From: Michael Collison <michael.collison@linaro.org>
Date: Thu, 24 Sep 2015 23:26:50 +0000 (+0000)
Subject: re PR other/57195 (Mode attributes with specific mode iterator can not be used as... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4fe017f67af0b6ac09c568626227460d7a1209c1;p=gcc.git

re PR other/57195 (Mode attributes with specific mode iterator can not be used as mode iterators in *.md files)

2015-09-24  Michael Collison  <michael.collison@linaro.org>

	PR other/57195
	* read-md.c (read_name): Allow mode iterators inside angle
	brackets in rtl expressions.

From-SVN: r228102
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e951934a80b..29c4245ec30 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-09-24  Michael Collison  <michael.collison@linaro.org>
+
+	PR other/57195
+	* read-md.c (read_name): Allow mode iterators inside angle
+	brackets in rtl expressions.
+
 2015-09-24  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR target/61578
diff --git a/gcc/read-md.c b/gcc/read-md.c
index 9f158ec2b7f..e26e4a6a12f 100644
--- a/gcc/read-md.c
+++ b/gcc/read-md.c
@@ -399,20 +399,31 @@ read_name (struct md_name *name)
 {
   int c;
   size_t i;
+  int angle_bracket_depth;
 
   c = read_skip_spaces ();
 
   i = 0;
+  angle_bracket_depth = 0;
   while (1)
     {
+      if (c == '<')
+	angle_bracket_depth++;
+
+      if ((c == '>') && (angle_bracket_depth > 0))
+	  angle_bracket_depth--;
+
       if (c == ' ' || c == '\n' || c == '\t' || c == '\f' || c == '\r'
 	  || c == EOF)
 	break;
-      if (c == ':' || c == ')' || c == ']' || c == '"' || c == '/'
-	  || c == '(' || c == '[')
+      if (angle_bracket_depth == 0)
 	{
-	  unread_char (c);
-	  break;
+	  if (c == ':' || c == ')' || c == ']'
+	      || c == '"' || c == '/' || c == '(' || c == '[')
+	    {
+	      unread_char (c);
+	      break;
+	    }
 	}
 
       if (i == sizeof (name->buffer) - 1)