-/*\r
- * Mesa 3-D graphics library\r
- * Version: 6.5\r
- *\r
- * Copyright (C) 2005-2006 Brian Paul All Rights Reserved.\r
- *\r
- * Permission is hereby granted, free of charge, to any person obtaining a\r
- * copy of this software and associated documentation files (the "Software"),\r
- * to deal in the Software without restriction, including without limitation\r
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,\r
- * and/or sell copies of the Software, and to permit persons to whom the\r
- * Software is furnished to do so, subject to the following conditions:\r
- *\r
- * The above copyright notice and this permission notice shall be included\r
- * in all copies or substantial portions of the Software.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN\r
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
- */\r
-\r
-#if !defined SLANG_EXECUTE_H\r
-#define SLANG_EXECUTE_H\r
-\r
-#if defined __cplusplus\r
-extern "C" {\r
-#endif\r
-\r
-typedef union slang_machine_slot_\r
-{\r
- GLfloat _float;\r
- GLuint _addr;\r
-} slang_machine_slot;\r
-\r
-#define SLANG_MACHINE_GLOBAL_SIZE 3072\r
-#define SLANG_MACHINE_STACK_SIZE 1024\r
-#define SLANG_MACHINE_MEMORY_SIZE (SLANG_MACHINE_GLOBAL_SIZE + SLANG_MACHINE_STACK_SIZE)\r
-\r
-typedef struct slang_machine_\r
-{\r
- GLuint ip; /* instruction pointer, for flow control */\r
- GLuint sp; /* stack pointer, for stack access */\r
- GLuint bp; /* base pointer, for local variable access */\r
- GLuint kill; /* discard the fragment */\r
- GLuint exit; /* terminate the shader */\r
- slang_machine_slot mem[SLANG_MACHINE_MEMORY_SIZE];\r
-} slang_machine;\r
-\r
-void slang_machine_init (slang_machine *);\r
-\r
-int _slang_execute (const slang_assembly_file *);\r
-int _slang_execute2 (const slang_assembly_file *, slang_machine *);\r
-\r
-#ifdef __cplusplus\r
-}\r
-#endif\r
-\r
-#endif\r
-\r
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.5.2
+ *
+ * Copyright (C) 2005-2006 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SLANG_EXECUTE_H
+#define SLANG_EXECUTE_H
+
+#include "slang_assemble.h"
+
+#if defined __cplusplus
+extern "C" {
+#endif
+
+
+/**
+ * A memory location
+ */
+typedef union slang_machine_slot_
+{
+ GLfloat _float;
+ GLuint _addr;
+} slang_machine_slot;
+
+#define SLANG_MACHINE_GLOBAL_SIZE 3072
+#define SLANG_MACHINE_STACK_SIZE 1024
+#define SLANG_MACHINE_MEMORY_SIZE (SLANG_MACHINE_GLOBAL_SIZE + SLANG_MACHINE_STACK_SIZE)
+
+
+#if defined(USE_X86_ASM) || defined(SLANG_X86)
+/**
+ * Extra machine state for x86 execution.
+ */
+typedef struct
+{
+ GLvoid(*compiled_func) (struct slang_machine_ *);
+ GLuint esp_restore;
+ GLshort fpucntl_rnd_neg;
+ GLshort fpucntl_restore;
+} slang_machine_x86;
+#endif
+
+
+/**
+ * Runtime shader machine state.
+ */
+typedef struct slang_machine_
+{
+ GLuint ip; /**< instruction pointer, for flow control */
+ GLuint sp; /**< stack pointer, for stack access */
+ GLuint bp; /**< base pointer, for local variable access */
+ GLboolean kill; /**< discard the fragment? */
+ GLboolean exit; /**< terminate the shader */
+ /** Machine memory */
+ slang_machine_slot mem[SLANG_MACHINE_MEMORY_SIZE];
+ struct slang_info_log_ *infolog; /**< printMESA() support */
+#if defined(USE_X86_ASM) || defined(SLANG_X86)
+ slang_machine_x86 x86;
+#endif
+} slang_machine;
+
+
+extern GLvoid
+slang_machine_ctr(slang_machine *);
+
+extern GLvoid
+slang_machine_dtr(slang_machine *);
+
+extern void
+slang_machine_init(slang_machine *);
+
+extern GLboolean
+_slang_execute2(const slang_assembly_file *, slang_machine *);
+
+
+#if defined(USE_X86_ASM) || defined(SLANG_X86)
+extern GLboolean
+_slang_x86_codegen(slang_machine *, slang_assembly_file *, GLuint);
+#endif
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif