+ Add codes

_codes/code/Makefile

@@ -0,0 +1,22 @@
+all: 
+	echo "Please specify a rule"
+
+dist:
+	(cd opt; make dist)
+
+clean:
+	(cd arch; make clean)
+	(cd asm; make clean)
+	(cd conc; make clean)
+	(cd data; make clean)
+	(cd ecf; make clean)
+	(cd error; make clean)
+	(cd intro; make clean)
+	(cd io; make clean)
+	(cd link; make clean)
+	(cd mem; make clean)
+	(cd netp; make clean)
+	(cd opt; make clean)
+	(cd perf; make clean)
+	(cd src; make clean)
+	(cd vm; make clean)

_codes/code/arch/Makefile

@@ -0,0 +1,29 @@
+CFLAGS = -O1 -m64
+ISADIR = ../../im/labs/archlab/src/misc
+YAS = $(ISADIR)/yas
+YIS = $(ISADIR)/yis
+
+pushpoptest: pushpoptest.c pp.s
+	$(CC) $(CFLAGS) -o pushpoptest pushpoptest.c pp.s
+	cp -p pp.s pp.sa
+
+
+.SUFFIXES: .c .s .o .ys .yo .yis .txt
+
+.c.s:
+	$(CC) $(CFLAGS) -S $*.c -o $*.s
+
+.ys.yo:
+	$(YAS) $*.ys
+
+# Extracting code fragments
+.yo.txt:
+	egrep "\|   #|:[ a-f0-9]*\|" $*.yo | \
+	perl -ne "s/:[ a-f0-9]+\|/:/; s/[ ]*\|[ ]*#/#/; print;" > $*.txt
+
+.yo.yis: $(YIS)
+	$(YIS) $*.yo > $*.yis
+
+clean:
+	rm -f *~ pushpoptest
+

_codes/code/arch/pp.s

@@ -0,0 +1,43 @@
+/* $begin pushtest-s 0 */
+	.text
+.globl pushtest
+pushtest:
+	movq	%rsp, %rax # Copy stack pointer
+	pushq   %rsp	   # Push stack pointer
+	popq	%rdx	   # Pop it back
+	subq	%rdx, %rax # Return 0 or 8
+	ret
+/* $end pushtest-s 0 */
+
+/* $begin poptest-s 0 */
+	.text
+.globl poptest
+poptest:
+	movq	%rsp, %rdi  # Save stack pointer
+	pushq	$0xabcd	    # Push test value
+	popq	%rsp	    # Pop to stack pointer
+	movq	%rsp, %rax  # Set popped value as return value
+	movq    %rdi, %rsp  # Restore stack pointer 
+	ret
+/* $end poptest-s 0 */
+
+	.text
+.globl _pushtest
+_pushtest:
+	movq	%rsp, %rax # Copy stack pointer
+	pushq   %rsp	   # Push stack pointer
+	popq	%rdx	   # Pop it back
+	subq	%rdx, %rax # Return 0 or 8
+	ret
+
+	.text
+.globl _poptest
+_poptest:
+	movq	%rsp, %rdi  # Save stack pointer
+	pushq	$0xabcd	    # Push test value
+	popq	%rsp	    # Pop to stack pointer
+	movq	%rsp, %rax  # Set popped value as return value
+	movq    %rdi, %rsp  # Restore stack pointer 
+	ret
+
+

_codes/code/arch/pp.sa

@@ -0,0 +1,43 @@
+/* $begin pushtest-s 0 */
+	.text
+.globl pushtest
+pushtest:
+	movq	%rsp, %rax # Copy stack pointer
+	pushq   %rsp	   # Push stack pointer
+	popq	%rdx	   # Pop it back
+	subq	%rdx, %rax # Return 0 or 8
+	ret
+/* $end pushtest-s 0 */
+
+/* $begin poptest-s 0 */
+	.text
+.globl poptest
+poptest:
+	movq	%rsp, %rdi  # Save stack pointer
+	pushq	$0xabcd	    # Push test value
+	popq	%rsp	    # Pop to stack pointer
+	movq	%rsp, %rax  # Set popped value as return value
+	movq    %rdi, %rsp  # Restore stack pointer 
+	ret
+/* $end poptest-s 0 */
+
+	.text
+.globl _pushtest
+_pushtest:
+	movq	%rsp, %rax # Copy stack pointer
+	pushq   %rsp	   # Push stack pointer
+	popq	%rdx	   # Pop it back
+	subq	%rdx, %rax # Return 0 or 8
+	ret
+
+	.text
+.globl _poptest
+_poptest:
+	movq	%rsp, %rdi  # Save stack pointer
+	pushq	$0xabcd	    # Push test value
+	popq	%rsp	    # Pop to stack pointer
+	movq	%rsp, %rax  # Set popped value as return value
+	movq    %rdi, %rsp  # Restore stack pointer 
+	ret
+
+

_codes/code/arch/pushpoptest.c

@@ -0,0 +1,13 @@
+/* Experiments to test pushl %esp */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+long pushtest();
+long poptest();
+
+int main()
+{
+  printf("pushtest -> 0x%lx\n", pushtest());
+  printf("poptest -> 0x%lx\n", poptest());
+}

_codes/code/asm/#010-main.c#

@@ -0,0 +1,18 @@
+ /* $begin 010-multmain-c */
+#include <stdio.h>
+
+void multstore(long, long, long *);
+
+int main() {
+    long d;
+    multstore(2, 3, &d);
+    printf("2 * 3 --> %ld\n", d);
+    return 0;
+}
+
+long mult2(long a, long b) {
+    long s = a * b;
+    return s;
+ }
+/* $end 010-multmain-c */
+

_codes/code/asm/010-code-gdb.out

@@ -0,0 +1,21 @@
+GNU gdb (Ubuntu/Linaro 7.4-2012.04-0ubuntu2.1) 7.4-2012.04
+Copyright (C) 2012 Free Software Foundation, Inc.
+License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
+This is free software: you are free to change and redistribute it.
+There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
+and "show warranty" for details.
+This GDB was configured as "x86_64-linux-gnu".
+For bug reporting instructions, please see:
+<http://bugs.launchpad.net/gdb-linaro/>...
+Reading symbols from /afs/cs.cmu.edu/project/ics3/code/asm/prog...(no debugging symbols found)...done.
+Breakpoint 1 at 0x400540
+
+Breakpoint 1, 0x0000000000400540 in multstore ()
+$1 = 0x7fffffffe818
+$2 = 0x400540
+0x0000000000400544 in multstore ()
+$3 = 0x400544
+0x000000000040054d in multstore ()
+$4 = 0x40054d
+2 * 3 --> 6
+[Inferior 1 (process 29584) exited normally]

_codes/code/asm/010-code.gdb

@@ -0,0 +1,10 @@
+break multstore
+run
+print /x $rsp
+print /x $rip
+nexti 2
+print /x $rip
+nexti 3
+print /x $rip
+cont
+quit