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riscv-gcc-1
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lvzhengyang
riscv-gcc-1
Commits
fae81b38
Commit
fae81b38
authored
23 years ago
by
Kazu Hirata
Committed by
Kazu Hirata
23 years ago
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* doc/md.texi: Add @findex define_insn_and_split.
From-SVN: r48355
parent
7b0295ab
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gcc/ChangeLog
View file @
fae81b38
2001
-
12
-
28
Kazu
Hirata
<
kazu
@hxi
.
com
>
*
doc
/
md
.
texi
:
Add
@findex
define_insn_and_split
.
2001
-
12
-
28
Hans
Bohem
<
hans_boehm
@hp
.
com
>
*
config
/
ia64
/
linux
.
h
(
MD_FALLBACK_FRAME_STATE_FOR
)
:
New
.
...
...
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gcc/doc/md.texi
View file @
fae81b38
...
...
@@ -3876,6 +3876,7 @@ it was an simple conditional jump, @minus{}1 otherwise. To simplify
recomputing
of
edge
frequencies
,
new
sequence
is
required
to
have
only
forward
jumps
to
the
newly
created
labels
.
@findex
define_insn_and_split
For
the
common
case
where
the
pattern
of
a
define_split
exactly
matches
the
pattern
of
a
define_insn
,
use
@code{
define_insn_and_split
}
.
It
looks
like
this:
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