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Commit 3e6d9128 authored by Greg Geldorp's avatar Greg Geldorp Committed by Alexandre Julliard
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ntdll/tests: Add alternative results for overlong instructions.

parent 239a88e1
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Showing with 58 additions and 35 deletions
dlls/ntdll/tests/exception.c
View file @ 3e6d9128
......@@ -72,13 +72,16 @@ static BOOL is_wow64;
static const struct exception
{
BYTE code[18]; /* asm code */
BYTE offset; /* offset of faulting instruction */
BYTE length; /* length of faulting instruction */
BOOL wow64_broken; /* broken on Wow64, should be skipped */
NTSTATUS status; /* expected status code */
DWORD nb_params; /* expected number of parameters */
DWORD params[4]; /* expected parameters */
BYTE code[18]; /* asm code */
BYTE offset; /* offset of faulting instruction */
BYTE length; /* length of faulting instruction */
BOOL wow64_broken; /* broken on Wow64, should be skipped */
NTSTATUS status; /* expected status code */
DWORD nb_params; /* expected number of parameters */
DWORD params[4]; /* expected parameters */
NTSTATUS alt_status; /* alternative status code */
DWORD alt_nb_params; /* alternative number of parameters */
DWORD alt_params[4]; /* alternative parameters */
} exceptions[] =
{
/* 0 */
......@@ -137,66 +140,67 @@ static const struct exception
6, 6, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
/* test moving %cs -> %ss */
{ { 0x0e, 0x17, 0x58, 0xc3 }, /* 18: pushl %cs; popl %ss; popl %eax; ret */
{ { 0x0e, 0x17, 0x58, 0xc3 }, /* pushl %cs; popl %ss; popl %eax; ret */
1, 1, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
/* 20 */
/* test overlong instruction (limit is 15 bytes, 5 on Win7) */
{ { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
0, 16, TRUE, STATUS_ILLEGAL_INSTRUCTION, 0 },
0, 16, TRUE, STATUS_ILLEGAL_INSTRUCTION, 0, { 0 },
STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
{ { 0x64,0x64,0x64,0x64,0xfa,0xc3 },
0, 5, TRUE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
/* test invalid interrupt */
{ { 0xcd, 0xff, 0xc3 }, /* 21: int $0xff; ret */
{ { 0xcd, 0xff, 0xc3 }, /* int $0xff; ret */
0, 2, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
/* test moves to/from Crx */
{ { 0x0f, 0x20, 0xc0, 0xc3 }, /* 22: movl %cr0,%eax; ret */
{ { 0x0f, 0x20, 0xc0, 0xc3 }, /* movl %cr0,%eax; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
{ { 0x0f, 0x20, 0xe0, 0xc3 }, /* 23: movl %cr4,%eax; ret */
{ { 0x0f, 0x20, 0xe0, 0xc3 }, /* movl %cr4,%eax; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
/* 25 */
{ { 0x0f, 0x22, 0xc0, 0xc3 }, /* 24: movl %eax,%cr0; ret */
{ { 0x0f, 0x22, 0xc0, 0xc3 }, /* movl %eax,%cr0; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
{ { 0x0f, 0x22, 0xe0, 0xc3 }, /* 25: movl %eax,%cr4; ret */
{ { 0x0f, 0x22, 0xe0, 0xc3 }, /* movl %eax,%cr4; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
/* test moves to/from Drx */
{ { 0x0f, 0x21, 0xc0, 0xc3 }, /* 26: movl %dr0,%eax; ret */
{ { 0x0f, 0x21, 0xc0, 0xc3 }, /* movl %dr0,%eax; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
{ { 0x0f, 0x21, 0xc8, 0xc3 }, /* 27: movl %dr1,%eax; ret */
{ { 0x0f, 0x21, 0xc8, 0xc3 }, /* movl %dr1,%eax; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
{ { 0x0f, 0x21, 0xf8, 0xc3 }, /* 28: movl %dr7,%eax; ret */
{ { 0x0f, 0x21, 0xf8, 0xc3 }, /* movl %dr7,%eax; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
/* 30 */
{ { 0x0f, 0x23, 0xc0, 0xc3 }, /* 29: movl %eax,%dr0; ret */
{ { 0x0f, 0x23, 0xc0, 0xc3 }, /* movl %eax,%dr0; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
{ { 0x0f, 0x23, 0xc8, 0xc3 }, /* 30: movl %eax,%dr1; ret */
{ { 0x0f, 0x23, 0xc8, 0xc3 }, /* movl %eax,%dr1; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
{ { 0x0f, 0x23, 0xf8, 0xc3 }, /* 31: movl %eax,%dr7; ret */
{ { 0x0f, 0x23, 0xf8, 0xc3 }, /* movl %eax,%dr7; ret */
0, 3, FALSE, STATUS_PRIVILEGED_INSTRUCTION, 0 },
/* test memory reads */
{ { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* 32: movl 0xfffffffc,%eax; ret */
{ { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffc,%eax; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffc } },
{ { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* 33: movl 0xfffffffd,%eax; ret */
{ { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffd,%eax; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffd } },
/* 35 */
{ { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* 34: movl 0xfffffffe,%eax; ret */
{ { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffe,%eax; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffe } },
{ { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* 35: movl 0xffffffff,%eax; ret */
{ { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xffffffff,%eax; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
/* test memory writes */
{ { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* 36: movl %eax,0xfffffffc; ret */
{ { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffc; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffc } },
{ { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* 37: movl %eax,0xfffffffd; ret */
{ { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffd; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffd } },
{ { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* 38: movl %eax,0xfffffffe; ret */
{ { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffe; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffe } },
/* 40 */
{ { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* 39: movl %eax,0xffffffff; ret */
{ { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffff; ret */
0, 5, FALSE, STATUS_ACCESS_VIOLATION, 2, { 1, 0xffffffff } },
/* test exception with cleared %ds and %es (broken on Wow64) */
......@@ -389,14 +393,23 @@ static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *fram
trace( "exception %u: %x flags:%x addr:%p\n",
entry, rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
ok( rec->ExceptionCode == except->status,
ok( rec->ExceptionCode == except->status ||
(except->alt_status != 0 && rec->ExceptionCode == except->alt_status),
"%u: Wrong exception code %x/%x\n", entry, rec->ExceptionCode, except->status );
ok( rec->ExceptionAddress == (char*)code_mem + except->offset,
"%u: Wrong exception address %p/%p\n", entry,
rec->ExceptionAddress, (char*)code_mem + except->offset );
ok( rec->NumberParameters == except->nb_params,
"%u: Wrong number of parameters %u/%u\n", entry, rec->NumberParameters, except->nb_params );
if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
{
ok( rec->NumberParameters == except->nb_params,
"%u: Wrong number of parameters %u/%u\n", entry, rec->NumberParameters, except->nb_params );
}
else
{
ok( rec->NumberParameters == except->alt_nb_params,
"%u: Wrong number of parameters %u/%u\n", entry, rec->NumberParameters, except->nb_params );
}
/* Most CPUs (except Intel Core apparently) report a segment limit violation */
/* instead of page faults for accesses beyond 0xffffffff */
......@@ -414,10 +427,20 @@ static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *fram
goto skip_params;
}
for (i = 0; i < rec->NumberParameters; i++)
ok( rec->ExceptionInformation[i] == except->params[i],
"%u: Wrong parameter %d: %lx/%x\n",
entry, i, rec->ExceptionInformation[i], except->params[i] );
if (except->alt_status == 0 || rec->ExceptionCode != except->alt_status)
{
for (i = 0; i < rec->NumberParameters; i++)
ok( rec->ExceptionInformation[i] == except->params[i],
"%u: Wrong parameter %d: %lx/%x\n",
entry, i, rec->ExceptionInformation[i], except->params[i] );
}
else
{
for (i = 0; i < rec->NumberParameters; i++)
ok( rec->ExceptionInformation[i] == except->alt_params[i],
"%u: Wrong parameter %d: %lx/%x\n",
entry, i, rec->ExceptionInformation[i], except->alt_params[i] );
}
skip_params:
/* don't handle exception if it's not the address we expected */
......
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