gcse.c, rtlanal.c: Remove obsolete comments associated with loop.c.
* gcse.c, rtlanal.c: Remove obsolete comments associated with loop.c. From-SVN: r114195
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@ -1,3 +1,8 @@
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2006-05-29 Kazu Hirata <kazu@codesourcery.com>
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* gcse.c, rtlanal.c: Remove obsolete comments associated with
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loop.c.
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2006-05-28 Kazu Hirata <kazu@codesourcery.com>
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* cfgcleanup.c, cfgexpand.c, cgraphunit.c, config/arm/arm.c,
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@ -4576,9 +4576,6 @@ one_pre_gcse_pass (int pass)
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LABEL_NUSES count is incremented. We have to add REG_LABEL notes,
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because the following loop optimization pass requires them. */
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/* ??? This is very similar to the loop.c add_label_notes function. We
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could probably share code here. */
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/* ??? If there was a jump optimization pass after gcse and before loop,
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then we would not need to do this here, because jump would add the
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necessary REG_LABEL notes. */
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@ -3286,7 +3286,7 @@ rtx_cost (rtx x, enum rtx_code outer_code ATTRIBUTE_UNUSED)
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total = COSTS_N_INSNS (7);
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break;
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case USE:
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/* Used in loop.c and combine.c as a marker. */
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/* Used in combine.c as a marker. */
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total = 0;
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break;
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default:
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