From: Michael Snyder <msnyder@vmware.com>
Date: Fri, 21 Jul 2000 20:52:27 +0000 (+0000)
Subject: 2000-07-21  Michael Snyder  <msnyder@cleaver.cygnus.com>
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6dff448f84031660d7921c2182b96d69c365cdf3;p=binutils-gdb.git

2000-07-21  Michael Snyder  <msnyder@cleaver.cygnus.com>

      * config/i386/tm-i386.h: treat PC and FP as unsigned.
      (SAVED_PC_AFTER_CALL): Use read_memory_unsigned_integer.
      (FRAME_SAVED_PC): Ditto.
      (FRAME_CHAIN): Ditto.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 1bb70e9f0a8..612c26c3928 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2000-07-21  Michael Snyder  <msnyder@cleaver.cygnus.com>
+
+	* config/i386/tm-i386.h: treat PC and FP as unsigned.
+	(SAVED_PC_AFTER_CALL): Use read_memory_unsigned_integer.
+	(FRAME_SAVED_PC): Ditto.
+	(FRAME_CHAIN): Ditto.
+
 2000-07-20  Michael Snyder  <msnyder@cleaver.cygnus.com>
 
 	* valarith.c (value_sub): Call check_typedef.
diff --git a/gdb/config/i386/tm-i386.h b/gdb/config/i386/tm-i386.h
index 3507d822ef5..2f180864181 100644
--- a/gdb/config/i386/tm-i386.h
+++ b/gdb/config/i386/tm-i386.h
@@ -69,7 +69,8 @@ extern int i386_skip_prologue (int);
    through the frames for this because on some machines the new frame is not
    set up until the new function executes some instructions.  */
 
-#define SAVED_PC_AFTER_CALL(frame) (read_memory_integer (read_register (SP_REGNUM), 4))
+#define SAVED_PC_AFTER_CALL(frame) \
+     (read_memory_unsigned_integer (read_register (SP_REGNUM), 4))
 
 /* Stack grows downward.  */
 
@@ -327,7 +328,7 @@ extern void i386_extract_return_value (struct type *type, char *regbuf,
   ((thisframe)->signal_handler_caller \
    ? (thisframe)->frame \
    : (!inside_entry_file ((thisframe)->pc) \
-      ? read_memory_integer ((thisframe)->frame, 4) \
+      ? read_memory_unsigned_integer ((thisframe)->frame, 4) \
       : 0))
 
 /* A macro that tells us whether the function invocation represented
@@ -342,7 +343,7 @@ extern void i386_extract_return_value (struct type *type, char *regbuf,
 #define FRAME_SAVED_PC(FRAME) \
   (((FRAME)->signal_handler_caller \
     ? sigtramp_saved_pc (FRAME) \
-    : read_memory_integer ((FRAME)->frame + 4, 4)) \
+    : read_memory_unsigned_integer ((FRAME)->frame + 4, 4)) \
    )
 
 extern CORE_ADDR sigtramp_saved_pc (struct frame_info *);