From: Yao Qi <yao.qi@linaro.org>
Date: Wed, 24 May 2017 21:15:23 +0000 (+0100)
Subject: Restrict i387_convert_register_p
X-Git-Tag: binutils-2_29~449
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8c8f9122ce6e6c00f72914479af57a7b87244554;p=external%2Fbinutils.git

Restrict i387_convert_register_p

gdb:

2017-05-24  Yao Qi  <yao.qi@linaro.org>

	* i387-tdep.c (i387_convert_register_p): Return false if type
	code isn't TYPE_CODE_FLT.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 1234e14..29cd306 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
 2017-05-24  Yao Qi  <yao.qi@linaro.org>
 
+	* i387-tdep.c (i387_convert_register_p): Return false if type
+	code isn't TYPE_CODE_FLT.
+
+2017-05-24  Yao Qi  <yao.qi@linaro.org>
+
 	* alpha-tdep.c (alpha_convert_register_p): Return true if type
 	length is 4.
 	(alpha_register_to_value): Remove type length check.
diff --git a/gdb/i387-tdep.c b/gdb/i387-tdep.c
index 9206109..925f4e5 100644
--- a/gdb/i387-tdep.c
+++ b/gdb/i387-tdep.c
@@ -341,8 +341,9 @@ i387_convert_register_p (struct gdbarch *gdbarch, int regnum,
   if (i386_fp_regnum_p (gdbarch, regnum))
     {
       /* Floating point registers must be converted unless we are
-	 accessing them in their hardware type.  */
-      if (type == i387_ext_type (gdbarch))
+	 accessing them in their hardware type or TYPE is not float.  */
+      if (type == i387_ext_type (gdbarch)
+	  || TYPE_CODE (type) != TYPE_CODE_FLT)
 	return 0;
       else
 	return 1;