void helper_memalign(uint32_t addr, uint32_t dr, uint32_t wr, uint32_t size) { uint32_t mask; switch (size) { case 4: mask = 3; break; case 2: mask = 1; break; default: case 1: mask = 0; break; } if (addr & mask) { qemu_log("unaligned access addr=%x size=%d, wr=%d\n", addr, size, wr); if (!(env->sregs[SR_MSR] & MSR_EE)) { return; } env->sregs[SR_ESR] = ESR_EC_UNALIGNED_DATA | (wr << 10) \ | (dr & 31) << 5; if (size == 4) { env->sregs[SR_ESR] |= 1 << 11; } helper_raise_exception(EXCP_HW_EXCP); } }