[jcatena] 45274: added UNREACHABLE defs

Author: jcatena
Date: Tue Jan 26 21:25:31 2010
New Revision: 45274

URL: http://svn.reactos.org/svn/reactos?rev=45274&view=rev
Log:
added UNREACHABLE defs

Modified:
    branches/jcatena-branch/include/reactos/gnuc/i386/platf.h
    branches/jcatena-branch/include/reactos/i386/reactos_cfg.h
    branches/jcatena-branch/include/reactos/msc/i386/msc.h
    branches/jcatena-branch/include/reactos/msc/i386/platf.h

Modified: branches/jcatena-branch/include/reactos/gnuc/i386/platf.h
URL:
http://svn.reactos.org/svn/reactos/branches/jcatena-branch/include/reactos/…
==============================================================================
--- branches/jcatena-branch/include/reactos/gnuc/i386/platf.h [iso-8859-1] (original)
+++ branches/jcatena-branch/include/reactos/gnuc/i386/platf.h [iso-8859-1] Tue Jan 26
21:25:31 2010
@@ -23,6 +23,7 @@
 #define _LOADDS _ERR_UNSUPPORTED
 #define _DLLEXPORT __declspec(dllexport)
 #define _DLLIMPORT __declspec(dllimport)
+#define _NORETURN __declspec(noreturn)
 #define _ALIGN(x) __declspec(aligned(x))
 
 #define _PACK(x) __pragma(pack(push, x))
@@ -41,6 +42,7 @@
 #define _NOWARN_POP
 #define _NOWARN_MSC(x)
 #define _NOWARN_GNUC(x)
+#define _ASSUME(x)
 
 #define _SECTION(x) __declspec((section(sectn)))
 #define _SECTION_FN(sectn, fn) __declspec((section(sectn)))
@@ -185,15 +187,22 @@
 #define SIZTMAX 0xFFFFFFFF
 typedef i32u sizt, *psizt, _NEAR *npsizt, _FAR *npsizt, _FARH *hpsizt;
 
-/*************************************************************************
-
-*************************************************************************/
 // debug 
 #if _DEBUG
 #define dbgref TX("(") TX(__FILE__) TX(":") TX(sfy(__LINE__))
TX(":") TX(__FUNCTION__) TX(")")
 #else
 #define dbgref 0
 #endif
+
+//
+#ifdef __GNUC__
+#if __GNUC__ * 100 + __GNUC_MINOR__ >= 405
+#define _UNREACHABLE __builtin_unreachable()
+#else
+#define _UNREACHABLE __builtin_trap()
+#endif
+#define UNREACHABLE _UNREACHABLE
+#define _noreturn() _UNREACHABLE
 
 #define _ReturnAddress() (__builtin_return_address(0))
 #define ReturnAddress _ReturnAddress

Modified: branches/jcatena-branch/include/reactos/i386/reactos_cfg.h
URL:
http://svn.reactos.org/svn/reactos/branches/jcatena-branch/include/reactos/…
==============================================================================
--- branches/jcatena-branch/include/reactos/i386/reactos_cfg.h [iso-8859-1] (original)
+++ branches/jcatena-branch/include/reactos/i386/reactos_cfg.h [iso-8859-1] Tue Jan 26
21:25:31 2010
@@ -8,12 +8,11 @@
 // #define CONFIG_SMP
 
 #define __REACTOS__
+#define _X86_
 
-#if defined(_M_IX86)
 #define KERNEL_STACK_SIZE 0x6000
 #define KERNEL_LARGE_STACK_SIZE 0xf000
 #define KERNEL_LARGE_STACK_COMMIT 0x6000
-#endif
 
 #include <osver.h>
 #include <platf.h>

Modified: branches/jcatena-branch/include/reactos/msc/i386/msc.h
URL:
http://svn.reactos.org/svn/reactos/branches/jcatena-branch/include/reactos/…
==============================================================================
--- branches/jcatena-branch/include/reactos/msc/i386/msc.h [iso-8859-1] (original)
+++ branches/jcatena-branch/include/reactos/msc/i386/msc.h [iso-8859-1] Tue Jan 26
21:25:31 2010
@@ -14,6 +14,8 @@
 
 #define __inline__ _INLINE
 #define FORCEINLINE _INLINEF
+#define DECLSPEC_NORETURN _NORETURN
+#define FASTCALL _FASTCALL
 #define __attribute__(packed)
 
 #endif

Modified: branches/jcatena-branch/include/reactos/msc/i386/platf.h
URL:
http://svn.reactos.org/svn/reactos/branches/jcatena-branch/include/reactos/…
==============================================================================
--- branches/jcatena-branch/include/reactos/msc/i386/platf.h [iso-8859-1] (original)
+++ branches/jcatena-branch/include/reactos/msc/i386/platf.h [iso-8859-1] Tue Jan 26
21:25:31 2010
@@ -22,6 +22,7 @@
 #define _LOADDS _ERR_UNSUPPORTED
 #define _DLLEXPORT __declspec(dllexport)
 #define _DLLIMPORT __declspec(dllimport)
+#define _NORETURN __declspec(noreturn)
 #define _ALIGN(x) __declspec(align(x))
 
 #define _PACKN(x) __pragma(pack(push, x))
@@ -38,6 +39,7 @@
 #define _NOWARN_POP __pragma(warning(pop))
 #define _NOWARN_MSC(x) __pragma(warning(disable: x))
 #define _NOWARN_GNUC(x)
+#define _ASSUME(x) __assume(x)
 
 #define _SECTION(x) __declspec(allocate(x))
 #define _SECTION_FN(sectn, fn) __pragma(alloc_text(sectn, fn))
@@ -182,15 +184,17 @@
 #define SIZTMAX 0xFFFFFFFF
 typedef i32u sizt, *psizt, _NEAR *npsizt, _FAR *lpsizt, _FARH *hpsizt;
 
-/*************************************************************************
-
-*************************************************************************/
 // debug 
 #if _DEBUG
 #define dbgref TX("(") TX(__FILE__) TX(":") TX(sfy(__LINE__))
TX(":") TX(__FUNCTION__) TX(")")
 #else
 #define dbgref 0
 #endif
+
+//
+_NORETURN _INLINEF void _noreturn(void) {_ASSUME(0);};
+#define _UNREACHABLE _ASSUME(0); _noreturn()
+#define UNREACHABLE _UNREACHABLE
 
 pvoid _ReturnAddress(void);
 #pragma intrinsic(_ReturnAddress)
@@ -199,5 +203,5 @@
 #define ReturnAddressn _ReturnAddressn
 #define __builtin_expect(x, v) (x)
 
-#include <msc.h>	// additional compatibility defs that would not be needed if code
uses macros defined here instead of compiler specific directives
-
+#include <msc.h>	// should not be needed if code uses above macros instead of
compiler dependent directives
+