| version 1.12, 2004/03/05 14:17:35 | version 1.14, 2004/03/12 13:34:08 | 
| Line 154  cpu_memorywrite_check(descriptor_t *sd, | Line 154  cpu_memorywrite_check(descriptor_t *sd, | 
 | sd->flag |= CPU_DESC_FLAG_WRITABLE; | sd->flag |= CPU_DESC_FLAG_WRITABLE; | 
 | } | } | 
 |  |  | 
| BOOL | void | 
| cpu_stack_push_check(descriptor_t *sd, UINT32 esp, UINT length) | cpu_stack_push_check(UINT16 s, descriptor_t *sd, UINT32 esp, UINT length) | 
 | { | { | 
 | UINT32 limit; | UINT32 limit; | 
 |  |  | 
 | if (CPU_STAT_PM) { | if (CPU_STAT_PM) { | 
| if (!sd->valid || !sd->p) | if (!sd->valid || !sd->p) { | 
| return FALSE; | VERBOSE(("cpu_stack_push_check: valid = %d, present = %d", sd->valid, sd->p)); | 
| if (!sd->s || sd->u.seg.c || !sd->u.seg.wr) | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
| return FALSE; | } | 
|  | if (!sd->s || sd->u.seg.c || !sd->u.seg.wr) { | 
|  | VERBOSE(("cpu_stack_push_check: s = %d, c = %d, wr", sd->s, sd->u.seg.c, sd->u.seg.wr)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 |  |  | 
 | if (!sd->d) { | if (!sd->d) { | 
 | esp &= 0xffff; |  | 
 | limit = 0xffff; | limit = 0xffff; | 
 | } else { | } else { | 
 | limit = 0xffffffff; | limit = 0xffffffff; | 
| Line 176  cpu_stack_push_check(descriptor_t *sd, U | Line 179  cpu_stack_push_check(descriptor_t *sd, U | 
 | if ((esp == 0) | if ((esp == 0) | 
 | || (esp < length) | || (esp < length) | 
 | || (esp - length <= sd->u.seg.limit) | || (esp - length <= sd->u.seg.limit) | 
| || (esp > limit)) | || (esp > limit)) { | 
| return FALSE; | VERBOSE(("cpu_stack_push_check: expand-down, esp = %08x, length = %08x", esp, length)); | 
|  | VERBOSE(("cpu_stack_push_check: limit = %08x, seglimit = %08x", limit, sd->u.seg.limit)); | 
|  | VERBOSE(("cpu_stack_push_check: segbase = %08x, segend = %08x", sd->u.seg.segbase, sd->u.seg.segend)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 | } else { | } else { | 
 | /* expand-up stack */ | /* expand-up stack */ | 
 | if (esp == 0) { | if (esp == 0) { | 
 | if ((sd->d && (sd->u.seg.segend != 0xffffffff)) | if ((sd->d && (sd->u.seg.segend != 0xffffffff)) | 
| || (!sd->d && (sd->u.seg.segend != 0xffff))) | || (!sd->d && (sd->u.seg.segend != 0xffff))) { | 
| return FALSE; | VERBOSE(("cpu_stack_push_check: expand-up, esp = %08x, length = %08x", esp, length)); | 
|  | VERBOSE(("cpu_stack_push_check: limit = %08x, seglimit = %08x", limit, sd->u.seg.limit)); | 
|  | VERBOSE(("cpu_stack_push_check: segbase = %08x, segend = %08x", sd->u.seg.segbase, sd->u.seg.segend)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 | } else { | } else { | 
 | if ((esp < length) | if ((esp < length) | 
| || (esp - 1 > sd->u.seg.limit)) | || (esp - 1 > sd->u.seg.limit)) { | 
| return FALSE; | VERBOSE(("cpu_stack_push_check: expand-up, esp = %08x, length = %08x", esp, length)); | 
|  | VERBOSE(("cpu_stack_push_check: limit = %08x, seglimit = %08x", limit, sd->u.seg.limit)); | 
|  | VERBOSE(("cpu_stack_push_check: segbase = %08x, segend = %08x", sd->u.seg.segbase, sd->u.seg.segend)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 | } | } | 
 | } | } | 
 | } | } | 
 | return TRUE; |  | 
 | } | } | 
 |  |  | 
| BOOL | void | 
| cpu_stack_pop_check(descriptor_t *sd, UINT32 esp, UINT length) | cpu_stack_pop_check(UINT16 s, descriptor_t *sd, UINT32 esp, UINT length) | 
 | { | { | 
 | UINT32 limit; | UINT32 limit; | 
 |  |  | 
 | if (CPU_STAT_PM) { | if (CPU_STAT_PM) { | 
| if (!sd->valid || !sd->p) | if (!sd->valid || !sd->p) { | 
| return FALSE; | VERBOSE(("cpu_stack_pop_check: valid = %d, present = %d", sd->valid, sd->p)); | 
| if (!sd->s || sd->u.seg.c || !sd->u.seg.wr) | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
| return FALSE; | } | 
|  | if (!sd->s || sd->u.seg.c || !sd->u.seg.wr) { | 
|  | VERBOSE(("cpu_stack_pop_check: s = %d, c = %d, wr", sd->s, sd->u.seg.c, sd->u.seg.wr)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 |  |  | 
 | if (!sd->d) { | if (!sd->d) { | 
 | esp &= 0xffff; |  | 
 | limit = 0xffff; | limit = 0xffff; | 
 | } else { | } else { | 
 | limit = 0xffffffff; | limit = 0xffffffff; | 
| Line 214  cpu_stack_pop_check(descriptor_t *sd, UI | Line 231  cpu_stack_pop_check(descriptor_t *sd, UI | 
 | if (sd->u.seg.ec) { | if (sd->u.seg.ec) { | 
 | /* expand-down stack */ | /* expand-down stack */ | 
 | if ((esp == limit) | if ((esp == limit) | 
| || ((limit - esp) + 1 < length)) | || ((limit - esp) + 1 < length)) { | 
| return FALSE; | VERBOSE(("cpu_stack_pop_check: expand-up, esp = %08x, length = %08x", esp, length)); | 
|  | VERBOSE(("cpu_stack_pop_check: limit = %08x, seglimit = %08x", limit, sd->u.seg.limit)); | 
|  | VERBOSE(("cpu_stack_pop_check: segbase = %08x, segend = %08x", sd->u.seg.segbase, sd->u.seg.segend)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 | } else { | } else { | 
 | /* expand-up stack */ | /* expand-up stack */ | 
 | if ((esp == limit) | if ((esp == limit) | 
 | || (sd->u.seg.segend == 0) | || (sd->u.seg.segend == 0) | 
 | || (esp > sd->u.seg.limit) | || (esp > sd->u.seg.limit) | 
| || ((sd->u.seg.limit - esp) + 1 < length)) | || ((sd->u.seg.limit - esp) + 1 < length)) { | 
| return FALSE; | VERBOSE(("cpu_stack_pop_check: expand-up, esp = %08x, length = %08x", esp, length)); | 
|  | VERBOSE(("cpu_stack_pop_check: limit = %08x, seglimit = %08x", limit, sd->u.seg.limit)); | 
|  | VERBOSE(("cpu_stack_pop_check: segbase = %08x, segend = %08x", sd->u.seg.segbase, sd->u.seg.segend)); | 
|  | EXCEPTION(SS_EXCEPTION, s & 0xfffc); | 
|  | } | 
 | } | } | 
 | } | } | 
 | return TRUE; |  | 
 | } | } | 
 |  |  | 
 |  |  | 
| Line 242  cpu_prefetch(UINT32 address) | Line 266  cpu_prefetch(UINT32 address) | 
 | UINT length = CPU_PREFETCH_QUEUE_LENGTH - offset; | UINT length = CPU_PREFETCH_QUEUE_LENGTH - offset; | 
 |  |  | 
 | cpu_memory_access_la_region(address, length, CPU_PAGE_READ_CODE, CPU_STAT_USER_MODE, CPU_PREFETCHQ + offset); | cpu_memory_access_la_region(address, length, CPU_PAGE_READ_CODE, CPU_STAT_USER_MODE, CPU_PREFETCHQ + offset); | 
| CPU_PREFETCHQ_REMAIN = length; | CPU_PREFETCHQ_REMAIN = (SINT8)length; | 
 | } | } | 
 |  |  | 
 | INLINE static MEMCALL UINT8 | INLINE static MEMCALL UINT8 | 
| Line 276  cpu_prefetchq_3(UINT32 address) | Line 300  cpu_prefetchq_3(UINT32 address) | 
 | CPU_PREFETCHQ_REMAIN -= 3; | CPU_PREFETCHQ_REMAIN -= 3; | 
 | p = CPU_PREFETCHQ + (address & CPU_PREFETCHQ_MASK); | p = CPU_PREFETCHQ + (address & CPU_PREFETCHQ_MASK); | 
 | v = LOADINTELWORD(p); | v = LOADINTELWORD(p); | 
| v += (UINT32)*p << 16; | v += ((UINT32)p[2]) << 16; | 
 | return v; | return v; | 
 | } | } | 
 |  |  | 
| Line 293  cpu_prefetchq_d(UINT32 address) | Line 317  cpu_prefetchq_d(UINT32 address) | 
 | } | } | 
 | #endif  /* IA32_SUPPORT_PREFETCH_QUEUE */ | #endif  /* IA32_SUPPORT_PREFETCH_QUEUE */ | 
 |  |  | 
 |  | #if defined(IA32_SUPPORT_DEBUG_REGISTER) | 
 |  | INLINE static void | 
 |  | check_memory_break_point(UINT32 address, UINT length, UINT rw) | 
 |  | { | 
 |  | int i; | 
 |  |  | 
 |  | if (CPU_STAT_BP && !(CPU_EFLAG & RF_FLAG)) { | 
 |  | for (i = 0; i < CPU_DEBUG_REG_INDEX_NUM; i++) { | 
 |  | if ((CPU_STAT_BP & (1 << i)) | 
 |  | && (CPU_DR7_GET_RW(i) & rw) | 
 |  |  | 
 |  | && ((address <= CPU_DR(i) && address + length > CPU_DR(i)) | 
 |  | || (address > CPU_DR(i) && address < CPU_DR(i) + CPU_DR7_GET_LEN(i)))) { | 
 |  | CPU_STAT_BP_EVENT |= CPU_STAT_BP_EVENT_B(i); | 
 |  | } | 
 |  | } | 
 |  | } | 
 |  | } | 
 |  | #else | 
 |  | #define check_memory_break_point(address, length, rw) | 
 |  | #endif | 
 |  |  | 
 | /* | /* | 
 | * code fetch | * code fetch | 
 | */ | */ | 
| Line 306  cpu_codefetch(UINT32 offset) | Line 352  cpu_codefetch(UINT32 offset) | 
 | if (offset <= sd->u.seg.limit) { | if (offset <= sd->u.seg.limit) { | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 | #if defined(IA32_SUPPORT_PREFETCH_QUEUE) | #if defined(IA32_SUPPORT_PREFETCH_QUEUE) | 
| if (CPU_PREFETCHQ_REMAIN == 0) { | if (CPU_PREFETCHQ_REMAIN <= 0) { | 
 | cpu_prefetch(addr); | cpu_prefetch(addr); | 
 | } | } | 
 | return cpu_prefetchq(addr); | return cpu_prefetchq(addr); | 
| #else   /* IA32_SUPPORT_PREFETCH_QUEUE */ | #else   /* !IA32_SUPPORT_PREFETCH_QUEUE */ | 
 | if (!CPU_STAT_PM) | if (!CPU_STAT_PM) | 
 | return cpu_memoryread(addr); | return cpu_memoryread(addr); | 
 | return cpu_lcmemoryread(addr); | return cpu_lcmemoryread(addr); | 
| Line 333  cpu_codefetch_w(UINT32 offset) | Line 379  cpu_codefetch_w(UINT32 offset) | 
 | if (offset <= sd->u.seg.limit - 1) { | if (offset <= sd->u.seg.limit - 1) { | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 | #if defined(IA32_SUPPORT_PREFETCH_QUEUE) | #if defined(IA32_SUPPORT_PREFETCH_QUEUE) | 
| if (CPU_PREFETCHQ_REMAIN == 0) { | if (CPU_PREFETCHQ_REMAIN <= 0) { | 
 | cpu_prefetch(addr); | cpu_prefetch(addr); | 
 | } | } | 
 | if (CPU_PREFETCHQ_REMAIN >= 2) { | if (CPU_PREFETCHQ_REMAIN >= 2) { | 
| Line 343  cpu_codefetch_w(UINT32 offset) | Line 389  cpu_codefetch_w(UINT32 offset) | 
 | v = cpu_prefetchq(addr); | v = cpu_prefetchq(addr); | 
 | addr++; | addr++; | 
 | cpu_prefetch(addr); | cpu_prefetch(addr); | 
| v |= cpu_prefetchq(addr) << 8; | v += (UINT16)cpu_prefetchq(addr) << 8; | 
 | return v; | return v; | 
| #else   /* IA32_SUPPORT_PREFETCH_QUEUE */ | #else   /* !IA32_SUPPORT_PREFETCH_QUEUE */ | 
 | if (!CPU_STAT_PM) | if (!CPU_STAT_PM) | 
 | return cpu_memoryread_w(addr); | return cpu_memoryread_w(addr); | 
 | return cpu_lcmemoryread_w(addr); | return cpu_lcmemoryread_w(addr); | 
| Line 368  cpu_codefetch_d(UINT32 offset) | Line 414  cpu_codefetch_d(UINT32 offset) | 
 | if (offset <= sd->u.seg.limit - 3) { | if (offset <= sd->u.seg.limit - 3) { | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 | #if defined(IA32_SUPPORT_PREFETCH_QUEUE) | #if defined(IA32_SUPPORT_PREFETCH_QUEUE) | 
| if (CPU_PREFETCHQ_REMAIN == 0) { | if (CPU_PREFETCHQ_REMAIN <= 0) { | 
 | cpu_prefetch(addr); | cpu_prefetch(addr); | 
 | } | } | 
 | if (CPU_PREFETCHQ_REMAIN >= 4) { | if (CPU_PREFETCHQ_REMAIN >= 4) { | 
| Line 377  cpu_codefetch_d(UINT32 offset) | Line 423  cpu_codefetch_d(UINT32 offset) | 
 | switch (CPU_PREFETCHQ_REMAIN) { | switch (CPU_PREFETCHQ_REMAIN) { | 
 | case 1: | case 1: | 
 | v = cpu_prefetchq(addr); | v = cpu_prefetchq(addr); | 
| cpu_prefetch(addr + 1); | addr++; | 
| v += (UINT32)cpu_prefetchq_3(addr + 1) << 8; | cpu_prefetch(addr); | 
|  | v += (UINT32)cpu_prefetchq_3(addr) << 8; | 
 | break; | break; | 
 |  |  | 
 | case 2: | case 2: | 
 | v = cpu_prefetchq_w(addr); | v = cpu_prefetchq_w(addr); | 
| cpu_prefetch(addr + 2); | addr += 2; | 
| v += (UINT32)cpu_prefetchq_w(addr + 2) << 16; | cpu_prefetch(addr); | 
|  | v += (UINT32)cpu_prefetchq_w(addr) << 16; | 
 | break; | break; | 
 |  |  | 
 | case 3: | case 3: | 
 | v = cpu_prefetchq_3(addr); | v = cpu_prefetchq_3(addr); | 
| cpu_prefetch(addr + 3); | addr += 3; | 
| v += (UINT32)cpu_prefetchq(addr + 3) << 24; | cpu_prefetch(addr); | 
|  | v += (UINT32)cpu_prefetchq(addr) << 24; | 
 | break; | break; | 
 | } | } | 
 | return v; | return v; | 
 | } | } | 
| #else   /* IA32_SUPPORT_PREFETCH_QUEUE */ | #else   /* !IA32_SUPPORT_PREFETCH_QUEUE */ | 
 | if (!CPU_STAT_PM) | if (!CPU_STAT_PM) | 
 | return cpu_memoryread_d(addr); | return cpu_memoryread_d(addr); | 
 | return cpu_lcmemoryread_d(addr); | return cpu_lcmemoryread_d(addr); | 
| Line 430  cpu_vmemoryread(int idx, UINT32 offset) | Line 479  cpu_vmemoryread(int idx, UINT32 offset) | 
 | } else { | } else { | 
 | switch (sd->type) { | switch (sd->type) { | 
 | case 4: case 5: case 6: case 7: | case 4: case 5: case 6: case 7: | 
| if (offset <= sd->u.seg.limit) { | if (offset <= sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 |  |  | 
 | default: | default: | 
| if (offset > sd->u.seg.limit) { | if (offset > sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 | } | } | 
 | } | } | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 |  | check_memory_break_point(addr, 1, CPU_DR7_RW_RO); | 
 | if (!CPU_STAT_PM) | if (!CPU_STAT_PM) | 
 | return cpu_memoryread(addr); | return cpu_memoryread(addr); | 
 | return cpu_lmemoryread(addr, CPU_STAT_USER_MODE); | return cpu_lmemoryread(addr, CPU_STAT_USER_MODE); | 
 |  |  | 
 |  | range_failure: | 
 |  | if (idx == CPU_SS_INDEX) { | 
 |  | exc = SS_EXCEPTION; | 
 |  | } else { | 
 |  | exc = GP_EXCEPTION; | 
 |  | } | 
 |  | VERBOSE(("cpu_vmemoryread: type = %d, offset = %08x, limit = %08x", sd->type, offset, sd->u.seg.limit)); | 
 | err: | err: | 
 | EXCEPTION(exc, 0); | EXCEPTION(exc, 0); | 
 | return 0;       /* compiler happy */ | return 0;       /* compiler happy */ | 
| Line 481  cpu_vmemoryread_w(int idx, UINT32 offset | Line 528  cpu_vmemoryread_w(int idx, UINT32 offset | 
 | } else { | } else { | 
 | switch (sd->type) { | switch (sd->type) { | 
 | case 4: case 5: case 6: case 7: | case 4: case 5: case 6: case 7: | 
| if (offset - 1 <= sd->u.seg.limit) { | if (offset - 1 <= sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 |  |  | 
 | default: | default: | 
| if (offset > sd->u.seg.limit - 1) { | if (offset > sd->u.seg.limit - 1) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 | } | } | 
 | } | } | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 |  | check_memory_break_point(addr, 2, CPU_DR7_RW_RO); | 
 | if (!CPU_STAT_PM) | if (!CPU_STAT_PM) | 
 | return cpu_memoryread_w(addr); | return cpu_memoryread_w(addr); | 
 | return cpu_lmemoryread_w(addr, CPU_STAT_USER_MODE); | return cpu_lmemoryread_w(addr, CPU_STAT_USER_MODE); | 
 |  |  | 
 |  | range_failure: | 
 |  | if (idx == CPU_SS_INDEX) { | 
 |  | exc = SS_EXCEPTION; | 
 |  | } else { | 
 |  | exc = GP_EXCEPTION; | 
 |  | } | 
 |  | VERBOSE(("cpu_vmemoryread_w: type = %d, offset = %08x, limit = %08x", sd->type, offset, sd->u.seg.limit)); | 
 | err: | err: | 
 | EXCEPTION(exc, 0); | EXCEPTION(exc, 0); | 
 | return 0;       /* compiler happy */ | return 0;       /* compiler happy */ | 
| Line 532  cpu_vmemoryread_d(int idx, UINT32 offset | Line 577  cpu_vmemoryread_d(int idx, UINT32 offset | 
 | } else { | } else { | 
 | switch (sd->type) { | switch (sd->type) { | 
 | case 4: case 5: case 6: case 7: | case 4: case 5: case 6: case 7: | 
| if (offset - 3 <= sd->u.seg.limit) { | if (offset - 3 <= sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 |  |  | 
 | default: | default: | 
| if (offset > sd->u.seg.limit - 3) { | if (offset > sd->u.seg.limit - 3) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 | } | } | 
 | } | } | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 |  | check_memory_break_point(addr, 4, CPU_DR7_RW_RO); | 
 | if (!CPU_STAT_PM) | if (!CPU_STAT_PM) | 
 | return cpu_memoryread_d(addr); | return cpu_memoryread_d(addr); | 
 | return cpu_lmemoryread_d(addr, CPU_STAT_USER_MODE); | return cpu_lmemoryread_d(addr, CPU_STAT_USER_MODE); | 
 |  |  | 
 |  | range_failure: | 
 |  | if (idx == CPU_SS_INDEX) { | 
 |  | exc = SS_EXCEPTION; | 
 |  | } else { | 
 |  | exc = GP_EXCEPTION; | 
 |  | } | 
 |  | VERBOSE(("cpu_vmemoryread_d: type = %d, offset = %08x, limit = %08x", sd->type, offset, sd->u.seg.limit)); | 
 | err: | err: | 
 | EXCEPTION(exc, 0); | EXCEPTION(exc, 0); | 
 | return 0;       /* compiler happy */ | return 0;       /* compiler happy */ | 
| Line 584  cpu_vmemorywrite(int idx, UINT32 offset, | Line 627  cpu_vmemorywrite(int idx, UINT32 offset, | 
 | } else { | } else { | 
 | switch (sd->type) { | switch (sd->type) { | 
 | case 6: case 7: | case 6: case 7: | 
| if (offset <= sd->u.seg.limit) { | if (offset <= sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 |  |  | 
 | default: | default: | 
| if (offset > sd->u.seg.limit) { | if (offset > sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 | } | } | 
 | } | } | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 |  | check_memory_break_point(addr, 1, CPU_DR7_RW_RW); | 
 | if (!CPU_STAT_PM) { | if (!CPU_STAT_PM) { | 
 | /* real mode */ | /* real mode */ | 
 | cpu_memorywrite(addr, val); | cpu_memorywrite(addr, val); | 
| Line 614  cpu_vmemorywrite(int idx, UINT32 offset, | Line 648  cpu_vmemorywrite(int idx, UINT32 offset, | 
 | } | } | 
 | return; | return; | 
 |  |  | 
 |  | range_failure: | 
 |  | if (idx == CPU_SS_INDEX) { | 
 |  | exc = SS_EXCEPTION; | 
 |  | } else { | 
 |  | exc = GP_EXCEPTION; | 
 |  | } | 
 |  | VERBOSE(("cpu_vmemorywrite: type = %d, offset = %08x, limit = %08x", sd->type, offset, sd->u.seg.limit)); | 
 | err: | err: | 
 | EXCEPTION(exc, 0); | EXCEPTION(exc, 0); | 
 | } | } | 
| Line 639  cpu_vmemorywrite_w(int idx, UINT32 offse | Line 680  cpu_vmemorywrite_w(int idx, UINT32 offse | 
 | } else { | } else { | 
 | switch (sd->type) { | switch (sd->type) { | 
 | case 6: case 7: | case 6: case 7: | 
| if (offset - 1 <= sd->u.seg.limit) { | if (offset - 1 <= sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 |  |  | 
 | default: | default: | 
| if (offset > sd->u.seg.limit - 1) { | if (offset > sd->u.seg.limit - 1) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 | } | } | 
 | } | } | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 |  | check_memory_break_point(addr, 2, CPU_DR7_RW_RW); | 
 | if (!CPU_STAT_PM) { | if (!CPU_STAT_PM) { | 
 | /* real mode */ | /* real mode */ | 
 | cpu_memorywrite_w(addr, val); | cpu_memorywrite_w(addr, val); | 
| Line 669  cpu_vmemorywrite_w(int idx, UINT32 offse | Line 701  cpu_vmemorywrite_w(int idx, UINT32 offse | 
 | } | } | 
 | return; | return; | 
 |  |  | 
 |  | range_failure: | 
 |  | if (idx == CPU_SS_INDEX) { | 
 |  | exc = SS_EXCEPTION; | 
 |  | } else { | 
 |  | exc = GP_EXCEPTION; | 
 |  | } | 
 |  | VERBOSE(("cpu_vmemorywrite_w: type = %d, offset = %08x, limit = %08x", sd->type, offset, sd->u.seg.limit)); | 
 | err: | err: | 
 | EXCEPTION(exc, 0); | EXCEPTION(exc, 0); | 
 | } | } | 
| Line 694  cpu_vmemorywrite_d(int idx, UINT32 offse | Line 733  cpu_vmemorywrite_d(int idx, UINT32 offse | 
 | } else { | } else { | 
 | switch (sd->type) { | switch (sd->type) { | 
 | case 6: case 7: | case 6: case 7: | 
| if (offset - 3 <= sd->u.seg.limit) { | if (offset - 3 <= sd->u.seg.limit) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 |  |  | 
 | default: | default: | 
| if (offset > sd->u.seg.limit - 3) { | if (offset > sd->u.seg.limit - 3) | 
| if (idx == CPU_SS_INDEX) | goto range_failure; | 
| exc = SS_EXCEPTION; |  | 
| else |  | 
| exc = GP_EXCEPTION; |  | 
| goto err; |  | 
| } |  | 
 | break; | break; | 
 | } | } | 
 | } | } | 
 | addr = sd->u.seg.segbase + offset; | addr = sd->u.seg.segbase + offset; | 
 |  | check_memory_break_point(addr, 4, CPU_DR7_RW_RW); | 
 | if (!CPU_STAT_PM) { | if (!CPU_STAT_PM) { | 
 | /* real mode */ | /* real mode */ | 
 | cpu_memorywrite_d(addr, val); | cpu_memorywrite_d(addr, val); | 
| Line 724  cpu_vmemorywrite_d(int idx, UINT32 offse | Line 754  cpu_vmemorywrite_d(int idx, UINT32 offse | 
 | } | } | 
 | return; | return; | 
 |  |  | 
 |  | range_failure: | 
 |  | if (idx == CPU_SS_INDEX) { | 
 |  | exc = SS_EXCEPTION; | 
 |  | } else { | 
 |  | exc = GP_EXCEPTION; | 
 |  | } | 
 |  | VERBOSE(("cpu_vmemorywrite_d: type = %d, offset = %08x, limit = %08x", sd->type, offset, sd->u.seg.limit)); | 
 | err: | err: | 
 | EXCEPTION(exc, 0); | EXCEPTION(exc, 0); | 
 | } | } |