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| version 1.24, 2011/12/17 02:23:35 | version 1.25, 2011/12/17 02:39:06 |
|---|---|
| Line 124 exception(int num, int error_code) | Line 124 exception(int num, int error_code) |
| if (CPU_STATSAVE.cpu_stat.backout_sp) { | if (CPU_STATSAVE.cpu_stat.backout_sp) { |
| VERBOSE(("exception: restore stack pointer.")); | VERBOSE(("exception: restore stack pointer.")); |
| CPU_ESP = CPU_PREV_ESP; | CPU_ESP = CPU_PREV_ESP; |
| CPU_STATSAVE.cpu_stat.backout_sp = 0; | |
| } | } |
| CPU_STATSAVE.cpu_stat.backout_sp = 0; | |
| if (CPU_STAT_EXCEPTION_COUNTER >= 2) { | if (CPU_STAT_EXCEPTION_COUNTER >= 2) { |
| if (dftable[exctype[CPU_STAT_PREV_EXCEPTION]][exctype[num]]) { | if (dftable[exctype[CPU_STAT_PREV_EXCEPTION]][exctype[num]]) { |
| Line 256 interrupt(int num, int intrtype, int err | Line 256 interrupt(int num, int intrtype, int err |
| #if defined(DEBUG) | #if defined(DEBUG) |
| if (num == 0x80) { | if (num == 0x80) { |
| /* Linux, FreeBSD, NetBSD, OpenBSD system call */ | /* Linux, FreeBSD, NetBSD, OpenBSD system call */ |
| VERBOSE(("interrupt: syscall no = %d\n%s", CPU_EAX, cpu_reg2str())); | VERBOSE(("interrupt: syscall# = %d\n%s", CPU_EAX, cpu_reg2str())); |
| } | } |
| #endif | #endif |
| Line 298 interrupt(int num, int intrtype, int err | Line 298 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_EXTINTR) && (gsd.dpl < CPU_STAT_CPL)) { |
| VERBOSE(("interrupt: intrtype && DPL(%d) < CPL(%d)", gsd.dpl, CPU_STAT_CPL)); | VERBOSE(("interrupt: intrtype(%d) && DPL(%d) < CPL(%d)", intrtype, gsd.dpl, CPU_STAT_CPL)); |
| EXCEPTION(GP_EXCEPTION, exc_errcode); | EXCEPTION(GP_EXCEPTION, exc_errcode); |
| } | } |
| Line 307 interrupt(int num, int intrtype, int err | Line 307 interrupt(int num, int intrtype, int err |
| EXCEPTION(NP_EXCEPTION, exc_errcode); | EXCEPTION(NP_EXCEPTION, exc_errcode); |
| } | } |
| if (!intrtype && CPU_STAT_HLT) { | if ((intrtype == INTR_TYPE_EXTINTR) && CPU_STAT_HLT) { |
| CPU_EIP++; | CPU_EIP++; |
| CPU_STAT_HLT = 0; | CPU_STAT_HLT = 0; |
| } | } |