resource.c (mark_set_resources): Use MARK_SRC_DEST for PRE_MODIFY and POST_MODIFY cases.
* resource.c (mark_set_resources): Use MARK_SRC_DEST for PRE_MODIFY and POST_MODIFY cases. * rtlanal.c (side_effects_p): Handle PRE_MODIFY and POST_MODIFY. From-SVN: r38429
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@ -1,3 +1,10 @@
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2000-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
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* resource.c (mark_set_resources): Use MARK_SRC_DEST for
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PRE_MODIFY and POST_MODIFY cases.
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* rtlanal.c (side_effects_p): Handle PRE_MODIFY and POST_MODIFY.
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2000-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
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* md.texi (Looping Patterns): New node.
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@ -723,9 +723,9 @@ mark_set_resources (x, res, in_dest, mark_type)
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case PRE_MODIFY:
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case POST_MODIFY:
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mark_set_resources (XEXP (x, 0), res, 1, 0);
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mark_set_resources (XEXP (XEXP (x, 1), 0), res, 0, 0);
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mark_set_resources (XEXP (XEXP (x, 1), 1), res, 0, 0);
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mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST);
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mark_set_resources (XEXP (XEXP (x, 1), 0), res, 0, MARK_SRC_DEST);
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mark_set_resources (XEXP (XEXP (x, 1), 1), res, 0, MARK_SRC_DEST);
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return;
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case SIGN_EXTRACT:
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@ -1849,6 +1849,8 @@ side_effects_p (x)
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case PRE_DEC:
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case POST_INC:
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case POST_DEC:
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case PRE_MODIFY:
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case POST_MODIFY:
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case CALL:
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case UNSPEC_VOLATILE:
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/* case TRAP_IF: This isn't clear yet. */
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