sh.c (shiftcosts): Don't use shiftcosts array for modes wider than SImode.
* sh.c (shiftcosts): Don't use shiftcosts array for modes wider than SImode. From-SVN: r45709
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Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
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* sh.c (shiftcosts): Don't use shiftcosts array for modes wider
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than SImode.
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Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
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* stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
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@ -1019,6 +1019,16 @@ shiftcosts (x)
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{
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int value;
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if (GET_MODE_SIZE (GET_MODE (x)) > UNITS_PER_WORD)
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{
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if (GET_MODE (x) == DImode
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&& GET_CODE (XEXP (x, 1)) == CONST_INT
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&& INTVAL (XEXP (x, 1)) == 1)
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return 2;
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/* Everything else is invalid, because there is no pattern for it. */
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return 10000;
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}
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/* If shift by a non constant, then this will be expensive. */
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if (GET_CODE (XEXP (x, 1)) != CONST_INT)
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return SH_DYNAMIC_SHIFT_COST;
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