0] & ~0x00000003);
|
1001 | a42bd6cc | j_mayer | do_store_msr(env, (uint32_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL));
|
1002 | a42bd6cc | j_mayer | } |
1003 | d9bce9d9 | j_mayer | #if defined (DEBUG_OP)
|
1004 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1005 | d9bce9d9 | j_mayer | #endif
|
1006 | d9bce9d9 | j_mayer | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
1007 | d9bce9d9 | j_mayer | } |
1008 | d9bce9d9 | j_mayer | #endif
|
1009 | be147d08 | j_mayer | #if defined(TARGET_PPC64H)
|
1010 | be147d08 | j_mayer | void do_hrfid (void) |
1011 | be147d08 | j_mayer | { |
1012 | be147d08 | j_mayer | if (env->spr[SPR_HSRR1] & (1ULL << MSR_SF)) { |
1013 | be147d08 | j_mayer | env->nip = (uint64_t)(env->spr[SPR_HSRR0] & ~0x00000003);
|
1014 | be147d08 | j_mayer | do_store_msr(env, (uint64_t)(env->spr[SPR_HSRR1] & ~0xFFFF0000UL));
|
1015 | be147d08 | j_mayer | } else {
|
1016 | be147d08 | j_mayer | env->nip = (uint32_t)(env->spr[SPR_HSRR0] & ~0x00000003);
|
1017 | be147d08 | j_mayer | do_store_msr(env, (uint32_t)(env->spr[SPR_HSRR1] & ~0xFFFF0000UL));
|
1018 | be147d08 | j_mayer | } |
1019 | be147d08 | j_mayer | #if defined (DEBUG_OP)
|
1020 | be147d08 | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1021 | be147d08 | j_mayer | #endif
|
1022 | be147d08 | j_mayer | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
1023 | be147d08 | j_mayer | } |
1024 | be147d08 | j_mayer | #endif
|
1025 | 76a66253 | j_mayer | #endif
|
1026 | 9a64fbe4 | bellard | |
1027 | 76a66253 | j_mayer | void do_tw (int flags) |
1028 | 9a64fbe4 | bellard | { |
1029 | d9bce9d9 | j_mayer | if (!likely(!(((int32_t)T0 < (int32_t)T1 && (flags & 0x10)) || |
1030 | d9bce9d9 | j_mayer | ((int32_t)T0 > (int32_t)T1 && (flags & 0x08)) ||
|
1031 | d9bce9d9 | j_mayer | ((int32_t)T0 == (int32_t)T1 && (flags & 0x04)) ||
|
1032 | d9bce9d9 | j_mayer | ((uint32_t)T0 < (uint32_t)T1 && (flags & 0x02)) ||
|
1033 | a42bd6cc | j_mayer | ((uint32_t)T0 > (uint32_t)T1 && (flags & 0x01))))) {
|
1034 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
1035 | a42bd6cc | j_mayer | } |
1036 | 9a64fbe4 | bellard | } |
1037 | 9a64fbe4 | bellard | |
1038 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
1039 | d9bce9d9 | j_mayer | void do_td (int flags) |
1040 | d9bce9d9 | j_mayer | { |
1041 | d9bce9d9 | j_mayer | if (!likely(!(((int64_t)T0 < (int64_t)T1 && (flags & 0x10)) || |
1042 | d9bce9d9 | j_mayer | ((int64_t)T0 > (int64_t)T1 && (flags & 0x08)) ||
|
1043 | d9bce9d9 | j_mayer | ((int64_t)T0 == (int64_t)T1 && (flags & 0x04)) ||
|
1044 | d9bce9d9 | j_mayer | ((uint64_t)T0 < (uint64_t)T1 && (flags & 0x02)) ||
|
1045 | d9bce9d9 | j_mayer | ((uint64_t)T0 > (uint64_t)T1 && (flags & 0x01)))))
|
1046 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
1047 | d9bce9d9 | j_mayer | } |
1048 | d9bce9d9 | j_mayer | #endif
|
1049 | d9bce9d9 | j_mayer | |
1050 | fdabc366 | bellard | /*****************************************************************************/
|
1051 | 76a66253 | j_mayer | /* PowerPC 601 specific instructions (POWER bridge) */
|
1052 | 76a66253 | j_mayer | void do_POWER_abso (void) |
1053 | 9a64fbe4 | bellard | { |
1054 | d9bce9d9 | j_mayer | if ((uint32_t)T0 == INT32_MIN) {
|
1055 | 76a66253 | j_mayer | T0 = INT32_MAX; |
1056 | 76a66253 | j_mayer | xer_ov = 1;
|
1057 | 76a66253 | j_mayer | xer_so = 1;
|
1058 | 76a66253 | j_mayer | } else {
|
1059 | 76a66253 | j_mayer | T0 = -T0; |
1060 | 76a66253 | j_mayer | xer_ov = 0;
|
1061 | 76a66253 | j_mayer | } |
1062 | 9a64fbe4 | bellard | } |
1063 | 9a64fbe4 | bellard | |
1064 | 76a66253 | j_mayer | void do_POWER_clcs (void) |
1065 | 9a64fbe4 | bellard | { |
1066 | 76a66253 | j_mayer | switch (T0) {
|
1067 | 76a66253 | j_mayer | case 0x0CUL: |
1068 | 76a66253 | j_mayer | /* Instruction cache line size */
|
1069 | d63001d1 | j_mayer | T0 = env->icache_line_size; |
1070 | 76a66253 | j_mayer | break;
|
1071 | 76a66253 | j_mayer | case 0x0DUL: |
1072 | 76a66253 | j_mayer | /* Data cache line size */
|
1073 | d63001d1 | j_mayer | T0 = env->dcache_line_size; |
1074 | 76a66253 | j_mayer | break;
|
1075 | 76a66253 | j_mayer | case 0x0EUL: |
1076 | 76a66253 | j_mayer | /* Minimum cache line size */
|
1077 | d63001d1 | j_mayer | T0 = env->icache_line_size < env->dcache_line_size ? |
1078 | d63001d1 | j_mayer | env->icache_line_size : env->dcache_line_size; |
1079 | 76a66253 | j_mayer | break;
|
1080 | 76a66253 | j_mayer | case 0x0FUL: |
1081 | 76a66253 | j_mayer | /* Maximum cache line size */
|
1082 | d63001d1 | j_mayer | T0 = env->icache_line_size > env->dcache_line_size ? |
1083 | d63001d1 | j_mayer | env->icache_line_size : env->dcache_line_size; |
1084 | 76a66253 | j_mayer | break;
|
1085 | 76a66253 | j_mayer | default:
|
1086 | 76a66253 | j_mayer | /* Undefined */
|
1087 | 76a66253 | j_mayer | break;
|
1088 | 76a66253 | j_mayer | } |
1089 | 76a66253 | j_mayer | } |
1090 | 76a66253 | j_mayer | |
1091 | 76a66253 | j_mayer | void do_POWER_div (void) |
1092 | 76a66253 | j_mayer | { |
1093 | 76a66253 | j_mayer | uint64_t tmp; |
1094 | 76a66253 | j_mayer | |
1095 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1096 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1097 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1098 | 76a66253 | j_mayer | } else {
|
1099 | 76a66253 | j_mayer | tmp = ((uint64_t)T0 << 32) | env->spr[SPR_MQ];
|
1100 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp % T1; |
1101 | d9bce9d9 | j_mayer | T0 = tmp / (int32_t)T1; |
1102 | 76a66253 | j_mayer | } |
1103 | 76a66253 | j_mayer | } |
1104 | 76a66253 | j_mayer | |
1105 | 76a66253 | j_mayer | void do_POWER_divo (void) |
1106 | 76a66253 | j_mayer | { |
1107 | 76a66253 | j_mayer | int64_t tmp; |
1108 | 76a66253 | j_mayer | |
1109 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1110 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1111 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1112 | 76a66253 | j_mayer | xer_ov = 1;
|
1113 | 76a66253 | j_mayer | xer_so = 1;
|
1114 | 76a66253 | j_mayer | } else {
|
1115 | 76a66253 | j_mayer | tmp = ((uint64_t)T0 << 32) | env->spr[SPR_MQ];
|
1116 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp % T1; |
1117 | d9bce9d9 | j_mayer | tmp /= (int32_t)T1; |
1118 | 76a66253 | j_mayer | if (tmp > (int64_t)INT32_MAX || tmp < (int64_t)INT32_MIN) {
|
1119 | 76a66253 | j_mayer | xer_ov = 1;
|
1120 | 76a66253 | j_mayer | xer_so = 1;
|
1121 | 76a66253 | j_mayer | } else {
|
1122 | 76a66253 | j_mayer | xer_ov = 0;
|
1123 | 76a66253 | j_mayer | } |
1124 | 76a66253 | j_mayer | T0 = tmp; |
1125 | 76a66253 | j_mayer | } |
1126 | 76a66253 | j_mayer | } |
1127 | 76a66253 | j_mayer | |
1128 | 76a66253 | j_mayer | void do_POWER_divs (void) |
1129 | 76a66253 | j_mayer | { |
1130 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1131 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1132 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1133 | 76a66253 | j_mayer | } else {
|
1134 | 76a66253 | j_mayer | env->spr[SPR_MQ] = T0 % T1; |
1135 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
1136 | 76a66253 | j_mayer | } |
1137 | 76a66253 | j_mayer | } |
1138 | 76a66253 | j_mayer | |
1139 | 76a66253 | j_mayer | void do_POWER_divso (void) |
1140 | 76a66253 | j_mayer | { |
1141 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1142 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1143 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1144 | 76a66253 | j_mayer | xer_ov = 1;
|
1145 | 76a66253 | j_mayer | xer_so = 1;
|
1146 | 76a66253 | j_mayer | } else {
|
1147 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
1148 | d9bce9d9 | j_mayer | env->spr[SPR_MQ] = (int32_t)T0 % (int32_t)T1; |
1149 | 76a66253 | j_mayer | xer_ov = 0;
|
1150 | 76a66253 | j_mayer | } |
1151 | 76a66253 | j_mayer | } |
1152 | 76a66253 | j_mayer | |
1153 | 76a66253 | j_mayer | void do_POWER_dozo (void) |
1154 | 76a66253 | j_mayer | { |
1155 | d9bce9d9 | j_mayer | if ((int32_t)T1 > (int32_t)T0) {
|
1156 | 76a66253 | j_mayer | T2 = T0; |
1157 | 76a66253 | j_mayer | T0 = T1 - T0; |
1158 | d9bce9d9 | j_mayer | if (((uint32_t)(~T2) ^ (uint32_t)T1 ^ UINT32_MAX) &
|
1159 | d9bce9d9 | j_mayer | ((uint32_t)(~T2) ^ (uint32_t)T0) & (1UL << 31)) { |
1160 | 76a66253 | j_mayer | xer_ov = 1;
|
1161 | 966439a6 | j_mayer | xer_so = 1;
|
1162 | 76a66253 | j_mayer | } else {
|
1163 | 76a66253 | j_mayer | xer_ov = 0;
|
1164 | 76a66253 | j_mayer | } |
1165 | 76a66253 | j_mayer | } else {
|
1166 | 76a66253 | j_mayer | T0 = 0;
|
1167 | 76a66253 | j_mayer | xer_ov = 0;
|
1168 | 76a66253 | j_mayer | } |
1169 | 76a66253 | j_mayer | } |
1170 | 76a66253 | j_mayer | |
1171 | 76a66253 | j_mayer | void do_POWER_maskg (void) |
1172 | 76a66253 | j_mayer | { |
1173 | 76a66253 | j_mayer | uint32_t ret; |
1174 | 76a66253 | j_mayer | |
1175 | d9bce9d9 | j_mayer | if ((uint32_t)T0 == (uint32_t)(T1 + 1)) { |
1176 | 76a66253 | j_mayer | ret = -1;
|
1177 | 76a66253 | j_mayer | } else {
|
1178 | d9bce9d9 | j_mayer | ret = (((uint32_t)(-1)) >> ((uint32_t)T0)) ^
|
1179 | d9bce9d9 | j_mayer | (((uint32_t)(-1) >> ((uint32_t)T1)) >> 1); |
1180 | d9bce9d9 | j_mayer | if ((uint32_t)T0 > (uint32_t)T1)
|
1181 | 76a66253 | j_mayer | ret = ~ret; |
1182 | 76a66253 | j_mayer | } |
1183 | 76a66253 | j_mayer | T0 = ret; |
1184 | 76a66253 | j_mayer | } |
1185 | 76a66253 | j_mayer | |
1186 | 76a66253 | j_mayer | void do_POWER_mulo (void) |
1187 | 76a66253 | j_mayer | { |
1188 | 76a66253 | j_mayer | uint64_t tmp; |
1189 | 76a66253 | j_mayer | |
1190 | 76a66253 | j_mayer | tmp = (uint64_t)T0 * (uint64_t)T1; |
1191 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp >> 32;
|
1192 | 76a66253 | j_mayer | T0 = tmp; |
1193 | 76a66253 | j_mayer | if (tmp >> 32 != ((uint64_t)T0 >> 16) * ((uint64_t)T1 >> 16)) { |
1194 | 76a66253 | j_mayer | xer_ov = 1;
|
1195 | 76a66253 | j_mayer | xer_so = 1;
|
1196 | 76a66253 | j_mayer | } else {
|
1197 | 76a66253 | j_mayer | xer_ov = 0;
|
1198 | 76a66253 | j_mayer | } |
1199 | 76a66253 | j_mayer | } |
1200 | 76a66253 | j_mayer | |
1201 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
1202 | 76a66253 | j_mayer | void do_POWER_rac (void) |
1203 | 76a66253 | j_mayer | { |
1204 | 76a66253 | j_mayer | #if 0
|
1205 | 76a66253 | j_mayer | mmu_ctx_t ctx;
|
1206 | 76a66253 | j_mayer | |
1207 | 76a66253 | j_mayer | /* We don't have to generate many instances of this instruction,
|
1208 | 76a66253 | j_mayer | * as rac is supervisor only.
|
1209 | 76a66253 | j_mayer | */
|
1210 | 76a66253 | j_mayer | if (get_physical_address(env, &ctx, T0, 0, ACCESS_INT, 1) == 0)
|
1211 | 76a66253 | j_mayer | T0 = ctx.raddr;
|
1212 | 76a66253 | j_mayer | #endif
|
1213 | 76a66253 | j_mayer | } |
1214 | 76a66253 | j_mayer | |
1215 | 76a66253 | j_mayer | void do_POWER_rfsvc (void) |
1216 | 76a66253 | j_mayer | { |
1217 | 76a66253 | j_mayer | env->nip = env->lr & ~0x00000003UL;
|
1218 | 76a66253 | j_mayer | T0 = env->ctr & 0x0000FFFFUL;
|
1219 | 76a66253 | j_mayer | do_store_msr(env, T0); |
1220 | 76a66253 | j_mayer | #if defined (DEBUG_OP)
|
1221 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1222 | 76a66253 | j_mayer | #endif
|
1223 | 76a66253 | j_mayer | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
1224 | 76a66253 | j_mayer | } |
1225 | 76a66253 | j_mayer | |
1226 | 76a66253 | j_mayer | /* PowerPC 601 BAT management helper */
|
1227 | 76a66253 | j_mayer | void do_store_601_batu (int nr) |
1228 | 76a66253 | j_mayer | { |
1229 | d9bce9d9 | j_mayer | do_store_ibatu(env, nr, (uint32_t)T0); |
1230 | 76a66253 | j_mayer | env->DBAT[0][nr] = env->IBAT[0][nr]; |
1231 | 76a66253 | j_mayer | env->DBAT[1][nr] = env->IBAT[1][nr]; |
1232 | 76a66253 | j_mayer | } |
1233 | 76a66253 | j_mayer | #endif
|
1234 | 76a66253 | j_mayer | |
1235 | 76a66253 | j_mayer | /*****************************************************************************/
|
1236 | 76a66253 | j_mayer | /* 602 specific instructions */
|
1237 | 76a66253 | j_mayer | /* mfrom is the most crazy instruction ever seen, imho ! */
|
1238 | 76a66253 | j_mayer | /* Real implementation uses a ROM table. Do the same */
|
1239 | 76a66253 | j_mayer | #define USE_MFROM_ROM_TABLE
|
1240 | 76a66253 | j_mayer | void do_op_602_mfrom (void) |
1241 | 76a66253 | j_mayer | { |
1242 | 76a66253 | j_mayer | if (likely(T0 < 602)) { |
1243 | d9bce9d9 | j_mayer | #if defined(USE_MFROM_ROM_TABLE)
|
1244 | 76a66253 | j_mayer | #include "mfrom_table.c" |
1245 | 76a66253 | j_mayer | T0 = mfrom_ROM_table[T0]; |
1246 | fdabc366 | bellard | #else
|
1247 | 76a66253 | j_mayer | double d;
|
1248 | 76a66253 | j_mayer | /* Extremly decomposed:
|
1249 | 76a66253 | j_mayer | * -T0 / 256
|
1250 | 76a66253 | j_mayer | * T0 = 256 * log10(10 + 1.0) + 0.5
|
1251 | 76a66253 | j_mayer | */
|
1252 | 76a66253 | j_mayer | d = T0; |
1253 | 76a66253 | j_mayer | d = float64_div(d, 256, &env->fp_status);
|
1254 | 76a66253 | j_mayer | d = float64_chs(d); |
1255 | 76a66253 | j_mayer | d = exp10(d); // XXX: use float emulation function
|
1256 | 76a66253 | j_mayer | d = float64_add(d, 1.0, &env->fp_status); |
1257 | 76a66253 | j_mayer | d = log10(d); // XXX: use float emulation function
|
1258 | 76a66253 | j_mayer | d = float64_mul(d, 256, &env->fp_status);
|
1259 | 76a66253 | j_mayer | d = float64_add(d, 0.5, &env->fp_status); |
1260 | 76a66253 | j_mayer | T0 = float64_round_to_int(d, &env->fp_status); |
1261 | fdabc366 | bellard | #endif
|
1262 | 76a66253 | j_mayer | } else {
|
1263 | 76a66253 | j_mayer | T0 = 0;
|
1264 | 76a66253 | j_mayer | } |
1265 | 76a66253 | j_mayer | } |
1266 | 76a66253 | j_mayer | |
1267 | 76a66253 | j_mayer | /*****************************************************************************/
|
1268 | 76a66253 | j_mayer | /* Embedded PowerPC specific helpers */
|
1269 | 76a66253 | j_mayer | void do_405_check_ov (void) |
1270 | 76a66253 | j_mayer | { |
1271 | d9bce9d9 | j_mayer | if (likely((((uint32_t)T1 ^ (uint32_t)T2) >> 31) || |
1272 | d9bce9d9 | j_mayer | !(((uint32_t)T0 ^ (uint32_t)T2) >> 31))) {
|
1273 | 76a66253 | j_mayer | xer_ov = 0;
|
1274 | 76a66253 | j_mayer | } else {
|
1275 | 76a66253 | j_mayer | xer_ov = 1;
|
1276 | 76a66253 | j_mayer | xer_so = 1;
|
1277 | 76a66253 | j_mayer | } |
1278 | 76a66253 | j_mayer | } |
1279 | 76a66253 | j_mayer | |
1280 | 76a66253 | j_mayer | void do_405_check_sat (void) |
1281 | 76a66253 | j_mayer | { |
1282 | d9bce9d9 | j_mayer | if (!likely((((uint32_t)T1 ^ (uint32_t)T2) >> 31) || |
1283 | d9bce9d9 | j_mayer | !(((uint32_t)T0 ^ (uint32_t)T2) >> 31))) {
|
1284 | 76a66253 | j_mayer | /* Saturate result */
|
1285 | 76a66253 | j_mayer | if (T2 >> 31) { |
1286 | 76a66253 | j_mayer | T0 = INT32_MIN; |
1287 | 76a66253 | j_mayer | } else {
|
1288 | 76a66253 | j_mayer | T0 = INT32_MAX; |
1289 | 76a66253 | j_mayer | } |
1290 | 76a66253 | j_mayer | } |
1291 | 76a66253 | j_mayer | } |
1292 | 76a66253 | j_mayer | |
1293 | a750fc0b | j_mayer | /* XXX: to be improved to check access rights when in user-mode */
|
1294 | a750fc0b | j_mayer | void do_load_dcr (void) |
1295 | a750fc0b | j_mayer | { |
1296 | a750fc0b | j_mayer | target_ulong val; |
1297 | a750fc0b | j_mayer | |
1298 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
1299 | a750fc0b | j_mayer | if (loglevel != 0) { |
1300 | a750fc0b | j_mayer | fprintf(logfile, "No DCR environment\n");
|
1301 | a750fc0b | j_mayer | } |
1302 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1303 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
1304 | a750fc0b | j_mayer | } else if (unlikely(ppc_dcr_read(env->dcr_env, T0, &val) != 0)) { |
1305 | a750fc0b | j_mayer | if (loglevel != 0) { |
1306 | a750fc0b | j_mayer | fprintf(logfile, "DCR read error %d %03x\n", (int)T0, (int)T0); |
1307 | a750fc0b | j_mayer | } |
1308 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1309 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
1310 | a750fc0b | j_mayer | } else {
|
1311 | a750fc0b | j_mayer | T0 = val; |
1312 | a750fc0b | j_mayer | } |
1313 | a750fc0b | j_mayer | } |
1314 | a750fc0b | j_mayer | |
1315 | a750fc0b | j_mayer | void do_store_dcr (void) |
1316 | a750fc0b | j_mayer | { |
1317 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
1318 | a750fc0b | j_mayer | if (loglevel != 0) { |
1319 | a750fc0b | j_mayer | fprintf(logfile, "No DCR environment\n");
|
1320 | a750fc0b | j_mayer | } |
1321 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1322 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
1323 | a750fc0b | j_mayer | } else if (unlikely(ppc_dcr_write(env->dcr_env, T0, T1) != 0)) { |
1324 | a750fc0b | j_mayer | if (loglevel != 0) { |
1325 | a750fc0b | j_mayer | fprintf(logfile, "DCR write error %d %03x\n", (int)T0, (int)T0); |
1326 | a750fc0b | j_mayer | } |
1327 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1328 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
1329 | a750fc0b | j_mayer | } |
1330 | a750fc0b | j_mayer | } |
1331 | a750fc0b | j_mayer | |
1332 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
|
1333 | a42bd6cc | j_mayer | void do_40x_rfci (void) |
1334 | 76a66253 | j_mayer | { |
1335 | 76a66253 | j_mayer | env->nip = env->spr[SPR_40x_SRR2]; |
1336 | a42bd6cc | j_mayer | do_store_msr(env, env->spr[SPR_40x_SRR3] & ~0xFFFF0000);
|
1337 | a42bd6cc | j_mayer | #if defined (DEBUG_OP)
|
1338 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1339 | a42bd6cc | j_mayer | #endif
|
1340 | a42bd6cc | j_mayer | env->interrupt_request = CPU_INTERRUPT_EXITTB; |
1341 | a42bd6cc | j_mayer | } |
1342 | a42bd6cc | j_mayer | |
1343 | a42bd6cc | j_mayer | void do_rfci (void) |
1344 | a42bd6cc | j_mayer | { |
1345 | a42bd6cc | j_mayer | #if defined(TARGET_PPC64)
|
1346 | a42bd6cc | j_mayer | if (env->spr[SPR_BOOKE_CSRR1] & (1 << MSR_CM)) { |
1347 | a42bd6cc | j_mayer | env->nip = (uint64_t)env->spr[SPR_BOOKE_CSRR0]; |
1348 | a42bd6cc | j_mayer | } else
|
1349 | a42bd6cc | j_mayer | #endif
|
1350 | a42bd6cc | j_mayer | { |
1351 | a42bd6cc | j_mayer | env->nip = (uint32_t)env->spr[SPR_BOOKE_CSRR0]; |
1352 | a42bd6cc | j_mayer | } |
1353 | a42bd6cc | j_mayer | do_store_msr(env, (uint32_t)env->spr[SPR_BOOKE_CSRR1] & ~0x3FFF0000);
|
1354 | a42bd6cc | j_mayer | #if defined (DEBUG_OP)
|
1355 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1356 | a42bd6cc | j_mayer | #endif
|
1357 | a42bd6cc | j_mayer | env->interrupt_request = CPU_INTERRUPT_EXITTB; |
1358 | a42bd6cc | j_mayer | } |
1359 | a42bd6cc | j_mayer | |
1360 | a42bd6cc | j_mayer | void do_rfdi (void) |
1361 | a42bd6cc | j_mayer | { |
1362 | a42bd6cc | j_mayer | #if defined(TARGET_PPC64)
|
1363 | a42bd6cc | j_mayer | if (env->spr[SPR_BOOKE_DSRR1] & (1 << MSR_CM)) { |
1364 | a42bd6cc | j_mayer | env->nip = (uint64_t)env->spr[SPR_BOOKE_DSRR0]; |
1365 | a42bd6cc | j_mayer | } else
|
1366 | a42bd6cc | j_mayer | #endif
|
1367 | a42bd6cc | j_mayer | { |
1368 | a42bd6cc | j_mayer | env->nip = (uint32_t)env->spr[SPR_BOOKE_DSRR0]; |
1369 | a42bd6cc | j_mayer | } |
1370 | a42bd6cc | j_mayer | do_store_msr(env, (uint32_t)env->spr[SPR_BOOKE_DSRR1] & ~0x3FFF0000);
|
1371 | a42bd6cc | j_mayer | #if defined (DEBUG_OP)
|
1372 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1373 | a42bd6cc | j_mayer | #endif
|
1374 | a42bd6cc | j_mayer | env->interrupt_request = CPU_INTERRUPT_EXITTB; |
1375 | a42bd6cc | j_mayer | } |
1376 | a42bd6cc | j_mayer | |
1377 | a42bd6cc | j_mayer | void do_rfmci (void) |
1378 | a42bd6cc | j_mayer | { |
1379 | a42bd6cc | j_mayer | #if defined(TARGET_PPC64)
|
1380 | a42bd6cc | j_mayer | if (env->spr[SPR_BOOKE_MCSRR1] & (1 << MSR_CM)) { |
1381 | a42bd6cc | j_mayer | env->nip = (uint64_t)env->spr[SPR_BOOKE_MCSRR0]; |
1382 | a42bd6cc | j_mayer | } else
|
1383 | a42bd6cc | j_mayer | #endif
|
1384 | a42bd6cc | j_mayer | { |
1385 | a42bd6cc | j_mayer | env->nip = (uint32_t)env->spr[SPR_BOOKE_MCSRR0]; |
1386 | a42bd6cc | j_mayer | } |
1387 | a42bd6cc | j_mayer | do_store_msr(env, (uint32_t)env->spr[SPR_BOOKE_MCSRR1] & ~0x3FFF0000);
|
1388 | 76a66253 | j_mayer | #if defined (DEBUG_OP)
|
1389 | 6b80055d | j_mayer | cpu_dump_rfi(env->nip, do_load_msr(env)); |
1390 | 76a66253 | j_mayer | #endif
|
1391 | 76a66253 | j_mayer | env->interrupt_request = CPU_INTERRUPT_EXITTB; |
1392 | 76a66253 | j_mayer | } |
1393 | 76a66253 | j_mayer | |
1394 | 76a66253 | j_mayer | void do_load_403_pb (int num) |
1395 | 76a66253 | j_mayer | { |
1396 | 76a66253 | j_mayer | T0 = env->pb[num]; |
1397 | 76a66253 | j_mayer | } |
1398 | 76a66253 | j_mayer | |
1399 | 76a66253 | j_mayer | void do_store_403_pb (int num) |
1400 | 76a66253 | j_mayer | { |
1401 | 76a66253 | j_mayer | if (likely(env->pb[num] != T0)) {
|
1402 | 76a66253 | j_mayer | env->pb[num] = T0; |
1403 | 76a66253 | j_mayer | /* Should be optimized */
|
1404 | 76a66253 | j_mayer | tlb_flush(env, 1);
|
1405 | 76a66253 | j_mayer | } |
1406 | 76a66253 | j_mayer | } |
1407 | 76a66253 | j_mayer | #endif
|
1408 | 76a66253 | j_mayer | |
1409 | 76a66253 | j_mayer | /* 440 specific */
|
1410 | 76a66253 | j_mayer | void do_440_dlmzb (void) |
1411 | 76a66253 | j_mayer | { |
1412 | 76a66253 | j_mayer | target_ulong mask; |
1413 | 76a66253 | j_mayer | int i;
|
1414 | 76a66253 | j_mayer | |
1415 | 76a66253 | j_mayer | i = 1;
|
1416 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
1417 | 76a66253 | j_mayer | if ((T0 & mask) == 0) |
1418 | 76a66253 | j_mayer | goto done;
|
1419 | 76a66253 | j_mayer | i++; |
1420 | 76a66253 | j_mayer | } |
1421 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
1422 | 76a66253 | j_mayer | if ((T1 & mask) == 0) |
1423 | 76a66253 | j_mayer | break;
|
1424 | 76a66253 | j_mayer | i++; |
1425 | 76a66253 | j_mayer | } |
1426 | 76a66253 | j_mayer | done:
|
1427 | 76a66253 | j_mayer | T0 = i; |
1428 | fdabc366 | bellard | } |
1429 | fdabc366 | bellard | |
1430 | 35cdaad6 | j_mayer | #if defined(TARGET_PPCEMB)
|
1431 | 0487d6a8 | j_mayer | /* SPE extension helpers */
|
1432 | 0487d6a8 | j_mayer | /* Use a table to make this quicker */
|
1433 | 0487d6a8 | j_mayer | static uint8_t hbrev[16] = { |
1434 | 0487d6a8 | j_mayer | 0x0, 0x8, 0x4, 0xC, 0x2, 0xA, 0x6, 0xE, |
1435 | 0487d6a8 | j_mayer | 0x1, 0x9, 0x5, 0xD, 0x3, 0xB, 0x7, 0xF, |
1436 | 0487d6a8 | j_mayer | }; |
1437 | 0487d6a8 | j_mayer | |
1438 | b068d6a7 | j_mayer | static always_inline uint8_t byte_reverse (uint8_t val)
|
1439 | 0487d6a8 | j_mayer | { |
1440 | 0487d6a8 | j_mayer | return hbrev[val >> 4] | (hbrev[val & 0xF] << 4); |
1441 | 0487d6a8 | j_mayer | } |
1442 | 0487d6a8 | j_mayer | |
1443 | b068d6a7 | j_mayer | static always_inline uint32_t word_reverse (uint32_t val)
|
1444 | 0487d6a8 | j_mayer | { |
1445 | 0487d6a8 | j_mayer | return byte_reverse(val >> 24) | (byte_reverse(val >> 16) << 8) | |
1446 | 0487d6a8 | j_mayer | (byte_reverse(val >> 8) << 16) | (byte_reverse(val) << 24); |
1447 | 0487d6a8 | j_mayer | } |
1448 | 0487d6a8 | j_mayer | |
1449 | 0487d6a8 | j_mayer | #define MASKBITS 16 // Random value - to be fixed |
1450 | 0487d6a8 | j_mayer | void do_brinc (void) |
1451 | 0487d6a8 | j_mayer | { |
1452 | 0487d6a8 | j_mayer | uint32_t a, b, d, mask; |
1453 | 0487d6a8 | j_mayer | |
1454 | 0487d6a8 | j_mayer | mask = (uint32_t)(-1UL) >> MASKBITS;
|
1455 | 0487d6a8 | j_mayer | b = T1_64 & mask; |
1456 | 0487d6a8 | j_mayer | a = T0_64 & mask; |
1457 | 0487d6a8 | j_mayer | d = word_reverse(1 + word_reverse(a | ~mask));
|
1458 | 0487d6a8 | j_mayer | T0_64 = (T0_64 & ~mask) | (d & mask); |
1459 | 0487d6a8 | j_mayer | } |
1460 | 0487d6a8 | j_mayer | |
1461 | 0487d6a8 | j_mayer | #define DO_SPE_OP2(name) \
|
1462 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
1463 | 0487d6a8 | j_mayer | { \ |
1464 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_e##name(T0_64 >> 32, T1_64 >> 32) << 32) | \ |
1465 | 0487d6a8 | j_mayer | (uint64_t)_do_e##name(T0_64, T1_64); \ |
1466 | 0487d6a8 | j_mayer | } |
1467 | 0487d6a8 | j_mayer | |
1468 | 0487d6a8 | j_mayer | #define DO_SPE_OP1(name) \
|
1469 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
1470 | 0487d6a8 | j_mayer | { \ |
1471 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_e##name(T0_64 >> 32) << 32) | \ |
1472 | 0487d6a8 | j_mayer | (uint64_t)_do_e##name(T0_64); \ |
1473 | 0487d6a8 | j_mayer | } |
1474 | 0487d6a8 | j_mayer | |
1475 | 0487d6a8 | j_mayer | /* Fixed-point vector arithmetic */
|
1476 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eabs (uint32_t val)
|
1477 | 0487d6a8 | j_mayer | { |
1478 | 0487d6a8 | j_mayer | if (val != 0x80000000) |
1479 | 0487d6a8 | j_mayer | val &= ~0x80000000;
|
1480 | 0487d6a8 | j_mayer | |
1481 | 0487d6a8 | j_mayer | return val;
|
1482 | 0487d6a8 | j_mayer | } |
1483 | 0487d6a8 | j_mayer | |
1484 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eaddw (uint32_t op1, uint32_t op2)
|
1485 | 0487d6a8 | j_mayer | { |
1486 | 0487d6a8 | j_mayer | return op1 + op2;
|
1487 | 0487d6a8 | j_mayer | } |
1488 | 0487d6a8 | j_mayer | |
1489 | b068d6a7 | j_mayer | static always_inline int _do_ecntlsw (uint32_t val) |
1490 | 0487d6a8 | j_mayer | { |
1491 | 0487d6a8 | j_mayer | if (val & 0x80000000) |
1492 | 0487d6a8 | j_mayer | return _do_cntlzw(~val);
|
1493 | 0487d6a8 | j_mayer | else
|
1494 | 0487d6a8 | j_mayer | return _do_cntlzw(val);
|
1495 | 0487d6a8 | j_mayer | } |
1496 | 0487d6a8 | j_mayer | |
1497 | b068d6a7 | j_mayer | static always_inline int _do_ecntlzw (uint32_t val) |
1498 | 0487d6a8 | j_mayer | { |
1499 | 0487d6a8 | j_mayer | return _do_cntlzw(val);
|
1500 | 0487d6a8 | j_mayer | } |
1501 | 0487d6a8 | j_mayer | |
1502 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eneg (uint32_t val)
|
1503 | 0487d6a8 | j_mayer | { |
1504 | 0487d6a8 | j_mayer | if (val != 0x80000000) |
1505 | 0487d6a8 | j_mayer | val ^= 0x80000000;
|
1506 | 0487d6a8 | j_mayer | |
1507 | 0487d6a8 | j_mayer | return val;
|
1508 | 0487d6a8 | j_mayer | } |
1509 | 0487d6a8 | j_mayer | |
1510 | b068d6a7 | j_mayer | static always_inline uint32_t _do_erlw (uint32_t op1, uint32_t op2)
|
1511 | 0487d6a8 | j_mayer | { |
1512 | 0487d6a8 | j_mayer | return rotl32(op1, op2);
|
1513 | 0487d6a8 | j_mayer | } |
1514 | 0487d6a8 | j_mayer | |
1515 | b068d6a7 | j_mayer | static always_inline uint32_t _do_erndw (uint32_t val)
|
1516 | 0487d6a8 | j_mayer | { |
1517 | 0487d6a8 | j_mayer | return (val + 0x000080000000) & 0xFFFF0000; |
1518 | 0487d6a8 | j_mayer | } |
1519 | 0487d6a8 | j_mayer | |
1520 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eslw (uint32_t op1, uint32_t op2)
|
1521 | 0487d6a8 | j_mayer | { |
1522 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
1523 | 0487d6a8 | j_mayer | return op1 << (op2 & 0x3F); |
1524 | 0487d6a8 | j_mayer | } |
1525 | 0487d6a8 | j_mayer | |
1526 | b068d6a7 | j_mayer | static always_inline int32_t _do_esrws (int32_t op1, uint32_t op2)
|
1527 | 0487d6a8 | j_mayer | { |
1528 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
1529 | 0487d6a8 | j_mayer | return op1 >> (op2 & 0x3F); |
1530 | 0487d6a8 | j_mayer | } |
1531 | 0487d6a8 | j_mayer | |
1532 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esrwu (uint32_t op1, uint32_t op2)
|
1533 | 0487d6a8 | j_mayer | { |
1534 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
1535 | 0487d6a8 | j_mayer | return op1 >> (op2 & 0x3F); |
1536 | 0487d6a8 | j_mayer | } |
1537 | 0487d6a8 | j_mayer | |
1538 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esubfw (uint32_t op1, uint32_t op2)
|
1539 | 0487d6a8 | j_mayer | { |
1540 | 0487d6a8 | j_mayer | return op2 - op1;
|
1541 | 0487d6a8 | j_mayer | } |
1542 | 0487d6a8 | j_mayer | |
1543 | 0487d6a8 | j_mayer | /* evabs */
|
1544 | 0487d6a8 | j_mayer | DO_SPE_OP1(abs); |
1545 | 0487d6a8 | j_mayer | /* evaddw */
|
1546 | 0487d6a8 | j_mayer | DO_SPE_OP2(addw); |
1547 | 0487d6a8 | j_mayer | /* evcntlsw */
|
1548 | 0487d6a8 | j_mayer | DO_SPE_OP1(cntlsw); |
1549 | 0487d6a8 | j_mayer | /* evcntlzw */
|
1550 | 0487d6a8 | j_mayer | DO_SPE_OP1(cntlzw); |
1551 | 0487d6a8 | j_mayer | /* evneg */
|
1552 | 0487d6a8 | j_mayer | DO_SPE_OP1(neg); |
1553 | 0487d6a8 | j_mayer | /* evrlw */
|
1554 | 0487d6a8 | j_mayer | DO_SPE_OP2(rlw); |
1555 | 0487d6a8 | j_mayer | /* evrnd */
|
1556 | 0487d6a8 | j_mayer | DO_SPE_OP1(rndw); |
1557 | 0487d6a8 | j_mayer | /* evslw */
|
1558 | 0487d6a8 | j_mayer | DO_SPE_OP2(slw); |
1559 | 0487d6a8 | j_mayer | /* evsrws */
|
1560 | 0487d6a8 | j_mayer | DO_SPE_OP2(srws); |
1561 | 0487d6a8 | j_mayer | /* evsrwu */
|
1562 | 0487d6a8 | j_mayer | DO_SPE_OP2(srwu); |
1563 | 0487d6a8 | j_mayer | /* evsubfw */
|
1564 | 0487d6a8 | j_mayer | DO_SPE_OP2(subfw); |
1565 | 0487d6a8 | j_mayer | |
1566 | 0487d6a8 | j_mayer | /* evsel is a little bit more complicated... */
|
1567 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esel (uint32_t op1, uint32_t op2, int n) |
1568 | 0487d6a8 | j_mayer | { |
1569 | 0487d6a8 | j_mayer | if (n)
|
1570 | 0487d6a8 | j_mayer | return op1;
|
1571 | 0487d6a8 | j_mayer | else
|
1572 | 0487d6a8 | j_mayer | return op2;
|
1573 | 0487d6a8 | j_mayer | } |
1574 | 0487d6a8 | j_mayer | |
1575 | 0487d6a8 | j_mayer | void do_evsel (void) |
1576 | 0487d6a8 | j_mayer | { |
1577 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_esel(T0_64 >> 32, T1_64 >> 32, T0 >> 3) << 32) | |
1578 | 0487d6a8 | j_mayer | (uint64_t)_do_esel(T0_64, T1_64, (T0 >> 2) & 1); |
1579 | 0487d6a8 | j_mayer | } |
1580 | 0487d6a8 | j_mayer | |
1581 | 0487d6a8 | j_mayer | /* Fixed-point vector comparisons */
|
1582 | 0487d6a8 | j_mayer | #define DO_SPE_CMP(name) \
|
1583 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
1584 | 0487d6a8 | j_mayer | { \ |
1585 | 0487d6a8 | j_mayer | T0 = _do_evcmp_merge((uint64_t)_do_e##name(T0_64 >> 32, \ |
1586 | 0487d6a8 | j_mayer | T1_64 >> 32) << 32, \ |
1587 | 0487d6a8 | j_mayer | _do_e##name(T0_64, T1_64)); \ |
1588 | 0487d6a8 | j_mayer | } |
1589 | 0487d6a8 | j_mayer | |
1590 | b068d6a7 | j_mayer | static always_inline uint32_t _do_evcmp_merge (int t0, int t1) |
1591 | 0487d6a8 | j_mayer | { |
1592 | 0487d6a8 | j_mayer | return (t0 << 3) | (t1 << 2) | ((t0 | t1) << 1) | (t0 & t1); |
1593 | 0487d6a8 | j_mayer | } |
1594 | b068d6a7 | j_mayer | static always_inline int _do_ecmpeq (uint32_t op1, uint32_t op2) |
1595 | 0487d6a8 | j_mayer | { |
1596 | 0487d6a8 | j_mayer | return op1 == op2 ? 1 : 0; |
1597 | 0487d6a8 | j_mayer | } |
1598 | 0487d6a8 | j_mayer | |
1599 | b068d6a7 | j_mayer | static always_inline int _do_ecmpgts (int32_t op1, int32_t op2) |
1600 | 0487d6a8 | j_mayer | { |
1601 | 0487d6a8 | j_mayer | return op1 > op2 ? 1 : 0; |
1602 | 0487d6a8 | j_mayer | } |
1603 | 0487d6a8 | j_mayer | |
1604 | b068d6a7 | j_mayer | static always_inline int _do_ecmpgtu (uint32_t op1, uint32_t op2) |
1605 | 0487d6a8 | j_mayer | { |
1606 | 0487d6a8 | j_mayer | return op1 > op2 ? 1 : 0; |
1607 | 0487d6a8 | j_mayer | } |
1608 | 0487d6a8 | j_mayer | |
1609 | b068d6a7 | j_mayer | static always_inline int _do_ecmplts (int32_t op1, int32_t op2) |
1610 | 0487d6a8 | j_mayer | { |
1611 | 0487d6a8 | j_mayer | return op1 < op2 ? 1 : 0; |
1612 | 0487d6a8 | j_mayer | } |
1613 | 0487d6a8 | j_mayer | |
1614 | b068d6a7 | j_mayer | static always_inline int _do_ecmpltu (uint32_t op1, uint32_t op2) |
1615 | 0487d6a8 | j_mayer | { |
1616 | 0487d6a8 | j_mayer | return op1 < op2 ? 1 : 0; |
1617 | 0487d6a8 | j_mayer | } |
1618 | 0487d6a8 | j_mayer | |
1619 | 0487d6a8 | j_mayer | /* evcmpeq */
|
1620 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpeq); |
1621 | 0487d6a8 | j_mayer | /* evcmpgts */
|
1622 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpgts); |
1623 | 0487d6a8 | j_mayer | /* evcmpgtu */
|
1624 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpgtu); |
1625 | 0487d6a8 | j_mayer | /* evcmplts */
|
1626 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmplts); |
1627 | 0487d6a8 | j_mayer | /* evcmpltu */
|
1628 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpltu); |
1629 | 0487d6a8 | j_mayer | |
1630 | 0487d6a8 | j_mayer | /* Single precision floating-point conversions from/to integer */
|
1631 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfsi (int32_t val)
|
1632 | 0487d6a8 | j_mayer | { |
1633 | 0487d6a8 | j_mayer | union {
|
1634 | 0487d6a8 | j_mayer | uint32_t u; |
1635 | 0487d6a8 | j_mayer | float32 f; |
1636 | 0487d6a8 | j_mayer | } u; |
1637 | 0487d6a8 | j_mayer | |
1638 | 0487d6a8 | j_mayer | u.f = int32_to_float32(val, &env->spe_status); |
1639 | 0487d6a8 | j_mayer | |
1640 | 0487d6a8 | j_mayer | return u.u;
|
1641 | 0487d6a8 | j_mayer | } |
1642 | 0487d6a8 | j_mayer | |
1643 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfui (uint32_t val)
|
1644 | 0487d6a8 | j_mayer | { |
1645 | 0487d6a8 | j_mayer | union {
|
1646 | 0487d6a8 | j_mayer | uint32_t u; |
1647 | 0487d6a8 | j_mayer | float32 f; |
1648 | 0487d6a8 | j_mayer | } u; |
1649 | 0487d6a8 | j_mayer | |
1650 | 0487d6a8 | j_mayer | u.f = uint32_to_float32(val, &env->spe_status); |
1651 | 0487d6a8 | j_mayer | |
1652 | 0487d6a8 | j_mayer | return u.u;
|
1653 | 0487d6a8 | j_mayer | } |
1654 | 0487d6a8 | j_mayer | |
1655 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsi (uint32_t val)
|
1656 | 0487d6a8 | j_mayer | { |
1657 | 0487d6a8 | j_mayer | union {
|
1658 | 0487d6a8 | j_mayer | int32_t u; |
1659 | 0487d6a8 | j_mayer | float32 f; |
1660 | 0487d6a8 | j_mayer | } u; |
1661 | 0487d6a8 | j_mayer | |
1662 | 0487d6a8 | j_mayer | u.u = val; |
1663 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1664 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1665 | 0487d6a8 | j_mayer | return 0; |
1666 | 0487d6a8 | j_mayer | |
1667 | 0487d6a8 | j_mayer | return float32_to_int32(u.f, &env->spe_status);
|
1668 | 0487d6a8 | j_mayer | } |
1669 | 0487d6a8 | j_mayer | |
1670 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctui (uint32_t val)
|
1671 | 0487d6a8 | j_mayer | { |
1672 | 0487d6a8 | j_mayer | union {
|
1673 | 0487d6a8 | j_mayer | int32_t u; |
1674 | 0487d6a8 | j_mayer | float32 f; |
1675 | 0487d6a8 | j_mayer | } u; |
1676 | 0487d6a8 | j_mayer | |
1677 | 0487d6a8 | j_mayer | u.u = val; |
1678 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1679 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1680 | 0487d6a8 | j_mayer | return 0; |
1681 | 0487d6a8 | j_mayer | |
1682 | 0487d6a8 | j_mayer | return float32_to_uint32(u.f, &env->spe_status);
|
1683 | 0487d6a8 | j_mayer | } |
1684 | 0487d6a8 | j_mayer | |
1685 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsiz (uint32_t val)
|
1686 | 0487d6a8 | j_mayer | { |
1687 | 0487d6a8 | j_mayer | union {
|
1688 | 0487d6a8 | j_mayer | int32_t u; |
1689 | 0487d6a8 | j_mayer | float32 f; |
1690 | 0487d6a8 | j_mayer | } u; |
1691 | 0487d6a8 | j_mayer | |
1692 | 0487d6a8 | j_mayer | u.u = val; |
1693 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1694 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1695 | 0487d6a8 | j_mayer | return 0; |
1696 | 0487d6a8 | j_mayer | |
1697 | 0487d6a8 | j_mayer | return float32_to_int32_round_to_zero(u.f, &env->spe_status);
|
1698 | 0487d6a8 | j_mayer | } |
1699 | 0487d6a8 | j_mayer | |
1700 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctuiz (uint32_t val)
|
1701 | 0487d6a8 | j_mayer | { |
1702 | 0487d6a8 | j_mayer | union {
|
1703 | 0487d6a8 | j_mayer | int32_t u; |
1704 | 0487d6a8 | j_mayer | float32 f; |
1705 | 0487d6a8 | j_mayer | } u; |
1706 | 0487d6a8 | j_mayer | |
1707 | 0487d6a8 | j_mayer | u.u = val; |
1708 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1709 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1710 | 0487d6a8 | j_mayer | return 0; |
1711 | 0487d6a8 | j_mayer | |
1712 | 0487d6a8 | j_mayer | return float32_to_uint32_round_to_zero(u.f, &env->spe_status);
|
1713 | 0487d6a8 | j_mayer | } |
1714 | 0487d6a8 | j_mayer | |
1715 | 0487d6a8 | j_mayer | void do_efscfsi (void) |
1716 | 0487d6a8 | j_mayer | { |
1717 | 0487d6a8 | j_mayer | T0_64 = _do_efscfsi(T0_64); |
1718 | 0487d6a8 | j_mayer | } |
1719 | 0487d6a8 | j_mayer | |
1720 | 0487d6a8 | j_mayer | void do_efscfui (void) |
1721 | 0487d6a8 | j_mayer | { |
1722 | 0487d6a8 | j_mayer | T0_64 = _do_efscfui(T0_64); |
1723 | 0487d6a8 | j_mayer | } |
1724 | 0487d6a8 | j_mayer | |
1725 | 0487d6a8 | j_mayer | void do_efsctsi (void) |
1726 | 0487d6a8 | j_mayer | { |
1727 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsi(T0_64); |
1728 | 0487d6a8 | j_mayer | } |
1729 | 0487d6a8 | j_mayer | |
1730 | 0487d6a8 | j_mayer | void do_efsctui (void) |
1731 | 0487d6a8 | j_mayer | { |
1732 | 0487d6a8 | j_mayer | T0_64 = _do_efsctui(T0_64); |
1733 | 0487d6a8 | j_mayer | } |
1734 | 0487d6a8 | j_mayer | |
1735 | 0487d6a8 | j_mayer | void do_efsctsiz (void) |
1736 | 0487d6a8 | j_mayer | { |
1737 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsiz(T0_64); |
1738 | 0487d6a8 | j_mayer | } |
1739 | 0487d6a8 | j_mayer | |
1740 | 0487d6a8 | j_mayer | void do_efsctuiz (void) |
1741 | 0487d6a8 | j_mayer | { |
1742 | 0487d6a8 | j_mayer | T0_64 = _do_efsctuiz(T0_64); |
1743 | 0487d6a8 | j_mayer | } |
1744 | 0487d6a8 | j_mayer | |
1745 | 0487d6a8 | j_mayer | /* Single precision floating-point conversion to/from fractional */
|
1746 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfsf (uint32_t val)
|
1747 | 0487d6a8 | j_mayer | { |
1748 | 0487d6a8 | j_mayer | union {
|
1749 | 0487d6a8 | j_mayer | uint32_t u; |
1750 | 0487d6a8 | j_mayer | float32 f; |
1751 | 0487d6a8 | j_mayer | } u; |
1752 | 0487d6a8 | j_mayer | float32 tmp; |
1753 | 0487d6a8 | j_mayer | |
1754 | 0487d6a8 | j_mayer | u.f = int32_to_float32(val, &env->spe_status); |
1755 | 0487d6a8 | j_mayer | tmp = int64_to_float32(1ULL << 32, &env->spe_status); |
1756 | 0487d6a8 | j_mayer | u.f = float32_div(u.f, tmp, &env->spe_status); |
1757 | 0487d6a8 | j_mayer | |
1758 | 0487d6a8 | j_mayer | return u.u;
|
1759 | 0487d6a8 | j_mayer | } |
1760 | 0487d6a8 | j_mayer | |
1761 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfuf (uint32_t val)
|
1762 | 0487d6a8 | j_mayer | { |
1763 | 0487d6a8 | j_mayer | union {
|
1764 | 0487d6a8 | j_mayer | uint32_t u; |
1765 | 0487d6a8 | j_mayer | float32 f; |
1766 | 0487d6a8 | j_mayer | } u; |
1767 | 0487d6a8 | j_mayer | float32 tmp; |
1768 | 0487d6a8 | j_mayer | |
1769 | 0487d6a8 | j_mayer | u.f = uint32_to_float32(val, &env->spe_status); |
1770 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1771 | 0487d6a8 | j_mayer | u.f = float32_div(u.f, tmp, &env->spe_status); |
1772 | 0487d6a8 | j_mayer | |
1773 | 0487d6a8 | j_mayer | return u.u;
|
1774 | 0487d6a8 | j_mayer | } |
1775 | 0487d6a8 | j_mayer | |
1776 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsf (uint32_t val)
|
1777 | 0487d6a8 | j_mayer | { |
1778 | 0487d6a8 | j_mayer | union {
|
1779 | 0487d6a8 | j_mayer | int32_t u; |
1780 | 0487d6a8 | j_mayer | float32 f; |
1781 | 0487d6a8 | j_mayer | } u; |
1782 | 0487d6a8 | j_mayer | float32 tmp; |
1783 | 0487d6a8 | j_mayer | |
1784 | 0487d6a8 | j_mayer | u.u = val; |
1785 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1786 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1787 | 0487d6a8 | j_mayer | return 0; |
1788 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1789 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1790 | 0487d6a8 | j_mayer | |
1791 | 0487d6a8 | j_mayer | return float32_to_int32(u.f, &env->spe_status);
|
1792 | 0487d6a8 | j_mayer | } |
1793 | 0487d6a8 | j_mayer | |
1794 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctuf (uint32_t val)
|
1795 | 0487d6a8 | j_mayer | { |
1796 | 0487d6a8 | j_mayer | union {
|
1797 | 0487d6a8 | j_mayer | int32_t u; |
1798 | 0487d6a8 | j_mayer | float32 f; |
1799 | 0487d6a8 | j_mayer | } u; |
1800 | 0487d6a8 | j_mayer | float32 tmp; |
1801 | 0487d6a8 | j_mayer | |
1802 | 0487d6a8 | j_mayer | u.u = val; |
1803 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1804 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1805 | 0487d6a8 | j_mayer | return 0; |
1806 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1807 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1808 | 0487d6a8 | j_mayer | |
1809 | 0487d6a8 | j_mayer | return float32_to_uint32(u.f, &env->spe_status);
|
1810 | 0487d6a8 | j_mayer | } |
1811 | 0487d6a8 | j_mayer | |
1812 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsfz (uint32_t val)
|
1813 | 0487d6a8 | j_mayer | { |
1814 | 0487d6a8 | j_mayer | union {
|
1815 | 0487d6a8 | j_mayer | int32_t u; |
1816 | 0487d6a8 | j_mayer | float32 f; |
1817 | 0487d6a8 | j_mayer | } u; |
1818 | 0487d6a8 | j_mayer | float32 tmp; |
1819 | 0487d6a8 | j_mayer | |
1820 | 0487d6a8 | j_mayer | u.u = val; |
1821 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1822 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1823 | 0487d6a8 | j_mayer | return 0; |
1824 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1825 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1826 | 0487d6a8 | j_mayer | |
1827 | 0487d6a8 | j_mayer | return float32_to_int32_round_to_zero(u.f, &env->spe_status);
|
1828 | 0487d6a8 | j_mayer | } |
1829 | 0487d6a8 | j_mayer | |
1830 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctufz (uint32_t val)
|
1831 | 0487d6a8 | j_mayer | { |
1832 | 0487d6a8 | j_mayer | union {
|
1833 | 0487d6a8 | j_mayer | int32_t u; |
1834 | 0487d6a8 | j_mayer | float32 f; |
1835 | 0487d6a8 | j_mayer | } u; |
1836 | 0487d6a8 | j_mayer | float32 tmp; |
1837 | 0487d6a8 | j_mayer | |
1838 | 0487d6a8 | j_mayer | u.u = val; |
1839 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1840 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1841 | 0487d6a8 | j_mayer | return 0; |
1842 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1843 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1844 | 0487d6a8 | j_mayer | |
1845 | 0487d6a8 | j_mayer | return float32_to_uint32_round_to_zero(u.f, &env->spe_status);
|
1846 | 0487d6a8 | j_mayer | } |
1847 | 0487d6a8 | j_mayer | |
1848 | 0487d6a8 | j_mayer | void do_efscfsf (void) |
1849 | 0487d6a8 | j_mayer | { |
1850 | 0487d6a8 | j_mayer | T0_64 = _do_efscfsf(T0_64); |
1851 | 0487d6a8 | j_mayer | } |
1852 | 0487d6a8 | j_mayer | |
1853 | 0487d6a8 | j_mayer | void do_efscfuf (void) |
1854 | 0487d6a8 | j_mayer | { |
1855 | 0487d6a8 | j_mayer | T0_64 = _do_efscfuf(T0_64); |
1856 | 0487d6a8 | j_mayer | } |
1857 | 0487d6a8 | j_mayer | |
1858 | 0487d6a8 | j_mayer | void do_efsctsf (void) |
1859 | 0487d6a8 | j_mayer | { |
1860 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsf(T0_64); |
1861 | 0487d6a8 | j_mayer | } |
1862 | 0487d6a8 | j_mayer | |
1863 | 0487d6a8 | j_mayer | void do_efsctuf (void) |
1864 | 0487d6a8 | j_mayer | { |
1865 | 0487d6a8 | j_mayer | T0_64 = _do_efsctuf(T0_64); |
1866 | 0487d6a8 | j_mayer | } |
1867 | 0487d6a8 | j_mayer | |
1868 | 0487d6a8 | j_mayer | void do_efsctsfz (void) |
1869 | 0487d6a8 | j_mayer | { |
1870 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsfz(T0_64); |
1871 | 0487d6a8 | j_mayer | } |
1872 | 0487d6a8 | j_mayer | |
1873 | 0487d6a8 | j_mayer | void do_efsctufz (void) |
1874 | 0487d6a8 | j_mayer | { |
1875 | 0487d6a8 | j_mayer | T0_64 = _do_efsctufz(T0_64); |
1876 | 0487d6a8 | j_mayer | } |
1877 | 0487d6a8 | j_mayer | |
1878 | 0487d6a8 | j_mayer | /* Double precision floating point helpers */
|
1879 | b068d6a7 | j_mayer | static always_inline int _do_efdcmplt (uint64_t op1, uint64_t op2) |
1880 | 0487d6a8 | j_mayer | { |
1881 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
1882 | 0487d6a8 | j_mayer | return _do_efdtstlt(op1, op2);
|
1883 | 0487d6a8 | j_mayer | } |
1884 | 0487d6a8 | j_mayer | |
1885 | b068d6a7 | j_mayer | static always_inline int _do_efdcmpgt (uint64_t op1, uint64_t op2) |
1886 | 0487d6a8 | j_mayer | { |
1887 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
1888 | 0487d6a8 | j_mayer | return _do_efdtstgt(op1, op2);
|
1889 | 0487d6a8 | j_mayer | } |
1890 | 0487d6a8 | j_mayer | |
1891 | b068d6a7 | j_mayer | static always_inline int _do_efdcmpeq (uint64_t op1, uint64_t op2) |
1892 | 0487d6a8 | j_mayer | { |
1893 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
1894 | 0487d6a8 | j_mayer | return _do_efdtsteq(op1, op2);
|
1895 | 0487d6a8 | j_mayer | } |
1896 | 0487d6a8 | j_mayer | |
1897 | 0487d6a8 | j_mayer | void do_efdcmplt (void) |
1898 | 0487d6a8 | j_mayer | { |
1899 | 0487d6a8 | j_mayer | T0 = _do_efdcmplt(T0_64, T1_64); |
1900 | 0487d6a8 | j_mayer | } |
1901 | 0487d6a8 | j_mayer | |
1902 | 0487d6a8 | j_mayer | void do_efdcmpgt (void) |
1903 | 0487d6a8 | j_mayer | { |
1904 | 0487d6a8 | j_mayer | T0 = _do_efdcmpgt(T0_64, T1_64); |
1905 | 0487d6a8 | j_mayer | } |
1906 | 0487d6a8 | j_mayer | |
1907 | 0487d6a8 | j_mayer | void do_efdcmpeq (void) |
1908 | 0487d6a8 | j_mayer | { |
1909 | 0487d6a8 | j_mayer | T0 = _do_efdcmpeq(T0_64, T1_64); |
1910 | 0487d6a8 | j_mayer | } |
1911 | 0487d6a8 | j_mayer | |
1912 | 0487d6a8 | j_mayer | /* Double precision floating-point conversion to/from integer */
|
1913 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfsi (int64_t val)
|
1914 | 0487d6a8 | j_mayer | { |
1915 | 0487d6a8 | j_mayer | union {
|
1916 | 0487d6a8 | j_mayer | uint64_t u; |
1917 | 0487d6a8 | j_mayer | float64 f; |
1918 | 0487d6a8 | j_mayer | } u; |
1919 | 0487d6a8 | j_mayer | |
1920 | 0487d6a8 | j_mayer | u.f = int64_to_float64(val, &env->spe_status); |
1921 | 0487d6a8 | j_mayer | |
1922 | 0487d6a8 | j_mayer | return u.u;
|
1923 | 0487d6a8 | j_mayer | } |
1924 | 0487d6a8 | j_mayer | |
1925 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfui (uint64_t val)
|
1926 | 0487d6a8 | j_mayer | { |
1927 | 0487d6a8 | j_mayer | union {
|
1928 | 0487d6a8 | j_mayer | uint64_t u; |
1929 | 0487d6a8 | j_mayer | float64 f; |
1930 | 0487d6a8 | j_mayer | } u; |
1931 | 0487d6a8 | j_mayer | |
1932 | 0487d6a8 | j_mayer | u.f = uint64_to_float64(val, &env->spe_status); |
1933 | 0487d6a8 | j_mayer | |
1934 | 0487d6a8 | j_mayer | return u.u;
|
1935 | 0487d6a8 | j_mayer | } |
1936 | 0487d6a8 | j_mayer | |
1937 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsi (uint64_t val)
|
1938 | 0487d6a8 | j_mayer | { |
1939 | 0487d6a8 | j_mayer | union {
|
1940 | 0487d6a8 | j_mayer | int64_t u; |
1941 | 0487d6a8 | j_mayer | float64 f; |
1942 | 0487d6a8 | j_mayer | } u; |
1943 | 0487d6a8 | j_mayer | |
1944 | 0487d6a8 | j_mayer | u.u = val; |
1945 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1946 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1947 | 0487d6a8 | j_mayer | return 0; |
1948 | 0487d6a8 | j_mayer | |
1949 | 0487d6a8 | j_mayer | return float64_to_int64(u.f, &env->spe_status);
|
1950 | 0487d6a8 | j_mayer | } |
1951 | 0487d6a8 | j_mayer | |
1952 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctui (uint64_t val)
|
1953 | 0487d6a8 | j_mayer | { |
1954 | 0487d6a8 | j_mayer | union {
|
1955 | 0487d6a8 | j_mayer | int64_t u; |
1956 | 0487d6a8 | j_mayer | float64 f; |
1957 | 0487d6a8 | j_mayer | } u; |
1958 | 0487d6a8 | j_mayer | |
1959 | 0487d6a8 | j_mayer | u.u = val; |
1960 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1961 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1962 | 0487d6a8 | j_mayer | return 0; |
1963 | 0487d6a8 | j_mayer | |
1964 | 0487d6a8 | j_mayer | return float64_to_uint64(u.f, &env->spe_status);
|
1965 | 0487d6a8 | j_mayer | } |
1966 | 0487d6a8 | j_mayer | |
1967 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsiz (uint64_t val)
|
1968 | 0487d6a8 | j_mayer | { |
1969 | 0487d6a8 | j_mayer | union {
|
1970 | 0487d6a8 | j_mayer | int64_t u; |
1971 | 0487d6a8 | j_mayer | float64 f; |
1972 | 0487d6a8 | j_mayer | } u; |
1973 | 0487d6a8 | j_mayer | |
1974 | 0487d6a8 | j_mayer | u.u = val; |
1975 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1976 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1977 | 0487d6a8 | j_mayer | return 0; |
1978 | 0487d6a8 | j_mayer | |
1979 | 0487d6a8 | j_mayer | return float64_to_int64_round_to_zero(u.f, &env->spe_status);
|
1980 | 0487d6a8 | j_mayer | } |
1981 | 0487d6a8 | j_mayer | |
1982 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctuiz (uint64_t val)
|
1983 | 0487d6a8 | j_mayer | { |
1984 | 0487d6a8 | j_mayer | union {
|
1985 | 0487d6a8 | j_mayer | int64_t u; |
1986 | 0487d6a8 | j_mayer | float64 f; |
1987 | 0487d6a8 | j_mayer | } u; |
1988 | 0487d6a8 | j_mayer | |
1989 | 0487d6a8 | j_mayer | u.u = val; |
1990 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1991 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1992 | 0487d6a8 | j_mayer | return 0; |
1993 | 0487d6a8 | j_mayer | |
1994 | 0487d6a8 | j_mayer | return float64_to_uint64_round_to_zero(u.f, &env->spe_status);
|
1995 | 0487d6a8 | j_mayer | } |
1996 | 0487d6a8 | j_mayer | |
1997 | 0487d6a8 | j_mayer | void do_efdcfsi (void) |
1998 | 0487d6a8 | j_mayer | { |
1999 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfsi(T0_64); |
2000 | 0487d6a8 | j_mayer | } |
2001 | 0487d6a8 | j_mayer | |
2002 | 0487d6a8 | j_mayer | void do_efdcfui (void) |
2003 | 0487d6a8 | j_mayer | { |
2004 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfui(T0_64); |
2005 | 0487d6a8 | j_mayer | } |
2006 | 0487d6a8 | j_mayer | |
2007 | 0487d6a8 | j_mayer | void do_efdctsi (void) |
2008 | 0487d6a8 | j_mayer | { |
2009 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsi(T0_64); |
2010 | 0487d6a8 | j_mayer | } |
2011 | 0487d6a8 | j_mayer | |
2012 | 0487d6a8 | j_mayer | void do_efdctui (void) |
2013 | 0487d6a8 | j_mayer | { |
2014 | 0487d6a8 | j_mayer | T0_64 = _do_efdctui(T0_64); |
2015 | 0487d6a8 | j_mayer | } |
2016 | 0487d6a8 | j_mayer | |
2017 | 0487d6a8 | j_mayer | void do_efdctsiz (void) |
2018 | 0487d6a8 | j_mayer | { |
2019 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsiz(T0_64); |
2020 | 0487d6a8 | j_mayer | } |
2021 | 0487d6a8 | j_mayer | |
2022 | 0487d6a8 | j_mayer | void do_efdctuiz (void) |
2023 | 0487d6a8 | j_mayer | { |
2024 | 0487d6a8 | j_mayer | T0_64 = _do_efdctuiz(T0_64); |
2025 | 0487d6a8 | j_mayer | } |
2026 | 0487d6a8 | j_mayer | |
2027 | 0487d6a8 | j_mayer | /* Double precision floating-point conversion to/from fractional */
|
2028 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfsf (int64_t val)
|
2029 | 0487d6a8 | j_mayer | { |
2030 | 0487d6a8 | j_mayer | union {
|
2031 | 0487d6a8 | j_mayer | uint64_t u; |
2032 | 0487d6a8 | j_mayer | float64 f; |
2033 | 0487d6a8 | j_mayer | } u; |
2034 | 0487d6a8 | j_mayer | float64 tmp; |
2035 | 0487d6a8 | j_mayer | |
2036 | 0487d6a8 | j_mayer | u.f = int32_to_float64(val, &env->spe_status); |
2037 | 0487d6a8 | j_mayer | tmp = int64_to_float64(1ULL << 32, &env->spe_status); |
2038 | 0487d6a8 | j_mayer | u.f = float64_div(u.f, tmp, &env->spe_status); |
2039 | 0487d6a8 | j_mayer | |
2040 | 0487d6a8 | j_mayer | return u.u;
|
2041 | 0487d6a8 | j_mayer | } |
2042 | 0487d6a8 | j_mayer | |
2043 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfuf (uint64_t val)
|
2044 | 0487d6a8 | j_mayer | { |
2045 | 0487d6a8 | j_mayer | union {
|
2046 | 0487d6a8 | j_mayer | uint64_t u; |
2047 | 0487d6a8 | j_mayer | float64 f; |
2048 | 0487d6a8 | j_mayer | } u; |
2049 | 0487d6a8 | j_mayer | float64 tmp; |
2050 | 0487d6a8 | j_mayer | |
2051 | 0487d6a8 | j_mayer | u.f = uint32_to_float64(val, &env->spe_status); |
2052 | 0487d6a8 | j_mayer | tmp = int64_to_float64(1ULL << 32, &env->spe_status); |
2053 | 0487d6a8 | j_mayer | u.f = float64_div(u.f, tmp, &env->spe_status); |
2054 | 0487d6a8 | j_mayer | |
2055 | 0487d6a8 | j_mayer | return u.u;
|
2056 | 0487d6a8 | j_mayer | } |
2057 | 0487d6a8 | j_mayer | |
2058 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsf (uint64_t val)
|
2059 | 0487d6a8 | j_mayer | { |
2060 | 0487d6a8 | j_mayer | union {
|
2061 | 0487d6a8 | j_mayer | int64_t u; |
2062 | 0487d6a8 | j_mayer | float64 f; |
2063 | 0487d6a8 | j_mayer | } u; |
2064 | 0487d6a8 | j_mayer | float64 tmp; |
2065 | 0487d6a8 | j_mayer | |
2066 | 0487d6a8 | j_mayer | u.u = val; |
2067 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
2068 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
2069 | 0487d6a8 | j_mayer | return 0; |
2070 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
2071 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
2072 | 0487d6a8 | j_mayer | |
2073 | 0487d6a8 | j_mayer | return float64_to_int32(u.f, &env->spe_status);
|
2074 | 0487d6a8 | j_mayer | } |
2075 | 0487d6a8 | j_mayer | |
2076 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctuf (uint64_t val)
|
2077 | 0487d6a8 | j_mayer | { |
2078 | 0487d6a8 | j_mayer | union {
|
2079 | 0487d6a8 | j_mayer | int64_t u; |
2080 | 0487d6a8 | j_mayer | float64 f; |
2081 | 0487d6a8 | j_mayer | } u; |
2082 | 0487d6a8 | j_mayer | float64 tmp; |
2083 | 0487d6a8 | j_mayer | |
2084 | 0487d6a8 | j_mayer | u.u = val; |
2085 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
2086 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
2087 | 0487d6a8 | j_mayer | return 0; |
2088 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
2089 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
2090 | 0487d6a8 | j_mayer | |
2091 | 0487d6a8 | j_mayer | return float64_to_uint32(u.f, &env->spe_status);
|
2092 | 0487d6a8 | j_mayer | } |
2093 | 0487d6a8 | j_mayer | |
2094 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsfz (uint64_t val)
|
2095 | 0487d6a8 | j_mayer | { |
2096 | 0487d6a8 | j_mayer | union {
|
2097 | 0487d6a8 | j_mayer | int64_t u; |
2098 | 0487d6a8 | j_mayer | float64 f; |
2099 | 0487d6a8 | j_mayer | } u; |
2100 | 0487d6a8 | j_mayer | float64 tmp; |
2101 | 0487d6a8 | j_mayer | |
2102 | 0487d6a8 | j_mayer | u.u = val; |
2103 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
2104 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
2105 | 0487d6a8 | j_mayer | return 0; |
2106 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
2107 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
2108 | 0487d6a8 | j_mayer | |
2109 | 0487d6a8 | j_mayer | return float64_to_int32_round_to_zero(u.f, &env->spe_status);
|
2110 | 0487d6a8 | j_mayer | } |
2111 | 0487d6a8 | j_mayer | |
2112 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctufz (uint64_t val)
|
2113 | 0487d6a8 | j_mayer | { |
2114 | 0487d6a8 | j_mayer | union {
|
2115 | 0487d6a8 | j_mayer | int64_t u; |
2116 | 0487d6a8 | j_mayer | float64 f; |
2117 | 0487d6a8 | j_mayer | } u; |
2118 | 0487d6a8 | j_mayer | float64 tmp; |
2119 | 0487d6a8 | j_mayer | |
2120 | 0487d6a8 | j_mayer | u.u = val; |
2121 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
2122 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
2123 | 0487d6a8 | j_mayer | return 0; |
2124 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
2125 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
2126 | 0487d6a8 | j_mayer | |
2127 | 0487d6a8 | j_mayer | return float64_to_uint32_round_to_zero(u.f, &env->spe_status);
|
2128 | 0487d6a8 | j_mayer | } |
2129 | 0487d6a8 | j_mayer | |
2130 | 0487d6a8 | j_mayer | void do_efdcfsf (void) |
2131 | 0487d6a8 | j_mayer | { |
2132 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfsf(T0_64); |
2133 | 0487d6a8 | j_mayer | } |
2134 | 0487d6a8 | j_mayer | |
2135 | 0487d6a8 | j_mayer | void do_efdcfuf (void) |
2136 | 0487d6a8 | j_mayer | { |
2137 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfuf(T0_64); |
2138 | 0487d6a8 | j_mayer | } |
2139 | 0487d6a8 | j_mayer | |
2140 | 0487d6a8 | j_mayer | void do_efdctsf (void) |
2141 | 0487d6a8 | j_mayer | { |
2142 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsf(T0_64); |
2143 | 0487d6a8 | j_mayer | } |
2144 | 0487d6a8 | j_mayer | |
2145 | 0487d6a8 | j_mayer | void do_efdctuf (void) |
2146 | 0487d6a8 | j_mayer | { |
2147 | 0487d6a8 | j_mayer | T0_64 = _do_efdctuf(T0_64); |
2148 | 0487d6a8 | j_mayer | } |
2149 | 0487d6a8 | j_mayer | |
2150 | 0487d6a8 | j_mayer | void do_efdctsfz (void) |
2151 | 0487d6a8 | j_mayer | { |
2152 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsfz(T0_64); |
2153 | 0487d6a8 | j_mayer | } |
2154 | 0487d6a8 | j_mayer | |
2155 | 0487d6a8 | j_mayer | void do_efdctufz (void) |
2156 | 0487d6a8 | j_mayer | { |
2157 | 0487d6a8 | j_mayer | T0_64 = _do_efdctufz(T0_64); |
2158 | 0487d6a8 | j_mayer | } |
2159 | 0487d6a8 | j_mayer | |
2160 | 0487d6a8 | j_mayer | /* Floating point conversion between single and double precision */
|
2161 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfd (uint64_t val)
|
2162 | 0487d6a8 | j_mayer | { |
2163 | 0487d6a8 | j_mayer | union {
|
2164 | 0487d6a8 | j_mayer | uint64_t u; |
2165 | 0487d6a8 | j_mayer | float64 f; |
2166 | 0487d6a8 | j_mayer | } u1; |
2167 | 0487d6a8 | j_mayer | union {
|
2168 | 0487d6a8 | j_mayer | uint32_t u; |
2169 | 0487d6a8 | j_mayer | float32 f; |
2170 | 0487d6a8 | j_mayer | } u2; |
2171 | 0487d6a8 | j_mayer | |
2172 | 0487d6a8 | j_mayer | u1.u = val; |
2173 | 0487d6a8 | j_mayer | u2.f = float64_to_float32(u1.f, &env->spe_status); |
2174 | 0487d6a8 | j_mayer | |
2175 | 0487d6a8 | j_mayer | return u2.u;
|
2176 | 0487d6a8 | j_mayer | } |
2177 | 0487d6a8 | j_mayer | |
2178 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfs (uint32_t val)
|
2179 | 0487d6a8 | j_mayer | { |
2180 | 0487d6a8 | j_mayer | union {
|
2181 | 0487d6a8 | j_mayer | uint64_t u; |
2182 | 0487d6a8 | j_mayer | float64 f; |
2183 | 0487d6a8 | j_mayer | } u2; |
2184 | 0487d6a8 | j_mayer | union {
|
2185 | 0487d6a8 | j_mayer | uint32_t u; |
2186 | 0487d6a8 | j_mayer | float32 f; |
2187 | 0487d6a8 | j_mayer | } u1; |
2188 | 0487d6a8 | j_mayer | |
2189 | 0487d6a8 | j_mayer | u1.u = val; |
2190 | 0487d6a8 | j_mayer | u2.f = float32_to_float64(u1.f, &env->spe_status); |
2191 | 0487d6a8 | j_mayer | |
2192 | 0487d6a8 | j_mayer | return u2.u;
|
2193 | 0487d6a8 | j_mayer | } |
2194 | 0487d6a8 | j_mayer | |
2195 | 0487d6a8 | j_mayer | void do_efscfd (void) |
2196 | 0487d6a8 | j_mayer | { |
2197 | 0487d6a8 | j_mayer | T0_64 = _do_efscfd(T0_64); |
2198 | 0487d6a8 | j_mayer | } |
2199 | 0487d6a8 | j_mayer | |
2200 | 0487d6a8 | j_mayer | void do_efdcfs (void) |
2201 | 0487d6a8 | j_mayer | { |
2202 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfs(T0_64); |
2203 | 0487d6a8 | j_mayer | } |
2204 | 0487d6a8 | j_mayer | |
2205 | 0487d6a8 | j_mayer | /* Single precision fixed-point vector arithmetic */
|
2206 | 0487d6a8 | j_mayer | /* evfsabs */
|
2207 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsabs); |
2208 | 0487d6a8 | j_mayer | /* evfsnabs */
|
2209 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsnabs); |
2210 | 0487d6a8 | j_mayer | /* evfsneg */
|
2211 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsneg); |
2212 | 0487d6a8 | j_mayer | /* evfsadd */
|
2213 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsadd); |
2214 | 0487d6a8 | j_mayer | /* evfssub */
|
2215 | 0487d6a8 | j_mayer | DO_SPE_OP2(fssub); |
2216 | 0487d6a8 | j_mayer | /* evfsmul */
|
2217 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsmul); |
2218 | 0487d6a8 | j_mayer | /* evfsdiv */
|
2219 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsdiv); |
2220 | 0487d6a8 | j_mayer | |
2221 | 0487d6a8 | j_mayer | /* Single-precision floating-point comparisons */
|
2222 | b068d6a7 | j_mayer | static always_inline int _do_efscmplt (uint32_t op1, uint32_t op2) |
2223 | 0487d6a8 | j_mayer | { |
2224 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
2225 | 0487d6a8 | j_mayer | return _do_efststlt(op1, op2);
|
2226 | 0487d6a8 | j_mayer | } |
2227 | 0487d6a8 | j_mayer | |
2228 | b068d6a7 | j_mayer | static always_inline int _do_efscmpgt (uint32_t op1, uint32_t op2) |
2229 | 0487d6a8 | j_mayer | { |
2230 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
2231 | 0487d6a8 | j_mayer | return _do_efststgt(op1, op2);
|
2232 | 0487d6a8 | j_mayer | } |
2233 | 0487d6a8 | j_mayer | |
2234 | b068d6a7 | j_mayer | static always_inline int _do_efscmpeq (uint32_t op1, uint32_t op2) |
2235 | 0487d6a8 | j_mayer | { |
2236 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
2237 | 0487d6a8 | j_mayer | return _do_efststeq(op1, op2);
|
2238 | 0487d6a8 | j_mayer | } |
2239 | 0487d6a8 | j_mayer | |
2240 | 0487d6a8 | j_mayer | void do_efscmplt (void) |
2241 | 0487d6a8 | j_mayer | { |
2242 | 0487d6a8 | j_mayer | T0 = _do_efscmplt(T0_64, T1_64); |
2243 | 0487d6a8 | j_mayer | } |
2244 | 0487d6a8 | j_mayer | |
2245 | 0487d6a8 | j_mayer | void do_efscmpgt (void) |
2246 | 0487d6a8 | j_mayer | { |
2247 | 0487d6a8 | j_mayer | T0 = _do_efscmpgt(T0_64, T1_64); |
2248 | 0487d6a8 | j_mayer | } |
2249 | 0487d6a8 | j_mayer | |
2250 | 0487d6a8 | j_mayer | void do_efscmpeq (void) |
2251 | 0487d6a8 | j_mayer | { |
2252 | 0487d6a8 | j_mayer | T0 = _do_efscmpeq(T0_64, T1_64); |
2253 | 0487d6a8 | j_mayer | } |
2254 | 0487d6a8 | j_mayer | |
2255 | 0487d6a8 | j_mayer | /* Single-precision floating-point vector comparisons */
|
2256 | 0487d6a8 | j_mayer | /* evfscmplt */
|
2257 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmplt); |
2258 | 0487d6a8 | j_mayer | /* evfscmpgt */
|
2259 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmpgt); |
2260 | 0487d6a8 | j_mayer | /* evfscmpeq */
|
2261 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmpeq); |
2262 | 0487d6a8 | j_mayer | /* evfststlt */
|
2263 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststlt); |
2264 | 0487d6a8 | j_mayer | /* evfststgt */
|
2265 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststgt); |
2266 | 0487d6a8 | j_mayer | /* evfststeq */
|
2267 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststeq); |
2268 | 0487d6a8 | j_mayer | |
2269 | 0487d6a8 | j_mayer | /* Single-precision floating-point vector conversions */
|
2270 | 0487d6a8 | j_mayer | /* evfscfsi */
|
2271 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfsi); |
2272 | 0487d6a8 | j_mayer | /* evfscfui */
|
2273 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfui); |
2274 | 0487d6a8 | j_mayer | /* evfscfuf */
|
2275 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfuf); |
2276 | 0487d6a8 | j_mayer | /* evfscfsf */
|
2277 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfsf); |
2278 | 0487d6a8 | j_mayer | /* evfsctsi */
|
2279 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsi); |
2280 | 0487d6a8 | j_mayer | /* evfsctui */
|
2281 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctui); |
2282 | 0487d6a8 | j_mayer | /* evfsctsiz */
|
2283 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsiz); |
2284 | 0487d6a8 | j_mayer | /* evfsctuiz */
|
2285 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctuiz); |
2286 | 0487d6a8 | j_mayer | /* evfsctsf */
|
2287 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsf); |
2288 | 0487d6a8 | j_mayer | /* evfsctuf */
|
2289 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctuf); |
2290 | 35cdaad6 | j_mayer | #endif /* defined(TARGET_PPCEMB) */ |
2291 | 0487d6a8 | j_mayer | |
2292 | fdabc366 | bellard | /*****************************************************************************/
|
2293 | fdabc366 | bellard | /* Softmmu support */
|
2294 | fdabc366 | bellard | #if !defined (CONFIG_USER_ONLY)
|
2295 | fdabc366 | bellard | |
2296 | fdabc366 | bellard | #define MMUSUFFIX _mmu
|
2297 | fdabc366 | bellard | #define GETPC() (__builtin_return_address(0)) |
2298 | fdabc366 | bellard | |
2299 | fdabc366 | bellard | #define SHIFT 0 |
2300 | fdabc366 | bellard | #include "softmmu_template.h" |
2301 | fdabc366 | bellard | |
2302 | fdabc366 | bellard | #define SHIFT 1 |
2303 | fdabc366 | bellard | #include "softmmu_template.h" |
2304 | fdabc366 | bellard | |
2305 | fdabc366 | bellard | #define SHIFT 2 |
2306 | fdabc366 | bellard | #include "softmmu_template.h" |
2307 | fdabc366 | bellard | |
2308 | fdabc366 | bellard | #define SHIFT 3 |
2309 | fdabc366 | bellard | #include "softmmu_template.h" |
2310 | fdabc366 | bellard | |
2311 | fdabc366 | bellard | /* try to fill the TLB and return an exception if error. If retaddr is
|
2312 | fdabc366 | bellard | NULL, it means that the function was called in C code (i.e. not
|
2313 | fdabc366 | bellard | from generated code or from helper.c) */
|
2314 | fdabc366 | bellard | /* XXX: fix it to restore all registers */
|
2315 | 6ebbf390 | j_mayer | void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
2316 | fdabc366 | bellard | { |
2317 | fdabc366 | bellard | TranslationBlock *tb; |
2318 | fdabc366 | bellard | CPUState *saved_env; |
2319 | fdabc366 | bellard | target_phys_addr_t pc; |
2320 | fdabc366 | bellard | int ret;
|
2321 | fdabc366 | bellard | |
2322 | fdabc366 | bellard | /* XXX: hack to restore env in all cases, even if not called from
|
2323 | fdabc366 | bellard | generated code */
|
2324 | fdabc366 | bellard | saved_env = env; |
2325 | fdabc366 | bellard | env = cpu_single_env; |
2326 | 6ebbf390 | j_mayer | ret = cpu_ppc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
|
2327 | 76a66253 | j_mayer | if (unlikely(ret != 0)) { |
2328 | fdabc366 | bellard | if (likely(retaddr)) {
|
2329 | fdabc366 | bellard | /* now we have a real cpu fault */
|
2330 | a750fc0b | j_mayer | pc = (target_phys_addr_t)(unsigned long)retaddr; |
2331 | fdabc366 | bellard | tb = tb_find_pc(pc); |
2332 | fdabc366 | bellard | if (likely(tb)) {
|
2333 | fdabc366 | bellard | /* the PC is inside the translated code. It means that we have
|
2334 | fdabc366 | bellard | a virtual CPU fault */
|
2335 | fdabc366 | bellard | cpu_restore_state(tb, env, pc, NULL);
|
2336 | 76a66253 | j_mayer | } |
2337 | fdabc366 | bellard | } |
2338 | fdabc366 | bellard | do_raise_exception_err(env->exception_index, env->error_code); |
2339 | fdabc366 | bellard | } |
2340 | fdabc366 | bellard | env = saved_env; |
2341 | 9a64fbe4 | bellard | } |
2342 | 9a64fbe4 | bellard | |
2343 | 76a66253 | j_mayer | /* Software driven TLBs management */
|
2344 | 76a66253 | j_mayer | /* PowerPC 602/603 software TLB load instructions helpers */
|
2345 | 76a66253 | j_mayer | void do_load_6xx_tlb (int is_code) |
2346 | 76a66253 | j_mayer | { |
2347 | 76a66253 | j_mayer | target_ulong RPN, CMP, EPN; |
2348 | 76a66253 | j_mayer | int way;
|
2349 | d9bce9d9 | j_mayer | |
2350 | 76a66253 | j_mayer | RPN = env->spr[SPR_RPA]; |
2351 | 76a66253 | j_mayer | if (is_code) {
|
2352 | 76a66253 | j_mayer | CMP = env->spr[SPR_ICMP]; |
2353 | 76a66253 | j_mayer | EPN = env->spr[SPR_IMISS]; |
2354 | 76a66253 | j_mayer | } else {
|
2355 | 76a66253 | j_mayer | CMP = env->spr[SPR_DCMP]; |
2356 | 76a66253 | j_mayer | EPN = env->spr[SPR_DMISS]; |
2357 | 76a66253 | j_mayer | } |
2358 | 76a66253 | j_mayer | way = (env->spr[SPR_SRR1] >> 17) & 1; |
2359 | 76a66253 | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2360 | 76a66253 | j_mayer | if (loglevel != 0) { |
2361 | 76a66253 | j_mayer | fprintf(logfile, "%s: EPN %08lx %08lx PTE0 %08lx PTE1 %08lx way %d\n",
|
2362 | 76a66253 | j_mayer | __func__, (unsigned long)T0, (unsigned long)EPN, |
2363 | 76a66253 | j_mayer | (unsigned long)CMP, (unsigned long)RPN, way); |
2364 | 76a66253 | j_mayer | } |
2365 | 76a66253 | j_mayer | #endif
|
2366 | 76a66253 | j_mayer | /* Store this TLB */
|
2367 | d9bce9d9 | j_mayer | ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK), |
2368 | d9bce9d9 | j_mayer | way, is_code, CMP, RPN); |
2369 | 76a66253 | j_mayer | } |
2370 | 76a66253 | j_mayer | |
2371 | 7dbe11ac | j_mayer | void do_load_74xx_tlb (int is_code) |
2372 | 7dbe11ac | j_mayer | { |
2373 | 7dbe11ac | j_mayer | target_ulong RPN, CMP, EPN; |
2374 | 7dbe11ac | j_mayer | int way;
|
2375 | 7dbe11ac | j_mayer | |
2376 | 7dbe11ac | j_mayer | RPN = env->spr[SPR_PTELO]; |
2377 | 7dbe11ac | j_mayer | CMP = env->spr[SPR_PTEHI]; |
2378 | 7dbe11ac | j_mayer | EPN = env->spr[SPR_TLBMISS] & ~0x3;
|
2379 | 7dbe11ac | j_mayer | way = env->spr[SPR_TLBMISS] & 0x3;
|
2380 | 7dbe11ac | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2381 | 7dbe11ac | j_mayer | if (loglevel != 0) { |
2382 | 7dbe11ac | j_mayer | fprintf(logfile, "%s: EPN %08lx %08lx PTE0 %08lx PTE1 %08lx way %d\n",
|
2383 | 7dbe11ac | j_mayer | __func__, (unsigned long)T0, (unsigned long)EPN, |
2384 | 7dbe11ac | j_mayer | (unsigned long)CMP, (unsigned long)RPN, way); |
2385 | 7dbe11ac | j_mayer | } |
2386 | 7dbe11ac | j_mayer | #endif
|
2387 | 7dbe11ac | j_mayer | /* Store this TLB */
|
2388 | 7dbe11ac | j_mayer | ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK), |
2389 | 7dbe11ac | j_mayer | way, is_code, CMP, RPN); |
2390 | 7dbe11ac | j_mayer | } |
2391 | 7dbe11ac | j_mayer | |
2392 | a8dea12f | j_mayer | static target_ulong booke_tlb_to_page_size (int size) |
2393 | a8dea12f | j_mayer | { |
2394 | a8dea12f | j_mayer | return 1024 << (2 * size); |
2395 | a8dea12f | j_mayer | } |
2396 | a8dea12f | j_mayer | |
2397 | a8dea12f | j_mayer | static int booke_page_size_to_tlb (target_ulong page_size) |
2398 | a8dea12f | j_mayer | { |
2399 | a8dea12f | j_mayer | int size;
|
2400 | a8dea12f | j_mayer | |
2401 | a8dea12f | j_mayer | switch (page_size) {
|
2402 | a8dea12f | j_mayer | case 0x00000400UL: |
2403 | a8dea12f | j_mayer | size = 0x0;
|
2404 | a8dea12f | j_mayer | break;
|
2405 | a8dea12f | j_mayer | case 0x00001000UL: |
2406 | a8dea12f | j_mayer | size = 0x1;
|
2407 | a8dea12f | j_mayer | break;
|
2408 | a8dea12f | j_mayer | case 0x00004000UL: |
2409 | a8dea12f | j_mayer | size = 0x2;
|
2410 | a8dea12f | j_mayer | break;
|
2411 | a8dea12f | j_mayer | case 0x00010000UL: |
2412 | a8dea12f | j_mayer | size = 0x3;
|
2413 | a8dea12f | j_mayer | break;
|
2414 | a8dea12f | j_mayer | case 0x00040000UL: |
2415 | a8dea12f | j_mayer | size = 0x4;
|
2416 | a8dea12f | j_mayer | break;
|
2417 | a8dea12f | j_mayer | case 0x00100000UL: |
2418 | a8dea12f | j_mayer | size = 0x5;
|
2419 | a8dea12f | j_mayer | break;
|
2420 | a8dea12f | j_mayer | case 0x00400000UL: |
2421 | a8dea12f | j_mayer | size = 0x6;
|
2422 | a8dea12f | j_mayer | break;
|
2423 | a8dea12f | j_mayer | case 0x01000000UL: |
2424 | a8dea12f | j_mayer | size = 0x7;
|
2425 | a8dea12f | j_mayer | break;
|
2426 | a8dea12f | j_mayer | case 0x04000000UL: |
2427 | a8dea12f | j_mayer | size = 0x8;
|
2428 | a8dea12f | j_mayer | break;
|
2429 | a8dea12f | j_mayer | case 0x10000000UL: |
2430 | a8dea12f | j_mayer | size = 0x9;
|
2431 | a8dea12f | j_mayer | break;
|
2432 | a8dea12f | j_mayer | case 0x40000000UL: |
2433 | a8dea12f | j_mayer | size = 0xA;
|
2434 | a8dea12f | j_mayer | break;
|
2435 | a8dea12f | j_mayer | #if defined (TARGET_PPC64)
|
2436 | a8dea12f | j_mayer | case 0x000100000000ULL: |
2437 | a8dea12f | j_mayer | size = 0xB;
|
2438 | a8dea12f | j_mayer | break;
|
2439 | a8dea12f | j_mayer | case 0x000400000000ULL: |
2440 | a8dea12f | j_mayer | size = 0xC;
|
2441 | a8dea12f | j_mayer | break;
|
2442 | a8dea12f | j_mayer | case 0x001000000000ULL: |
2443 | a8dea12f | j_mayer | size = 0xD;
|
2444 | a8dea12f | j_mayer | break;
|
2445 | a8dea12f | j_mayer | case 0x004000000000ULL: |
2446 | a8dea12f | j_mayer | size = 0xE;
|
2447 | a8dea12f | j_mayer | break;
|
2448 | a8dea12f | j_mayer | case 0x010000000000ULL: |
2449 | a8dea12f | j_mayer | size = 0xF;
|
2450 | a8dea12f | j_mayer | break;
|
2451 | a8dea12f | j_mayer | #endif
|
2452 | a8dea12f | j_mayer | default:
|
2453 | a8dea12f | j_mayer | size = -1;
|
2454 | a8dea12f | j_mayer | break;
|
2455 | a8dea12f | j_mayer | } |
2456 | a8dea12f | j_mayer | |
2457 | a8dea12f | j_mayer | return size;
|
2458 | a8dea12f | j_mayer | } |
2459 | a8dea12f | j_mayer | |
2460 | 76a66253 | j_mayer | /* Helpers for 4xx TLB management */
|
2461 | 76a66253 | j_mayer | void do_4xx_tlbre_lo (void) |
2462 | 76a66253 | j_mayer | { |
2463 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2464 | a8dea12f | j_mayer | int size;
|
2465 | 76a66253 | j_mayer | |
2466 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2467 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2468 | a8dea12f | j_mayer | T0 = tlb->EPN; |
2469 | a8dea12f | j_mayer | if (tlb->prot & PAGE_VALID)
|
2470 | a8dea12f | j_mayer | T0 |= 0x400;
|
2471 | a8dea12f | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
2472 | a8dea12f | j_mayer | if (size < 0 || size > 0x7) |
2473 | a8dea12f | j_mayer | size = 1;
|
2474 | a8dea12f | j_mayer | T0 |= size << 7;
|
2475 | a8dea12f | j_mayer | env->spr[SPR_40x_PID] = tlb->PID; |
2476 | 76a66253 | j_mayer | } |
2477 | 76a66253 | j_mayer | |
2478 | 76a66253 | j_mayer | void do_4xx_tlbre_hi (void) |
2479 | 76a66253 | j_mayer | { |
2480 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2481 | 76a66253 | j_mayer | |
2482 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2483 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2484 | a8dea12f | j_mayer | T0 = tlb->RPN; |
2485 | a8dea12f | j_mayer | if (tlb->prot & PAGE_EXEC)
|
2486 | a8dea12f | j_mayer | T0 |= 0x200;
|
2487 | a8dea12f | j_mayer | if (tlb->prot & PAGE_WRITE)
|
2488 | a8dea12f | j_mayer | T0 |= 0x100;
|
2489 | 76a66253 | j_mayer | } |
2490 | 76a66253 | j_mayer | |
2491 | c55e9aef | j_mayer | void do_4xx_tlbwe_hi (void) |
2492 | 76a66253 | j_mayer | { |
2493 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2494 | 76a66253 | j_mayer | target_ulong page, end; |
2495 | 76a66253 | j_mayer | |
2496 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2497 | 6b80055d | j_mayer | if (loglevel != 0) { |
2498 | c55e9aef | j_mayer | fprintf(logfile, "%s T0 " REGX " T1 " REGX "\n", __func__, T0, T1); |
2499 | c55e9aef | j_mayer | } |
2500 | c55e9aef | j_mayer | #endif
|
2501 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2502 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2503 | 76a66253 | j_mayer | /* Invalidate previous TLB (if it's valid) */
|
2504 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
2505 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
2506 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2507 | 6b80055d | j_mayer | if (loglevel != 0) { |
2508 | c55e9aef | j_mayer | fprintf(logfile, "%s: invalidate old TLB %d start " ADDRX
|
2509 | c55e9aef | j_mayer | " end " ADDRX "\n", __func__, (int)T0, tlb->EPN, end); |
2510 | c55e9aef | j_mayer | } |
2511 | c55e9aef | j_mayer | #endif
|
2512 | 76a66253 | j_mayer | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE)
|
2513 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
2514 | 76a66253 | j_mayer | } |
2515 | a8dea12f | j_mayer | tlb->size = booke_tlb_to_page_size((T1 >> 7) & 0x7); |
2516 | c294fc58 | j_mayer | /* We cannot handle TLB size < TARGET_PAGE_SIZE.
|
2517 | c294fc58 | j_mayer | * If this ever occurs, one should use the ppcemb target instead
|
2518 | c294fc58 | j_mayer | * of the ppc or ppc64 one
|
2519 | c294fc58 | j_mayer | */
|
2520 | c294fc58 | j_mayer | if ((T1 & 0x40) && tlb->size < TARGET_PAGE_SIZE) { |
2521 | 71c8b8fd | j_mayer | cpu_abort(env, "TLB size " TARGET_FMT_lu " < %u " |
2522 | 71c8b8fd | j_mayer | "are not supported (%d)\n",
|
2523 | c294fc58 | j_mayer | tlb->size, TARGET_PAGE_SIZE, (int)((T1 >> 7) & 0x7)); |
2524 | c294fc58 | j_mayer | } |
2525 | a750fc0b | j_mayer | tlb->EPN = T1 & ~(tlb->size - 1);
|
2526 | c55e9aef | j_mayer | if (T1 & 0x40) |
2527 | 76a66253 | j_mayer | tlb->prot |= PAGE_VALID; |
2528 | 76a66253 | j_mayer | else
|
2529 | 76a66253 | j_mayer | tlb->prot &= ~PAGE_VALID; |
2530 | c294fc58 | j_mayer | if (T1 & 0x20) { |
2531 | c294fc58 | j_mayer | /* XXX: TO BE FIXED */
|
2532 | c294fc58 | j_mayer | cpu_abort(env, "Little-endian TLB entries are not supported by now\n");
|
2533 | c294fc58 | j_mayer | } |
2534 | c55e9aef | j_mayer | tlb->PID = env->spr[SPR_40x_PID]; /* PID */
|
2535 | a8dea12f | j_mayer | tlb->attr = T1 & 0xFF;
|
2536 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2537 | c294fc58 | j_mayer | if (loglevel != 0) { |
2538 | c294fc58 | j_mayer | fprintf(logfile, "%s: set up TLB %d RPN " PADDRX " EPN " ADDRX |
2539 | c55e9aef | j_mayer | " size " ADDRX " prot %c%c%c%c PID %d\n", __func__, |
2540 | 5fafdf24 | ths | (int)T0, tlb->RPN, tlb->EPN, tlb->size,
|
2541 | c55e9aef | j_mayer | tlb->prot & PAGE_READ ? 'r' : '-', |
2542 | c55e9aef | j_mayer | tlb->prot & PAGE_WRITE ? 'w' : '-', |
2543 | c55e9aef | j_mayer | tlb->prot & PAGE_EXEC ? 'x' : '-', |
2544 | c55e9aef | j_mayer | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
2545 | c55e9aef | j_mayer | } |
2546 | c55e9aef | j_mayer | #endif
|
2547 | 76a66253 | j_mayer | /* Invalidate new TLB (if valid) */
|
2548 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
2549 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
2550 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2551 | 6b80055d | j_mayer | if (loglevel != 0) { |
2552 | c55e9aef | j_mayer | fprintf(logfile, "%s: invalidate TLB %d start " ADDRX
|
2553 | c55e9aef | j_mayer | " end " ADDRX "\n", __func__, (int)T0, tlb->EPN, end); |
2554 | c55e9aef | j_mayer | } |
2555 | c55e9aef | j_mayer | #endif
|
2556 | 76a66253 | j_mayer | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE)
|
2557 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
2558 | 76a66253 | j_mayer | } |
2559 | 76a66253 | j_mayer | } |
2560 | 76a66253 | j_mayer | |
2561 | c55e9aef | j_mayer | void do_4xx_tlbwe_lo (void) |
2562 | 76a66253 | j_mayer | { |
2563 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2564 | 76a66253 | j_mayer | |
2565 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2566 | 6b80055d | j_mayer | if (loglevel != 0) { |
2567 | c55e9aef | j_mayer | fprintf(logfile, "%s T0 " REGX " T1 " REGX "\n", __func__, T0, T1); |
2568 | c55e9aef | j_mayer | } |
2569 | c55e9aef | j_mayer | #endif
|
2570 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2571 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2572 | 76a66253 | j_mayer | tlb->RPN = T1 & 0xFFFFFC00;
|
2573 | 76a66253 | j_mayer | tlb->prot = PAGE_READ; |
2574 | 76a66253 | j_mayer | if (T1 & 0x200) |
2575 | 76a66253 | j_mayer | tlb->prot |= PAGE_EXEC; |
2576 | 76a66253 | j_mayer | if (T1 & 0x100) |
2577 | 76a66253 | j_mayer | tlb->prot |= PAGE_WRITE; |
2578 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2579 | 6b80055d | j_mayer | if (loglevel != 0) { |
2580 | 6b80055d | j_mayer | fprintf(logfile, "%s: set up TLB %d RPN " PADDRX " EPN " ADDRX |
2581 | c55e9aef | j_mayer | " size " ADDRX " prot %c%c%c%c PID %d\n", __func__, |
2582 | 5fafdf24 | ths | (int)T0, tlb->RPN, tlb->EPN, tlb->size,
|
2583 | c55e9aef | j_mayer | tlb->prot & PAGE_READ ? 'r' : '-', |
2584 | c55e9aef | j_mayer | tlb->prot & PAGE_WRITE ? 'w' : '-', |
2585 | c55e9aef | j_mayer | tlb->prot & PAGE_EXEC ? 'x' : '-', |
2586 | c55e9aef | j_mayer | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
2587 | c55e9aef | j_mayer | } |
2588 | c55e9aef | j_mayer | #endif
|
2589 | 76a66253 | j_mayer | } |
2590 | 5eb7995e | j_mayer | |
2591 | a4bb6c3e | j_mayer | /* PowerPC 440 TLB management */
|
2592 | a4bb6c3e | j_mayer | void do_440_tlbwe (int word) |
2593 | 5eb7995e | j_mayer | { |
2594 | 5eb7995e | j_mayer | ppcemb_tlb_t *tlb; |
2595 | a4bb6c3e | j_mayer | target_ulong EPN, RPN, size; |
2596 | 5eb7995e | j_mayer | int do_flush_tlbs;
|
2597 | 5eb7995e | j_mayer | |
2598 | 5eb7995e | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2599 | 5eb7995e | j_mayer | if (loglevel != 0) { |
2600 | a4bb6c3e | j_mayer | fprintf(logfile, "%s word %d T0 " REGX " T1 " REGX "\n", |
2601 | a4bb6c3e | j_mayer | __func__, word, T0, T1); |
2602 | 5eb7995e | j_mayer | } |
2603 | 5eb7995e | j_mayer | #endif
|
2604 | 5eb7995e | j_mayer | do_flush_tlbs = 0;
|
2605 | 5eb7995e | j_mayer | T0 &= 0x3F;
|
2606 | 5eb7995e | j_mayer | tlb = &env->tlb[T0].tlbe; |
2607 | a4bb6c3e | j_mayer | switch (word) {
|
2608 | a4bb6c3e | j_mayer | default:
|
2609 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
2610 | a4bb6c3e | j_mayer | case 0: |
2611 | a4bb6c3e | j_mayer | EPN = T1 & 0xFFFFFC00;
|
2612 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && EPN != tlb->EPN)
|
2613 | 5eb7995e | j_mayer | do_flush_tlbs = 1;
|
2614 | a4bb6c3e | j_mayer | tlb->EPN = EPN; |
2615 | a4bb6c3e | j_mayer | size = booke_tlb_to_page_size((T1 >> 4) & 0xF); |
2616 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->size < size)
|
2617 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
2618 | a4bb6c3e | j_mayer | tlb->size = size; |
2619 | a4bb6c3e | j_mayer | tlb->attr &= ~0x1;
|
2620 | a4bb6c3e | j_mayer | tlb->attr |= (T1 >> 8) & 1; |
2621 | a4bb6c3e | j_mayer | if (T1 & 0x200) { |
2622 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_VALID; |
2623 | a4bb6c3e | j_mayer | } else {
|
2624 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID) {
|
2625 | a4bb6c3e | j_mayer | tlb->prot &= ~PAGE_VALID; |
2626 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
2627 | a4bb6c3e | j_mayer | } |
2628 | 5eb7995e | j_mayer | } |
2629 | a4bb6c3e | j_mayer | tlb->PID = env->spr[SPR_440_MMUCR] & 0x000000FF;
|
2630 | a4bb6c3e | j_mayer | if (do_flush_tlbs)
|
2631 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
2632 | a4bb6c3e | j_mayer | break;
|
2633 | a4bb6c3e | j_mayer | case 1: |
2634 | a4bb6c3e | j_mayer | RPN = T1 & 0xFFFFFC0F;
|
2635 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->RPN != RPN)
|
2636 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
2637 | a4bb6c3e | j_mayer | tlb->RPN = RPN; |
2638 | a4bb6c3e | j_mayer | break;
|
2639 | a4bb6c3e | j_mayer | case 2: |
2640 | a4bb6c3e | j_mayer | tlb->attr = (tlb->attr & 0x1) | (T1 & 0x0000FF00); |
2641 | a4bb6c3e | j_mayer | tlb->prot = tlb->prot & PAGE_VALID; |
2642 | a4bb6c3e | j_mayer | if (T1 & 0x1) |
2643 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ << 4;
|
2644 | a4bb6c3e | j_mayer | if (T1 & 0x2) |
2645 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE << 4;
|
2646 | a4bb6c3e | j_mayer | if (T1 & 0x4) |
2647 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC << 4;
|
2648 | a4bb6c3e | j_mayer | if (T1 & 0x8) |
2649 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ; |
2650 | a4bb6c3e | j_mayer | if (T1 & 0x10) |
2651 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE; |
2652 | a4bb6c3e | j_mayer | if (T1 & 0x20) |
2653 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC; |
2654 | a4bb6c3e | j_mayer | break;
|
2655 | 5eb7995e | j_mayer | } |
2656 | 5eb7995e | j_mayer | } |
2657 | 5eb7995e | j_mayer | |
2658 | a4bb6c3e | j_mayer | void do_440_tlbre (int word) |
2659 | 5eb7995e | j_mayer | { |
2660 | 5eb7995e | j_mayer | ppcemb_tlb_t *tlb; |
2661 | 5eb7995e | j_mayer | int size;
|
2662 | 5eb7995e | j_mayer | |
2663 | 5eb7995e | j_mayer | T0 &= 0x3F;
|
2664 | 5eb7995e | j_mayer | tlb = &env->tlb[T0].tlbe; |
2665 | a4bb6c3e | j_mayer | switch (word) {
|
2666 | a4bb6c3e | j_mayer | default:
|
2667 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
2668 | a4bb6c3e | j_mayer | case 0: |
2669 | a4bb6c3e | j_mayer | T0 = tlb->EPN; |
2670 | a4bb6c3e | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
2671 | a4bb6c3e | j_mayer | if (size < 0 || size > 0xF) |
2672 | a4bb6c3e | j_mayer | size = 1;
|
2673 | a4bb6c3e | j_mayer | T0 |= size << 4;
|
2674 | a4bb6c3e | j_mayer | if (tlb->attr & 0x1) |
2675 | a4bb6c3e | j_mayer | T0 |= 0x100;
|
2676 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID)
|
2677 | a4bb6c3e | j_mayer | T0 |= 0x200;
|
2678 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] &= ~0x000000FF;
|
2679 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] |= tlb->PID; |
2680 | a4bb6c3e | j_mayer | break;
|
2681 | a4bb6c3e | j_mayer | case 1: |
2682 | a4bb6c3e | j_mayer | T0 = tlb->RPN; |
2683 | a4bb6c3e | j_mayer | break;
|
2684 | a4bb6c3e | j_mayer | case 2: |
2685 | a4bb6c3e | j_mayer | T0 = tlb->attr & ~0x1;
|
2686 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_READ << 4)) |
2687 | a4bb6c3e | j_mayer | T0 |= 0x1;
|
2688 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_WRITE << 4)) |
2689 | a4bb6c3e | j_mayer | T0 |= 0x2;
|
2690 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_EXEC << 4)) |
2691 | a4bb6c3e | j_mayer | T0 |= 0x4;
|
2692 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_READ)
|
2693 | a4bb6c3e | j_mayer | T0 |= 0x8;
|
2694 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_WRITE)
|
2695 | a4bb6c3e | j_mayer | T0 |= 0x10;
|
2696 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_EXEC)
|
2697 | a4bb6c3e | j_mayer | T0 |= 0x20;
|
2698 | a4bb6c3e | j_mayer | break;
|
2699 | a4bb6c3e | j_mayer | } |
2700 | 5eb7995e | j_mayer | } |
2701 | 76a66253 | j_mayer | #endif /* !CONFIG_USER_ONLY */ |