loop.c (strength_reduce): Sink final_value when not eliminating a biv.
* loop.c (strength_reduce): Sink final_value when not eliminating a biv. From-SVN: r49606
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@ -1,3 +1,8 @@
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2002-02-07 Richard Henderson <rth@redhat.com>
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* loop.c (strength_reduce): Sink final_value when not
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eliminating a biv.
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2002-02-07 David O'Brien <obrien@FreeBSD.org>
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* config/sparc/freebsd.h: Fix mismatched spec {.
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@ -5143,6 +5143,11 @@ strength_reduce (loop, flags)
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fprintf (loop_dump_stream, "Reg %d: biv eliminated\n",
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bl->regno);
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}
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/* See above note wrt final_value. But since we couldn't eliminate
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the biv, we must set the value after the loop instead of before. */
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else if (bl->final_value && ! bl->reversed)
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loop_insn_sink (loop, gen_move_insn (bl->biv->dest_reg,
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bl->final_value));
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}
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/* Go through all the instructions in the loop, making all the
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