Revision 8f8e3aa4 target-arm/op_helper.c
| b/target-arm/op_helper.c | ||
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| 40 | 40 |
spin_unlock(&global_cpu_lock); |
| 41 | 41 |
} |
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void helper_neon_tbl(int rn, int maxindex) |
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uint32_t HELPER(neon_tbl)(uint32_t ireg, uint32_t def, |
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uint32_t rn, uint32_t maxindex) |
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{
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uint32_t val; |
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uint32_t mask; |
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uint32_t tmp; |
| 48 | 48 |
int index; |
| 49 | 49 |
int shift; |
| 50 | 50 |
uint64_t *table; |
| 51 | 51 |
table = (uint64_t *)&env->vfp.regs[rn]; |
| 52 | 52 |
val = 0; |
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mask = 0; |
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for (shift = 0; shift < 32; shift += 8) {
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index = (T1 >> shift) & 0xff;
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if (index <= maxindex) {
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index = (ireg >> shift) & 0xff;
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if (index < maxindex) {
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tmp = (table[index >> 3] >> (index & 7)) & 0xff; |
| 58 | 57 |
val |= tmp << shift; |
| 59 | 58 |
} else {
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val |= T0 & (0xff << shift);
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val |= def & (0xff << shift);
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} |
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} |
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T0 = val;
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return val;
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| 64 | 63 |
} |
| 65 | 64 |
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#if !defined(CONFIG_USER_ONLY) |
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