Revision 0211e5af target-i386/helper.c
| b/target-i386/helper.c | ||
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| 1609 | 1609 |
#endif /* !CONFIG_USER_ONLY */ |
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#ifdef BUGGY_GCC_DIV64 |
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/* gcc 2.95.4 on PowerPC does not seem to like using __udivdi3, so we |
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call it from another function */ |
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uint32_t div32(uint64_t *q_ptr, uint64_t num, uint32_t den) |
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{
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*q_ptr = num / den; |
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return num % den; |
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} |
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|
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int32_t idiv32(int64_t *q_ptr, int64_t num, int32_t den) |
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{
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*q_ptr = num / den; |
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return num % den; |
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} |
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#endif |
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/* division, flags are undefined */ |
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void helper_divb_AL(target_ulong t0) |
| ... | ... | |
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if (den == 0) {
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raise_exception(EXCP00_DIVZ); |
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} |
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#ifdef BUGGY_GCC_DIV64 |
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r = div32(&q, num, den); |
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#else |
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q = (num / den); |
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r = (num % den); |
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#endif |
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if (q > 0xffffffff) |
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raise_exception(EXCP00_DIVZ); |
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EAX = (uint32_t)q; |
| ... | ... | |
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if (den == 0) {
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raise_exception(EXCP00_DIVZ); |
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} |
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#ifdef BUGGY_GCC_DIV64 |
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r = idiv32(&q, num, den); |
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#else |
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q = (num / den); |
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r = (num % den); |
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#endif |
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if (q != (int32_t)q) |
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raise_exception(EXCP00_DIVZ); |
| 1740 | 1716 |
EAX = (uint32_t)q; |
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