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| version 1.30, 2011/12/21 18:07:57 | version 1.37, 2012/02/07 09:30:05 |
|---|---|
| Line 61 static const int dftable[4][4] = { | Line 61 static const int dftable[4][4] = { |
| { 1, 1, 1, 1, }, | { 1, 1, 1, 1, }, |
| }; | }; |
| void | void CPUCALL |
| exception(int num, int error_code) | exception(int num, int error_code) |
| { | { |
| #if defined(DEBUG) | |
| extern int cpu_debug_rep_cont; | |
| extern CPU_REGS cpu_debug_rep_regs; | |
| #endif | |
| int errorp = 0; | int errorp = 0; |
| __ASSERT((unsigned int)num < EXCEPTION_NUM); | __ASSERT((unsigned int)num < EXCEPTION_NUM); |
| Line 76 exception(int num, int error_code) | Line 80 exception(int num, int error_code) |
| VERBOSE(("exception: -------------------------------------------------------------- start")); | VERBOSE(("exception: -------------------------------------------------------------- start")); |
| VERBOSE(("exception: %s, error_code = %x at %04x:%08x", exception_str[num], error_code, CPU_CS, CPU_PREV_EIP)); | VERBOSE(("exception: %s, error_code = %x at %04x:%08x", exception_str[num], error_code, CPU_CS, CPU_PREV_EIP)); |
| VERBOSE(("%s", cpu_reg2str())); | VERBOSE(("%s", cpu_reg2str())); |
| VERBOSE(("code: %dbit(%dbit), address: %dbit(%dbit)", CPU_INST_OP32 ? 32 : 16, CPU_STATSAVE.cpu_inst_default.op_32 ? 32 : 16, CPU_INST_AS32 ? 32 : 16, CPU_STATSAVE.cpu_inst_default.as_32 ? 32 : 16)); | |
| #if defined(DEBUG) | |
| if (cpu_debug_rep_cont) { | |
| VERBOSE(("rep: original regs: ecx=%08x, esi=%08x, edi=%08x", cpu_debug_rep_regs.reg[CPU_ECX_INDEX].d, cpu_debug_rep_regs.reg[CPU_ESI_INDEX].d, cpu_debug_rep_regs.reg[CPU_EDI_INDEX].d)); | |
| } | |
| VERBOSE(("%s", cpu_disasm2str(CPU_PREV_EIP))); | |
| #endif | |
| CPU_STAT_EXCEPTION_COUNTER_INC(); | CPU_STAT_EXCEPTION_COUNTER_INC(); |
| if ((CPU_STAT_EXCEPTION_COUNTER >= 3) | if ((CPU_STAT_EXCEPTION_COUNTER >= 3) |
| Line 136 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 204 exception(int num, int error_code) | Line 208 exception(int num, int error_code) |
| * D : ゲートのサイズ.0 = 16 bit, 1 = 32 bit | * D : ゲートのサイズ.0 = 16 bit, 1 = 32 bit |
| */ | */ |
| static void interrupt_task_gate(const descriptor_t *gsdp, int intrtype, int errorp, int error_code); | static void CPUCALL interrupt_task_gate(const descriptor_t *gsdp, int intrtype, int errorp, int error_code); |
| static void interrupt_intr_or_trap(const descriptor_t *gsdp, int intrtype, int errorp, int error_code); | static void CPUCALL interrupt_intr_or_trap(const descriptor_t *gsdp, int intrtype, int errorp, int error_code); |
| void | void CPUCALL |
| interrupt(int num, int intrtype, int errorp, int error_code) | interrupt(int num, int intrtype, int errorp, int error_code) |
| { | { |
| descriptor_t gsd; | descriptor_t gsd; |
| Line 216 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 298 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 337 interrupt(int num, int intrtype, int err | Line 341 interrupt(int num, int intrtype, int err |
| CPU_CLEAR_PREV_ESP(); | CPU_CLEAR_PREV_ESP(); |
| } | } |
| static void | static void CPUCALL |
| interrupt_task_gate(const descriptor_t *gsdp, int intrtype, int errorp, int error_code) | interrupt_task_gate(const descriptor_t *gsdp, int intrtype, int errorp, int error_code) |
| { | { |
| selector_t task_sel; | selector_t task_sel; |
| Line 378 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 388 interrupt_task_gate(const descriptor_t * | Line 397 interrupt_task_gate(const descriptor_t * |
| } | } |
| } | } |
| static void | static void CPUCALL |
| interrupt_intr_or_trap(const descriptor_t *gsdp, int intrtype, int errorp, int error_code) | interrupt_intr_or_trap(const descriptor_t *gsdp, int intrtype, int errorp, int error_code) |
| { | { |
| selector_t cs_sel, ss_sel; | selector_t cs_sel, ss_sel; |