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(sched_analyze_2, PRE_DEC case): Call sched_analyze_2 in

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addition to sched_analyze_1.

From-SVN: r2240
This commit is contained in:
Jim Wilson 1992-09-24 22:44:06 -07:00
parent b085d1c8f2
commit bc78eb101e
1 changed files with 7 additions and 1 deletions
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8
gcc/sched.c
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@ -1860,7 +1860,13 @@ sched_analyze_2 (x, insn)
case POST_DEC:
case PRE_INC:
case POST_INC:
/* These read and modify the result; just consider them writes. */
/* These both read and modify the result. We must handle them as writes
to get proper dependencies for following instructions. We must handle
them as reads to get proper dependencies from this to previous
instructions. Thus we need to pass them to both sched_analyze_1
and sched_analyze_2. We must call sched_analyze_2 first in order
to get the proper antecedent for the read. */
sched_analyze_2 (XEXP (x, 0), insn);
sched_analyze_1 (x, insn);
return;
}