ppc: FP exceptions are always precise
We don't implement imprecise FP exceptions and using store_current which sets SRR1 to the *previous* instruction never makes sense for these. So let's be truthful and make them precise, which is allowed by the architecture. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -274,12 +274,13 @@ static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp)
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env->error_code = 0;
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return;
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}
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/* FP exceptions always have NIP pointing to the faulting
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* instruction, so always use store_next and claim we are
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* precise in the MSR.
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*/
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msr |= 0x00100000;
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if (msr_fe0 == msr_fe1) {
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goto store_next;
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}
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msr |= 0x00010000;
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break;
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goto store_next;
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case POWERPC_EXCP_INVAL:
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LOG_EXCP("Invalid instruction at " TARGET_FMT_lx "\n", env->nip);
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msr |= 0x00080000;
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