NJU-ProjectN/abstract-machine ics2023 initialized

NJU-ProjectN/abstract-machine 3348db971fd860be5cb28e21c18f9d0e65d0c96a Merge pull request #8 from Jasonyanyusong/master

abstract-machine/klib/include/klib-macros.h

@@ -0,0 +1,39 @@
+#ifndef KLIB_MACROS_H__
+#define KLIB_MACROS_H__
+
+#define ROUNDUP(a, sz)      ((((uintptr_t)a) + (sz) - 1) & ~((sz) - 1))
+#define ROUNDDOWN(a, sz)    ((((uintptr_t)a)) & ~((sz) - 1))
+#define LENGTH(arr)         (sizeof(arr) / sizeof((arr)[0]))
+#define RANGE(st, ed)       (Area) { .start = (void *)(st), .end = (void *)(ed) }
+#define IN_RANGE(ptr, area) ((area).start <= (ptr) && (ptr) < (area).end)
+
+#define STRINGIFY(s)        #s
+#define TOSTRING(s)         STRINGIFY(s)
+#define _CONCAT(x, y)       x ## y
+#define CONCAT(x, y)        _CONCAT(x, y)
+
+#define putstr(s) \
+  ({ for (const char *p = s; *p; p++) putch(*p); })
+
+#define io_read(reg) \
+  ({ reg##_T __io_param; \
+    ioe_read(reg, &__io_param); \
+    __io_param; })
+
+#define io_write(reg, ...) \
+  ({ reg##_T __io_param = (reg##_T) { __VA_ARGS__ }; \
+    ioe_write(reg, &__io_param); })
+
+#define static_assert(const_cond) \
+  static char CONCAT(_static_assert_, __LINE__) [(const_cond) ? 1 : -1] __attribute__((unused))
+
+#define panic_on(cond, s) \
+  ({ if (cond) { \
+      putstr("AM Panic: "); putstr(s); \
+      putstr(" @ " __FILE__ ":" TOSTRING(__LINE__) "  \n"); \
+      halt(1); \
+    } })
+
+#define panic(s) panic_on(1, s)
+
+#endif

abstract-machine/klib/include/klib.h

@@ -0,0 +1,58 @@
+#ifndef KLIB_H__
+#define KLIB_H__
+
+#include <am.h>
+#include <stddef.h>
+#include <stdarg.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+//#define __NATIVE_USE_KLIB__
+
+// string.h
+void  *memset    (void *s, int c, size_t n);
+void  *memcpy    (void *dst, const void *src, size_t n);
+void  *memmove   (void *dst, const void *src, size_t n);
+int    memcmp    (const void *s1, const void *s2, size_t n);
+size_t strlen    (const char *s);
+char  *strcat    (char *dst, const char *src);
+char  *strcpy    (char *dst, const char *src);
+char  *strncpy   (char *dst, const char *src, size_t n);
+int    strcmp    (const char *s1, const char *s2);
+int    strncmp   (const char *s1, const char *s2, size_t n);
+
+// stdlib.h
+void   srand     (unsigned int seed);
+int    rand      (void);
+void  *malloc    (size_t size);
+void   free      (void *ptr);
+int    abs       (int x);
+int    atoi      (const char *nptr);
+
+// stdio.h
+int    printf    (const char *format, ...);
+int    sprintf   (char *str, const char *format, ...);
+int    snprintf  (char *str, size_t size, const char *format, ...);
+int    vsprintf  (char *str, const char *format, va_list ap);
+int    vsnprintf (char *str, size_t size, const char *format, va_list ap);
+
+// assert.h
+#ifdef NDEBUG
+  #define assert(ignore) ((void)0)
+#else
+  #define assert(cond) \
+    do { \
+      if (!(cond)) { \
+        printf("Assertion fail at %s:%d\n", __FILE__, __LINE__); \
+        halt(1); \
+      } \
+    } while (0)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif