write better comments in exit-code.gnu.asm

as part of the process of not having to think about it anymore now that it has served its purpose

Force-Push: yes
Change-Id: I8f39548fcd3aa08e6415a82b8b7452620ba9c0e5

1 files changed, 6 insertions, 4 deletions

diff --git a/exit-code.gnu.asm b/exit-code.gnu.asm
index 4c723e8..48b7e62 100644
--- a/exit-code.gnu.asm
+++ b/exit-code.gnu.asm
@@ -6,21 +6,23 @@
  * [1] https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
  *
  *
- * gcc -o quine -nostartfiles -nostdlib quine.S && ./quine ; echo $?
+ * gcc -o exit-code -nostartfiles -nostdlib exit-code.gnu.asm && ./exit-code ; echo $?
  *
  * or
  *
- * as -o quine.o quine.S && ld -s -o quine quine.o && ./quine; echo $?
+ * as -o exit-code.o exit-code.gnu.asm && ld -s -o exit-code exit-code.o && ./exit-code; echo $?
  *
  * Can't use nasm, nasm is 32-bit only.
+ *
+ * Since you get a nice clean file, you can then do:
+ *
+ * objdump --disassemble exit-code
  */
 .text
 
 .global _start
 
 _start:
-        //mov $60, %rax
-        //mov $42, %rdi
         mov $60, %eax
         mov $42, %edi
         syscall