| version 1.37, 2012/02/07 09:30:05 | version 1.39, 2012/06/18 14:33:38 | 
| Line 409  interrupt_intr_or_trap(const descriptor_ | Line 409  interrupt_intr_or_trap(const descriptor_ | 
 | UINT32 new_ip, new_sp; | UINT32 new_ip, new_sp; | 
 | UINT32 old_ip, old_sp; | UINT32 old_ip, old_sp; | 
 | UINT16 old_cs, old_ss, new_ss; | UINT16 old_cs, old_ss, new_ss; | 
 |  | BOOL is32bit; | 
 | int exc_errcode; | int exc_errcode; | 
 | int rv; | int rv; | 
 |  |  | 
| Line 471  interrupt_intr_or_trap(const descriptor_ | Line 472  interrupt_intr_or_trap(const descriptor_ | 
 | EXCEPTION(NP_EXCEPTION, exc_errcode); | EXCEPTION(NP_EXCEPTION, exc_errcode); | 
 | } | } | 
 |  |  | 
 |  | is32bit = gsdp->type & CPU_SYSDESC_TYPE_32BIT; | 
 | if (!SEG_IS_CONFORMING_CODE(&cs_sel.desc) && (cs_sel.desc.dpl < CPU_STAT_CPL)) { | if (!SEG_IS_CONFORMING_CODE(&cs_sel.desc) && (cs_sel.desc.dpl < CPU_STAT_CPL)) { | 
 | stacksize = errorp ? 12 : 10; | stacksize = errorp ? 12 : 10; | 
 | if (!CPU_STAT_VM86) { | if (!CPU_STAT_VM86) { | 
| Line 485  interrupt_intr_or_trap(const descriptor_ | Line 487  interrupt_intr_or_trap(const descriptor_ | 
 | } | } | 
 | stacksize += 8; | stacksize += 8; | 
 | } | } | 
| if (gsdp->type & CPU_SYSDESC_TYPE_32BIT) { | if (is32bit) { | 
 | stacksize *= 2; | stacksize *= 2; | 
 | } | } | 
 |  |  | 
| Line 536  interrupt_intr_or_trap(const descriptor_ | Line 538  interrupt_intr_or_trap(const descriptor_ | 
 | } | } | 
 |  |  | 
 | /* check stack room size */ | /* check stack room size */ | 
| cpu_stack_push_check(ss_sel.idx, &ss_sel.desc, new_sp, stacksize); | cpu_stack_push_check(ss_sel.idx, &ss_sel.desc, new_sp, stacksize, ss_sel.desc.d); | 
 |  |  | 
 | /* out of range */ | /* out of range */ | 
 | if (new_ip > cs_sel.desc.u.seg.limit) { | if (new_ip > cs_sel.desc.u.seg.limit) { | 
| Line 550  interrupt_intr_or_trap(const descriptor_ | Line 552  interrupt_intr_or_trap(const descriptor_ | 
 | load_cs(cs_sel.selector, &cs_sel.desc, cs_sel.desc.dpl); | load_cs(cs_sel.selector, &cs_sel.desc, cs_sel.desc.dpl); | 
 | CPU_EIP = new_ip; | CPU_EIP = new_ip; | 
 |  |  | 
| if (gsdp->type & CPU_SYSDESC_TYPE_32BIT) { | if (is32bit) { | 
 | if (CPU_STAT_VM86) { | if (CPU_STAT_VM86) { | 
 | PUSH0_32(CPU_GS); | PUSH0_32(CPU_GS); | 
 | PUSH0_32(CPU_FS); | PUSH0_32(CPU_FS); | 
| Line 600  interrupt_intr_or_trap(const descriptor_ | Line 602  interrupt_intr_or_trap(const descriptor_ | 
 | VERBOSE(("interrupt: INTRA-PRIVILEGE-LEVEL-INTERRUPT")); | VERBOSE(("interrupt: INTRA-PRIVILEGE-LEVEL-INTERRUPT")); | 
 |  |  | 
 | stacksize = errorp ? 8 : 6; | stacksize = errorp ? 8 : 6; | 
| if (gsdp->type & CPU_SYSDESC_TYPE_32BIT) { | if (is32bit) { | 
 | stacksize *= 2; | stacksize *= 2; | 
 | } | } | 
 |  |  | 
| Line 610  interrupt_intr_or_trap(const descriptor_ | Line 612  interrupt_intr_or_trap(const descriptor_ | 
 | } else { | } else { | 
 | sp = CPU_SP; | sp = CPU_SP; | 
 | } | } | 
| SS_PUSH_CHECK(sp, stacksize); | /* | 
|  | * 17.1 | 
|  | * コールゲート、割り込みゲート、またはトラップゲートを通じて | 
|  | * プログラムの制御を他のコード・セグメントに移行するときは、 | 
|  | * 移行中に使用されるオペランド・サイズは使用されるゲートの | 
|  | * タイプ(16 ビットまたは32 ビット)によって決まる(移行命 | 
|  | * 令のD フラグ、プリフィックスのいずれにもよらない)。 | 
|  | */ | 
|  | SS_PUSH_CHECK1(sp, stacksize, is32bit); | 
 |  |  | 
 | /* out of range */ | /* out of range */ | 
 | if (new_ip > cs_sel.desc.u.seg.limit) { | if (new_ip > cs_sel.desc.u.seg.limit) { | 
| Line 621  interrupt_intr_or_trap(const descriptor_ | Line 631  interrupt_intr_or_trap(const descriptor_ | 
 | load_cs(cs_sel.selector, &cs_sel.desc, CPU_STAT_CPL); | load_cs(cs_sel.selector, &cs_sel.desc, CPU_STAT_CPL); | 
 | CPU_EIP = new_ip; | CPU_EIP = new_ip; | 
 |  |  | 
| if (gsdp->type & CPU_SYSDESC_TYPE_32BIT) { | if (is32bit) { | 
 | PUSH0_32(old_flags); | PUSH0_32(old_flags); | 
 | PUSH0_32(old_cs); | PUSH0_32(old_cs); | 
 | PUSH0_32(old_ip); | PUSH0_32(old_ip); |