static int opMOVD_l_mm_a16(uint32_t fetchdat) { uint32_t dst; MMX_REG *op; MMX_ENTER(); fetch_ea_16(fetchdat); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { op->l[0] = cpu_state.regs[cpu_rm].l; op->l[1] = 0; CLOCK_CYCLES(1); } else { SEG_CHECK_READ(cpu_state.ea_seg); dst = readmeml(easeg, cpu_state.eaaddr); if (cpu_state.abrt) return 1; op->l[0] = dst; op->l[1] = 0; CLOCK_CYCLES(2); } MMX_SETEXP(cpu_reg); return 0; } static int opMOVD_l_mm_a32(uint32_t fetchdat) { uint32_t dst; MMX_REG *op; MMX_ENTER(); fetch_ea_32(fetchdat); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { op->l[0] = cpu_state.regs[cpu_rm].l; op->l[1] = 0; CLOCK_CYCLES(1); } else { SEG_CHECK_READ(cpu_state.ea_seg); dst = readmeml(easeg, cpu_state.eaaddr); if (cpu_state.abrt) return 1; op->l[0] = dst; op->l[1] = 0; CLOCK_CYCLES(2); } MMX_SETEXP(cpu_reg); return 0; } static int opMOVD_mm_l_a16(uint32_t fetchdat) { MMX_REG *op; MMX_ENTER(); fetch_ea_16(fetchdat); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { cpu_state.regs[cpu_rm].l = op->l[0]; CLOCK_CYCLES(1); } else { SEG_CHECK_WRITE(cpu_state.ea_seg); CHECK_WRITE_COMMON(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3); writememl(easeg, cpu_state.eaaddr, op->l[0]); if (cpu_state.abrt) return 1; CLOCK_CYCLES(2); } return 0; } static int opMOVD_mm_l_a32(uint32_t fetchdat) { MMX_REG *op; MMX_ENTER(); fetch_ea_32(fetchdat); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { cpu_state.regs[cpu_rm].l = op->l[0]; CLOCK_CYCLES(1); } else { SEG_CHECK_WRITE(cpu_state.ea_seg); CHECK_WRITE_COMMON(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3); writememl(easeg, cpu_state.eaaddr, op->l[0]); if (cpu_state.abrt) return 1; CLOCK_CYCLES(2); } return 0; } #ifdef USE_CYRIX_6X86 /*Cyrix maps both MOVD and SMINT to the same opcode*/ static int opMOVD_mm_l_a16_cx(uint32_t fetchdat) { const MMX_REG *op; if (in_smm) return opSMINT(fetchdat); MMX_ENTER(); fetch_ea_16(fetchdat); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { cpu_state.regs[cpu_rm].l = op->l[0]; CLOCK_CYCLES(1); } else { SEG_CHECK_WRITE(cpu_state.ea_seg); CHECK_WRITE_COMMON(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3); writememl(easeg, cpu_state.eaaddr, op->l[0]); if (cpu_state.abrt) return 1; CLOCK_CYCLES(2); } return 0; } static int opMOVD_mm_l_a32_cx(uint32_t fetchdat) { const MMX_REG *op; if (in_smm) return opSMINT(fetchdat); MMX_ENTER(); fetch_ea_32(fetchdat); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { cpu_state.regs[cpu_rm].l = op->l[0]; CLOCK_CYCLES(1); } else { SEG_CHECK_WRITE(cpu_state.ea_seg); CHECK_WRITE_COMMON(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3); writememl(easeg, cpu_state.eaaddr, op->l[0]); if (cpu_state.abrt) return 1; CLOCK_CYCLES(2); } return 0; } #endif /* USE_CYRIX_6X86 */ static int opMOVQ_q_mm_a16(uint32_t fetchdat) { uint64_t dst; MMX_REG src; MMX_REG *op; MMX_ENTER(); fetch_ea_16(fetchdat); src = MMX_GETREG(cpu_rm); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { op->q = src.q; CLOCK_CYCLES(1); } else { SEG_CHECK_READ(cpu_state.ea_seg); dst = readmemq(easeg, cpu_state.eaaddr); if (cpu_state.abrt) return 1; op->q = dst; CLOCK_CYCLES(2); } MMX_SETEXP(cpu_reg); return 0; } static int opMOVQ_q_mm_a32(uint32_t fetchdat) { uint64_t dst; MMX_REG src; MMX_REG *op; MMX_ENTER(); fetch_ea_32(fetchdat); src = MMX_GETREG(cpu_rm); op = MMX_GETREGP(cpu_reg); if (cpu_mod == 3) { op->q = src.q; CLOCK_CYCLES(1); } else { SEG_CHECK_READ(cpu_state.ea_seg); dst = readmemq(easeg, cpu_state.eaaddr); if (cpu_state.abrt) return 1; op->q = dst; CLOCK_CYCLES(2); } MMX_SETEXP(cpu_reg); return 0; } static int opMOVQ_mm_q_a16(uint32_t fetchdat) { MMX_REG src; MMX_REG *dst; MMX_ENTER(); fetch_ea_16(fetchdat); src = MMX_GETREG(cpu_reg); dst = MMX_GETREGP(cpu_rm); if (cpu_mod == 3) { dst->q = src.q; CLOCK_CYCLES(1); MMX_SETEXP(cpu_rm); } else { SEG_CHECK_WRITE(cpu_state.ea_seg); CHECK_WRITE_COMMON(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 7); writememq(easeg, cpu_state.eaaddr, src.q); if (cpu_state.abrt) return 1; CLOCK_CYCLES(2); } return 0; } static int opMOVQ_mm_q_a32(uint32_t fetchdat) { MMX_REG src; MMX_REG *dst; MMX_ENTER(); fetch_ea_32(fetchdat); src = MMX_GETREG(cpu_reg); dst = MMX_GETREGP(cpu_rm); if (cpu_mod == 3) { dst->q = src.q; CLOCK_CYCLES(1); MMX_SETEXP(cpu_rm); } else { SEG_CHECK_WRITE(cpu_state.ea_seg); CHECK_WRITE_COMMON(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 7); writememq(easeg, cpu_state.eaaddr, src.q); if (cpu_state.abrt) return 1; CLOCK_CYCLES(2); } return 0; }