C++ (Cpp) arith_excp Examples

Example #1

File: fpu_helper.c Project: 0bliv10n/s2e

static inline void inline_fp_exc_raise(CPUAlphaState *env, void *retaddr,
                                       uint32_t exc, uint32_t regno)
{
    if (exc) {
        uint32_t hw_exc = 0;

        if (exc & float_flag_invalid) {
            hw_exc |= EXC_M_INV;
        }
        if (exc & float_flag_divbyzero) {
            hw_exc |= EXC_M_DZE;
        }
        if (exc & float_flag_overflow) {
            hw_exc |= EXC_M_FOV;
        }
        if (exc & float_flag_underflow) {
            hw_exc |= EXC_M_UNF;
        }
        if (exc & float_flag_inexact) {
            hw_exc |= EXC_M_INE;
        }

        arith_excp(env, retaddr, hw_exc, 1ull << regno);
    }
}

Example #2

File: fpu_helper.c Project: 01org/qemu-lite

static void fp_exc_raise1(CPUAlphaState *env, uintptr_t retaddr,
                          uint32_t exc, uint32_t regno, uint32_t hw_exc)
{
    hw_exc |= CONVERT_BIT(exc, FPCR_INV, EXC_M_INV);
    hw_exc |= CONVERT_BIT(exc, FPCR_DZE, EXC_M_DZE);
    hw_exc |= CONVERT_BIT(exc, FPCR_OVF, EXC_M_FOV);
    hw_exc |= CONVERT_BIT(exc, FPCR_UNF, EXC_M_UNF);
    hw_exc |= CONVERT_BIT(exc, FPCR_INE, EXC_M_INE);
    hw_exc |= CONVERT_BIT(exc, FPCR_IOV, EXC_M_IOV);

    arith_excp(env, retaddr, hw_exc, 1ull << regno);
}