2005-oct-19 3dlabs slang compiler, tweaked a little bit

2 files changed, 198 insertions, 0 deletions

diff --git a/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp b/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp
new file mode 100755
index 00000000000..02e392f18bb
--- /dev/null
+++ b/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp
@@ -0,0 +1,151 @@
+//

+//Copyright (C) 2002-2004  3Dlabs Inc. Ltd.

+//All rights reserved.

+//

+//Redistribution and use in source and binary forms, with or without

+//modification, are permitted provided that the following conditions

+//are met:

+//

+//    Redistributions of source code must retain the above copyright

+//    notice, this list of conditions and the following disclaimer.

+//

+//    Redistributions in binary form must reproduce the above

+//    copyright notice, this list of conditions and the following

+//    disclaimer in the documentation and/or other materials provided

+//    with the distribution.

+//

+//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its

+//    contributors may be used to endorse or promote products derived

+//    from this software without specific prior written permission.

+//

+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS

+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,

+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,

+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

+//POSSIBILITY OF SUCH DAMAGE.

+//

+

+#define SH_EXPORTING

+#include "Initialisation.h"

+#include "Include/InitializeGlobals.h"

+#include "Include/InitializeParseContext.h"

+#include "Public/ShaderLang.h"

+

+OS_TLSIndex GlobalProcessFlag   = OS_INVALID_TLS_INDEX;

+

+bool InitProcess()

+{

+    if (GlobalProcessFlag != OS_INVALID_TLS_INDEX) {

+        //

+        // Function is re-entrant.

+        //

+        return true;

+    }

+

+    GlobalProcessFlag = OS_AllocTLSIndex();

+

+    if (GlobalProcessFlag == OS_INVALID_TLS_INDEX) {

+        assert (0 && "InitProcess(): Failed to allocate TLS area for init flag");

+        return false;

+    }

+

+    if (!InitializePoolIndex()) {

+        assert (0 && "InitProcess(): Failed to initalize global pool");

+        return false;

+    }

+

+    if (!InitializeParseContextIndex()) {

+        assert (0 && "InitProcess(): Failed to initalize parse context");

+        return false;

+    }

+

+    InitThread();

+    return true;

+}

+

+

+bool InitThread()

+{

+    //

+    // This function is re-entrant

+    //

+    if (GlobalProcessFlag == OS_INVALID_TLS_INDEX) {

+        assert(0 && "InitThread(): Process hasn't been initalised.");

+        return false;

+    }

+

+    if (OS_GetTLSValue(GlobalProcessFlag) != 0) {

+        return true;

+    }

+

+    InitializeGlobalPools();

+

+    if(!InitializeGlobalParseContext()) 

+        return false;

+

+    if(!OS_SetTLSValue(GlobalProcessFlag, (void *)1)) {

+        assert(0 && "InitThread(): Unable to set init flag.");

+        return false;

+    }

+

+    return true;

+}

+

+

+bool DetachThread()

+{

+    bool retFlag = true;

+

+    if (GlobalProcessFlag == OS_INVALID_TLS_INDEX) {

+        assert(0 && "DetachThread(): Process hasn't been initalised.");

+        return false;

+    }

+

+    //

+    // Function is re-entrant and this thread may not have been initalised.

+    //

+    if (OS_GetTLSValue(GlobalProcessFlag) != 0)

+    {

+        if(!OS_SetTLSValue(GlobalProcessFlag, (void *)0)) {

+            assert(0 && "DetachThread(): Unable to clear init flag.");

+            retFlag = false;

+        }

+

+        FreeGlobalPools();

+

+        if (!FreeParseContext())

+            retFlag = false;

+    }

+

+    return retFlag;

+}

+

+bool DetachProcess()

+{

+    bool retFlag = true;

+

+    if (GlobalProcessFlag == OS_INVALID_TLS_INDEX)

+        return true;

+    

+    ShFinalize();

+

+    retFlag = DetachThread();

+

+    FreePoolIndex();

+

+    if(!FreeParseContextIndex())

+        retFlag = false;

+

+    OS_FreeTLSIndex(GlobalProcessFlag);

+    GlobalProcessFlag = OS_INVALID_TLS_INDEX;

+

+    return retFlag;

+}

+

diff --git a/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.h b/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.h
new file mode 100755
index 00000000000..beaabbaa981
--- /dev/null
+++ b/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.h
@@ -0,0 +1,47 @@
+//

+//Copyright (C) 2002-2004  3Dlabs Inc. Ltd.

+//All rights reserved.

+//

+//Redistribution and use in source and binary forms, with or without

+//modification, are permitted provided that the following conditions

+//are met:

+//

+//    Redistributions of source code must retain the above copyright

+//    notice, this list of conditions and the following disclaimer.

+//

+//    Redistributions in binary form must reproduce the above

+//    copyright notice, this list of conditions and the following

+//    disclaimer in the documentation and/or other materials provided

+//    with the distribution.

+//

+//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its

+//    contributors may be used to endorse or promote products derived

+//    from this software without specific prior written permission.

+//

+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS

+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,

+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,

+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

+//POSSIBILITY OF SUCH DAMAGE.

+//

+#ifndef __INITIALISATION_H

+#define __INITIALISATION_H

+

+

+#include "osinclude.h"

+

+

+bool InitProcess();

+bool InitThread();

+bool DetachThread();

+bool DetachProcess();

+

+#endif // __INITIALISATION_H

+