static int opIMUL_w_iw_a16(uint32_t fetchdat) { uint32_t templ; int16_t tempw, tempw2; fetch_ea_16(fetchdat); tempw = geteaw(); if (abrt) return 0; tempw2 = getword(); if (abrt) return 0; templ = ((int)tempw) * ((int)tempw2); flags_rebuild(); if ((templ >> 16) != 0 && (templ >> 16) != 0xffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].w = templ & 0xffff; cycles -= (mod == 3) ? 14 : 17; return 0; } static int opIMUL_w_iw_a32(uint32_t fetchdat) { uint32_t templ; int16_t tempw, tempw2; fetch_ea_32(fetchdat); tempw = geteaw(); if (abrt) return 0; tempw2 = getword(); if (abrt) return 0; templ = ((int)tempw) * ((int)tempw2); flags_rebuild(); if ((templ >> 16) != 0 && (templ >> 16) != 0xffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].w = templ & 0xffff; cycles -= (mod == 3) ? 14 : 17; return 0; } static int opIMUL_l_il_a16(uint32_t fetchdat) { int64_t temp64; int32_t templ, templ2; fetch_ea_16(fetchdat); templ = geteal(); if (abrt) return 0; templ2 = getlong(); if (abrt) return 0; temp64 = ((int64_t)templ) * ((int64_t)templ2); flags_rebuild(); if ((temp64 >> 32) != 0 && (temp64 >> 32) != 0xffffffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].l = temp64 & 0xffffffff; cycles-=25; return 0; } static int opIMUL_l_il_a32(uint32_t fetchdat) { int64_t temp64; int32_t templ, templ2; fetch_ea_32(fetchdat); templ = geteal(); if (abrt) return 0; templ2 = getlong(); if (abrt) return 0; temp64 = ((int64_t)templ) * ((int64_t)templ2); flags_rebuild(); if ((temp64 >> 32) != 0 && (temp64 >> 32) != 0xffffffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].l = temp64 & 0xffffffff; cycles-=25; return 0; } static int opIMUL_w_ib_a16(uint32_t fetchdat) { uint32_t templ; int16_t tempw, tempw2; fetch_ea_16(fetchdat); tempw = geteaw(); if (abrt) return 0; tempw2 = getbyte(); if (abrt) return 0; if (tempw2 & 0x80) tempw2 |= 0xff00; templ = ((int)tempw) * ((int)tempw2); flags_rebuild(); if ((templ >> 16) != 0 && ((templ >> 16) & 0xffff) != 0xffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].w = templ & 0xffff; cycles -= (mod == 3) ? 14 : 17; return 0; } static int opIMUL_w_ib_a32(uint32_t fetchdat) { uint32_t templ; int16_t tempw, tempw2; fetch_ea_32(fetchdat); tempw = geteaw(); if (abrt) return 0; tempw2 = getbyte(); if (abrt) return 0; if (tempw2 & 0x80) tempw2 |= 0xff00; templ = ((int)tempw) * ((int)tempw2); flags_rebuild(); if ((templ >> 16) != 0 && ((templ >> 16) & 0xffff) != 0xffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].w = templ & 0xffff; cycles -= (mod == 3) ? 14 : 17; return 0; } static int opIMUL_l_ib_a16(uint32_t fetchdat) { uint64_t temp64; int32_t templ, templ2; fetch_ea_16(fetchdat); templ = geteal(); if (abrt) return 0; templ2 = getbyte(); if (abrt) return 0; if (templ2 & 0x80) templ2 |= 0xffffff00; temp64 = ((int64_t)templ)*((int64_t)templ2); flags_rebuild(); if ((temp64 >> 32) != 0 && (temp64 >> 32) != 0xffffffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].l = temp64 & 0xffffffff; cycles -= 20; return 0; } static int opIMUL_l_ib_a32(uint32_t fetchdat) { uint64_t temp64; int32_t templ, templ2; fetch_ea_32(fetchdat); templ = geteal(); if (abrt) return 0; templ2 = getbyte(); if (abrt) return 0; if (templ2 & 0x80) templ2 |= 0xffffff00; temp64 = ((int64_t)templ)*((int64_t)templ2); flags_rebuild(); if ((temp64 >> 32) != 0 && (temp64 >> 32) != 0xffffffff) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); regs[reg].l = temp64 & 0xffffffff; cycles -= 20; return 0; } static int opIMUL_w_w_a16(uint32_t fetchdat) { int32_t templ; fetch_ea_16(fetchdat); templ = (int32_t)(int16_t)regs[reg].w * (int32_t)(int16_t)geteaw(); if (abrt) return 0; regs[reg].w = templ & 0xFFFF; flags_rebuild(); if ((templ >> 16) && (templ >> 16) != 0xFFFF) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); cycles -= 18; return 0; } static int opIMUL_w_w_a32(uint32_t fetchdat) { int32_t templ; fetch_ea_32(fetchdat); templ = (int32_t)(int16_t)regs[reg].w * (int32_t)(int16_t)geteaw(); if (abrt) return 0; regs[reg].w = templ & 0xFFFF; flags_rebuild(); if ((templ >> 16) && (templ >> 16) != 0xFFFF) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); cycles -= 18; return 0; } static int opIMUL_l_l_a16(uint32_t fetchdat) { int64_t temp64; fetch_ea_16(fetchdat); temp64 = (int64_t)(int32_t)regs[reg].l * (int64_t)(int32_t)geteal(); if (abrt) return 0; regs[reg].l = temp64 & 0xFFFFFFFF; flags_rebuild(); if ((temp64 >> 32) && (temp64 >> 32) != 0xFFFFFFFF) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); cycles -= 30; return 0; } static int opIMUL_l_l_a32(uint32_t fetchdat) { int64_t temp64; fetch_ea_32(fetchdat); temp64 = (int64_t)(int32_t)regs[reg].l * (int64_t)(int32_t)geteal(); if (abrt) return 0; regs[reg].l = temp64 & 0xFFFFFFFF; flags_rebuild(); if ((temp64 >> 32) && (temp64 >> 32) != 0xFFFFFFFF) flags |= C_FLAG | V_FLAG; else flags &= ~(C_FLAG | V_FLAG); cycles -= 30; return 0; }