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REG_BR_PRED docs.

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From-SVN: r15860
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Jeff Law 1997-10-07 11:15:27 -06:00
parent 2f308fec0e
commit 6714c1ae69
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gcc/rtl.texi
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@ -2641,6 +2641,12 @@ This is used to specify the ratio of branches to non-branches of a
branch insn according to the profile data. The value is stored as a
value between 0 and REG_BR_PROB_BASE; larger values indicate a higher
probability that the branch will be taken.
@findex REG_BR_PRED
@item REG_BR_PRED
These notes are found in JUMP insns after delayed branch scheduling
has taken place. They indicate both the direction and the likelyhood
of the JUMP. The format is a bitmask of ATTR_FLAG_* values.
@end table
For convenience, the machine mode in an @code{insn_list} or