From b6a09c28b7d2e77b7e06829193e06ff4cb29fbe9 Mon Sep 17 00:00:00 2001
From: Joshua Norrid <jnorrid@acm.org>
Date: Sat, 9 May 2026 12:41:09 -0500
Subject: [PATCH] Corrected cmp in part4 and part5 kernel/isr.asm to use qword
 with cmp.

---
 os/part3/os.bin         | Bin 3072 -> 3072 bytes
 os/part4/kernel/isr.asm |   2 +-
 os/part4/os.bin         | Bin 5120 -> 5120 bytes
 os/part5/kernel/isr.asm |   2 +-
 os/part5/os.bin         | Bin 8704 -> 0 bytes
 5 files changed, 2 insertions(+), 2 deletions(-)
 delete mode 100644 os/part5/os.bin

diff --git a/os/part3/os.bin b/os/part3/os.bin
index 4753e0930e27d2db7e6b0245207301a9c86850ff..b588bbbafce892984d5ab395536a40b4c0112b9f 100644
GIT binary patch
delta 15
WcmZpWXpq<t%fj?IZF4-!LUsTvJ_TC<

delta 15
WcmZpWXpq<t%fgiQd2>9=LUsTuu?1TI

diff --git a/os/part4/kernel/isr.asm b/os/part4/kernel/isr.asm
index fa69fb2..123f2be 100644
--- a/os/part4/kernel/isr.asm
+++ b/os/part4/kernel/isr.asm
@@ -176,7 +176,7 @@ ISR_systimer:
     inc qword [abs tasktimer_ticks]
     cmp qword [abs tasktimer_ticks], 1 ; Every how many ticks we want to switch tasks.
     jle .no_switch
-    cmp [abs num_tasks], 0             ; No tasks to switch
+    cmp qword [abs num_tasks], 0       ; No tasks to switch
     je .no_switch
    
     ; set tasktimer_ticks to 0
diff --git a/os/part4/os.bin b/os/part4/os.bin
index d940bb433dc819231a5312bdeb58e8ac3212743f..3c53b3014513c711f311341f77a6611087daa3b4 100644
GIT binary patch
delta 22
dcmZqBXwcXY%fj?IZF4+JH#?)p=GWY!8~|IY2Xp`c

delta 22
dcmZqBXwcXY%fgiQd2>8VH#=k6=GWY!8~|I<2a*5)

diff --git a/os/part5/kernel/isr.asm b/os/part5/kernel/isr.asm
index 9c37970..13e44ad 100644
--- a/os/part5/kernel/isr.asm
+++ b/os/part5/kernel/isr.asm
@@ -171,7 +171,7 @@ ISR_systimer:
     inc qword [abs tasktimer_ticks]
     cmp qword [abs tasktimer_ticks], 1 ; Every how many ticks we want to switch tasks.
     jle .no_switch
-    cmp [abs num_tasks], 0             ; No tasks to switch
+    cmp qword [abs num_tasks], 0       ; No tasks to switch
     je .no_switch
    
     ; set tasktimer_ticks to 0
diff --git a/os/part5/os.bin b/os/part5/os.bin
deleted file mode 100644
index 391178ffddd1d59411a29e3acaf53f9e839e022c..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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