Revert last change

From-SVN: r219792

Revert last change
From-SVN: r219792
aed38127 · Alan Modra · Alan Modra · 48c528ae · aed38127 · aed38127
Commit aed38127 authored Jan 17, 2015 by Alan Modra Committed by Alan Modra Jan 17, 2015
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gcc/ChangeLog
+4 -0

gcc/cprop.c
+1 -3

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2015-01-17  Alan Modra  <amodra@gmail.com>
+
+	* cprop.c (do_local_cprop): Revert last change.
+
 2015-01-16  DJ Delorie  <dj@redhat.com>
 	    Nick Clifton  <nickc@redhat.com>


--- a/gcc/cprop.c
+++ b/gcc/cprop.c
@@ -1189,12 +1189,10 @@ do_local_cprop (rtx x, rtx_insn *insn)
  rtx newreg = NULL, newcnst = NULL;

  /* Rule out USE instructions and ASM statements as we don't want to
-     change the hard registers mentioned, and don't change fixed hard
-     registers.  */
+     change the hard registers mentioned.  */
  if (REG_P (x)
      && (REGNO (x) >= FIRST_PSEUDO_REGISTER
          || (GET_CODE (PATTERN (insn)) != USE
-	      && !fixed_regs[REGNO (x)]
 	      && asm_noperands (PATTERN (insn)) < 0)))
    {
      cselib_val *val = cselib_lookup (x, GET_MODE (x), 0, VOIDmode);