From f9856341c1f4f40f7612b250cf102b90c8bb59e1 Mon Sep 17 00:00:00 2001
From: Oleg Borodin <onborodin@gmail.com>
Date: Wed, 31 Aug 2022 08:50:20 +0200
Subject: [PATCH] semoper.* renamed to atomic.*

---
 Makefile              |  2 +-
 README.md             | 36 ++++++++++++++++--------------------
 semoper.S => atomic.S |  4 ++--
 semoper.h => atomic.h |  0
 main.c                |  2 +-
 semaphore.c           |  2 +-
 6 files changed, 21 insertions(+), 25 deletions(-)
 rename semoper.S => atomic.S (89%)
 rename semoper.h => atomic.h (100%)

diff --git a/Makefile b/Makefile
index 05b64cc..45e656c 100644
--- a/Makefile
+++ b/Makefile
@@ -33,7 +33,7 @@ OBJS+= main.o
 OBJS+= syscall.o
 OBJS+= usartu.o
 OBJS+= scheduler.o
-OBJS+= semoper.o
+OBJS+= atomic.o
 OBJS+= semaphore.o
 
 main.elf: $(OBJS)
diff --git a/README.md b/README.md
index c9ef718..38c1082 100644
--- a/README.md
+++ b/README.md
@@ -46,24 +46,20 @@ NanoOS: "Make less makes no sense" =)
 #### Ouput
 
 ```
-task 1 6932
-task 2 7157
-task 3 7390
-task 4 7627 2
-task 1 13844
-task 2 14301
-task 3 14762
-task 4 15235 3
-task 1 20760
-task 2 21449
-task 3 22138
-task 4 22843 4
-task 1 27676
-task 2 28597
-task 3 29514
-task 4 30451 5
-task 1 34592
-task 2 35745
-task 3 36890
-task 4 38059 6
+task 2 1
+task 3 14
+task 4 27 1
+task 1 44
+task 2 6341
+task 3 6362
+task 4 6379 2
+task 1 6400
+task 2 12689
+task 3 12710
+task 4 12727 3
+task 1 12752
+task 2 19037
+task 3 19058
+task 4 19079 4
+task 1 19104
 ```
diff --git a/semoper.S b/atomic.S
similarity index 89%
rename from semoper.S
rename to atomic.S
index cfe6668..4f72bd6 100644
--- a/semoper.S
+++ b/atomic.S
@@ -20,10 +20,10 @@ atom_inc32:
 .type   atom_dec32, %function
 
 atom_dec32:
-1:      ldrex           r2, [r0]
+2:      ldrex           r2, [r0]
         sub             r2, r2, r1
         strex           r3, r2, [r0]
         teq             r3, #0
-        bne             1b
+        bne             2b
         mov             r0, r2
         bx              lr
diff --git a/semoper.h b/atomic.h
similarity index 100%
rename from semoper.h
rename to atomic.h
diff --git a/main.c b/main.c
index 8b54559..3fcffdc 100644
--- a/main.c
+++ b/main.c
@@ -18,7 +18,7 @@
 
 #include "scheduler.h"
 #include "usartu.h"
-#include "semoper.h"
+#include "atomic.h"
 #include "semaphore.h"
 
 
diff --git a/semaphore.c b/semaphore.c
index f83d9bf..c8edee4 100644
--- a/semaphore.c
+++ b/semaphore.c
@@ -3,7 +3,7 @@
  */
 
 #include "semaphore.h"
-#include "semoper.h"
+#include "atomic.h"
 
 void sem_init(sem_t* sem, int32_t value) {
     sem->value = value;