summaryrefslogtreecommitdiff
path: root/misc/pascal/insn16/include/pexec.h
diff options
context:
space:
mode:
Diffstat (limited to 'misc/pascal/insn16/include/pexec.h')
-rw-r--r--misc/pascal/insn16/include/pexec.h312
1 files changed, 156 insertions, 156 deletions
diff --git a/misc/pascal/insn16/include/pexec.h b/misc/pascal/insn16/include/pexec.h
index 234ffb99e..e3717ca73 100644
--- a/misc/pascal/insn16/include/pexec.h
+++ b/misc/pascal/insn16/include/pexec.h
@@ -1,156 +1,156 @@
-/****************************************************************************
- * pexec.h
- *
- * Copyright (C) 2008 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name NuttX 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 OWNER 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 __PEXEC_H
-#define __PEXEC_H
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-/****************************************************************************
- * Definitions
- ****************************************************************************/
-
-#define BPERI 2
-#define ITOBSTACK(i) ((i) << 1)
-#define BTOISTACK(i) ((i) >> 1)
-#define ROUNDBTOI(i) (((i) + 1) >> 1)
-
-/****************************************************************************
- * Type Definitions
- ****************************************************************************/
-
-typedef uint16 ustack_t; /* Stack values are 16-bits in length */
-typedef sint16 sstack_t;
-typedef uint16 addr_t; /* Addresses are 16-bits in length */
-typedef uint16 level_t; /* Limits to MAXUINT16 levels */
-
-union stack_u
-{
- ustack_t *i;
- ubyte *b;
-};
-typedef union stack_u stackType;
-
-/* This structure describes the parameters needed to initialize the p-code
- * interpreter.
- */
-
-struct pexec_attr_s
-{
- /* Instruction space (I-Space) */
-
- FAR ubyte *ispace; /* Allocated I-Space containing p-code data */
- addr_t entry; /* Entry point */
- addr_t maxpc; /* Last valid p-code address */
-
- /* Read-only data block */
-
- FAR ubyte *rodata; /* Address of read-only data block */
- addr_t rosize; /* Size of read-only data block */
-
- /* Allocate for variable storage */
-
- addr_t varsize; /* Variable storage size */
- addr_t strsize; /* String storage size */
-};
-
-/* This structure defines the current state of the p-code interpreter */
-
-struct pexec_s
-{
- /* This is the emulated P-Machine stack (D-Space) */
-
- stackType dstack;
-
- /* This is the emulated P-Machine instruction space (I-Space) */
-
- FAR ubyte *ispace;
-
- /* Address of last valid P-Code */
-
- addr_t maxpc;
-
- /* These are the emulated P-Machine registers:
- *
- * spb: Base of the stack
- * sp: The Pascal stack pointer
- * csp: The current top of the stack used to manage string
- * storage
- * fp: Base Register of the current stack frame. Holds the address
- * of the base of the stack frame of the current block.
- * fop: Pointer to section containing read-only data
- * pc: Holds the current p-code location
- */
-
- addr_t spb; /* Pascal stack base */
- addr_t sp; /* Pascal stack pointer */
- addr_t csp; /* Character stack pointer */
- addr_t fp; /* Base of the current frame */
- addr_t rop; /* Read-only data pointer */
- addr_t pc; /* Program counter */
-
- /* Info needed to perform a simulated reset */
-
- addr_t strsize; /* String stack size */
- addr_t rosize; /* Read-only stack size */
- addr_t entry; /* Entry point */
- addr_t stacksize; /* (debug only) */
-};
-
-/****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
-
-#ifdef __cplusplus
-#define EXTERN extern "C"
-extern "C" {
-#else
-#define EXTERN extern
-#endif
-
-EXTERN FAR struct pexec_s *pload(const char *filename, addr_t varsize, addr_t strsize);
-EXTERN FAR struct pexec_s *pexec_init(struct pexec_attr_s *attr);
-EXTERN int pexec(FAR struct pexec_s *st);
-EXTERN void pexec_reset(struct pexec_s *st);
-EXTERN void pexec_release(struct pexec_s *st);
-
-#undef EXTERN
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __PEXEC_H */
+/****************************************************************************
+ * pexec.h
+ *
+ * Copyright (C) 2008 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __PEXEC_H
+#define __PEXEC_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+#define BPERI 2
+#define ITOBSTACK(i) ((i) << 1)
+#define BTOISTACK(i) ((i) >> 1)
+#define ROUNDBTOI(i) (((i) + 1) >> 1)
+
+/****************************************************************************
+ * Type Definitions
+ ****************************************************************************/
+
+typedef uint16_t ustack_t; /* Stack values are 16-bits in length */
+typedef int16_t sstack_t;
+typedef uint16_t addr_t; /* Addresses are 16-bits in length */
+typedef uint16_t level_t; /* Limits to MAXUINT16 levels */
+
+union stack_u
+{
+ ustack_t *i;
+ uint8_t *b;
+};
+typedef union stack_u stackType;
+
+/* This structure describes the parameters needed to initialize the p-code
+ * interpreter.
+ */
+
+struct pexec_attr_s
+{
+ /* Instruction space (I-Space) */
+
+ FAR uint8_t *ispace; /* Allocated I-Space containing p-code data */
+ addr_t entry; /* Entry point */
+ addr_t maxpc; /* Last valid p-code address */
+
+ /* Read-only data block */
+
+ FAR uint8_t *rodata; /* Address of read-only data block */
+ addr_t rosize; /* Size of read-only data block */
+
+ /* Allocate for variable storage */
+
+ addr_t varsize; /* Variable storage size */
+ addr_t strsize; /* String storage size */
+};
+
+/* This structure defines the current state of the p-code interpreter */
+
+struct pexec_s
+{
+ /* This is the emulated P-Machine stack (D-Space) */
+
+ stackType dstack;
+
+ /* This is the emulated P-Machine instruction space (I-Space) */
+
+ FAR uint8_t *ispace;
+
+ /* Address of last valid P-Code */
+
+ addr_t maxpc;
+
+ /* These are the emulated P-Machine registers:
+ *
+ * spb: Base of the stack
+ * sp: The Pascal stack pointer
+ * csp: The current top of the stack used to manage string
+ * storage
+ * fp: Base Register of the current stack frame. Holds the address
+ * of the base of the stack frame of the current block.
+ * fop: Pointer to section containing read-only data
+ * pc: Holds the current p-code location
+ */
+
+ addr_t spb; /* Pascal stack base */
+ addr_t sp; /* Pascal stack pointer */
+ addr_t csp; /* Character stack pointer */
+ addr_t fp; /* Base of the current frame */
+ addr_t rop; /* Read-only data pointer */
+ addr_t pc; /* Program counter */
+
+ /* Info needed to perform a simulated reset */
+
+ addr_t strsize; /* String stack size */
+ addr_t rosize; /* Read-only stack size */
+ addr_t entry; /* Entry point */
+ addr_t stacksize; /* (debug only) */
+};
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+EXTERN FAR struct pexec_s *pload(const char *filename, addr_t varsize, addr_t strsize);
+EXTERN FAR struct pexec_s *pexec_init(struct pexec_attr_s *attr);
+EXTERN int pexec(FAR struct pexec_s *st);
+EXTERN void pexec_reset(struct pexec_s *st);
+EXTERN void pexec_release(struct pexec_s *st);
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __PEXEC_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-03 18:25:59 +0000