From: j8takagi <j8takagi@nifty.com>
Date: Sat, 6 Feb 2010 04:36:33 +0000 (+0900)
Subject: SVC 2とOUTの仕様を修正
X-Git-Tag: v0.1~63
X-Git-Url: https://j8takagi.net/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=87da65b534d88b60dcfb59ff1252101daf35e44e;p=YACASL2.git

SVC 2とOUTの仕様を修正

SVC 2で、文字の長さを「GR2の内容」から「GR2のアドレスに格納された内容」で取得
それに伴い、マクロ命令OUTの生成する命令群も変更
---

diff --git a/src/cerr.c b/src/cerr.c
index 121b680..be3e58b 100644
--- a/src/cerr.c
+++ b/src/cerr.c
@@ -7,7 +7,7 @@ char *cerrmsg;
 /* エラー番号とエラーメッセージを設定する */
 void setcerr(int num, const char *val)
 {
-    assert(&cerr != NULL && num > 0);
+    assert(cerr != NULL && num > 0);
 
     cerrno = num;
     cerrmsg = malloc(MSGSIZE + 1);
@@ -23,7 +23,7 @@ void setcerr(int num, const char *val)
 /* エラー番号からメッセージを返す */
 char *getcerrmsg(int num)
 {
-    assert(&cerr != NULL && num > 0);
+    assert(cerr != NULL && num > 0);
     int i = 0;
     CERRARRAY *ptr;
 
diff --git a/src/cmd.c b/src/cmd.c
index 93ae8cd..83e80af 100644
--- a/src/cmd.c
+++ b/src/cmd.c
@@ -38,7 +38,7 @@ CMDCODEARRAY cmdcodearray[] = {
     { "POP", R_, 0x7100 },
     { "CALL", ADR_X, 0x8000 },
     { "SVC", ADR_X, 0xF000 },
-    { "RET", NONE, 0x8100 }
+    { "RET", NONE, 0x8100 },
 };
 
 int cmdcodesize = ARRAYSIZE(cmdcodearray);
diff --git a/src/exec.c b/src/exec.c
index 748c72b..29b1afc 100644
--- a/src/exec.c
+++ b/src/exec.c
@@ -32,7 +32,7 @@ void svcout()
     int i;
     WORD w;
 
-    for(i = 0; i < GR[2]; i++) {
+    for(i = 0; i < memory[GR[2]]; i++) {
         if(GR[1] + i >= memsize - 1) {
             setcerr(203, NULL);    /* SVC output - out of Comet II memory */
             return;
diff --git a/src/macro.c b/src/macro.c
index 019b956..354e7ec 100644
--- a/src/macro.c
+++ b/src/macro.c
@@ -1,15 +1,14 @@
 #include "casl2.h"
 #include "assemble.h"
 
-/*マクロ命令「IN IBUF,LEN」をメモリに書込  
-	PUSH 0,GR1
-	PUSH 0,GR2
-	LAD GR1,IBUF
-	LAD GR2,LEN
-        SVC 1
-	POP GR2
-	POP GR1
-*/
+/* マクロ命令「IN IBUF,LEN」をメモリに書込 */
+/*         PUSH 0,GR1   */
+/*         PUSH 0,GR2   */
+/*         LAD GR1,IBUF */
+/*         LAD GR2,LEN  */
+/*         SVC 1        */
+/*         POP GR2      */
+/*         POP GR1      */
 bool writeIN(const char *ibuf, const char *len, PASS pass)
 {
     bool status = false;
@@ -39,18 +38,17 @@ bool writeIN(const char *ibuf, const char *len, PASS pass)
     return status;
 }
 
-/* マクロ命令「OUT OBUF,LEN」をメモリに書込
-	PUSH 0,GR1
-        PUSH 0,GR2
-        LAD GR1,OBUF
-        LD GR2,LEN
-        SVC 2
-	LAD GR1,=#A
-        LAD GR2,1
-        SVC 2
-        POP GR2
-        POP GR1
-*/
+/* マクロ命令「OUT OBUF,LEN」をメモリに書込 */
+/*         PUSH 0,GR1   */
+/*         PUSH 0,GR2   */
+/*         LAD GR1,OBUF */
+/*         LAD GR2,LEN  */
+/*         SVC 2        */
+/*         LAD GR1,=#A  */
+/*         LAD GR2,1    */
+/*         SVC 2        */
+/*         POP GR2      */
+/*         POP GR1      */
 bool writeOUT(const char *obuf, const char *len, PASS pass)
 {
     bool status = false;
@@ -64,13 +62,13 @@ bool writeOUT(const char *obuf, const char *len, PASS pass)
     /* LAD GR1,OBUF */
     writememory(0x1210, ptr++, pass);
     writememory(getadr(prog, obuf, pass), ptr++, pass);
-    /* LD GR2,OLEN */
-    writememory(0x1020, ptr++, pass);
+    /* LAD GR2,OLEN */
+    writememory(0x1220, ptr++, pass);
     writememory(getadr(prog, len, pass), ptr++, pass);
     /* SVC 2 */
     writememory(0xF000, ptr++, pass);
     writememory(0x0002, ptr++, pass);
-    /* LAD GR1,=#A */ 
+    /* LAD GR1,=#A */
     writememory(0x1210, ptr++, pass);
     if(pass == FIRST) {
         ptr++;
@@ -78,9 +76,14 @@ bool writeOUT(const char *obuf, const char *len, PASS pass)
         writememory(lptr, ptr++, pass);    /* リテラルのアドレスを書込 */
     }
     writememory(0xA, lptr++, pass);
-    /* LAD GR2,1 */
+    /* LAD GR2,=1 */
     writememory(0x1220, ptr++, pass);
-    writememory(0x0001, ptr++, pass);
+    if(pass == FIRST) {
+        ptr++;
+    } else {
+        writememory(lptr, ptr++, pass);    /* リテラルのアドレスを書込 */
+    }
+    writememory(0x1, lptr++, pass);
     /* SVC 2 */
     writememory(0xF000, ptr++, pass);
     writememory(0x0002, ptr++, pass);
@@ -95,13 +98,13 @@ bool writeOUT(const char *obuf, const char *len, PASS pass)
 }
 
 /* マクロ命令「RPUSH」をメモリに書き込む
-	PUSH 0,GR1
+        PUSH 0,GR1
         PUSH 0,GR2
-	PUSH 0,GR3
+        PUSH 0,GR3
         PUSH 0,GR4
-	PUSH 0,GR5
+        PUSH 0,GR5
         PUSH 0,GR6
-	PUSH 0,GR7
+        PUSH 0,GR7
  */
 bool writeRPUSH(PASS pass) {
     int i;
@@ -118,14 +121,14 @@ bool writeRPUSH(PASS pass) {
 }
 
 /* マクロ命令「RPOP」をメモリに書き込む
-	POP GR7
-	POP GR6
-	POP GR5
-	POP GR4
-	POP GR3
-	POP GR3
-	POP GR2
-	POP GR1
+        POP GR7
+        POP GR6
+        POP GR5
+        POP GR4
+        POP GR3
+        POP GR3
+        POP GR2
+        POP GR1
  */
 bool writeRPOP(PASS pass) {
     int i;