root / tcg / mips / tcg-target.c @ 434254aa
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1 | afa05235 | Aurelien Jarno | /*
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2 | afa05235 | Aurelien Jarno | * Tiny Code Generator for QEMU
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3 | afa05235 | Aurelien Jarno | *
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4 | afa05235 | Aurelien Jarno | * Copyright (c) 2008-2009 Arnaud Patard <arnaud.patard@rtp-net.org>
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5 | afa05235 | Aurelien Jarno | * Copyright (c) 2009 Aurelien Jarno <aurelien@aurel32.net>
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6 | afa05235 | Aurelien Jarno | * Based on i386/tcg-target.c - Copyright (c) 2008 Fabrice Bellard
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7 | afa05235 | Aurelien Jarno | *
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8 | afa05235 | Aurelien Jarno | * Permission is hereby granted, free of charge, to any person obtaining a copy
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9 | afa05235 | Aurelien Jarno | * of this software and associated documentation files (the "Software"), to deal
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10 | afa05235 | Aurelien Jarno | * in the Software without restriction, including without limitation the rights
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11 | afa05235 | Aurelien Jarno | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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12 | afa05235 | Aurelien Jarno | * copies of the Software, and to permit persons to whom the Software is
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13 | afa05235 | Aurelien Jarno | * furnished to do so, subject to the following conditions:
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14 | afa05235 | Aurelien Jarno | *
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15 | afa05235 | Aurelien Jarno | * The above copyright notice and this permission notice shall be included in
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16 | afa05235 | Aurelien Jarno | * all copies or substantial portions of the Software.
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17 | afa05235 | Aurelien Jarno | *
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18 | afa05235 | Aurelien Jarno | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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19 | afa05235 | Aurelien Jarno | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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20 | afa05235 | Aurelien Jarno | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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21 | afa05235 | Aurelien Jarno | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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22 | afa05235 | Aurelien Jarno | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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23 | afa05235 | Aurelien Jarno | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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24 | afa05235 | Aurelien Jarno | * THE SOFTWARE.
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25 | afa05235 | Aurelien Jarno | */
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26 | afa05235 | Aurelien Jarno | |
27 | afa05235 | Aurelien Jarno | #if defined(TCG_TARGET_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
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28 | afa05235 | Aurelien Jarno | # define TCG_NEED_BSWAP 0 |
29 | afa05235 | Aurelien Jarno | #else
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30 | afa05235 | Aurelien Jarno | # define TCG_NEED_BSWAP 1 |
31 | afa05235 | Aurelien Jarno | #endif
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32 | afa05235 | Aurelien Jarno | |
33 | afa05235 | Aurelien Jarno | #ifndef NDEBUG
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34 | afa05235 | Aurelien Jarno | static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = { |
35 | afa05235 | Aurelien Jarno | "zero",
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36 | afa05235 | Aurelien Jarno | "at",
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37 | afa05235 | Aurelien Jarno | "v0",
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38 | afa05235 | Aurelien Jarno | "v1",
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39 | afa05235 | Aurelien Jarno | "a0",
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40 | afa05235 | Aurelien Jarno | "a1",
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41 | afa05235 | Aurelien Jarno | "a2",
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42 | afa05235 | Aurelien Jarno | "a3",
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43 | afa05235 | Aurelien Jarno | "t0",
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44 | afa05235 | Aurelien Jarno | "t1",
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45 | afa05235 | Aurelien Jarno | "t2",
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46 | afa05235 | Aurelien Jarno | "t3",
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47 | afa05235 | Aurelien Jarno | "t4",
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48 | afa05235 | Aurelien Jarno | "t5",
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49 | afa05235 | Aurelien Jarno | "t6",
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50 | afa05235 | Aurelien Jarno | "t7",
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51 | afa05235 | Aurelien Jarno | "s0",
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52 | afa05235 | Aurelien Jarno | "s1",
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53 | afa05235 | Aurelien Jarno | "s2",
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54 | afa05235 | Aurelien Jarno | "s3",
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55 | afa05235 | Aurelien Jarno | "s4",
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56 | afa05235 | Aurelien Jarno | "s5",
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57 | afa05235 | Aurelien Jarno | "s6",
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58 | afa05235 | Aurelien Jarno | "s7",
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59 | afa05235 | Aurelien Jarno | "t8",
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60 | afa05235 | Aurelien Jarno | "t9",
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61 | afa05235 | Aurelien Jarno | "k0",
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62 | afa05235 | Aurelien Jarno | "k1",
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63 | afa05235 | Aurelien Jarno | "gp",
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64 | afa05235 | Aurelien Jarno | "sp",
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65 | afa05235 | Aurelien Jarno | "fp",
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66 | afa05235 | Aurelien Jarno | "ra",
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67 | afa05235 | Aurelien Jarno | }; |
68 | afa05235 | Aurelien Jarno | #endif
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69 | afa05235 | Aurelien Jarno | |
70 | afa05235 | Aurelien Jarno | /* check if we really need so many registers :P */
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71 | afa05235 | Aurelien Jarno | static const int tcg_target_reg_alloc_order[] = { |
72 | afa05235 | Aurelien Jarno | TCG_REG_S0, |
73 | afa05235 | Aurelien Jarno | TCG_REG_S1, |
74 | afa05235 | Aurelien Jarno | TCG_REG_S2, |
75 | afa05235 | Aurelien Jarno | TCG_REG_S3, |
76 | afa05235 | Aurelien Jarno | TCG_REG_S4, |
77 | afa05235 | Aurelien Jarno | TCG_REG_S5, |
78 | afa05235 | Aurelien Jarno | TCG_REG_S6, |
79 | afa05235 | Aurelien Jarno | TCG_REG_S7, |
80 | afa05235 | Aurelien Jarno | TCG_REG_T1, |
81 | afa05235 | Aurelien Jarno | TCG_REG_T2, |
82 | afa05235 | Aurelien Jarno | TCG_REG_T3, |
83 | afa05235 | Aurelien Jarno | TCG_REG_T4, |
84 | afa05235 | Aurelien Jarno | TCG_REG_T5, |
85 | afa05235 | Aurelien Jarno | TCG_REG_T6, |
86 | afa05235 | Aurelien Jarno | TCG_REG_T7, |
87 | afa05235 | Aurelien Jarno | TCG_REG_T8, |
88 | afa05235 | Aurelien Jarno | TCG_REG_T9, |
89 | afa05235 | Aurelien Jarno | TCG_REG_A0, |
90 | afa05235 | Aurelien Jarno | TCG_REG_A1, |
91 | afa05235 | Aurelien Jarno | TCG_REG_A2, |
92 | afa05235 | Aurelien Jarno | TCG_REG_A3, |
93 | afa05235 | Aurelien Jarno | TCG_REG_V0, |
94 | afa05235 | Aurelien Jarno | TCG_REG_V1 |
95 | afa05235 | Aurelien Jarno | }; |
96 | afa05235 | Aurelien Jarno | |
97 | afa05235 | Aurelien Jarno | static const int tcg_target_call_iarg_regs[4] = { |
98 | afa05235 | Aurelien Jarno | TCG_REG_A0, |
99 | afa05235 | Aurelien Jarno | TCG_REG_A1, |
100 | afa05235 | Aurelien Jarno | TCG_REG_A2, |
101 | afa05235 | Aurelien Jarno | TCG_REG_A3 |
102 | afa05235 | Aurelien Jarno | }; |
103 | afa05235 | Aurelien Jarno | |
104 | afa05235 | Aurelien Jarno | static const int tcg_target_call_oarg_regs[2] = { |
105 | afa05235 | Aurelien Jarno | TCG_REG_V0, |
106 | afa05235 | Aurelien Jarno | TCG_REG_V1 |
107 | afa05235 | Aurelien Jarno | }; |
108 | afa05235 | Aurelien Jarno | |
109 | afa05235 | Aurelien Jarno | static uint8_t *tb_ret_addr;
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110 | afa05235 | Aurelien Jarno | |
111 | afa05235 | Aurelien Jarno | static inline uint32_t reloc_lo16_val (void *pc, tcg_target_long target) |
112 | afa05235 | Aurelien Jarno | { |
113 | afa05235 | Aurelien Jarno | return target & 0xffff; |
114 | afa05235 | Aurelien Jarno | } |
115 | afa05235 | Aurelien Jarno | |
116 | afa05235 | Aurelien Jarno | static inline void reloc_lo16 (void *pc, tcg_target_long target) |
117 | afa05235 | Aurelien Jarno | { |
118 | afa05235 | Aurelien Jarno | *(uint32_t *) pc = (*(uint32_t *) pc & ~0xffff)
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119 | afa05235 | Aurelien Jarno | | reloc_lo16_val(pc, target); |
120 | afa05235 | Aurelien Jarno | } |
121 | afa05235 | Aurelien Jarno | |
122 | afa05235 | Aurelien Jarno | static inline uint32_t reloc_hi16_val (void *pc, tcg_target_long target) |
123 | afa05235 | Aurelien Jarno | { |
124 | afa05235 | Aurelien Jarno | return (target >> 16) & 0xffff; |
125 | afa05235 | Aurelien Jarno | } |
126 | afa05235 | Aurelien Jarno | |
127 | afa05235 | Aurelien Jarno | static inline void reloc_hi16 (void *pc, tcg_target_long target) |
128 | afa05235 | Aurelien Jarno | { |
129 | afa05235 | Aurelien Jarno | *(uint32_t *) pc = (*(uint32_t *) pc & ~0xffff)
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130 | afa05235 | Aurelien Jarno | | reloc_hi16_val(pc, target); |
131 | afa05235 | Aurelien Jarno | } |
132 | afa05235 | Aurelien Jarno | |
133 | afa05235 | Aurelien Jarno | static inline uint32_t reloc_pc16_val (void *pc, tcg_target_long target) |
134 | afa05235 | Aurelien Jarno | { |
135 | afa05235 | Aurelien Jarno | int32_t disp; |
136 | afa05235 | Aurelien Jarno | |
137 | afa05235 | Aurelien Jarno | disp = target - (tcg_target_long) pc - 4;
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138 | afa05235 | Aurelien Jarno | if (disp != (disp << 14) >> 14) { |
139 | afa05235 | Aurelien Jarno | tcg_abort (); |
140 | afa05235 | Aurelien Jarno | } |
141 | afa05235 | Aurelien Jarno | |
142 | afa05235 | Aurelien Jarno | return (disp >> 2) & 0xffff; |
143 | afa05235 | Aurelien Jarno | } |
144 | afa05235 | Aurelien Jarno | |
145 | afa05235 | Aurelien Jarno | static inline void reloc_pc16 (void *pc, tcg_target_long target) |
146 | afa05235 | Aurelien Jarno | { |
147 | afa05235 | Aurelien Jarno | *(uint32_t *) pc = (*(uint32_t *) pc & ~0xffff)
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148 | afa05235 | Aurelien Jarno | | reloc_pc16_val(pc, target); |
149 | afa05235 | Aurelien Jarno | } |
150 | afa05235 | Aurelien Jarno | |
151 | afa05235 | Aurelien Jarno | static inline uint32_t reloc_26_val (void *pc, tcg_target_long target) |
152 | afa05235 | Aurelien Jarno | { |
153 | afa05235 | Aurelien Jarno | if ((((tcg_target_long)pc + 4) & 0xf0000000) != (target & 0xf0000000)) { |
154 | afa05235 | Aurelien Jarno | tcg_abort (); |
155 | afa05235 | Aurelien Jarno | } |
156 | afa05235 | Aurelien Jarno | |
157 | afa05235 | Aurelien Jarno | return (target >> 2) & 0x3ffffff; |
158 | afa05235 | Aurelien Jarno | } |
159 | afa05235 | Aurelien Jarno | |
160 | afa05235 | Aurelien Jarno | static inline void reloc_pc26 (void *pc, tcg_target_long target) |
161 | afa05235 | Aurelien Jarno | { |
162 | afa05235 | Aurelien Jarno | *(uint32_t *) pc = (*(uint32_t *) pc & ~0x3ffffff)
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163 | afa05235 | Aurelien Jarno | | reloc_26_val(pc, target); |
164 | afa05235 | Aurelien Jarno | } |
165 | afa05235 | Aurelien Jarno | |
166 | afa05235 | Aurelien Jarno | static void patch_reloc(uint8_t *code_ptr, int type, |
167 | afa05235 | Aurelien Jarno | tcg_target_long value, tcg_target_long addend) |
168 | afa05235 | Aurelien Jarno | { |
169 | afa05235 | Aurelien Jarno | value += addend; |
170 | afa05235 | Aurelien Jarno | switch(type) {
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171 | afa05235 | Aurelien Jarno | case R_MIPS_LO16:
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172 | afa05235 | Aurelien Jarno | reloc_lo16(code_ptr, value); |
173 | afa05235 | Aurelien Jarno | break;
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174 | afa05235 | Aurelien Jarno | case R_MIPS_HI16:
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175 | afa05235 | Aurelien Jarno | reloc_hi16(code_ptr, value); |
176 | afa05235 | Aurelien Jarno | break;
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177 | afa05235 | Aurelien Jarno | case R_MIPS_PC16:
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178 | afa05235 | Aurelien Jarno | reloc_pc16(code_ptr, value); |
179 | afa05235 | Aurelien Jarno | break;
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180 | afa05235 | Aurelien Jarno | case R_MIPS_26:
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181 | afa05235 | Aurelien Jarno | reloc_pc26(code_ptr, value); |
182 | afa05235 | Aurelien Jarno | break;
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183 | afa05235 | Aurelien Jarno | default:
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184 | afa05235 | Aurelien Jarno | tcg_abort(); |
185 | afa05235 | Aurelien Jarno | } |
186 | afa05235 | Aurelien Jarno | } |
187 | afa05235 | Aurelien Jarno | |
188 | afa05235 | Aurelien Jarno | /* maximum number of register used for input function arguments */
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189 | afa05235 | Aurelien Jarno | static inline int tcg_target_get_call_iarg_regs_count(int flags) |
190 | afa05235 | Aurelien Jarno | { |
191 | afa05235 | Aurelien Jarno | return 4; |
192 | afa05235 | Aurelien Jarno | } |
193 | afa05235 | Aurelien Jarno | |
194 | afa05235 | Aurelien Jarno | /* parse target specific constraints */
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195 | afa05235 | Aurelien Jarno | static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str) |
196 | afa05235 | Aurelien Jarno | { |
197 | afa05235 | Aurelien Jarno | const char *ct_str; |
198 | afa05235 | Aurelien Jarno | |
199 | afa05235 | Aurelien Jarno | ct_str = *pct_str; |
200 | afa05235 | Aurelien Jarno | switch(ct_str[0]) { |
201 | afa05235 | Aurelien Jarno | case 'r': |
202 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_REG; |
203 | afa05235 | Aurelien Jarno | tcg_regset_set(ct->u.regs, 0xffffffff);
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204 | afa05235 | Aurelien Jarno | break;
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205 | afa05235 | Aurelien Jarno | case 'C': |
206 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_REG; |
207 | afa05235 | Aurelien Jarno | tcg_regset_clear(ct->u.regs); |
208 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(ct->u.regs, TCG_REG_T9); |
209 | afa05235 | Aurelien Jarno | break;
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210 | afa05235 | Aurelien Jarno | case 'L': /* qemu_ld output arg constraint */ |
211 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_REG; |
212 | afa05235 | Aurelien Jarno | tcg_regset_set(ct->u.regs, 0xffffffff);
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213 | afa05235 | Aurelien Jarno | tcg_regset_reset_reg(ct->u.regs, TCG_REG_V0); |
214 | afa05235 | Aurelien Jarno | break;
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215 | afa05235 | Aurelien Jarno | case 'l': /* qemu_ld input arg constraint */ |
216 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_REG; |
217 | afa05235 | Aurelien Jarno | tcg_regset_set(ct->u.regs, 0xffffffff);
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218 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
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219 | afa05235 | Aurelien Jarno | tcg_regset_reset_reg(ct->u.regs, TCG_REG_A0); |
220 | afa05235 | Aurelien Jarno | #endif
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221 | afa05235 | Aurelien Jarno | break;
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222 | afa05235 | Aurelien Jarno | case 'S': /* qemu_st constraint */ |
223 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_REG; |
224 | afa05235 | Aurelien Jarno | tcg_regset_set(ct->u.regs, 0xffffffff);
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225 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
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226 | afa05235 | Aurelien Jarno | tcg_regset_reset_reg(ct->u.regs, TCG_REG_A0); |
227 | afa05235 | Aurelien Jarno | # if TARGET_LONG_BITS == 64 |
228 | afa05235 | Aurelien Jarno | tcg_regset_reset_reg(ct->u.regs, TCG_REG_A1); |
229 | afa05235 | Aurelien Jarno | # endif
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230 | afa05235 | Aurelien Jarno | tcg_regset_reset_reg(ct->u.regs, TCG_REG_A2); |
231 | afa05235 | Aurelien Jarno | #endif
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232 | afa05235 | Aurelien Jarno | break;
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233 | afa05235 | Aurelien Jarno | case 'I': |
234 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_CONST_U16; |
235 | afa05235 | Aurelien Jarno | break;
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236 | afa05235 | Aurelien Jarno | case 'J': |
237 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_CONST_S16; |
238 | afa05235 | Aurelien Jarno | break;
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239 | afa05235 | Aurelien Jarno | case 'Z': |
240 | afa05235 | Aurelien Jarno | /* We are cheating a bit here, using the fact that the register
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241 | afa05235 | Aurelien Jarno | ZERO is also the register number 0. Hence there is no need
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242 | afa05235 | Aurelien Jarno | to check for const_args in each instruction. */
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243 | afa05235 | Aurelien Jarno | ct->ct |= TCG_CT_CONST_ZERO; |
244 | afa05235 | Aurelien Jarno | break;
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245 | afa05235 | Aurelien Jarno | default:
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246 | afa05235 | Aurelien Jarno | return -1; |
247 | afa05235 | Aurelien Jarno | } |
248 | afa05235 | Aurelien Jarno | ct_str++; |
249 | afa05235 | Aurelien Jarno | *pct_str = ct_str; |
250 | afa05235 | Aurelien Jarno | return 0; |
251 | afa05235 | Aurelien Jarno | } |
252 | afa05235 | Aurelien Jarno | |
253 | afa05235 | Aurelien Jarno | /* test if a constant matches the constraint */
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254 | afa05235 | Aurelien Jarno | static inline int tcg_target_const_match(tcg_target_long val, |
255 | afa05235 | Aurelien Jarno | const TCGArgConstraint *arg_ct)
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256 | afa05235 | Aurelien Jarno | { |
257 | afa05235 | Aurelien Jarno | int ct;
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258 | afa05235 | Aurelien Jarno | ct = arg_ct->ct; |
259 | afa05235 | Aurelien Jarno | if (ct & TCG_CT_CONST)
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260 | afa05235 | Aurelien Jarno | return 1; |
261 | afa05235 | Aurelien Jarno | else if ((ct & TCG_CT_CONST_ZERO) && val == 0) |
262 | afa05235 | Aurelien Jarno | return 1; |
263 | afa05235 | Aurelien Jarno | else if ((ct & TCG_CT_CONST_U16) && val == (uint16_t)val) |
264 | afa05235 | Aurelien Jarno | return 1; |
265 | afa05235 | Aurelien Jarno | else if ((ct & TCG_CT_CONST_S16) && val == (int16_t)val) |
266 | afa05235 | Aurelien Jarno | return 1; |
267 | afa05235 | Aurelien Jarno | else
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268 | afa05235 | Aurelien Jarno | return 0; |
269 | afa05235 | Aurelien Jarno | } |
270 | afa05235 | Aurelien Jarno | |
271 | afa05235 | Aurelien Jarno | /* instruction opcodes */
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272 | afa05235 | Aurelien Jarno | enum {
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273 | afa05235 | Aurelien Jarno | OPC_SPECIAL = 0x00 << 26, |
274 | afa05235 | Aurelien Jarno | OPC_BEQ = 0x04 << 26, |
275 | afa05235 | Aurelien Jarno | OPC_BNE = 0x05 << 26, |
276 | afa05235 | Aurelien Jarno | OPC_ADDIU = 0x09 << 26, |
277 | 4cb26382 | Aurelien Jarno | OPC_SLTI = 0x0A << 26, |
278 | 4cb26382 | Aurelien Jarno | OPC_SLTIU = 0x0B << 26, |
279 | afa05235 | Aurelien Jarno | OPC_ANDI = 0x0C << 26, |
280 | afa05235 | Aurelien Jarno | OPC_ORI = 0x0D << 26, |
281 | afa05235 | Aurelien Jarno | OPC_XORI = 0x0E << 26, |
282 | afa05235 | Aurelien Jarno | OPC_LUI = 0x0F << 26, |
283 | afa05235 | Aurelien Jarno | OPC_LB = 0x20 << 26, |
284 | afa05235 | Aurelien Jarno | OPC_LH = 0x21 << 26, |
285 | afa05235 | Aurelien Jarno | OPC_LW = 0x23 << 26, |
286 | afa05235 | Aurelien Jarno | OPC_LBU = 0x24 << 26, |
287 | afa05235 | Aurelien Jarno | OPC_LHU = 0x25 << 26, |
288 | afa05235 | Aurelien Jarno | OPC_LWU = 0x27 << 26, |
289 | afa05235 | Aurelien Jarno | OPC_SB = 0x28 << 26, |
290 | afa05235 | Aurelien Jarno | OPC_SH = 0x29 << 26, |
291 | afa05235 | Aurelien Jarno | OPC_SW = 0x2B << 26, |
292 | afa05235 | Aurelien Jarno | OPC_SLL = OPC_SPECIAL | 0x00,
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293 | afa05235 | Aurelien Jarno | OPC_SRL = OPC_SPECIAL | 0x02,
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294 | afa05235 | Aurelien Jarno | OPC_SRA = OPC_SPECIAL | 0x03,
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295 | afa05235 | Aurelien Jarno | OPC_SLLV = OPC_SPECIAL | 0x04,
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296 | afa05235 | Aurelien Jarno | OPC_SRLV = OPC_SPECIAL | 0x06,
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297 | afa05235 | Aurelien Jarno | OPC_SRAV = OPC_SPECIAL | 0x07,
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298 | afa05235 | Aurelien Jarno | OPC_JR = OPC_SPECIAL | 0x08,
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299 | afa05235 | Aurelien Jarno | OPC_JALR = OPC_SPECIAL | 0x09,
|
300 | afa05235 | Aurelien Jarno | OPC_MFHI = OPC_SPECIAL | 0x10,
|
301 | afa05235 | Aurelien Jarno | OPC_MFLO = OPC_SPECIAL | 0x12,
|
302 | afa05235 | Aurelien Jarno | OPC_MULT = OPC_SPECIAL | 0x18,
|
303 | afa05235 | Aurelien Jarno | OPC_MULTU = OPC_SPECIAL | 0x19,
|
304 | afa05235 | Aurelien Jarno | OPC_DIV = OPC_SPECIAL | 0x1A,
|
305 | afa05235 | Aurelien Jarno | OPC_DIVU = OPC_SPECIAL | 0x1B,
|
306 | afa05235 | Aurelien Jarno | OPC_ADDU = OPC_SPECIAL | 0x21,
|
307 | afa05235 | Aurelien Jarno | OPC_SUBU = OPC_SPECIAL | 0x23,
|
308 | afa05235 | Aurelien Jarno | OPC_AND = OPC_SPECIAL | 0x24,
|
309 | afa05235 | Aurelien Jarno | OPC_OR = OPC_SPECIAL | 0x25,
|
310 | afa05235 | Aurelien Jarno | OPC_XOR = OPC_SPECIAL | 0x26,
|
311 | afa05235 | Aurelien Jarno | OPC_NOR = OPC_SPECIAL | 0x27,
|
312 | afa05235 | Aurelien Jarno | OPC_SLT = OPC_SPECIAL | 0x2A,
|
313 | afa05235 | Aurelien Jarno | OPC_SLTU = OPC_SPECIAL | 0x2B,
|
314 | afa05235 | Aurelien Jarno | }; |
315 | afa05235 | Aurelien Jarno | |
316 | afa05235 | Aurelien Jarno | /*
|
317 | afa05235 | Aurelien Jarno | * Type reg
|
318 | afa05235 | Aurelien Jarno | */
|
319 | afa05235 | Aurelien Jarno | static inline void tcg_out_opc_reg(TCGContext *s, int opc, int rd, int rs, int rt) |
320 | afa05235 | Aurelien Jarno | { |
321 | afa05235 | Aurelien Jarno | int32_t inst; |
322 | afa05235 | Aurelien Jarno | |
323 | afa05235 | Aurelien Jarno | inst = opc; |
324 | afa05235 | Aurelien Jarno | inst |= (rs & 0x1F) << 21; |
325 | afa05235 | Aurelien Jarno | inst |= (rt & 0x1F) << 16; |
326 | afa05235 | Aurelien Jarno | inst |= (rd & 0x1F) << 11; |
327 | afa05235 | Aurelien Jarno | tcg_out32(s, inst); |
328 | afa05235 | Aurelien Jarno | } |
329 | afa05235 | Aurelien Jarno | |
330 | afa05235 | Aurelien Jarno | /*
|
331 | afa05235 | Aurelien Jarno | * Type immediate
|
332 | afa05235 | Aurelien Jarno | */
|
333 | afa05235 | Aurelien Jarno | static inline void tcg_out_opc_imm(TCGContext *s, int opc, int rt, int rs, int imm) |
334 | afa05235 | Aurelien Jarno | { |
335 | afa05235 | Aurelien Jarno | int32_t inst; |
336 | afa05235 | Aurelien Jarno | |
337 | afa05235 | Aurelien Jarno | inst = opc; |
338 | afa05235 | Aurelien Jarno | inst |= (rs & 0x1F) << 21; |
339 | afa05235 | Aurelien Jarno | inst |= (rt & 0x1F) << 16; |
340 | afa05235 | Aurelien Jarno | inst |= (imm & 0xffff);
|
341 | afa05235 | Aurelien Jarno | tcg_out32(s, inst); |
342 | afa05235 | Aurelien Jarno | } |
343 | afa05235 | Aurelien Jarno | |
344 | afa05235 | Aurelien Jarno | /*
|
345 | afa05235 | Aurelien Jarno | * Type sa
|
346 | afa05235 | Aurelien Jarno | */
|
347 | afa05235 | Aurelien Jarno | static inline void tcg_out_opc_sa(TCGContext *s, int opc, int rd, int rt, int sa) |
348 | afa05235 | Aurelien Jarno | { |
349 | afa05235 | Aurelien Jarno | int32_t inst; |
350 | afa05235 | Aurelien Jarno | |
351 | afa05235 | Aurelien Jarno | inst = opc; |
352 | afa05235 | Aurelien Jarno | inst |= (rt & 0x1F) << 16; |
353 | afa05235 | Aurelien Jarno | inst |= (rd & 0x1F) << 11; |
354 | afa05235 | Aurelien Jarno | inst |= (sa & 0x1F) << 6; |
355 | afa05235 | Aurelien Jarno | tcg_out32(s, inst); |
356 | afa05235 | Aurelien Jarno | |
357 | afa05235 | Aurelien Jarno | } |
358 | afa05235 | Aurelien Jarno | |
359 | afa05235 | Aurelien Jarno | static inline void tcg_out_nop(TCGContext *s) |
360 | afa05235 | Aurelien Jarno | { |
361 | afa05235 | Aurelien Jarno | tcg_out32(s, 0);
|
362 | afa05235 | Aurelien Jarno | } |
363 | afa05235 | Aurelien Jarno | |
364 | afa05235 | Aurelien Jarno | static inline void tcg_out_mov(TCGContext *s, int ret, int arg) |
365 | afa05235 | Aurelien Jarno | { |
366 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, ret, arg, TCG_REG_ZERO); |
367 | afa05235 | Aurelien Jarno | } |
368 | afa05235 | Aurelien Jarno | |
369 | afa05235 | Aurelien Jarno | static inline void tcg_out_movi(TCGContext *s, TCGType type, |
370 | afa05235 | Aurelien Jarno | int reg, int32_t arg)
|
371 | afa05235 | Aurelien Jarno | { |
372 | afa05235 | Aurelien Jarno | if (arg == (int16_t)arg) {
|
373 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, reg, TCG_REG_ZERO, arg); |
374 | afa05235 | Aurelien Jarno | } else if (arg == (uint16_t)arg) { |
375 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ORI, reg, TCG_REG_ZERO, arg); |
376 | afa05235 | Aurelien Jarno | } else {
|
377 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LUI, reg, 0, arg >> 16); |
378 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ORI, reg, reg, arg & 0xffff);
|
379 | afa05235 | Aurelien Jarno | } |
380 | afa05235 | Aurelien Jarno | } |
381 | afa05235 | Aurelien Jarno | |
382 | afa05235 | Aurelien Jarno | static inline void tcg_out_bswap16(TCGContext *s, int ret, int arg) |
383 | afa05235 | Aurelien Jarno | { |
384 | afa05235 | Aurelien Jarno | /* ret and arg can't be register at */
|
385 | afa05235 | Aurelien Jarno | if (ret == TCG_REG_AT || arg == TCG_REG_AT) {
|
386 | afa05235 | Aurelien Jarno | tcg_abort(); |
387 | afa05235 | Aurelien Jarno | } |
388 | afa05235 | Aurelien Jarno | |
389 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 8);
|
390 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, TCG_REG_AT, 0x00ff);
|
391 | afa05235 | Aurelien Jarno | |
392 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, ret, arg, 8);
|
393 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, ret, ret, 0xff00);
|
394 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); |
395 | afa05235 | Aurelien Jarno | } |
396 | afa05235 | Aurelien Jarno | |
397 | afa05235 | Aurelien Jarno | static inline void tcg_out_bswap16s(TCGContext *s, int ret, int arg) |
398 | afa05235 | Aurelien Jarno | { |
399 | afa05235 | Aurelien Jarno | /* ret and arg can't be register at */
|
400 | afa05235 | Aurelien Jarno | if (ret == TCG_REG_AT || arg == TCG_REG_AT) {
|
401 | afa05235 | Aurelien Jarno | tcg_abort(); |
402 | afa05235 | Aurelien Jarno | } |
403 | afa05235 | Aurelien Jarno | |
404 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 8);
|
405 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, TCG_REG_AT, 0xff);
|
406 | afa05235 | Aurelien Jarno | |
407 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, ret, arg, 24);
|
408 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRA, ret, ret, 16);
|
409 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); |
410 | afa05235 | Aurelien Jarno | } |
411 | afa05235 | Aurelien Jarno | |
412 | afa05235 | Aurelien Jarno | static inline void tcg_out_bswap32(TCGContext *s, int ret, int arg) |
413 | afa05235 | Aurelien Jarno | { |
414 | afa05235 | Aurelien Jarno | /* ret and arg must be different and can't be register at */
|
415 | afa05235 | Aurelien Jarno | if (ret == arg || ret == TCG_REG_AT || arg == TCG_REG_AT) {
|
416 | afa05235 | Aurelien Jarno | tcg_abort(); |
417 | afa05235 | Aurelien Jarno | } |
418 | afa05235 | Aurelien Jarno | |
419 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, ret, arg, 24);
|
420 | afa05235 | Aurelien Jarno | |
421 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 24);
|
422 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); |
423 | afa05235 | Aurelien Jarno | |
424 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, arg, 0xff00);
|
425 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, TCG_REG_AT, TCG_REG_AT, 8);
|
426 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); |
427 | afa05235 | Aurelien Jarno | |
428 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 8);
|
429 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, TCG_REG_AT, 0xff00);
|
430 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); |
431 | afa05235 | Aurelien Jarno | } |
432 | afa05235 | Aurelien Jarno | |
433 | afa05235 | Aurelien Jarno | static inline void tcg_out_ldst(TCGContext *s, int opc, int arg, |
434 | afa05235 | Aurelien Jarno | int arg1, tcg_target_long arg2)
|
435 | afa05235 | Aurelien Jarno | { |
436 | afa05235 | Aurelien Jarno | if (arg2 == (int16_t) arg2) {
|
437 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, opc, arg, arg1, arg2); |
438 | afa05235 | Aurelien Jarno | } else {
|
439 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_AT, arg2); |
440 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_AT, TCG_REG_AT, arg1); |
441 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, opc, arg, TCG_REG_AT, 0);
|
442 | afa05235 | Aurelien Jarno | } |
443 | afa05235 | Aurelien Jarno | } |
444 | afa05235 | Aurelien Jarno | |
445 | afa05235 | Aurelien Jarno | static inline void tcg_out_ld(TCGContext *s, TCGType type, int arg, |
446 | afa05235 | Aurelien Jarno | int arg1, tcg_target_long arg2)
|
447 | afa05235 | Aurelien Jarno | { |
448 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_LW, arg, arg1, arg2); |
449 | afa05235 | Aurelien Jarno | } |
450 | afa05235 | Aurelien Jarno | |
451 | afa05235 | Aurelien Jarno | static inline void tcg_out_st(TCGContext *s, TCGType type, int arg, |
452 | afa05235 | Aurelien Jarno | int arg1, tcg_target_long arg2)
|
453 | afa05235 | Aurelien Jarno | { |
454 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_SW, arg, arg1, arg2); |
455 | afa05235 | Aurelien Jarno | } |
456 | afa05235 | Aurelien Jarno | |
457 | afa05235 | Aurelien Jarno | static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val) |
458 | afa05235 | Aurelien Jarno | { |
459 | afa05235 | Aurelien Jarno | if (val == (int16_t)val) {
|
460 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, reg, reg, val); |
461 | afa05235 | Aurelien Jarno | } else {
|
462 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_AT, val); |
463 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, reg, reg, TCG_REG_AT); |
464 | afa05235 | Aurelien Jarno | } |
465 | afa05235 | Aurelien Jarno | } |
466 | afa05235 | Aurelien Jarno | |
467 | afa05235 | Aurelien Jarno | static void tcg_out_brcond(TCGContext *s, int cond, int arg1, |
468 | afa05235 | Aurelien Jarno | int arg2, int label_index) |
469 | afa05235 | Aurelien Jarno | { |
470 | afa05235 | Aurelien Jarno | TCGLabel *l = &s->labels[label_index]; |
471 | afa05235 | Aurelien Jarno | |
472 | afa05235 | Aurelien Jarno | switch (cond) {
|
473 | afa05235 | Aurelien Jarno | case TCG_COND_EQ:
|
474 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, arg1, arg2, 0);
|
475 | afa05235 | Aurelien Jarno | break;
|
476 | afa05235 | Aurelien Jarno | case TCG_COND_NE:
|
477 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, arg1, arg2, 0);
|
478 | afa05235 | Aurelien Jarno | break;
|
479 | afa05235 | Aurelien Jarno | case TCG_COND_LT:
|
480 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2); |
481 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
|
482 | afa05235 | Aurelien Jarno | break;
|
483 | afa05235 | Aurelien Jarno | case TCG_COND_LTU:
|
484 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg1, arg2); |
485 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
|
486 | afa05235 | Aurelien Jarno | break;
|
487 | afa05235 | Aurelien Jarno | case TCG_COND_GE:
|
488 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2); |
489 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
|
490 | afa05235 | Aurelien Jarno | break;
|
491 | afa05235 | Aurelien Jarno | case TCG_COND_GEU:
|
492 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg1, arg2); |
493 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
|
494 | afa05235 | Aurelien Jarno | break;
|
495 | afa05235 | Aurelien Jarno | case TCG_COND_LE:
|
496 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1); |
497 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
|
498 | afa05235 | Aurelien Jarno | break;
|
499 | afa05235 | Aurelien Jarno | case TCG_COND_LEU:
|
500 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg2, arg1); |
501 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
|
502 | afa05235 | Aurelien Jarno | break;
|
503 | afa05235 | Aurelien Jarno | case TCG_COND_GT:
|
504 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1); |
505 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
|
506 | afa05235 | Aurelien Jarno | break;
|
507 | afa05235 | Aurelien Jarno | case TCG_COND_GTU:
|
508 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg2, arg1); |
509 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
|
510 | afa05235 | Aurelien Jarno | break;
|
511 | afa05235 | Aurelien Jarno | default:
|
512 | afa05235 | Aurelien Jarno | tcg_abort(); |
513 | afa05235 | Aurelien Jarno | break;
|
514 | afa05235 | Aurelien Jarno | } |
515 | afa05235 | Aurelien Jarno | if (l->has_value) {
|
516 | afa05235 | Aurelien Jarno | reloc_pc16(s->code_ptr - 4, l->u.value);
|
517 | afa05235 | Aurelien Jarno | } else {
|
518 | afa05235 | Aurelien Jarno | tcg_out_reloc(s, s->code_ptr - 4, R_MIPS_PC16, label_index, 0); |
519 | afa05235 | Aurelien Jarno | } |
520 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
521 | afa05235 | Aurelien Jarno | } |
522 | afa05235 | Aurelien Jarno | |
523 | afa05235 | Aurelien Jarno | /* XXX: we implement it at the target level to avoid having to
|
524 | afa05235 | Aurelien Jarno | handle cross basic blocks temporaries */
|
525 | afa05235 | Aurelien Jarno | static void tcg_out_brcond2(TCGContext *s, int cond, int arg1, |
526 | afa05235 | Aurelien Jarno | int arg2, int arg3, int arg4, int label_index) |
527 | afa05235 | Aurelien Jarno | { |
528 | afa05235 | Aurelien Jarno | void *label_ptr;
|
529 | afa05235 | Aurelien Jarno | |
530 | afa05235 | Aurelien Jarno | switch(cond) {
|
531 | afa05235 | Aurelien Jarno | case TCG_COND_NE:
|
532 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_NE, arg2, arg4, label_index); |
533 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_NE, arg1, arg3, label_index); |
534 | afa05235 | Aurelien Jarno | return;
|
535 | afa05235 | Aurelien Jarno | case TCG_COND_EQ:
|
536 | afa05235 | Aurelien Jarno | break;
|
537 | afa05235 | Aurelien Jarno | case TCG_COND_LT:
|
538 | afa05235 | Aurelien Jarno | case TCG_COND_LE:
|
539 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_LT, arg2, arg4, label_index); |
540 | afa05235 | Aurelien Jarno | break;
|
541 | afa05235 | Aurelien Jarno | case TCG_COND_GT:
|
542 | afa05235 | Aurelien Jarno | case TCG_COND_GE:
|
543 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_GT, arg2, arg4, label_index); |
544 | afa05235 | Aurelien Jarno | break;
|
545 | afa05235 | Aurelien Jarno | case TCG_COND_LTU:
|
546 | afa05235 | Aurelien Jarno | case TCG_COND_LEU:
|
547 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_LTU, arg2, arg4, label_index); |
548 | afa05235 | Aurelien Jarno | break;
|
549 | afa05235 | Aurelien Jarno | case TCG_COND_GTU:
|
550 | afa05235 | Aurelien Jarno | case TCG_COND_GEU:
|
551 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_GTU, arg2, arg4, label_index); |
552 | afa05235 | Aurelien Jarno | break;
|
553 | afa05235 | Aurelien Jarno | default:
|
554 | afa05235 | Aurelien Jarno | tcg_abort(); |
555 | afa05235 | Aurelien Jarno | } |
556 | afa05235 | Aurelien Jarno | |
557 | afa05235 | Aurelien Jarno | label_ptr = s->code_ptr; |
558 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, arg2, arg4, 0);
|
559 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
560 | afa05235 | Aurelien Jarno | |
561 | afa05235 | Aurelien Jarno | switch(cond) {
|
562 | afa05235 | Aurelien Jarno | case TCG_COND_EQ:
|
563 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_EQ, arg1, arg3, label_index); |
564 | afa05235 | Aurelien Jarno | break;
|
565 | afa05235 | Aurelien Jarno | case TCG_COND_LT:
|
566 | afa05235 | Aurelien Jarno | case TCG_COND_LTU:
|
567 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_LTU, arg1, arg3, label_index); |
568 | afa05235 | Aurelien Jarno | break;
|
569 | afa05235 | Aurelien Jarno | case TCG_COND_LE:
|
570 | afa05235 | Aurelien Jarno | case TCG_COND_LEU:
|
571 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_LEU, arg1, arg3, label_index); |
572 | afa05235 | Aurelien Jarno | break;
|
573 | afa05235 | Aurelien Jarno | case TCG_COND_GT:
|
574 | afa05235 | Aurelien Jarno | case TCG_COND_GTU:
|
575 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_GTU, arg1, arg3, label_index); |
576 | afa05235 | Aurelien Jarno | break;
|
577 | afa05235 | Aurelien Jarno | case TCG_COND_GE:
|
578 | afa05235 | Aurelien Jarno | case TCG_COND_GEU:
|
579 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_GEU, arg1, arg3, label_index); |
580 | afa05235 | Aurelien Jarno | break;
|
581 | afa05235 | Aurelien Jarno | default:
|
582 | afa05235 | Aurelien Jarno | tcg_abort(); |
583 | afa05235 | Aurelien Jarno | } |
584 | afa05235 | Aurelien Jarno | |
585 | afa05235 | Aurelien Jarno | reloc_pc16(label_ptr, (tcg_target_long) s->code_ptr); |
586 | afa05235 | Aurelien Jarno | } |
587 | afa05235 | Aurelien Jarno | |
588 | 4cb26382 | Aurelien Jarno | static void tcg_out_setcond(TCGContext *s, int cond, int ret, |
589 | 4cb26382 | Aurelien Jarno | int arg1, int arg2) |
590 | 4cb26382 | Aurelien Jarno | { |
591 | 4cb26382 | Aurelien Jarno | switch (cond) {
|
592 | 4cb26382 | Aurelien Jarno | case TCG_COND_EQ:
|
593 | 4cb26382 | Aurelien Jarno | if (arg1 == 0) { |
594 | 4cb26382 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SLTIU, ret, arg2, 1);
|
595 | 4cb26382 | Aurelien Jarno | } else if (arg2 == 0) { |
596 | 4cb26382 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SLTIU, ret, arg1, 1);
|
597 | 4cb26382 | Aurelien Jarno | } else {
|
598 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_XOR, ret, arg1, arg2); |
599 | 434254aa | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SLTIU, ret, ret, 1);
|
600 | 4cb26382 | Aurelien Jarno | } |
601 | 4cb26382 | Aurelien Jarno | break;
|
602 | 4cb26382 | Aurelien Jarno | case TCG_COND_NE:
|
603 | 4cb26382 | Aurelien Jarno | if (arg1 == 0) { |
604 | 4cb26382 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, TCG_REG_ZERO, arg2); |
605 | 4cb26382 | Aurelien Jarno | } else if (arg2 == 0) { |
606 | 4cb26382 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, TCG_REG_ZERO, arg1); |
607 | 4cb26382 | Aurelien Jarno | } else {
|
608 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_XOR, ret, arg1, arg2); |
609 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, TCG_REG_ZERO, ret); |
610 | 4cb26382 | Aurelien Jarno | } |
611 | 4cb26382 | Aurelien Jarno | break;
|
612 | 4cb26382 | Aurelien Jarno | case TCG_COND_LT:
|
613 | 4cb26382 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, ret, arg1, arg2); |
614 | 4cb26382 | Aurelien Jarno | break;
|
615 | 4cb26382 | Aurelien Jarno | case TCG_COND_LTU:
|
616 | 4cb26382 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, arg1, arg2); |
617 | 4cb26382 | Aurelien Jarno | break;
|
618 | 4cb26382 | Aurelien Jarno | case TCG_COND_GE:
|
619 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, ret, arg1, arg2); |
620 | 434254aa | Aurelien Jarno | tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1);
|
621 | 4cb26382 | Aurelien Jarno | break;
|
622 | 4cb26382 | Aurelien Jarno | case TCG_COND_GEU:
|
623 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, arg1, arg2); |
624 | 434254aa | Aurelien Jarno | tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1);
|
625 | 4cb26382 | Aurelien Jarno | break;
|
626 | 4cb26382 | Aurelien Jarno | case TCG_COND_LE:
|
627 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, ret, arg2, arg1); |
628 | 434254aa | Aurelien Jarno | tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1);
|
629 | 4cb26382 | Aurelien Jarno | break;
|
630 | 4cb26382 | Aurelien Jarno | case TCG_COND_LEU:
|
631 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, arg2, arg1); |
632 | 434254aa | Aurelien Jarno | tcg_out_opc_imm(s, OPC_XORI, ret, ret, 1);
|
633 | 4cb26382 | Aurelien Jarno | break;
|
634 | 4cb26382 | Aurelien Jarno | case TCG_COND_GT:
|
635 | 4cb26382 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLT, ret, arg2, arg1); |
636 | 4cb26382 | Aurelien Jarno | break;
|
637 | 4cb26382 | Aurelien Jarno | case TCG_COND_GTU:
|
638 | 4cb26382 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, ret, arg2, arg1); |
639 | 4cb26382 | Aurelien Jarno | break;
|
640 | 4cb26382 | Aurelien Jarno | default:
|
641 | 4cb26382 | Aurelien Jarno | tcg_abort(); |
642 | 4cb26382 | Aurelien Jarno | break;
|
643 | 4cb26382 | Aurelien Jarno | } |
644 | 4cb26382 | Aurelien Jarno | } |
645 | 4cb26382 | Aurelien Jarno | |
646 | 434254aa | Aurelien Jarno | /* XXX: we implement it at the target level to avoid having to
|
647 | 434254aa | Aurelien Jarno | handle cross basic blocks temporaries */
|
648 | 434254aa | Aurelien Jarno | static void tcg_out_setcond2(TCGContext *s, int cond, int ret, |
649 | 434254aa | Aurelien Jarno | int arg1, int arg2, int arg3, int arg4) |
650 | 434254aa | Aurelien Jarno | { |
651 | 434254aa | Aurelien Jarno | switch (cond) {
|
652 | 434254aa | Aurelien Jarno | case TCG_COND_EQ:
|
653 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_AT, arg2, arg4); |
654 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_T0, arg1, arg3); |
655 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_AND, ret, TCG_REG_AT, TCG_REG_T0); |
656 | 434254aa | Aurelien Jarno | return;
|
657 | 434254aa | Aurelien Jarno | case TCG_COND_NE:
|
658 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_NE, TCG_REG_AT, arg2, arg4); |
659 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_NE, TCG_REG_T0, arg1, arg3); |
660 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, TCG_REG_AT, TCG_REG_T0); |
661 | 434254aa | Aurelien Jarno | return;
|
662 | 434254aa | Aurelien Jarno | case TCG_COND_LT:
|
663 | 434254aa | Aurelien Jarno | case TCG_COND_LE:
|
664 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_LT, TCG_REG_AT, arg2, arg4); |
665 | 434254aa | Aurelien Jarno | break;
|
666 | 434254aa | Aurelien Jarno | case TCG_COND_GT:
|
667 | 434254aa | Aurelien Jarno | case TCG_COND_GE:
|
668 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_GT, TCG_REG_AT, arg2, arg4); |
669 | 434254aa | Aurelien Jarno | break;
|
670 | 434254aa | Aurelien Jarno | case TCG_COND_LTU:
|
671 | 434254aa | Aurelien Jarno | case TCG_COND_LEU:
|
672 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_LTU, TCG_REG_AT, arg2, arg4); |
673 | 434254aa | Aurelien Jarno | break;
|
674 | 434254aa | Aurelien Jarno | case TCG_COND_GTU:
|
675 | 434254aa | Aurelien Jarno | case TCG_COND_GEU:
|
676 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_GTU, TCG_REG_AT, arg2, arg4); |
677 | 434254aa | Aurelien Jarno | break;
|
678 | 434254aa | Aurelien Jarno | default:
|
679 | 434254aa | Aurelien Jarno | tcg_abort(); |
680 | 434254aa | Aurelien Jarno | break;
|
681 | 434254aa | Aurelien Jarno | } |
682 | 434254aa | Aurelien Jarno | |
683 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_T0, arg2, arg4); |
684 | 434254aa | Aurelien Jarno | |
685 | 434254aa | Aurelien Jarno | switch(cond) {
|
686 | 434254aa | Aurelien Jarno | case TCG_COND_LT:
|
687 | 434254aa | Aurelien Jarno | case TCG_COND_LTU:
|
688 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_LTU, ret, arg1, arg3); |
689 | 434254aa | Aurelien Jarno | break;
|
690 | 434254aa | Aurelien Jarno | case TCG_COND_LE:
|
691 | 434254aa | Aurelien Jarno | case TCG_COND_LEU:
|
692 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_LEU, ret, arg1, arg3); |
693 | 434254aa | Aurelien Jarno | break;
|
694 | 434254aa | Aurelien Jarno | case TCG_COND_GT:
|
695 | 434254aa | Aurelien Jarno | case TCG_COND_GTU:
|
696 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_GTU, ret, arg1, arg3); |
697 | 434254aa | Aurelien Jarno | break;
|
698 | 434254aa | Aurelien Jarno | case TCG_COND_GE:
|
699 | 434254aa | Aurelien Jarno | case TCG_COND_GEU:
|
700 | 434254aa | Aurelien Jarno | tcg_out_setcond(s, TCG_COND_GEU, ret, arg1, arg3); |
701 | 434254aa | Aurelien Jarno | break;
|
702 | 434254aa | Aurelien Jarno | default:
|
703 | 434254aa | Aurelien Jarno | tcg_abort(); |
704 | 434254aa | Aurelien Jarno | } |
705 | 434254aa | Aurelien Jarno | |
706 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_AND, ret, ret, TCG_REG_T0); |
707 | 434254aa | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT); |
708 | 434254aa | Aurelien Jarno | } |
709 | 434254aa | Aurelien Jarno | |
710 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
711 | afa05235 | Aurelien Jarno | |
712 | afa05235 | Aurelien Jarno | #include "../../softmmu_defs.h" |
713 | afa05235 | Aurelien Jarno | |
714 | afa05235 | Aurelien Jarno | static void *qemu_ld_helpers[4] = { |
715 | afa05235 | Aurelien Jarno | __ldb_mmu, |
716 | afa05235 | Aurelien Jarno | __ldw_mmu, |
717 | afa05235 | Aurelien Jarno | __ldl_mmu, |
718 | afa05235 | Aurelien Jarno | __ldq_mmu, |
719 | afa05235 | Aurelien Jarno | }; |
720 | afa05235 | Aurelien Jarno | |
721 | afa05235 | Aurelien Jarno | static void *qemu_st_helpers[4] = { |
722 | afa05235 | Aurelien Jarno | __stb_mmu, |
723 | afa05235 | Aurelien Jarno | __stw_mmu, |
724 | afa05235 | Aurelien Jarno | __stl_mmu, |
725 | afa05235 | Aurelien Jarno | __stq_mmu, |
726 | afa05235 | Aurelien Jarno | }; |
727 | afa05235 | Aurelien Jarno | #endif
|
728 | afa05235 | Aurelien Jarno | |
729 | afa05235 | Aurelien Jarno | static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, |
730 | afa05235 | Aurelien Jarno | int opc)
|
731 | afa05235 | Aurelien Jarno | { |
732 | afa05235 | Aurelien Jarno | int addr_regl, addr_reg1, addr_meml;
|
733 | afa05235 | Aurelien Jarno | int data_regl, data_regh, data_reg1, data_reg2;
|
734 | afa05235 | Aurelien Jarno | int mem_index, s_bits;
|
735 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
736 | afa05235 | Aurelien Jarno | void *label1_ptr, *label2_ptr;
|
737 | afa05235 | Aurelien Jarno | int sp_args;
|
738 | afa05235 | Aurelien Jarno | #endif
|
739 | afa05235 | Aurelien Jarno | #if TARGET_LONG_BITS == 64 |
740 | afa05235 | Aurelien Jarno | # if defined(CONFIG_SOFTMMU)
|
741 | afa05235 | Aurelien Jarno | uint8_t *label3_ptr; |
742 | afa05235 | Aurelien Jarno | # endif
|
743 | afa05235 | Aurelien Jarno | int addr_regh, addr_reg2, addr_memh;
|
744 | afa05235 | Aurelien Jarno | #endif
|
745 | afa05235 | Aurelien Jarno | data_regl = *args++; |
746 | afa05235 | Aurelien Jarno | if (opc == 3) |
747 | afa05235 | Aurelien Jarno | data_regh = *args++; |
748 | afa05235 | Aurelien Jarno | else
|
749 | afa05235 | Aurelien Jarno | data_regh = 0;
|
750 | afa05235 | Aurelien Jarno | addr_regl = *args++; |
751 | afa05235 | Aurelien Jarno | #if TARGET_LONG_BITS == 64 |
752 | afa05235 | Aurelien Jarno | addr_regh = *args++; |
753 | afa05235 | Aurelien Jarno | #endif
|
754 | afa05235 | Aurelien Jarno | mem_index = *args; |
755 | afa05235 | Aurelien Jarno | s_bits = opc & 3;
|
756 | afa05235 | Aurelien Jarno | |
757 | afa05235 | Aurelien Jarno | if (opc == 3) { |
758 | afa05235 | Aurelien Jarno | #if defined(TCG_TARGET_WORDS_BIGENDIAN)
|
759 | afa05235 | Aurelien Jarno | data_reg1 = data_regh; |
760 | afa05235 | Aurelien Jarno | data_reg2 = data_regl; |
761 | afa05235 | Aurelien Jarno | #else
|
762 | afa05235 | Aurelien Jarno | data_reg1 = data_regl; |
763 | afa05235 | Aurelien Jarno | data_reg2 = data_regh; |
764 | afa05235 | Aurelien Jarno | #endif
|
765 | afa05235 | Aurelien Jarno | } else {
|
766 | afa05235 | Aurelien Jarno | data_reg1 = data_regl; |
767 | afa05235 | Aurelien Jarno | data_reg2 = 0;
|
768 | afa05235 | Aurelien Jarno | } |
769 | afa05235 | Aurelien Jarno | #if TARGET_LONG_BITS == 64 |
770 | afa05235 | Aurelien Jarno | # if defined(TCG_TARGET_WORDS_BIGENDIAN)
|
771 | afa05235 | Aurelien Jarno | addr_reg1 = addr_regh; |
772 | afa05235 | Aurelien Jarno | addr_reg2 = addr_regl; |
773 | afa05235 | Aurelien Jarno | addr_memh = 0;
|
774 | afa05235 | Aurelien Jarno | addr_meml = 4;
|
775 | afa05235 | Aurelien Jarno | # else
|
776 | afa05235 | Aurelien Jarno | addr_reg1 = addr_regl; |
777 | afa05235 | Aurelien Jarno | addr_reg2 = addr_regh; |
778 | afa05235 | Aurelien Jarno | addr_memh = 4;
|
779 | afa05235 | Aurelien Jarno | addr_meml = 0;
|
780 | afa05235 | Aurelien Jarno | # endif
|
781 | afa05235 | Aurelien Jarno | #else
|
782 | afa05235 | Aurelien Jarno | addr_reg1 = addr_regl; |
783 | afa05235 | Aurelien Jarno | addr_meml = 0;
|
784 | afa05235 | Aurelien Jarno | #endif
|
785 | afa05235 | Aurelien Jarno | |
786 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
787 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, TCG_REG_A0, addr_regl, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS); |
788 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_A0, TCG_REG_A0, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
|
789 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, TCG_AREG0); |
790 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0, |
791 | afa05235 | Aurelien Jarno | offsetof(CPUState, tlb_table[mem_index][0].addr_read) + addr_meml);
|
792 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T0, TARGET_PAGE_MASK | ((1 << s_bits) - 1)); |
793 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_AND, TCG_REG_T0, TCG_REG_T0, addr_regl); |
794 | afa05235 | Aurelien Jarno | |
795 | afa05235 | Aurelien Jarno | # if TARGET_LONG_BITS == 64 |
796 | afa05235 | Aurelien Jarno | label3_ptr = s->code_ptr; |
797 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT, 0);
|
798 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
799 | afa05235 | Aurelien Jarno | |
800 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0, |
801 | afa05235 | Aurelien Jarno | offsetof(CPUState, tlb_table[mem_index][0].addr_read) + addr_memh);
|
802 | afa05235 | Aurelien Jarno | |
803 | afa05235 | Aurelien Jarno | label1_ptr = s->code_ptr; |
804 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, addr_regh, TCG_REG_AT, 0);
|
805 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
806 | afa05235 | Aurelien Jarno | |
807 | afa05235 | Aurelien Jarno | reloc_pc16(label3_ptr, (tcg_target_long) s->code_ptr); |
808 | afa05235 | Aurelien Jarno | # else
|
809 | afa05235 | Aurelien Jarno | label1_ptr = s->code_ptr; |
810 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT, 0);
|
811 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
812 | afa05235 | Aurelien Jarno | # endif
|
813 | afa05235 | Aurelien Jarno | |
814 | afa05235 | Aurelien Jarno | /* slow path */
|
815 | afa05235 | Aurelien Jarno | sp_args = TCG_REG_A0; |
816 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, addr_reg1); |
817 | afa05235 | Aurelien Jarno | # if TARGET_LONG_BITS == 64 |
818 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, addr_reg2); |
819 | afa05235 | Aurelien Jarno | # endif
|
820 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, sp_args++, mem_index); |
821 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T9, (tcg_target_long)qemu_ld_helpers[s_bits]); |
822 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JALR, TCG_REG_RA, TCG_REG_T9, 0);
|
823 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
824 | afa05235 | Aurelien Jarno | |
825 | afa05235 | Aurelien Jarno | switch(opc) {
|
826 | afa05235 | Aurelien Jarno | case 0: |
827 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, data_reg1, TCG_REG_V0, 0xff);
|
828 | afa05235 | Aurelien Jarno | break;
|
829 | afa05235 | Aurelien Jarno | case 0 | 4: |
830 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, TCG_REG_V0, TCG_REG_V0, 24);
|
831 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRA, data_reg1, TCG_REG_V0, 24);
|
832 | afa05235 | Aurelien Jarno | break;
|
833 | afa05235 | Aurelien Jarno | case 1: |
834 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, data_reg1, TCG_REG_V0, 0xffff);
|
835 | afa05235 | Aurelien Jarno | break;
|
836 | afa05235 | Aurelien Jarno | case 1 | 4: |
837 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, TCG_REG_V0, TCG_REG_V0, 16);
|
838 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRA, data_reg1, TCG_REG_V0, 16);
|
839 | afa05235 | Aurelien Jarno | break;
|
840 | afa05235 | Aurelien Jarno | case 2: |
841 | afa05235 | Aurelien Jarno | tcg_out_mov(s, data_reg1, TCG_REG_V0); |
842 | afa05235 | Aurelien Jarno | break;
|
843 | afa05235 | Aurelien Jarno | case 3: |
844 | afa05235 | Aurelien Jarno | tcg_out_mov(s, data_reg2, TCG_REG_V1); |
845 | afa05235 | Aurelien Jarno | tcg_out_mov(s, data_reg1, TCG_REG_V0); |
846 | afa05235 | Aurelien Jarno | break;
|
847 | afa05235 | Aurelien Jarno | default:
|
848 | afa05235 | Aurelien Jarno | tcg_abort(); |
849 | afa05235 | Aurelien Jarno | } |
850 | afa05235 | Aurelien Jarno | |
851 | afa05235 | Aurelien Jarno | label2_ptr = s->code_ptr; |
852 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO, 0);
|
853 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
854 | afa05235 | Aurelien Jarno | |
855 | afa05235 | Aurelien Jarno | /* label1: fast path */
|
856 | afa05235 | Aurelien Jarno | reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr); |
857 | afa05235 | Aurelien Jarno | |
858 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_V0, TCG_REG_A0, |
859 | afa05235 | Aurelien Jarno | offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml);
|
860 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_V0, addr_regl); |
861 | afa05235 | Aurelien Jarno | |
862 | afa05235 | Aurelien Jarno | addr_reg1 = TCG_REG_V0; |
863 | afa05235 | Aurelien Jarno | #endif
|
864 | afa05235 | Aurelien Jarno | |
865 | afa05235 | Aurelien Jarno | switch(opc) {
|
866 | afa05235 | Aurelien Jarno | case 0: |
867 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LBU, data_reg1, addr_reg1, 0);
|
868 | afa05235 | Aurelien Jarno | break;
|
869 | afa05235 | Aurelien Jarno | case 0 | 4: |
870 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LB, data_reg1, addr_reg1, 0);
|
871 | afa05235 | Aurelien Jarno | break;
|
872 | afa05235 | Aurelien Jarno | case 1: |
873 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
874 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, addr_reg1, 0);
|
875 | afa05235 | Aurelien Jarno | tcg_out_bswap16(s, data_reg1, TCG_REG_T0); |
876 | afa05235 | Aurelien Jarno | } else {
|
877 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LHU, data_reg1, addr_reg1, 0);
|
878 | afa05235 | Aurelien Jarno | } |
879 | afa05235 | Aurelien Jarno | break;
|
880 | afa05235 | Aurelien Jarno | case 1 | 4: |
881 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
882 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, addr_reg1, 0);
|
883 | afa05235 | Aurelien Jarno | tcg_out_bswap16s(s, data_reg1, TCG_REG_T0); |
884 | afa05235 | Aurelien Jarno | } else {
|
885 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LH, data_reg1, addr_reg1, 0);
|
886 | afa05235 | Aurelien Jarno | } |
887 | afa05235 | Aurelien Jarno | break;
|
888 | afa05235 | Aurelien Jarno | case 2: |
889 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
890 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 0);
|
891 | afa05235 | Aurelien Jarno | tcg_out_bswap32(s, data_reg1, TCG_REG_T0); |
892 | afa05235 | Aurelien Jarno | } else {
|
893 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, data_reg1, addr_reg1, 0);
|
894 | afa05235 | Aurelien Jarno | } |
895 | afa05235 | Aurelien Jarno | break;
|
896 | afa05235 | Aurelien Jarno | case 3: |
897 | afa05235 | Aurelien Jarno | #if !defined(CONFIG_SOFTMMU)
|
898 | afa05235 | Aurelien Jarno | tcg_out_mov(s, TCG_REG_V0, addr_reg1); |
899 | afa05235 | Aurelien Jarno | addr_reg1 = TCG_REG_V0; |
900 | afa05235 | Aurelien Jarno | #endif
|
901 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
902 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 4);
|
903 | afa05235 | Aurelien Jarno | tcg_out_bswap32(s, data_reg1, TCG_REG_T0); |
904 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 0);
|
905 | afa05235 | Aurelien Jarno | tcg_out_bswap32(s, data_reg2, TCG_REG_T0); |
906 | afa05235 | Aurelien Jarno | } else {
|
907 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, data_reg1, addr_reg1, 0);
|
908 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, data_reg2, addr_reg1, 4);
|
909 | afa05235 | Aurelien Jarno | } |
910 | afa05235 | Aurelien Jarno | break;
|
911 | afa05235 | Aurelien Jarno | default:
|
912 | afa05235 | Aurelien Jarno | tcg_abort(); |
913 | afa05235 | Aurelien Jarno | } |
914 | afa05235 | Aurelien Jarno | |
915 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
916 | afa05235 | Aurelien Jarno | reloc_pc16(label2_ptr, (tcg_target_long) s->code_ptr); |
917 | afa05235 | Aurelien Jarno | #endif
|
918 | afa05235 | Aurelien Jarno | } |
919 | afa05235 | Aurelien Jarno | |
920 | afa05235 | Aurelien Jarno | static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, |
921 | afa05235 | Aurelien Jarno | int opc)
|
922 | afa05235 | Aurelien Jarno | { |
923 | afa05235 | Aurelien Jarno | int addr_regl, addr_reg1, addr_meml;
|
924 | afa05235 | Aurelien Jarno | int data_regl, data_regh, data_reg1, data_reg2;
|
925 | afa05235 | Aurelien Jarno | int mem_index, s_bits;
|
926 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
927 | afa05235 | Aurelien Jarno | uint8_t *label1_ptr, *label2_ptr; |
928 | afa05235 | Aurelien Jarno | int sp_args;
|
929 | afa05235 | Aurelien Jarno | #endif
|
930 | afa05235 | Aurelien Jarno | #if TARGET_LONG_BITS == 64 |
931 | afa05235 | Aurelien Jarno | # if defined(CONFIG_SOFTMMU)
|
932 | afa05235 | Aurelien Jarno | uint8_t *label3_ptr; |
933 | afa05235 | Aurelien Jarno | # endif
|
934 | afa05235 | Aurelien Jarno | int addr_regh, addr_reg2, addr_memh;
|
935 | afa05235 | Aurelien Jarno | #endif
|
936 | afa05235 | Aurelien Jarno | |
937 | afa05235 | Aurelien Jarno | data_regl = *args++; |
938 | afa05235 | Aurelien Jarno | if (opc == 3) { |
939 | afa05235 | Aurelien Jarno | data_regh = *args++; |
940 | afa05235 | Aurelien Jarno | #if defined(TCG_TARGET_WORDS_BIGENDIAN)
|
941 | afa05235 | Aurelien Jarno | data_reg1 = data_regh; |
942 | afa05235 | Aurelien Jarno | data_reg2 = data_regl; |
943 | afa05235 | Aurelien Jarno | #else
|
944 | afa05235 | Aurelien Jarno | data_reg1 = data_regl; |
945 | afa05235 | Aurelien Jarno | data_reg2 = data_regh; |
946 | afa05235 | Aurelien Jarno | #endif
|
947 | afa05235 | Aurelien Jarno | } else {
|
948 | afa05235 | Aurelien Jarno | data_reg1 = data_regl; |
949 | afa05235 | Aurelien Jarno | data_reg2 = 0;
|
950 | afa05235 | Aurelien Jarno | data_regh = 0;
|
951 | afa05235 | Aurelien Jarno | } |
952 | afa05235 | Aurelien Jarno | addr_regl = *args++; |
953 | afa05235 | Aurelien Jarno | #if TARGET_LONG_BITS == 64 |
954 | afa05235 | Aurelien Jarno | addr_regh = *args++; |
955 | afa05235 | Aurelien Jarno | # if defined(TCG_TARGET_WORDS_BIGENDIAN)
|
956 | afa05235 | Aurelien Jarno | addr_reg1 = addr_regh; |
957 | afa05235 | Aurelien Jarno | addr_reg2 = addr_regl; |
958 | afa05235 | Aurelien Jarno | addr_memh = 0;
|
959 | afa05235 | Aurelien Jarno | addr_meml = 4;
|
960 | afa05235 | Aurelien Jarno | # else
|
961 | afa05235 | Aurelien Jarno | addr_reg1 = addr_regl; |
962 | afa05235 | Aurelien Jarno | addr_reg2 = addr_regh; |
963 | afa05235 | Aurelien Jarno | addr_memh = 4;
|
964 | afa05235 | Aurelien Jarno | addr_meml = 0;
|
965 | afa05235 | Aurelien Jarno | # endif
|
966 | afa05235 | Aurelien Jarno | #else
|
967 | afa05235 | Aurelien Jarno | addr_reg1 = addr_regl; |
968 | afa05235 | Aurelien Jarno | addr_meml = 0;
|
969 | afa05235 | Aurelien Jarno | #endif
|
970 | afa05235 | Aurelien Jarno | mem_index = *args; |
971 | afa05235 | Aurelien Jarno | s_bits = opc; |
972 | afa05235 | Aurelien Jarno | |
973 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
974 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, TCG_REG_A0, addr_regl, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS); |
975 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_A0, TCG_REG_A0, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
|
976 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, TCG_AREG0); |
977 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0, |
978 | afa05235 | Aurelien Jarno | offsetof(CPUState, tlb_table[mem_index][0].addr_write) + addr_meml);
|
979 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T0, TARGET_PAGE_MASK | ((1 << s_bits) - 1)); |
980 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_AND, TCG_REG_T0, TCG_REG_T0, addr_regl); |
981 | afa05235 | Aurelien Jarno | |
982 | afa05235 | Aurelien Jarno | # if TARGET_LONG_BITS == 64 |
983 | afa05235 | Aurelien Jarno | label3_ptr = s->code_ptr; |
984 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT, 0);
|
985 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
986 | afa05235 | Aurelien Jarno | |
987 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0, |
988 | afa05235 | Aurelien Jarno | offsetof(CPUState, tlb_table[mem_index][0].addr_write) + addr_memh);
|
989 | afa05235 | Aurelien Jarno | |
990 | afa05235 | Aurelien Jarno | label1_ptr = s->code_ptr; |
991 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, addr_regh, TCG_REG_AT, 0);
|
992 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
993 | afa05235 | Aurelien Jarno | |
994 | afa05235 | Aurelien Jarno | reloc_pc16(label3_ptr, (tcg_target_long) s->code_ptr); |
995 | afa05235 | Aurelien Jarno | # else
|
996 | afa05235 | Aurelien Jarno | label1_ptr = s->code_ptr; |
997 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT, 0);
|
998 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
999 | afa05235 | Aurelien Jarno | # endif
|
1000 | afa05235 | Aurelien Jarno | |
1001 | afa05235 | Aurelien Jarno | /* slow path */
|
1002 | afa05235 | Aurelien Jarno | sp_args = TCG_REG_A0; |
1003 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, addr_reg1); |
1004 | afa05235 | Aurelien Jarno | # if TARGET_LONG_BITS == 64 |
1005 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, addr_reg2); |
1006 | afa05235 | Aurelien Jarno | # endif
|
1007 | afa05235 | Aurelien Jarno | switch(opc) {
|
1008 | afa05235 | Aurelien Jarno | case 0: |
1009 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, sp_args++, data_reg1, 0xff);
|
1010 | afa05235 | Aurelien Jarno | break;
|
1011 | afa05235 | Aurelien Jarno | case 1: |
1012 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, sp_args++, data_reg1, 0xffff);
|
1013 | afa05235 | Aurelien Jarno | break;
|
1014 | afa05235 | Aurelien Jarno | case 2: |
1015 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, data_reg1); |
1016 | afa05235 | Aurelien Jarno | break;
|
1017 | afa05235 | Aurelien Jarno | case 3: |
1018 | afa05235 | Aurelien Jarno | sp_args = (sp_args + 1) & ~1; |
1019 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, data_reg1); |
1020 | afa05235 | Aurelien Jarno | tcg_out_mov(s, sp_args++, data_reg2); |
1021 | afa05235 | Aurelien Jarno | break;
|
1022 | afa05235 | Aurelien Jarno | default:
|
1023 | afa05235 | Aurelien Jarno | tcg_abort(); |
1024 | afa05235 | Aurelien Jarno | } |
1025 | afa05235 | Aurelien Jarno | if (sp_args > TCG_REG_A3) {
|
1026 | afa05235 | Aurelien Jarno | /* Push mem_index on the stack */
|
1027 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_AT, mem_index); |
1028 | afa05235 | Aurelien Jarno | tcg_out_st(s, TCG_TYPE_I32, TCG_REG_AT, TCG_REG_SP, 16);
|
1029 | afa05235 | Aurelien Jarno | } else {
|
1030 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, sp_args, mem_index); |
1031 | afa05235 | Aurelien Jarno | } |
1032 | afa05235 | Aurelien Jarno | |
1033 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T9, (tcg_target_long)qemu_st_helpers[s_bits]); |
1034 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JALR, TCG_REG_RA, TCG_REG_T9, 0);
|
1035 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1036 | afa05235 | Aurelien Jarno | |
1037 | afa05235 | Aurelien Jarno | label2_ptr = s->code_ptr; |
1038 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO, 0);
|
1039 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1040 | afa05235 | Aurelien Jarno | |
1041 | afa05235 | Aurelien Jarno | /* label1: fast path */
|
1042 | afa05235 | Aurelien Jarno | reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr); |
1043 | afa05235 | Aurelien Jarno | |
1044 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_LW, TCG_REG_A0, TCG_REG_A0, |
1045 | afa05235 | Aurelien Jarno | offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml);
|
1046 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, addr_regl); |
1047 | afa05235 | Aurelien Jarno | |
1048 | afa05235 | Aurelien Jarno | addr_reg1 = TCG_REG_A0; |
1049 | afa05235 | Aurelien Jarno | #endif
|
1050 | afa05235 | Aurelien Jarno | |
1051 | afa05235 | Aurelien Jarno | switch(opc) {
|
1052 | afa05235 | Aurelien Jarno | case 0: |
1053 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SB, data_reg1, addr_reg1, 0);
|
1054 | afa05235 | Aurelien Jarno | break;
|
1055 | afa05235 | Aurelien Jarno | case 1: |
1056 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
1057 | afa05235 | Aurelien Jarno | tcg_out_bswap16(s, TCG_REG_T0, data_reg1); |
1058 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SH, TCG_REG_T0, addr_reg1, 0);
|
1059 | afa05235 | Aurelien Jarno | } else {
|
1060 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SH, data_reg1, addr_reg1, 0);
|
1061 | afa05235 | Aurelien Jarno | } |
1062 | afa05235 | Aurelien Jarno | break;
|
1063 | afa05235 | Aurelien Jarno | case 2: |
1064 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
1065 | afa05235 | Aurelien Jarno | tcg_out_bswap32(s, TCG_REG_T0, data_reg1); |
1066 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 0);
|
1067 | afa05235 | Aurelien Jarno | } else {
|
1068 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SW, data_reg1, addr_reg1, 0);
|
1069 | afa05235 | Aurelien Jarno | } |
1070 | afa05235 | Aurelien Jarno | break;
|
1071 | afa05235 | Aurelien Jarno | case 3: |
1072 | afa05235 | Aurelien Jarno | if (TCG_NEED_BSWAP) {
|
1073 | afa05235 | Aurelien Jarno | tcg_out_bswap32(s, TCG_REG_T0, data_reg2); |
1074 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 0);
|
1075 | afa05235 | Aurelien Jarno | tcg_out_bswap32(s, TCG_REG_T0, data_reg1); |
1076 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 4);
|
1077 | afa05235 | Aurelien Jarno | } else {
|
1078 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SW, data_reg1, addr_reg1, 0);
|
1079 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_SW, data_reg2, addr_reg1, 4);
|
1080 | afa05235 | Aurelien Jarno | } |
1081 | afa05235 | Aurelien Jarno | break;
|
1082 | afa05235 | Aurelien Jarno | default:
|
1083 | afa05235 | Aurelien Jarno | tcg_abort(); |
1084 | afa05235 | Aurelien Jarno | } |
1085 | afa05235 | Aurelien Jarno | |
1086 | afa05235 | Aurelien Jarno | #if defined(CONFIG_SOFTMMU)
|
1087 | afa05235 | Aurelien Jarno | reloc_pc16(label2_ptr, (tcg_target_long) s->code_ptr); |
1088 | afa05235 | Aurelien Jarno | #endif
|
1089 | afa05235 | Aurelien Jarno | } |
1090 | afa05235 | Aurelien Jarno | |
1091 | afa05235 | Aurelien Jarno | static inline void tcg_out_op(TCGContext *s, int opc, |
1092 | afa05235 | Aurelien Jarno | const TCGArg *args, const int *const_args) |
1093 | afa05235 | Aurelien Jarno | { |
1094 | afa05235 | Aurelien Jarno | switch(opc) {
|
1095 | afa05235 | Aurelien Jarno | case INDEX_op_exit_tb:
|
1096 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_V0, args[0]);
|
1097 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_AT, (tcg_target_long)tb_ret_addr); |
1098 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JR, 0, TCG_REG_AT, 0); |
1099 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1100 | afa05235 | Aurelien Jarno | break;
|
1101 | afa05235 | Aurelien Jarno | case INDEX_op_goto_tb:
|
1102 | afa05235 | Aurelien Jarno | if (s->tb_jmp_offset) {
|
1103 | afa05235 | Aurelien Jarno | /* direct jump method */
|
1104 | afa05235 | Aurelien Jarno | tcg_abort(); |
1105 | afa05235 | Aurelien Jarno | } else {
|
1106 | afa05235 | Aurelien Jarno | /* indirect jump method */
|
1107 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_AT, (tcg_target_long)(s->tb_next + args[0]));
|
1108 | afa05235 | Aurelien Jarno | tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_AT, TCG_REG_AT, 0);
|
1109 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JR, 0, TCG_REG_AT, 0); |
1110 | afa05235 | Aurelien Jarno | } |
1111 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1112 | afa05235 | Aurelien Jarno | s->tb_next_offset[args[0]] = s->code_ptr - s->code_buf;
|
1113 | afa05235 | Aurelien Jarno | break;
|
1114 | afa05235 | Aurelien Jarno | case INDEX_op_call:
|
1115 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JALR, TCG_REG_RA, args[0], 0); |
1116 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1117 | afa05235 | Aurelien Jarno | break;
|
1118 | afa05235 | Aurelien Jarno | case INDEX_op_jmp:
|
1119 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JR, 0, args[0], 0); |
1120 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1121 | afa05235 | Aurelien Jarno | break;
|
1122 | afa05235 | Aurelien Jarno | case INDEX_op_br:
|
1123 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, TCG_COND_EQ, TCG_REG_ZERO, TCG_REG_ZERO, args[0]);
|
1124 | afa05235 | Aurelien Jarno | break;
|
1125 | afa05235 | Aurelien Jarno | |
1126 | afa05235 | Aurelien Jarno | case INDEX_op_mov_i32:
|
1127 | afa05235 | Aurelien Jarno | tcg_out_mov(s, args[0], args[1]); |
1128 | afa05235 | Aurelien Jarno | break;
|
1129 | afa05235 | Aurelien Jarno | case INDEX_op_movi_i32:
|
1130 | afa05235 | Aurelien Jarno | tcg_out_movi(s, TCG_TYPE_I32, args[0], args[1]); |
1131 | afa05235 | Aurelien Jarno | break;
|
1132 | afa05235 | Aurelien Jarno | |
1133 | afa05235 | Aurelien Jarno | case INDEX_op_ld8u_i32:
|
1134 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_LBU, args[0], args[1], args[2]); |
1135 | afa05235 | Aurelien Jarno | break;
|
1136 | afa05235 | Aurelien Jarno | case INDEX_op_ld8s_i32:
|
1137 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_LB, args[0], args[1], args[2]); |
1138 | afa05235 | Aurelien Jarno | break;
|
1139 | afa05235 | Aurelien Jarno | case INDEX_op_ld16u_i32:
|
1140 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_LHU, args[0], args[1], args[2]); |
1141 | afa05235 | Aurelien Jarno | break;
|
1142 | afa05235 | Aurelien Jarno | case INDEX_op_ld16s_i32:
|
1143 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_LH, args[0], args[1], args[2]); |
1144 | afa05235 | Aurelien Jarno | break;
|
1145 | afa05235 | Aurelien Jarno | case INDEX_op_ld_i32:
|
1146 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_LW, args[0], args[1], args[2]); |
1147 | afa05235 | Aurelien Jarno | break;
|
1148 | afa05235 | Aurelien Jarno | case INDEX_op_st8_i32:
|
1149 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_SB, args[0], args[1], args[2]); |
1150 | afa05235 | Aurelien Jarno | break;
|
1151 | afa05235 | Aurelien Jarno | case INDEX_op_st16_i32:
|
1152 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_SH, args[0], args[1], args[2]); |
1153 | afa05235 | Aurelien Jarno | break;
|
1154 | afa05235 | Aurelien Jarno | case INDEX_op_st_i32:
|
1155 | afa05235 | Aurelien Jarno | tcg_out_ldst(s, OPC_SW, args[0], args[1], args[2]); |
1156 | afa05235 | Aurelien Jarno | break;
|
1157 | afa05235 | Aurelien Jarno | |
1158 | afa05235 | Aurelien Jarno | case INDEX_op_add_i32:
|
1159 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1160 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, args[0], args[1], args[2]); |
1161 | afa05235 | Aurelien Jarno | } else {
|
1162 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, args[0], args[1], args[2]); |
1163 | afa05235 | Aurelien Jarno | } |
1164 | afa05235 | Aurelien Jarno | break;
|
1165 | afa05235 | Aurelien Jarno | case INDEX_op_add2_i32:
|
1166 | afa05235 | Aurelien Jarno | if (const_args[4]) { |
1167 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, TCG_REG_AT, args[2], args[4]); |
1168 | afa05235 | Aurelien Jarno | } else {
|
1169 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_AT, args[2], args[4]); |
1170 | afa05235 | Aurelien Jarno | } |
1171 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_T0, TCG_REG_AT, args[2]);
|
1172 | afa05235 | Aurelien Jarno | if (const_args[5]) { |
1173 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, args[1], args[3], args[5]); |
1174 | afa05235 | Aurelien Jarno | } else {
|
1175 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, args[1], args[3], args[5]); |
1176 | afa05235 | Aurelien Jarno | } |
1177 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_ADDU, args[1], args[1], TCG_REG_T0); |
1178 | afa05235 | Aurelien Jarno | tcg_out_mov(s, args[0], TCG_REG_AT);
|
1179 | afa05235 | Aurelien Jarno | break;
|
1180 | afa05235 | Aurelien Jarno | case INDEX_op_sub_i32:
|
1181 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1182 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, args[0], args[1], -args[2]); |
1183 | afa05235 | Aurelien Jarno | } else {
|
1184 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SUBU, args[0], args[1], args[2]); |
1185 | afa05235 | Aurelien Jarno | } |
1186 | afa05235 | Aurelien Jarno | break;
|
1187 | afa05235 | Aurelien Jarno | case INDEX_op_sub2_i32:
|
1188 | afa05235 | Aurelien Jarno | if (const_args[4]) { |
1189 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, TCG_REG_AT, args[2], -args[4]); |
1190 | afa05235 | Aurelien Jarno | } else {
|
1191 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SUBU, TCG_REG_AT, args[2], args[4]); |
1192 | afa05235 | Aurelien Jarno | } |
1193 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_T0, args[2], TCG_REG_AT);
|
1194 | afa05235 | Aurelien Jarno | if (const_args[5]) { |
1195 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ADDIU, args[1], args[3], -args[5]); |
1196 | afa05235 | Aurelien Jarno | } else {
|
1197 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SUBU, args[1], args[3], args[5]); |
1198 | afa05235 | Aurelien Jarno | } |
1199 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SUBU, args[1], args[1], TCG_REG_T0); |
1200 | afa05235 | Aurelien Jarno | tcg_out_mov(s, args[0], TCG_REG_AT);
|
1201 | afa05235 | Aurelien Jarno | break;
|
1202 | afa05235 | Aurelien Jarno | case INDEX_op_mul_i32:
|
1203 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MULT, 0, args[1], args[2]); |
1204 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFLO, args[0], 0, 0); |
1205 | afa05235 | Aurelien Jarno | break;
|
1206 | afa05235 | Aurelien Jarno | case INDEX_op_mulu2_i32:
|
1207 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MULTU, 0, args[2], args[3]); |
1208 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFLO, args[0], 0, 0); |
1209 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFHI, args[1], 0, 0); |
1210 | afa05235 | Aurelien Jarno | break;
|
1211 | afa05235 | Aurelien Jarno | case INDEX_op_div_i32:
|
1212 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_DIV, 0, args[1], args[2]); |
1213 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFLO, args[0], 0, 0); |
1214 | afa05235 | Aurelien Jarno | break;
|
1215 | afa05235 | Aurelien Jarno | case INDEX_op_divu_i32:
|
1216 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_DIVU, 0, args[1], args[2]); |
1217 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFLO, args[0], 0, 0); |
1218 | afa05235 | Aurelien Jarno | break;
|
1219 | afa05235 | Aurelien Jarno | case INDEX_op_rem_i32:
|
1220 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_DIV, 0, args[1], args[2]); |
1221 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFHI, args[0], 0, 0); |
1222 | afa05235 | Aurelien Jarno | break;
|
1223 | afa05235 | Aurelien Jarno | case INDEX_op_remu_i32:
|
1224 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_DIVU, 0, args[1], args[2]); |
1225 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_MFHI, args[0], 0, 0); |
1226 | afa05235 | Aurelien Jarno | break;
|
1227 | afa05235 | Aurelien Jarno | |
1228 | afa05235 | Aurelien Jarno | case INDEX_op_and_i32:
|
1229 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1230 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ANDI, args[0], args[1], args[2]); |
1231 | afa05235 | Aurelien Jarno | } else {
|
1232 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_AND, args[0], args[1], args[2]); |
1233 | afa05235 | Aurelien Jarno | } |
1234 | afa05235 | Aurelien Jarno | break;
|
1235 | afa05235 | Aurelien Jarno | case INDEX_op_or_i32:
|
1236 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1237 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_ORI, args[0], args[1], args[2]); |
1238 | afa05235 | Aurelien Jarno | } else {
|
1239 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_OR, args[0], args[1], args[2]); |
1240 | afa05235 | Aurelien Jarno | } |
1241 | afa05235 | Aurelien Jarno | break;
|
1242 | afa05235 | Aurelien Jarno | case INDEX_op_not_i32:
|
1243 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_NOR, args[0], args[1], args[1]); |
1244 | afa05235 | Aurelien Jarno | break;
|
1245 | afa05235 | Aurelien Jarno | case INDEX_op_xor_i32:
|
1246 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1247 | afa05235 | Aurelien Jarno | tcg_out_opc_imm(s, OPC_XORI, args[0], args[1], args[2]); |
1248 | afa05235 | Aurelien Jarno | } else {
|
1249 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_XOR, args[0], args[1], args[2]); |
1250 | afa05235 | Aurelien Jarno | } |
1251 | afa05235 | Aurelien Jarno | break;
|
1252 | afa05235 | Aurelien Jarno | |
1253 | afa05235 | Aurelien Jarno | case INDEX_op_sar_i32:
|
1254 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1255 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRA, args[0], args[1], args[2]); |
1256 | afa05235 | Aurelien Jarno | } else {
|
1257 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SRAV, args[0], args[2], args[1]); |
1258 | afa05235 | Aurelien Jarno | } |
1259 | afa05235 | Aurelien Jarno | break;
|
1260 | afa05235 | Aurelien Jarno | case INDEX_op_shl_i32:
|
1261 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1262 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SLL, args[0], args[1], args[2]); |
1263 | afa05235 | Aurelien Jarno | } else {
|
1264 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SLLV, args[0], args[2], args[1]); |
1265 | afa05235 | Aurelien Jarno | } |
1266 | afa05235 | Aurelien Jarno | break;
|
1267 | afa05235 | Aurelien Jarno | case INDEX_op_shr_i32:
|
1268 | afa05235 | Aurelien Jarno | if (const_args[2]) { |
1269 | afa05235 | Aurelien Jarno | tcg_out_opc_sa(s, OPC_SRL, args[0], args[1], args[2]); |
1270 | afa05235 | Aurelien Jarno | } else {
|
1271 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_SRLV, args[0], args[2], args[1]); |
1272 | afa05235 | Aurelien Jarno | } |
1273 | afa05235 | Aurelien Jarno | break;
|
1274 | afa05235 | Aurelien Jarno | |
1275 | afa05235 | Aurelien Jarno | case INDEX_op_brcond_i32:
|
1276 | afa05235 | Aurelien Jarno | tcg_out_brcond(s, args[2], args[0], args[1], args[3]); |
1277 | afa05235 | Aurelien Jarno | break;
|
1278 | afa05235 | Aurelien Jarno | case INDEX_op_brcond2_i32:
|
1279 | afa05235 | Aurelien Jarno | tcg_out_brcond2(s, args[4], args[0], args[1], args[2], args[3], args[5]); |
1280 | afa05235 | Aurelien Jarno | break;
|
1281 | afa05235 | Aurelien Jarno | |
1282 | 4cb26382 | Aurelien Jarno | case INDEX_op_setcond_i32:
|
1283 | 4cb26382 | Aurelien Jarno | tcg_out_setcond(s, args[3], args[0], args[1], args[2]); |
1284 | 4cb26382 | Aurelien Jarno | break;
|
1285 | 434254aa | Aurelien Jarno | case INDEX_op_setcond2_i32:
|
1286 | 434254aa | Aurelien Jarno | tcg_out_setcond2(s, args[5], args[0], args[1], args[2], args[3], args[4]); |
1287 | 434254aa | Aurelien Jarno | break;
|
1288 | 4cb26382 | Aurelien Jarno | |
1289 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_ld8u:
|
1290 | afa05235 | Aurelien Jarno | tcg_out_qemu_ld(s, args, 0);
|
1291 | afa05235 | Aurelien Jarno | break;
|
1292 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_ld8s:
|
1293 | afa05235 | Aurelien Jarno | tcg_out_qemu_ld(s, args, 0 | 4); |
1294 | afa05235 | Aurelien Jarno | break;
|
1295 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_ld16u:
|
1296 | afa05235 | Aurelien Jarno | tcg_out_qemu_ld(s, args, 1);
|
1297 | afa05235 | Aurelien Jarno | break;
|
1298 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_ld16s:
|
1299 | afa05235 | Aurelien Jarno | tcg_out_qemu_ld(s, args, 1 | 4); |
1300 | afa05235 | Aurelien Jarno | break;
|
1301 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_ld32u:
|
1302 | afa05235 | Aurelien Jarno | tcg_out_qemu_ld(s, args, 2);
|
1303 | afa05235 | Aurelien Jarno | break;
|
1304 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_ld64:
|
1305 | afa05235 | Aurelien Jarno | tcg_out_qemu_ld(s, args, 3);
|
1306 | afa05235 | Aurelien Jarno | break;
|
1307 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_st8:
|
1308 | afa05235 | Aurelien Jarno | tcg_out_qemu_st(s, args, 0);
|
1309 | afa05235 | Aurelien Jarno | break;
|
1310 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_st16:
|
1311 | afa05235 | Aurelien Jarno | tcg_out_qemu_st(s, args, 1);
|
1312 | afa05235 | Aurelien Jarno | break;
|
1313 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_st32:
|
1314 | afa05235 | Aurelien Jarno | tcg_out_qemu_st(s, args, 2);
|
1315 | afa05235 | Aurelien Jarno | break;
|
1316 | afa05235 | Aurelien Jarno | case INDEX_op_qemu_st64:
|
1317 | afa05235 | Aurelien Jarno | tcg_out_qemu_st(s, args, 3);
|
1318 | afa05235 | Aurelien Jarno | break;
|
1319 | afa05235 | Aurelien Jarno | |
1320 | afa05235 | Aurelien Jarno | default:
|
1321 | afa05235 | Aurelien Jarno | tcg_abort(); |
1322 | afa05235 | Aurelien Jarno | } |
1323 | afa05235 | Aurelien Jarno | } |
1324 | afa05235 | Aurelien Jarno | |
1325 | afa05235 | Aurelien Jarno | static const TCGTargetOpDef mips_op_defs[] = { |
1326 | afa05235 | Aurelien Jarno | { INDEX_op_exit_tb, { } }, |
1327 | afa05235 | Aurelien Jarno | { INDEX_op_goto_tb, { } }, |
1328 | afa05235 | Aurelien Jarno | { INDEX_op_call, { "C" } },
|
1329 | afa05235 | Aurelien Jarno | { INDEX_op_jmp, { "r" } },
|
1330 | afa05235 | Aurelien Jarno | { INDEX_op_br, { } }, |
1331 | afa05235 | Aurelien Jarno | |
1332 | afa05235 | Aurelien Jarno | { INDEX_op_mov_i32, { "r", "r" } }, |
1333 | afa05235 | Aurelien Jarno | { INDEX_op_movi_i32, { "r" } },
|
1334 | afa05235 | Aurelien Jarno | { INDEX_op_ld8u_i32, { "r", "r" } }, |
1335 | afa05235 | Aurelien Jarno | { INDEX_op_ld8s_i32, { "r", "r" } }, |
1336 | afa05235 | Aurelien Jarno | { INDEX_op_ld16u_i32, { "r", "r" } }, |
1337 | afa05235 | Aurelien Jarno | { INDEX_op_ld16s_i32, { "r", "r" } }, |
1338 | afa05235 | Aurelien Jarno | { INDEX_op_ld_i32, { "r", "r" } }, |
1339 | afa05235 | Aurelien Jarno | { INDEX_op_st8_i32, { "rZ", "r" } }, |
1340 | afa05235 | Aurelien Jarno | { INDEX_op_st16_i32, { "rZ", "r" } }, |
1341 | afa05235 | Aurelien Jarno | { INDEX_op_st_i32, { "rZ", "r" } }, |
1342 | afa05235 | Aurelien Jarno | |
1343 | afa05235 | Aurelien Jarno | { INDEX_op_add_i32, { "r", "rZ", "rJZ" } }, |
1344 | afa05235 | Aurelien Jarno | { INDEX_op_mul_i32, { "r", "rZ", "rZ" } }, |
1345 | afa05235 | Aurelien Jarno | { INDEX_op_mulu2_i32, { "r", "r", "rZ", "rZ" } }, |
1346 | afa05235 | Aurelien Jarno | { INDEX_op_div_i32, { "r", "rZ", "rZ" } }, |
1347 | afa05235 | Aurelien Jarno | { INDEX_op_divu_i32, { "r", "rZ", "rZ" } }, |
1348 | afa05235 | Aurelien Jarno | { INDEX_op_rem_i32, { "r", "rZ", "rZ" } }, |
1349 | afa05235 | Aurelien Jarno | { INDEX_op_remu_i32, { "r", "rZ", "rZ" } }, |
1350 | afa05235 | Aurelien Jarno | { INDEX_op_sub_i32, { "r", "rZ", "rJZ" } }, |
1351 | afa05235 | Aurelien Jarno | |
1352 | afa05235 | Aurelien Jarno | { INDEX_op_and_i32, { "r", "rZ", "rIZ" } }, |
1353 | afa05235 | Aurelien Jarno | { INDEX_op_not_i32, { "r", "rZ" } }, |
1354 | afa05235 | Aurelien Jarno | { INDEX_op_or_i32, { "r", "rZ", "rIZ" } }, |
1355 | afa05235 | Aurelien Jarno | { INDEX_op_xor_i32, { "r", "rZ", "rIZ" } }, |
1356 | afa05235 | Aurelien Jarno | |
1357 | afa05235 | Aurelien Jarno | { INDEX_op_shl_i32, { "r", "rZ", "riZ" } }, |
1358 | afa05235 | Aurelien Jarno | { INDEX_op_shr_i32, { "r", "rZ", "riZ" } }, |
1359 | afa05235 | Aurelien Jarno | { INDEX_op_sar_i32, { "r", "rZ", "riZ" } }, |
1360 | afa05235 | Aurelien Jarno | |
1361 | afa05235 | Aurelien Jarno | { INDEX_op_brcond_i32, { "rZ", "rZ" } }, |
1362 | 4cb26382 | Aurelien Jarno | { INDEX_op_setcond_i32, { "r", "rZ", "rZ" } }, |
1363 | 434254aa | Aurelien Jarno | { INDEX_op_setcond2_i32, { "r", "rZ", "rZ", "rZ", "rZ" } }, |
1364 | afa05235 | Aurelien Jarno | |
1365 | afa05235 | Aurelien Jarno | { INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } }, |
1366 | afa05235 | Aurelien Jarno | { INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } }, |
1367 | afa05235 | Aurelien Jarno | { INDEX_op_brcond2_i32, { "rZ", "rZ", "rZ", "rZ" } }, |
1368 | afa05235 | Aurelien Jarno | |
1369 | afa05235 | Aurelien Jarno | #if TARGET_LONG_BITS == 32 |
1370 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld8u, { "L", "lZ" } }, |
1371 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld8s, { "L", "lZ" } }, |
1372 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld16u, { "L", "lZ" } }, |
1373 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld16s, { "L", "lZ" } }, |
1374 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld32u, { "L", "lZ" } }, |
1375 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld64, { "L", "L", "lZ" } }, |
1376 | afa05235 | Aurelien Jarno | |
1377 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st8, { "SZ", "SZ" } }, |
1378 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st16, { "SZ", "SZ" } }, |
1379 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st32, { "SZ", "SZ" } }, |
1380 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st64, { "SZ", "SZ", "SZ" } }, |
1381 | afa05235 | Aurelien Jarno | #else
|
1382 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld8u, { "L", "lZ", "lZ" } }, |
1383 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld8s, { "L", "lZ", "lZ" } }, |
1384 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld16u, { "L", "lZ", "lZ" } }, |
1385 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld16s, { "L", "lZ", "lZ" } }, |
1386 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld32u, { "L", "lZ", "lZ" } }, |
1387 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_ld64, { "L", "L", "lZ", "lZ" } }, |
1388 | afa05235 | Aurelien Jarno | |
1389 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st8, { "SZ", "SZ", "SZ" } }, |
1390 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st16, { "SZ", "SZ", "SZ" } }, |
1391 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st32, { "SZ", "SZ", "SZ" } }, |
1392 | afa05235 | Aurelien Jarno | { INDEX_op_qemu_st64, { "SZ", "SZ", "SZ", "SZ" } }, |
1393 | afa05235 | Aurelien Jarno | #endif
|
1394 | afa05235 | Aurelien Jarno | { -1 },
|
1395 | afa05235 | Aurelien Jarno | }; |
1396 | afa05235 | Aurelien Jarno | |
1397 | afa05235 | Aurelien Jarno | static int tcg_target_callee_save_regs[] = { |
1398 | afa05235 | Aurelien Jarno | TCG_REG_S0, |
1399 | afa05235 | Aurelien Jarno | TCG_REG_S1, |
1400 | afa05235 | Aurelien Jarno | TCG_REG_S2, |
1401 | afa05235 | Aurelien Jarno | TCG_REG_S3, |
1402 | afa05235 | Aurelien Jarno | TCG_REG_S4, |
1403 | afa05235 | Aurelien Jarno | TCG_REG_S5, |
1404 | afa05235 | Aurelien Jarno | TCG_REG_S6, |
1405 | afa05235 | Aurelien Jarno | TCG_REG_S7, |
1406 | afa05235 | Aurelien Jarno | TCG_REG_GP, |
1407 | afa05235 | Aurelien Jarno | /* TCG_REG_FP, */ /* currently used for the global env, so np |
1408 | afa05235 | Aurelien Jarno | need to save */
|
1409 | afa05235 | Aurelien Jarno | TCG_REG_RA, /* should be last for ABI compliance */
|
1410 | afa05235 | Aurelien Jarno | }; |
1411 | afa05235 | Aurelien Jarno | |
1412 | afa05235 | Aurelien Jarno | /* Generate global QEMU prologue and epilogue code */
|
1413 | afa05235 | Aurelien Jarno | void tcg_target_qemu_prologue(TCGContext *s)
|
1414 | afa05235 | Aurelien Jarno | { |
1415 | afa05235 | Aurelien Jarno | int i, frame_size;
|
1416 | afa05235 | Aurelien Jarno | |
1417 | afa05235 | Aurelien Jarno | /* reserve some stack space */
|
1418 | afa05235 | Aurelien Jarno | frame_size = ARRAY_SIZE(tcg_target_callee_save_regs) * 4
|
1419 | afa05235 | Aurelien Jarno | + TCG_STATIC_CALL_ARGS_SIZE; |
1420 | afa05235 | Aurelien Jarno | frame_size = (frame_size + TCG_TARGET_STACK_ALIGN - 1) &
|
1421 | afa05235 | Aurelien Jarno | ~(TCG_TARGET_STACK_ALIGN - 1);
|
1422 | afa05235 | Aurelien Jarno | |
1423 | afa05235 | Aurelien Jarno | /* TB prologue */
|
1424 | afa05235 | Aurelien Jarno | tcg_out_addi(s, TCG_REG_SP, -frame_size); |
1425 | afa05235 | Aurelien Jarno | for(i = 0 ; i < ARRAY_SIZE(tcg_target_callee_save_regs) ; i++) { |
1426 | afa05235 | Aurelien Jarno | tcg_out_st(s, TCG_TYPE_I32, tcg_target_callee_save_regs[i], |
1427 | afa05235 | Aurelien Jarno | TCG_REG_SP, TCG_STATIC_CALL_ARGS_SIZE + i * 4);
|
1428 | afa05235 | Aurelien Jarno | } |
1429 | afa05235 | Aurelien Jarno | |
1430 | afa05235 | Aurelien Jarno | /* Call generated code */
|
1431 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JR, 0, TCG_REG_A0, 0); |
1432 | afa05235 | Aurelien Jarno | tcg_out_nop(s); |
1433 | afa05235 | Aurelien Jarno | tb_ret_addr = s->code_ptr; |
1434 | afa05235 | Aurelien Jarno | |
1435 | afa05235 | Aurelien Jarno | /* TB epilogue */
|
1436 | afa05235 | Aurelien Jarno | for(i = 0 ; i < ARRAY_SIZE(tcg_target_callee_save_regs) ; i++) { |
1437 | afa05235 | Aurelien Jarno | tcg_out_ld(s, TCG_TYPE_I32, tcg_target_callee_save_regs[i], |
1438 | afa05235 | Aurelien Jarno | TCG_REG_SP, TCG_STATIC_CALL_ARGS_SIZE + i * 4);
|
1439 | afa05235 | Aurelien Jarno | } |
1440 | afa05235 | Aurelien Jarno | |
1441 | afa05235 | Aurelien Jarno | tcg_out_opc_reg(s, OPC_JR, 0, TCG_REG_RA, 0); |
1442 | afa05235 | Aurelien Jarno | tcg_out_addi(s, TCG_REG_SP, frame_size); |
1443 | afa05235 | Aurelien Jarno | } |
1444 | afa05235 | Aurelien Jarno | |
1445 | afa05235 | Aurelien Jarno | void tcg_target_init(TCGContext *s)
|
1446 | afa05235 | Aurelien Jarno | { |
1447 | afa05235 | Aurelien Jarno | tcg_regset_set(tcg_target_available_regs[TCG_TYPE_I32], 0xffffffff);
|
1448 | afa05235 | Aurelien Jarno | tcg_regset_set(tcg_target_call_clobber_regs, |
1449 | afa05235 | Aurelien Jarno | (1 << TCG_REG_V0) |
|
1450 | afa05235 | Aurelien Jarno | (1 << TCG_REG_V1) |
|
1451 | afa05235 | Aurelien Jarno | (1 << TCG_REG_A0) |
|
1452 | afa05235 | Aurelien Jarno | (1 << TCG_REG_A1) |
|
1453 | afa05235 | Aurelien Jarno | (1 << TCG_REG_A2) |
|
1454 | afa05235 | Aurelien Jarno | (1 << TCG_REG_A3) |
|
1455 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T1) |
|
1456 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T2) |
|
1457 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T3) |
|
1458 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T4) |
|
1459 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T5) |
|
1460 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T6) |
|
1461 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T7) |
|
1462 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T8) |
|
1463 | afa05235 | Aurelien Jarno | (1 << TCG_REG_T9));
|
1464 | afa05235 | Aurelien Jarno | |
1465 | afa05235 | Aurelien Jarno | tcg_regset_clear(s->reserved_regs); |
1466 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_ZERO); /* zero register */
|
1467 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_K0); /* kernel use only */
|
1468 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_K1); /* kernel use only */
|
1469 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_AT); /* internal use */
|
1470 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_T0); /* internal use */
|
1471 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); /* return address */
|
1472 | afa05235 | Aurelien Jarno | tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); /* stack pointer */
|
1473 | afa05235 | Aurelien Jarno | |
1474 | afa05235 | Aurelien Jarno | tcg_add_target_add_op_defs(mips_op_defs); |
1475 | afa05235 | Aurelien Jarno | } |