From: Jakub Jelinek <jakub@redhat.com>
Date: Sat, 13 Mar 2004 11:22:27 +0000 (+0100)
Subject: re PR target/14533 (s390x internal compiler error: in legitimize_pic_address, at... 
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cfbab41c7dc3ab8ee146d1787cb0fe50800a83c8;p=platform%2Fupstream%2Fgcc.git

re PR target/14533 (s390x internal compiler error: in legitimize_pic_address, at config/s390/s390.c:2276)

	PR target/14533
	* config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
	other than UNSPEC_GOTOFF.

	* gcc.dg/20040311-2.c: New test.

From-SVN: r79442
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9d5538..dcba2c1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2004-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/14533
+	* config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
+	other than UNSPEC_GOTOFF.
+
 2004-03-13  Richard Earnshaw  <rearnsha@arm.com>
 
 	* arm.c (arm_legitimate_address_p): New argument, OUTER.  Pass through
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 7e7489a..5340775 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -2545,7 +2545,7 @@ legitimize_pic_address (rtx orig, rtx reg)
                   addr = gen_rtx_PLUS (Pmode, addr, op1);
                   addr = gen_rtx_CONST (Pmode, addr);
                   addr = force_const_mem (Pmode, addr);
-	  emit_move_insn (temp, addr);
+		  emit_move_insn (temp, addr);
 
                   new = gen_rtx_PLUS (Pmode, pic_offset_table_rtx, temp);
                   if (reg != 0)
@@ -2560,12 +2560,11 @@ legitimize_pic_address (rtx orig, rtx reg)
              that was pulled out of the literal pool.  Force it back in.  */
 
 	  else if (GET_CODE (op0) == UNSPEC
-	           && GET_CODE (op1) == CONST_INT)
+	           && GET_CODE (op1) == CONST_INT
+	           && XINT (op0, 1) == UNSPEC_GOTOFF)
             {
 	      if (XVECLEN (op0, 0) != 1)
                 abort ();
-              if (XINT (op0, 1) != UNSPEC_GOTOFF)
-                abort ();
 
               new = force_const_mem (Pmode, orig);
             }
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 9481f1d..2d03db8 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2004-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/14533
+	* gcc.dg/20040311-2.c: New test.
+
 2004-03-12  Kazu Hirata  <kazu@cs.umass.edu>
 
 	PR other/14544
diff --git a/gcc/testsuite/gcc.dg/20040311-2.c b/gcc/testsuite/gcc.dg/20040311-2.c
new file mode 100644
index 0000000..0d0d5da
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/20040311-2.c
@@ -0,0 +1,36 @@
+/* PR target/14533 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fpic" } */
+
+void bar (char *, int);
+
+extern char b[];
+extern int d, e;
+struct S
+{
+  struct S *m;
+  int n;
+} **g;
+
+void
+foo (int x, char *y)
+{
+  struct S *h;
+  int k = 1, l;
+
+again:
+  for (h = *g; h != (struct S *) g; h = h->m)
+    {
+      if (k == 0 && h->n & 0x100000);
+      l = y - b;
+      if (e)
+        bar (b, l);
+      if (d)
+        bar (b, l);
+    }
+  if (k)
+    {
+      k = 0;
+      goto again;
+    }
+}