(only_leaf_regs_used): Check for global_regs.

From-SVN: r2130

(only_leaf_regs_used): Check for global_regs.
From-SVN: r2130
61a6dd99 · Jim Wilson · ff92a691 · 61a6dd99
Commit 61a6dd99 authored 32 years ago by Jim Wilson
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gcc/final.c
+2 -1

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--- a/gcc/final.c
+++ b/gcc/final.c
@@ -2515,7 +2515,8 @@ only_leaf_regs_used ()

  for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
    {
-      if (regs_ever_live[i] > permitted_reg_in_leaf_functions[i])
+      if ((regs_ever_live[i] || global_regs[i])
+	  && ! permitted_reg_in_leaf_functions[i])
 	return 0;
    }
  return 1;