(record_dead_and_set_regs_1): Handle SUBREGs.

From-SVN: r8594

(record_dead_and_set_regs_1): Handle SUBREGs.
From-SVN: r8594
ca89d290 · Richard Kenner · 5c5033c3 · ca89d290
Commit ca89d290 authored Nov 30, 1994 by Richard Kenner
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gcc/combine.c
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--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -9671,6 +9671,9 @@ static void
 record_dead_and_set_regs_1 (dest, setter)
     rtx dest, setter;
 {
+  if (GET_CODE (dest) == SUBREG)
+    dest = SUBREG_REG (dest);
+
  if (GET_CODE (dest) == REG)
    {
      /* If we are setting the whole register, we know its value.  Otherwise