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haifa-sched.c (add_dependence): Update the true dependency cache the first time we add a true dependence to the...

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* haifa-sched.c (add_dependence): Update the true dependency
        cache the first time we add a true dependence to the LOG_LINKS chain.

From-SVN: r30176
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Jeffrey A Law 1999-10-26 05:05:00 +00:00 • committed by Jeff Law
parent a82cecdad5
commit 4525e22851
2 changed files with 12 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
* haifa-sched.c (add_dependence): Update the true dependency
cache the first time we add a true dependence to the LOG_LINKS chain.
Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
* fold-const.c (fold): Fix comment.

7
gcc/haifa-sched.c
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@ -827,6 +827,13 @@ add_dependence (insn, elem, dep_type)
/* Insn dependency, not data dependency. */
PUT_REG_NOTE_KIND (link, dep_type);
#ifdef INSN_SCHEDULING
/* If we are adding a true dependency to INSN's LOG_LINKs, then
note that in the bitmap cache of true dependency information. */
if ((int)dep_type == 0 && true_dependency_cache)
SET_BIT (true_dependency_cache[INSN_LUID (insn)], INSN_LUID (elem));
#endif
}
#ifdef HAVE_cc0