From 9c04fa56b1078f804c41bd3ddcf7a2f95e154d63 Mon Sep 17 00:00:00 2001
From: j8takagi <j8takagi@nifty.com>
Date: Thu, 2 Jul 2026 16:49:41 +0900
Subject: [PATCH] =?utf8?q?disassemble.c=E3=81=AE=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 as/sample/outl.casl                   |   2 +-
 as/sample/outl.o                      | Bin 516 -> 516 bytes
 src/disassemble.c                     |   9 +++++----
 test/system/casl2rev/outl/0.txt       |  16 ++++++++--------
 test/system/casl2rev/sum_10/0.txt     |   2 +-
 test/system/comet2monitor/opt_r/0.txt |   2 +-
 6 files changed, 16 insertions(+), 15 deletions(-)

diff --git a/as/sample/outl.casl b/as/sample/outl.casl
index f989012..1e8ada6 100644
--- a/as/sample/outl.casl
+++ b/as/sample/outl.casl
@@ -30,8 +30,8 @@ PRT     ST      GR4,LEN         ; LEN <- GR4
         OUT     STR,LEN         ; 文字列を出力
         RPOP
         RET
-STR     DS      17              ; 符号付き2進数で表記した場合を想定し、17けた分のメモリを確保
 LEN     DS      1
+STR     DS      17              ; 符号付き2進数で表記した場合を想定し、17けた分のメモリを確保
 NCHAR   DC      '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'
         END
 ;;; 0〜65535の範囲にある正数の割算（筆算方式）を行う
diff --git a/as/sample/outl.o b/as/sample/outl.o
index c5f8c55d14e34c4ca2224344d9f18e897ad11141..d4d8e8c597bd250ffabb90c584f4b70f55bf1785 100644
GIT binary patch
delta 82
zcmZo+X<?aQ;~vW3BE-lbAi|I$${;9^#vmdH5n)I%Vh}*$I|zm_C<ufw2ndBTFf^QH
UU@Tx@U;<(gUqL8jV{;=T01t`{H2?qr

delta 82
zcmZo+X<?aQ;~v7`BE-lbAi|I$${;9^#vmdH5n)I%Vh}*$I|!ySC<vr72ndBRFf^QH
UU@Tx@U;<(gUqL8!V{;=T023|^V*mgE

diff --git a/src/disassemble.c b/src/disassemble.c
index 81f58a1..455ed3d 100644
--- a/src/disassemble.c
+++ b/src/disassemble.c
@@ -157,7 +157,7 @@ WORD zero_data_cnt(const WORD *data, WORD wordlen)
 void disassemble_file(const char *file)
 {
     WORD *buf = NULL;
-    int len = 0;
+    WORD endptr = 0;
     FILE *fp = NULL;
 
     assert(file != NULL);
@@ -167,13 +167,14 @@ void disassemble_file(const char *file)
     }
 
     buf = calloc_chk(MAX_MEMSIZE, sizeof(WORD), "disassemble_file");
-    for(int i = 0; !feof(fp) && i < MAX_MEMSIZE; i++) {
+    for(WORD i = 0; !feof(fp); i++) {
         buf[i] = fgetword(fp);
-        len = i - 1;
+        endptr = i;
     }
     fclose(fp);
+    endptr--;
     fprintf(stdout, "MAIN    START\n");
-    disassemble_memory(buf, 0, len);
+    disassemble_memory(buf, 0, endptr);
     fprintf(stdout, "        END\n");
 }
 
diff --git a/test/system/casl2rev/outl/0.txt b/test/system/casl2rev/outl/0.txt
index c8a51d2..d6d3a67 100644
--- a/test/system/casl2rev/outl/0.txt
+++ b/test/system/casl2rev/outl/0.txt
@@ -16,25 +16,25 @@ MAIN    START
         CALL    #008A           ; #0018: #8000 #008A
         LD      GR1,GR3         ; #001A: #1413
         LD      GR1,#0066,GR1   ; #001B: #1011 #0066
-        ST      GR1,#0054,GR4   ; #001D: #1114 #0054
+        ST      GR1,#0055,GR4   ; #001D: #1114 #0055
         LAD     GR4,#0001,GR4   ; #001F: #1244 #0001
         LD      GR1,GR0         ; #0021: #1410
         JUMP    #0015           ; #0022: #6400 #0015
         LD      GR1,#0066,GR1   ; #0024: #1011 #0066
-        ST      GR1,#0054,GR4   ; #0026: #1114 #0054
+        ST      GR1,#0055,GR4   ; #0026: #1114 #0055
         LAD     GR4,#0001,GR4   ; #0028: #1244 #0001
         JUMP    #0032           ; #002A: #6400 #0032
         LD      GR1,#0066       ; #002C: #1010 #0066
-        ST      GR1,#0054,GR4   ; #002E: #1114 #0054
+        ST      GR1,#0055,GR4   ; #002E: #1114 #0055
         LAD     GR4,#0001,GR4   ; #0030: #1244 #0001
-        ST      GR4,#0065       ; #0032: #1140 #0065
-        LD      GR2,#0065       ; #0034: #1020 #0065
-        LAD     GR1,#0054       ; #0036: #1210 #0054
+        ST      GR4,#0054       ; #0032: #1140 #0054
+        LD      GR2,#0054       ; #0034: #1020 #0054
+        LAD     GR1,#0055       ; #0036: #1210 #0055
         CALL    #00CD           ; #0038: #8000 #00CD
         PUSH    #0000,GR1       ; #003A: #7001 #0000
         PUSH    #0000,GR2       ; #003C: #7002 #0000
-        LAD     GR1,#0054       ; #003E: #1210 #0054
-        LAD     GR2,#0065       ; #0040: #1220 #0065
+        LAD     GR1,#0055       ; #003E: #1210 #0055
+        LAD     GR2,#0054       ; #0040: #1220 #0054
         SVC     #0002           ; #0042: #F000 #0002
         LAD     GR1,#0100       ; #0044: #1210 #0100
         LAD     GR2,#0101       ; #0046: #1220 #0101
diff --git a/test/system/casl2rev/sum_10/0.txt b/test/system/casl2rev/sum_10/0.txt
index 75f6056..52e9c00 100644
--- a/test/system/casl2rev/sum_10/0.txt
+++ b/test/system/casl2rev/sum_10/0.txt
@@ -15,5 +15,5 @@ MAIN    START
         DC      1               ; #0015: #0001 ::     1 = #0001 = 0000000000000001
         DC      10              ; #0016: #000A ::    10 = #000A = 0000000000001010 = '\n'
         DC      1               ; #0017: #0001 ::     1 = #0001 = 0000000000000001
-        DC      0               ; #0018: #0000 ::     0 = #0000 = 0000000000000000
+        DS      1               ; #0018: #0000
         END
diff --git a/test/system/comet2monitor/opt_r/0.txt b/test/system/comet2monitor/opt_r/0.txt
index 007a693..78a820a 100644
--- a/test/system/comet2monitor/opt_r/0.txt
+++ b/test/system/comet2monitor/opt_r/0.txt
@@ -4,7 +4,7 @@
         RET                     ; #0006: #8100
         DC      3               ; #0007: #0003 ::     3 = #0003 = 0000000000000011
         DC      2               ; #0008: #0002 ::     2 = #0002 = 0000000000000010
-        DC      0               ; #0009: #0000 ::     0 = #0000 = 0000000000000000
+        DS      1               ; #0009: #0000
 #0000: Disassemble::::        LD      GR1,#0007       ; #0000: #1010 #0007
 
 COMET II machine code monitor. Type ? for help.
-- 
2.47.3