regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing compilation.

* regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing compilation. From-SVN: r31209

regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing compilation.
* regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing compilation. From-SVN: r31209
64615302 · Jan Hubicka · Jan Hubicka · 7f103e88 · 64615302 · 64615302
Commit 64615302 authored Jan 04, 2000 by Jan Hubicka Committed by Jan Hubicka Jan 04, 2000
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gcc/ChangeLog
+5 -0

gcc/regclass.c
+3 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Tue Jan  4 19:22:39 MET 2000  Jan Hubicka  <hubicka@freesoft.cz>
+
+	* regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
+	compilation.
+
 2000-01-04  Stan Cox  <scox@cygnus.com>

 	* haifa-sched.c (build_control_flow): Change unreachable simple

--- a/gcc/regclass.c
+++ b/gcc/regclass.c
@@ -1141,7 +1141,9 @@ regclass (f, nregs, dump)
 	  register int class;
 	  register struct costs *p = &costs[i];

-	  if (!REG_N_REFS (i))
+	  /* In non-optimizing compilation REG_N_REFS is not initialized
+	     yet.  */
+	  if (optimize && !REG_N_REFS (i))
 	    continue;

 	  for (class = (int) ALL_REGS - 1; class > 0; class--)