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riscv-gcc-1
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lvzhengyang
riscv-gcc-1
Commits
8fed04e5
Commit
8fed04e5
authored
Mar 28, 1996
by
Richard Kenner
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(summarize_insn): Fix three "off-by-one" bugs in loop bounds.
From-SVN: r11627
parent
da484a80
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gcc/config/alpha/alpha.c
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gcc/config/alpha/alpha.c
View file @
8fed04e5
...
@@ -1937,7 +1937,7 @@ summarize_insn (x, sum, set)
...
@@ -1937,7 +1937,7 @@ summarize_insn (x, sum, set)
break
;
break
;
case
PARALLEL
:
case
PARALLEL
:
for
(
i
=
XVECLEN
(
x
,
0
);
i
>=
0
;
i
--
)
for
(
i
=
XVECLEN
(
x
,
0
)
-
1
;
i
>=
0
;
i
--
)
summarize_insn
(
XVECEXP
(
x
,
0
,
i
),
sum
,
0
);
summarize_insn
(
XVECEXP
(
x
,
0
,
i
),
sum
,
0
);
break
;
break
;
...
@@ -2004,7 +2004,7 @@ summarize_insn (x, sum, set)
...
@@ -2004,7 +2004,7 @@ summarize_insn (x, sum, set)
default
:
default
:
format_ptr
=
GET_RTX_FORMAT
(
GET_CODE
(
x
));
format_ptr
=
GET_RTX_FORMAT
(
GET_CODE
(
x
));
for
(
i
=
GET_RTX_LENGTH
(
GET_CODE
(
x
));
i
>=
0
;
i
--
)
for
(
i
=
GET_RTX_LENGTH
(
GET_CODE
(
x
))
-
1
;
i
>=
0
;
i
--
)
switch
(
format_ptr
[
i
])
switch
(
format_ptr
[
i
])
{
{
case
'e'
:
case
'e'
:
...
@@ -2012,7 +2012,7 @@ summarize_insn (x, sum, set)
...
@@ -2012,7 +2012,7 @@ summarize_insn (x, sum, set)
break
;
break
;
case
'E'
:
case
'E'
:
for
(
j
=
XVECLEN
(
x
,
i
);
j
>=
0
;
j
--
)
for
(
j
=
XVECLEN
(
x
,
i
)
-
1
;
j
>=
0
;
j
--
)
summarize_insn
(
XVECEXP
(
x
,
i
,
j
),
sum
,
0
);
summarize_insn
(
XVECEXP
(
x
,
i
,
j
),
sum
,
0
);
break
;
break
;
...
...
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