[ros-diffs] [tkreuzer] 64770: {NTOSKRNL] Handle int 0x2c (assertion failure) in KDBG by breaking into the debugger instead of ignoring it and pretending it was handled. Now NT_ASSERT works on GCC builds as wel...

Author: tkreuzer
Date: Thu Oct 16 21:33:32 2014
New Revision: 64770

URL: http://svn.reactos.org/svn/reactos?rev=64770&view=rev
Log:
{NTOSKRNL]
Handle int 0x2c (assertion failure) in KDBG by breaking into the debugger instead of
ignoring it and pretending it was handled. Now NT_ASSERT works on GCC builds as well. (As
good as things work in KDBG...)

Modified:
    trunk/reactos/ntoskrnl/kd/kdmain.c
    trunk/reactos/ntoskrnl/kdbg/kdb.c

Modified: trunk/reactos/ntoskrnl/kd/kdmain.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/kd/kdmain.c?rev=6…
==============================================================================
--- trunk/reactos/ntoskrnl/kd/kdmain.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/kd/kdmain.c	[iso-8859-1] Thu Oct 16 21:33:32 2014
@@ -189,13 +189,8 @@
     /* Check if this is an assertion failure */
     if (ExceptionRecord->ExceptionCode == STATUS_ASSERTION_FAILURE)
     {
-        /* Warn about it */
-        DbgPrint("\n!!! Assertion Failure at Address 0x%p !!!\n\n",
-                 (PVOID)Context->Eip);
-
-        /* Bump EIP to the instruction following the int 2C and return */
+        /* Bump EIP to the instruction following the int 2C */
         Context->Eip += 2;
-        return TRUE;
     }
 #endif
 

Modified: trunk/reactos/ntoskrnl/kdbg/kdb.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/kdbg/kdb.c?rev=64…
==============================================================================
--- trunk/reactos/ntoskrnl/kdbg/kdb.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/kdbg/kdb.c	[iso-8859-1] Thu Oct 16 21:33:32 2014
@@ -57,26 +57,27 @@
 static KDB_ENTER_CONDITION KdbEnterConditions[][2] =
 {
     /* First chance       Last chance */
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* Zero devide */
-    { KdbEnterFromKmode,  KdbDoNotEnter },       /* Debug trap */
-    { KdbDoNotEnter,      KdbEnterAlways },      /* NMI */
-    { KdbEnterFromKmode,  KdbDoNotEnter },       /* INT3 */
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* Overflow */
-    { KdbDoNotEnter,      KdbEnterFromKmode },
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* Invalid opcode */
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* No math coprocessor fault */
-    { KdbEnterAlways,     KdbEnterAlways },
-    { KdbEnterAlways,     KdbEnterAlways },
-    { KdbDoNotEnter,      KdbEnterFromKmode },
-    { KdbDoNotEnter,      KdbEnterFromKmode },
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* Stack fault */
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* General protection fault */
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* Page fault */
-    { KdbEnterAlways,     KdbEnterAlways },      /* Reserved (15) */
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* FPU fault */
-    { KdbDoNotEnter,      KdbEnterFromKmode },
-    { KdbDoNotEnter,      KdbEnterFromKmode },
-    { KdbDoNotEnter,      KdbEnterFromKmode },   /* SIMD fault */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 0: Zero divide */
+    { KdbEnterFromKmode,  KdbDoNotEnter },       /* 1: Debug trap */
+    { KdbDoNotEnter,      KdbEnterAlways },      /* 2: NMI */
+    { KdbEnterFromKmode,  KdbDoNotEnter },       /* 3: INT3 */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 4: Overflow */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 5: BOUND range exceeded */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 6: Invalid opcode */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 7: No math coprocessor fault */
+    { KdbEnterAlways,     KdbEnterAlways },      /* 8: Double Fault */
+    { KdbEnterAlways,     KdbEnterAlways },      /* 9: Unknown(9) */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 10: Invalid TSS */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 11: Segment Not Present */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 12: Stack fault */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 13: General protection fault */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 14: Page fault */
+    { KdbEnterAlways,     KdbEnterAlways },      /* 15: Reserved (15) */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 16: FPU fault */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 17: Alignment Check */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 18: Machine Check */
+    { KdbDoNotEnter,      KdbEnterFromKmode },   /* 19: SIMD fault */
+    { KdbEnterAlways,     KdbEnterAlways },      /* 20: Assertion failure */
     { KdbDoNotEnter,      KdbEnterFromKmode }    /* Last entry: used for unknown
exceptions */
 };
 
@@ -102,7 +103,8 @@
     "Math Fault",
     "Alignment Check",
     "Machine Check",
-    "SIMD Fault"
+    "SIMD Fault",
+    "Assertion Failure"
 };
 
 ULONG
@@ -1320,6 +1322,9 @@
         case STATUS_FLOAT_MULTIPLE_TRAPS:
             Ret = 18;
             break;
+        case STATUS_ASSERTION_FAILURE:
+            Ret = 20;
+            break;
 
         default:
             Ret = RTL_NUMBER_OF(KdbEnterConditions) - 1;