Temporarily revert previous

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191306 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 2 insertions, 8 deletions

diff --git a/gcc/reload.c b/gcc/reload.c
index 2e41ed6498e..f4f3ed03d85 100644
--- a/gcc/reload.c
+++ b/gcc/reload.c
@@ -2036,12 +2036,7 @@ find_dummy_reload (rtx real_in, rtx real_out, rtx *inloc, rtx *outloc,
 	 However, we only ignore IN in its role as this reload.
 	 If the insn uses IN elsewhere and it contains OUT,
 	 that counts.  We can't be sure it's the "same" operand
-	 so it might not go through this reload.  
-
-         We also need to avoid using OUT if it, or part of it, is a
-         fixed register.  Modifying such registers, even transiently,
-         may have undefined effects on the machine, such as modifying
-         the stack pointer.  */
+	 so it might not go through this reload.  */
       saved_rtx = *inloc;
       *inloc = const0_rtx;
 
@@ -2054,8 +2049,7 @@ find_dummy_reload (rtx real_in, rtx real_out, rtx *inloc, rtx *outloc,
 
 	  for (i = 0; i < nwords; i++)
 	    if (! TEST_HARD_REG_BIT (reg_class_contents[(int) rclass],
-				     regno + i)
-		|| fixed_regs[regno + i])
+				     regno + i))
 	      break;
 
 	  if (i == nwords)