post lecture 3 commit

.gitignore

+\#*\#

section01/Lec01/Activity/nogood.s

+	.file	"preprocessed.c"
+	.section	.rodata
+	.align 8
+.LC0:
+	.string	"n = %d, n squared = %d, n cubed = %d\n"
+	.text
+	.globl	main
+	.type	main, @function
+main:
+.LFB0:
+	.cfi_startproc
+	pushq	%rbp
+	.cfi_def_cfa_offset 16
+	.cfi_offset 6, -16
+	movq	%rsp, %rbp
+	.cfi_def_cfa_register 6
+	subq	$16, %rsp
+	movl	$5, -12(%rbp)
+	movl	-12(%rbp), %eax
+	imull	-12(%rbp), %eax
+	movl	%eax, -8(%rbp)
+	movl	-8(%rbp), %eax
+	imull	-12(%rbp), %eax
+	movl	%eax, -4(%rbp)
+	movl	$.LC0, %eax
+	movl	-4(%rbp), %ecx
+	movl	-8(%rbp), %edx
+	movl	-12(%rbp), %esi
+	movq	%rax, %rdi
+	movl	$0, %eax
+	call	printf
+	movl	$0, %eax
+	leave
+	.cfi_def_cfa 7, 8
+	ret
+	.cfi_endproc
+.LFE0:
+	.size	main, .-main
+	.ident	"GCC: (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3"
+	.section	.note.GNU-stack,"",@progbits

section01/Lec01/Activity/preprocessed.c

+
+typedef long unsigned int size_t;
+typedef unsigned char __u_char;
+typedef unsigned short int __u_short;
+typedef unsigned int __u_int;
+typedef unsigned long int __u_long;
+typedef signed char __int8_t;
+typedef unsigned char __uint8_t;
+typedef signed short int __int16_t;
+typedef unsigned short int __uint16_t;
+typedef signed int __int32_t;
+typedef unsigned int __uint32_t;
+typedef signed long int __int64_t;
+typedef unsigned long int __uint64_t;
+typedef long int __quad_t;
+typedef unsigned long int __u_quad_t;
+typedef unsigned long int __dev_t;
+typedef unsigned int __uid_t;
+typedef unsigned int __gid_t;
+typedef unsigned long int __ino_t;
+typedef unsigned long int __ino64_t;
+typedef unsigned int __mode_t;
+typedef unsigned long int __nlink_t;
+typedef long int __off_t;
+typedef long int __off64_t;
+typedef int __pid_t;
+typedef struct { int __val[2]; } __fsid_t;
+typedef long int __clock_t;
+typedef unsigned long int __rlim_t;
+typedef unsigned long int __rlim64_t;
+typedef unsigned int __id_t;
+typedef long int __time_t;
+typedef unsigned int __useconds_t;
+typedef long int __suseconds_t;
+typedef int __daddr_t;
+typedef long int __swblk_t;
+typedef int __key_t;
+typedef int __clockid_t;
+typedef void * __timer_t;
+typedef long int __blksize_t;
+typedef long int __blkcnt_t;
+typedef long int __blkcnt64_t;
+typedef unsigned long int __fsblkcnt_t;
+typedef unsigned long int __fsblkcnt64_t;
+typedef unsigned long int __fsfilcnt_t;
+typedef unsigned long int __fsfilcnt64_t;
+typedef long int __ssize_t;
+typedef __off64_t __loff_t;
+typedef __quad_t *__qaddr_t;
+typedef char *__caddr_t;
+typedef long int __intptr_t;
+typedef unsigned int __socklen_t;
+struct _IO_FILE;
+
+typedef struct _IO_FILE FILE;
+
+
+
+
+
+
+
+
+
+typedef struct _IO_FILE __FILE;
+typedef struct
+{
+  int __count;
+  union
+  {
+    unsigned int __wch;
+    char __wchb[4];
+  } __value;
+} __mbstate_t;
+typedef struct
+{
+  __off_t __pos;
+  __mbstate_t __state;
+} _G_fpos_t;
+typedef struct
+{
+  __off64_t __pos;
+  __mbstate_t __state;
+} _G_fpos64_t;
+typedef int _G_int16_t __attribute__ ((__mode__ (__HI__)));
+typedef int _G_int32_t __attribute__ ((__mode__ (__SI__)));
+typedef unsigned int _G_uint16_t __attribute__ ((__mode__ (__HI__)));
+typedef unsigned int _G_uint32_t __attribute__ ((__mode__ (__SI__)));
+typedef __builtin_va_list __gnuc_va_list;
+struct _IO_jump_t; struct _IO_FILE;
+typedef void _IO_lock_t;
+struct _IO_marker {
+  struct _IO_marker *_next;
+  struct _IO_FILE *_sbuf;
+  int _pos;
+};
+enum __codecvt_result
+{
+  __codecvt_ok,
+  __codecvt_partial,
+  __codecvt_error,
+  __codecvt_noconv
+};
+struct _IO_FILE {
+  int _flags;
+  char* _IO_read_ptr;
+  char* _IO_read_end;
+  char* _IO_read_base;
+  char* _IO_write_base;
+  char* _IO_write_ptr;
+  char* _IO_write_end;
+  char* _IO_buf_base;
+  char* _IO_buf_end;
+  char *_IO_save_base;
+  char *_IO_backup_base;
+  char *_IO_save_end;
+  struct _IO_marker *_markers;
+  struct _IO_FILE *_chain;
+  int _fileno;
+  int _flags2;
+  __off_t _old_offset;
+  unsigned short _cur_column;
+  signed char _vtable_offset;
+  char _shortbuf[1];
+  _IO_lock_t *_lock;
+  __off64_t _offset;
+  void *__pad1;
+  void *__pad2;
+  void *__pad3;
+  void *__pad4;
+  size_t __pad5;
+  int _mode;
+  char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)];
+};
+typedef struct _IO_FILE _IO_FILE;
+struct _IO_FILE_plus;
+extern struct _IO_FILE_plus _IO_2_1_stdin_;
+extern struct _IO_FILE_plus _IO_2_1_stdout_;
+extern struct _IO_FILE_plus _IO_2_1_stderr_;
+typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);
+typedef __ssize_t __io_write_fn (void *__cookie, __const char *__buf,
+     size_t __n);
+typedef int __io_seek_fn (void *__cookie, __off64_t *__pos, int __w);
+typedef int __io_close_fn (void *__cookie);
+extern int __underflow (_IO_FILE *);
+extern int __uflow (_IO_FILE *);
+extern int __overflow (_IO_FILE *, int);
+extern int _IO_getc (_IO_FILE *__fp);
+extern int _IO_putc (int __c, _IO_FILE *__fp);
+extern int _IO_feof (_IO_FILE *__fp) __attribute__ ((__nothrow__ , __leaf__));
+extern int _IO_ferror (_IO_FILE *__fp) __attribute__ ((__nothrow__ , __leaf__));
+extern int _IO_peekc_locked (_IO_FILE *__fp);
+extern void _IO_flockfile (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
+extern void _IO_funlockfile (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
+extern int _IO_ftrylockfile (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
+extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict,
+   __gnuc_va_list, int *__restrict);
+extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict,
+    __gnuc_va_list);
+extern __ssize_t _IO_padn (_IO_FILE *, int, __ssize_t);
+extern size_t _IO_sgetn (_IO_FILE *, void *, size_t);
+extern __off64_t _IO_seekoff (_IO_FILE *, __off64_t, int, int);
+extern __off64_t _IO_seekpos (_IO_FILE *, __off64_t, int);
+extern void _IO_free_backup_area (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
+typedef __gnuc_va_list va_list;
+typedef __off_t off_t;
+typedef __ssize_t ssize_t;
+
+typedef _G_fpos_t fpos_t;
+
+extern struct _IO_FILE *stdin;
+extern struct _IO_FILE *stdout;
+extern struct _IO_FILE *stderr;
+
+
+
+
+
+extern int remove (__const char *__filename) __attribute__ ((__nothrow__ , __leaf__));
+
+extern int rename (__const char *__old, __const char *__new) __attribute__ ((__nothrow__ , __leaf__));
+
+
+
+
+extern int renameat (int __oldfd, __const char *__old, int __newfd,
+       __const char *__new) __attribute__ ((__nothrow__ , __leaf__));
+
+
+
+
+
+
+
+
+extern FILE *tmpfile (void) ;
+extern char *tmpnam (char *__s) __attribute__ ((__nothrow__ , __leaf__)) ;
+
+extern char *tmpnam_r (char *__s) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern char *tempnam (__const char *__dir, __const char *__pfx)
+     __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__)) ;
+
+extern int fclose (FILE *__stream);
+extern int fflush (FILE *__stream);
+
+extern int fflush_unlocked (FILE *__stream);
+
+extern FILE *fopen (__const char *__restrict __filename,
+      __const char *__restrict __modes) ;
+extern FILE *freopen (__const char *__restrict __filename,
+        __const char *__restrict __modes,
+        FILE *__restrict __stream) ;
+
+extern FILE *fdopen (int __fd, __const char *__modes) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes)
+  __attribute__ ((__nothrow__ , __leaf__)) ;
+extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __attribute__ ((__nothrow__ , __leaf__)) ;
+
+extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __attribute__ ((__nothrow__ , __leaf__));
+extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
+      int __modes, size_t __n) __attribute__ ((__nothrow__ , __leaf__));
+
+extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
+         size_t __size) __attribute__ ((__nothrow__ , __leaf__));
+extern void setlinebuf (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
+
+extern int fprintf (FILE *__restrict __stream,
+      __const char *__restrict __format, ...);
+extern int printf (__const char *__restrict __format, ...);
+extern int sprintf (char *__restrict __s,
+      __const char *__restrict __format, ...) __attribute__ ((__nothrow__));
+extern int vfprintf (FILE *__restrict __s, __const char *__restrict __format,
+       __gnuc_va_list __arg);
+extern int vprintf (__const char *__restrict __format, __gnuc_va_list __arg);
+extern int vsprintf (char *__restrict __s, __const char *__restrict __format,
+       __gnuc_va_list __arg) __attribute__ ((__nothrow__));
+
+
+extern int snprintf (char *__restrict __s, size_t __maxlen,
+       __const char *__restrict __format, ...)
+     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 4)));
+extern int vsnprintf (char *__restrict __s, size_t __maxlen,
+        __const char *__restrict __format, __gnuc_va_list __arg)
+     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 0)));
+
+extern int vdprintf (int __fd, __const char *__restrict __fmt,
+       __gnuc_va_list __arg)
+     __attribute__ ((__format__ (__printf__, 2, 0)));
+extern int dprintf (int __fd, __const char *__restrict __fmt, ...)
+     __attribute__ ((__format__ (__printf__, 2, 3)));
+
+extern int fscanf (FILE *__restrict __stream,
+     __const char *__restrict __format, ...) ;
+extern int scanf (__const char *__restrict __format, ...) ;
+extern int sscanf (__const char *__restrict __s,
+     __const char *__restrict __format, ...) __attribute__ ((__nothrow__ , __leaf__));
+extern int fscanf (FILE *__restrict __stream, __const char *__restrict __format, ...) __asm__ ("" "__isoc99_fscanf") ;
+extern int scanf (__const char *__restrict __format, ...) __asm__ ("" "__isoc99_scanf") ;
+extern int sscanf (__const char *__restrict __s, __const char *__restrict __format, ...) __asm__ ("" "__isoc99_sscanf") __attribute__ ((__nothrow__ , __leaf__));
+
+
+extern int vfscanf (FILE *__restrict __s, __const char *__restrict __format,
+      __gnuc_va_list __arg)
+     __attribute__ ((__format__ (__scanf__, 2, 0))) ;
+extern int vscanf (__const char *__restrict __format, __gnuc_va_list __arg)
+     __attribute__ ((__format__ (__scanf__, 1, 0))) ;
+extern int vsscanf (__const char *__restrict __s,
+      __const char *__restrict __format, __gnuc_va_list __arg)
+     __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__format__ (__scanf__, 2, 0)));
+extern int vfscanf (FILE *__restrict __s, __const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vfscanf")
+     __attribute__ ((__format__ (__scanf__, 2, 0))) ;
+extern int vscanf (__const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vscanf")
+     __attribute__ ((__format__ (__scanf__, 1, 0))) ;
+extern int vsscanf (__const char *__restrict __s, __const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vsscanf") __attribute__ ((__nothrow__ , __leaf__))
+     __attribute__ ((__format__ (__scanf__, 2, 0)));
+
+
+extern int fgetc (FILE *__stream);
+extern int getc (FILE *__stream);
+extern int getchar (void);
+
+extern int getc_unlocked (FILE *__stream);
+extern int getchar_unlocked (void);
+extern int fgetc_unlocked (FILE *__stream);
+
+extern int fputc (int __c, FILE *__stream);
+extern int putc (int __c, FILE *__stream);
+extern int putchar (int __c);
+
+extern int fputc_unlocked (int __c, FILE *__stream);
+extern int putc_unlocked (int __c, FILE *__stream);
+extern int putchar_unlocked (int __c);
+extern int getw (FILE *__stream);
+extern int putw (int __w, FILE *__stream);
+
+extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
+     ;
+extern char *gets (char *__s) ;
+
+extern __ssize_t __getdelim (char **__restrict __lineptr,
+          size_t *__restrict __n, int __delimiter,
+          FILE *__restrict __stream) ;
+extern __ssize_t getdelim (char **__restrict __lineptr,
+        size_t *__restrict __n, int __delimiter,
+        FILE *__restrict __stream) ;
+extern __ssize_t getline (char **__restrict __lineptr,
+       size_t *__restrict __n,
+       FILE *__restrict __stream) ;
+
+extern int fputs (__const char *__restrict __s, FILE *__restrict __stream);
+extern int puts (__const char *__s);
+extern int ungetc (int __c, FILE *__stream);
+extern size_t fread (void *__restrict __ptr, size_t __size,
+       size_t __n, FILE *__restrict __stream) ;
+extern size_t fwrite (__const void *__restrict __ptr, size_t __size,
+        size_t __n, FILE *__restrict __s);
+
+extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
+         size_t __n, FILE *__restrict __stream) ;
+extern size_t fwrite_unlocked (__const void *__restrict __ptr, size_t __size,
+          size_t __n, FILE *__restrict __stream);
+
+extern int fseek (FILE *__stream, long int __off, int __whence);
+extern long int ftell (FILE *__stream) ;
+extern void rewind (FILE *__stream);
+
+extern int fseeko (FILE *__stream, __off_t __off, int __whence);
+extern __off_t ftello (FILE *__stream) ;
+
+extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);
+extern int fsetpos (FILE *__stream, __const fpos_t *__pos);
+
+
+extern void clearerr (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
+extern int feof (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern int ferror (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+
+extern void clearerr_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
+extern int feof_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern int ferror_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+
+extern void perror (__const char *__s);
+
+extern int sys_nerr;
+extern __const char *__const sys_errlist[];
+extern int fileno (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern int fileno_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern FILE *popen (__const char *__command, __const char *__modes) ;
+extern int pclose (FILE *__stream);
+extern char *ctermid (char *__s) __attribute__ ((__nothrow__ , __leaf__));
+extern void flockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
+extern int ftrylockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
+extern void funlockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
+
+int main(void)
+{
+  int n;
+  int n2;
+  int n3;
+     n = 5;
+     n2 = n * n;
+     n3 = n2 * n;
+     printf("n = %d, n squared = %d, n cubed = %d\n", n, n2, n3);
+     return 0;
+}

section01/Lec01/src/second.s

+	.file	"sec_pre.c"
+	.section	.rodata
+.LC1:
+	.string	"%d, %c, %lf\n"
+	.text
+	.globl	main
+	.type	main, @function
+main:
+.LFB0:
+	.cfi_startproc
+	pushq	%rbp
+	.cfi_def_cfa_offset 16
+	.cfi_offset 6, -16
+	movq	%rsp, %rbp
+	.cfi_def_cfa_register 6
+	subq	$32, %rsp
+	movl	%edi, -20(%rbp)
+	movq	%rsi, -32(%rbp)
+	movl	$7, -8(%rbp)
+	movabsq	$4614256656431372362, %rax
+	movq	%rax, -16(%rbp)
+	movb	$119, -1(%rbp)
+	movsbl	-1(%rbp), %edx
+	movl	$.LC1, %eax
+	movsd	-16(%rbp), %xmm0
+	movl	-8(%rbp), %ecx
+	movl	%ecx, %esi
+	movq	%rax, %rdi
+	movl	$1, %eax
+	call	printf
+	leave
+	.cfi_def_cfa 7, 8
+	ret
+	.cfi_endproc
+.LFE0:
+	.size	main, .-main
+	.ident	"GCC: (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3"
+	.section	.note.GNU-stack,"",@progbits

section01/Lec03/src/eighth.c

@@ -11,4 +11,10 @@ int main(int argc, char* argv[]) {
 	for (i=0; i<4; i++) {
 		printf("pf[%d]= %02x\n", i, 0xff & pf[i]);
 	}
+
+	pf[0] = 42;
+	pf[3] = 99;
+	printf("pi = %f\n\n", pi);
+
+
 }

section01/Lec03/src/sixth.c

+#include <stdio.h>
+
+int main(int argc, char* argv[]) {
+
+	int   i = 7;
+	int   j = -1;
+
+	int *pi = &i;
+	int *pj = &j;
+
+	printf(" i = %d\n", i);
+	printf(" j = %d\n", j);
+	printf(" pi= %p\n", pi);
+	printf(" pj= %p\n", pj);
+	printf(" data pointed to by pi= %d\n", *pi);
+	printf(" data pointed to by pj= %d\n\n", *pj);
+
+	*pi = 6;
+	pj = pi - 1;
+
+	printf(" i = %d\n", i);
+	printf(" j = %d\n", j);
+	printf(" pi= %p\n", pi);
+	printf(" pj= %p\n", pj);
+	printf(" data pointed to by pi= %d\n", *pi);
+	printf(" data pointed to by pj= %d\n\n", *pj);
+
+}