From: Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
Date: Sat, 19 May 2001 11:51:32 +0000 (+0000)
Subject: recog.c (general_operand): Modify last change to allow it if reload has completed.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e86f9f3267b0127af29d48afc8e803c8e0028ae2;p=gcc.git

recog.c (general_operand): Modify last change to allow it if reload has completed.

	* recog.c (general_operand): Modify last change to allow it if reload
	has completed.

From-SVN: r42309
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a086e993ef4..d8598505427 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Sat May 19 07:53:42 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* recog.c (general_operand): Modify last change to allow it if reload
+	has completed.
+
 Sat May 19 10:23:54 CEST 2001  Jan Hubicka  <jh@suse.cz>
 
 	* recog.c (general_operand): Prohibit nonzero subreg bytes on
diff --git a/gcc/recog.c b/gcc/recog.c
index 5e78336ea02..833a12253a7 100644
--- a/gcc/recog.c
+++ b/gcc/recog.c
@@ -961,8 +961,12 @@ general_operand (op, mode)
 #endif
       /* Avoid memories with nonzero SUBREG_BYTE, as offsetting the memory
          may result in incorrect reference.  We should simplify all valid
-         subregs of MEM anyway.  */
-      if (SUBREG_BYTE (op) && GET_CODE (SUBREG_REG (op)) == MEM)
+         subregs of MEM anyway.  But allow this after reload because we
+	 might be called from cleanup_subreg_operands. 
+
+	 ??? This is a kludge.  */
+      if (!reload_completed && SUBREG_BYTE (op) != 0
+	  && GET_CODE (SUBREG_REG (op)) == MEM)
         return 0;
 
       op = SUBREG_REG (op);