CVS commit: src/sys/arch/aarch64/aarch64

[Ryo Shimizu]

Module Name:    src
Committed By:   ryo
Date:           Tue Feb 23 17:48:46 UTC 2021

Modified Files:
        src/sys/arch/aarch64/aarch64: disasm.c

Log Message:
The immediate offset of "ldtrb", "ldtrh", "sttrb", and "sttrh" was always 
output as unsigned.
Correctly, it is 9bit signed.


To generate a diff of this commit:
cvs rdiff -u -r1.11 -r1.12 src/sys/arch/aarch64/aarch64/disasm.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/arch/aarch64/aarch64/disasm.c
diff -u src/sys/arch/aarch64/aarch64/disasm.c:1.11 src/sys/arch/aarch64/aarch64/disasm.c:1.12
--- src/sys/arch/aarch64/aarch64/disasm.c:1.11	Tue Feb 23 17:30:56 2021
+++ src/sys/arch/aarch64/aarch64/disasm.c	Tue Feb 23 17:48:46 2021
@@ -1,4 +1,4 @@
-/*	$NetBSD: disasm.c,v 1.11 2021/02/23 17:30:56 ryo Exp $	*/
+/*	$NetBSD: disasm.c,v 1.12 2021/02/23 17:48:46 ryo Exp $	*/
 
 /*
  * Copyright (c) 2018 Ryo Shimizu <r...@nerv.org>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: disasm.c,v 1.11 2021/02/23 17:30:56 ryo Exp $");
+__KERNEL_RCSID(0, "$NetBSD: disasm.c,v 1.12 2021/02/23 17:48:46 ryo Exp $");
 
 #include <sys/param.h>
 #include <sys/types.h>
@@ -2126,7 +2126,7 @@ OP3FUNC(op_ldtrb, imm9, Rn, Rt)
 		PRINTF("ldtrb\t%s, [%s,#%"PRId64"]\n",
 		    ZREGNAME(0, Rt),
 		    SREGNAME(1, Rn),
-		    SignExtend(12, imm9, 1));
+		    SignExtend(9, imm9, 1));
 	}
 }
 
@@ -2140,7 +2140,7 @@ OP3FUNC(op_ldtrh, imm9, Rn, Rt)
 		PRINTF("ldtrh\t%s, [%s,#%"PRId64"]\n",
 		    ZREGNAME(0, Rt),
 		    SREGNAME(1, Rn),
-		    SignExtend(12, imm9, 1));
+		    SignExtend(9, imm9, 1));
 	}
 }
 
@@ -3000,7 +3000,7 @@ OP3FUNC(op_sttrb, imm9, Rn, Rt)
 		PRINTF("sttrb\t%s, [%s,#%"PRId64"]\n",
 		    ZREGNAME(0, Rt),
 		    SREGNAME(1, Rn),
-		    SignExtend(12, imm9, 1));
+		    SignExtend(9, imm9, 1));
 	}
 }
 
@@ -3014,7 +3014,7 @@ OP3FUNC(op_sttrh, imm9, Rn, Rt)
 		PRINTF("sttrh\t%s, [%s,#%"PRId64"]\n",
 		    ZREGNAME(0, Rt),
 		    SREGNAME(1, Rn),
-		    SignExtend(12, imm9, 1));
+		    SignExtend(9, imm9, 1));
 	}
 }