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riscv-gcc-1
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lvzhengyang
riscv-gcc-1
Commits
728d406c
Commit
728d406c
authored
Jan 22, 2010
by
Joern Rennecke
Committed by
Joern Rennecke
Jan 22, 2010
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* doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
From-SVN: r156175
parent
aae29963
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gcc/ChangeLog
View file @
728d406c
2010-01-22 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2010-01-21 Martin Jambor <mjambor@suse.cz>
2010-01-21 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42585
PR tree-optimization/42585
...
...
gcc/doc/tm.texi
View file @
728d406c
...
@@ -10024,7 +10024,7 @@ point number to a signed fixed point number also convert validly to an
...
@@ -10024,7 +10024,7 @@ point number to a signed fixed point number also convert validly to an
unsigned
one
.
unsigned
one
.
@end
defmac
@end
defmac
@deftypefn
{
Target
Hook
}
int
TARGET_MIN_DIVISIONS_FOR_RECIP_MUL
(
enum
machine_mode
@var{
mode
}
)
@deftypefn
{
Target
Hook
}
{
unsigned
int
}
TARGET_MIN_DIVISIONS_FOR_RECIP_MUL
(
enum
machine_mode
@var{
mode
}
)
When
@option{
-
ffast
-
math
}
is
in
effect
,
GCC
tries
to
optimize
When
@option{
-
ffast
-
math
}
is
in
effect
,
GCC
tries
to
optimize
divisions
by
the
same
divisor
,
by
turning
them
into
multiplications
by
divisions
by
the
same
divisor
,
by
turning
them
into
multiplications
by
the
reciprocal
.
This
target
hook
specifies
the
minimum
number
of
divisions
the
reciprocal
.
This
target
hook
specifies
the
minimum
number
of
divisions
...
...
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