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MSA instructions DIV_<U|S>.<B|H|W|D> when dividing by zero, didn't return the same value when executed on a referent hardware (FPGA MIPS 64 r6, little endian) and when executed on QEMU, which is not a real bug, because the result when dividing by zero is UNPREDICTABLE [1] (page 141, 142). [1] MIPS Architecture for Programmers Volume IV-j: The MIPS64 SIMD Architecture Module, Revision 1.12 Backports commit d2a40a5f6938f30f44b536e997e1e89bb62b971c from qemu |
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