| version 1.34, 2012/01/08 11:32:16 | version 1.39, 2012/06/18 14:33:38 | 
| Line 147  exception(int num, int error_code) | Line 147  exception(int num, int error_code) | 
 |  |  | 
 | VERBOSE(("exception: ---------------------------------------------------------------- end")); | VERBOSE(("exception: ---------------------------------------------------------------- end")); | 
 |  |  | 
| interrupt(num, INTR_TYPE_EXTINTR, errorp, error_code); | interrupt(num, INTR_TYPE_EXCEPTION, errorp, error_code); | 
| #if defined(IA32_SUPPORT_DEBUG_REGISTER) |  | 
| if (num != BP_EXCEPTION) { |  | 
| if (CPU_INST_OP32) { |  | 
| set_eflags(REAL_EFLAGREG|RF_FLAG, RF_FLAG); |  | 
| } |  | 
| } |  | 
| #endif |  | 
 | CPU_STAT_EXCEPTION_COUNTER_CLEAR(); | CPU_STAT_EXCEPTION_COUNTER_CLEAR(); | 
 | siglongjmp(exec_1step_jmpbuf, 1); | siglongjmp(exec_1step_jmpbuf, 1); | 
 | } | } | 
| Line 227  interrupt(int num, int intrtype, int err | Line 220  interrupt(int num, int intrtype, int err | 
 | UINT16 new_cs; | UINT16 new_cs; | 
 | int exc_errcode; | int exc_errcode; | 
 |  |  | 
| VERBOSE(("interrupt: num = 0x%02x, intrtype = %s, errorp = %s, error_code = %08x", num, intrtype ? "on" : "off", errorp ? "on" : "off", error_code)); | VERBOSE(("interrupt: num = 0x%02x, intrtype = %s, errorp = %s, error_code = %08x", num, (intrtype == INTR_TYPE_EXTINTR) ? "external" : (intrtype == INTR_TYPE_EXCEPTION ? "exception" : "softint"), errorp ? "on" : "off", error_code)); | 
 |  |  | 
 | CPU_SET_PREV_ESP(); | CPU_SET_PREV_ESP(); | 
 |  |  | 
| Line 309  interrupt(int num, int intrtype, int err | Line 302  interrupt(int num, int intrtype, int err | 
 | } | } | 
 |  |  | 
 | /* 5.10.1.1. 例外/割り込みハンドラ・プロシージャの保護 */ | /* 5.10.1.1. 例外/割り込みハンドラ・プロシージャの保護 */ | 
| if ((intrtype != INTR_TYPE_EXTINTR) && (gsd.dpl < CPU_STAT_CPL)) { | if ((intrtype == INTR_TYPE_SOFTINTR) && (gsd.dpl < CPU_STAT_CPL)) { | 
| VERBOSE(("interrupt: intrtype(%d) && DPL(%d) < CPL(%d)", intrtype, gsd.dpl, CPU_STAT_CPL)); | VERBOSE(("interrupt: intrtype(softint) && DPL(%d) < CPL(%d)", gsd.dpl, CPU_STAT_CPL)); | 
 | EXCEPTION(GP_EXCEPTION, exc_errcode); | EXCEPTION(GP_EXCEPTION, exc_errcode); | 
 | } | } | 
 |  |  | 
| Line 389  interrupt_task_gate(const descriptor_t * | Line 382  interrupt_task_gate(const descriptor_t * | 
 | CPU_SET_PREV_ESP(); | CPU_SET_PREV_ESP(); | 
 |  |  | 
 | if (errorp) { | if (errorp) { | 
| XPUSH0(error_code); | VERBOSE(("interrupt: push error code (%08x)", error_code)); | 
|  | if (task_sel.desc.type == CPU_SYSDESC_TYPE_TSS_32) { | 
|  | PUSH0_32(error_code); | 
|  | } else { | 
|  | PUSH0_16(error_code); | 
|  | } | 
 | } | } | 
 |  |  | 
 | /* out of range */ | /* out of range */ | 
| Line 411  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 473  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 487  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 538  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 552  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 602  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 612  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 623  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); |