update related_info

related_info/lab1/Makefile

@@ -1,6 +1,14 @@
-all: write
+all: lab1-ex0.exe lab1-ex1.exe
 
-write: defines.h write.s
-	gcc -o write write.s
+lab1-ex0.exe: defines.h lab1-ex0.s
+	gcc -g  -o lab1-ex0.exe lab1-ex0.s
+	
+lab1-ex1.exe: lab1-ex1.c
+	echo "compile and watch the syscalls from lab1-ex1"
+	gcc -o lab1-ex1.exe lab1-ex1.c
+	strace -c ./lab1-ex1.exe
+	echo "watch the interrupts in linux"
+	more /proc/interrupts
+	
 clean:
-	rm write write.o
+	rm  lab1-ex0.exe lab1-ex1.exe

related_info/lab1/lab1-ex0.md

@@ -0,0 +1,15 @@
+# 
+Try below command
+```
+gcc -g  -o lab1-ex0.exe lab1-ex0.s
+```
+Then you will get lab1_ex0.exe
+
+Try to use below some tools to analysis lab1_ex0.exe 
+```
+objdump
+nm
+file
+
+```
+Try to understand the contents of this .s file. 

related_info/lab1/lab1-ex1.c

@@ -0,0 +1,5 @@
+#include <stdio.h>
+void main(void)
+{
+  printf("hello world\n");
+}

related_info/lab1/lab1-ex1.md

@@ -0,0 +1,12 @@
+# 
+Try below command
+
+```
+echo "compile and watch the syscalls from lab1-ex1"
+gcc -o lab1-ex1.exe lab1-ex1.c
+strace -c ./lab1-ex1.exe
+echo "watch the interrupts in linux"
+more /proc/interrupts
+```
+
+Try to analysis the means of these output log.