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Zwinkau
libfirm
Commits
c22672a1
Commit
c22672a1
authored
Aug 08, 2014
by
Andreas Fried
Browse files
Provide for AddrModeS nodes in remat_simplifier.
parent
e32ea45d
Changes
1
Hide whitespace changes
Inline
Side-by-side
ir/be/ia32/bearch_ia32.c
View file @
c22672a1
...
...
@@ -688,10 +688,12 @@ static void remat_simplifier(ir_node *block, void *env)
sched_foreach
(
block
,
node
)
{
/* A Sub with unused result is a Cmp. */
if
(
is_ia32_Sub
(
node
)
&&
get_irn_mode
(
node
)
==
mode_T
)
{
bool
has_res_users
=
false
;
ir_node
*
res_keep
=
NULL
;
ir_node
**
flag_users
=
NEW_ARR_F
(
ir_node
*
,
0
);
int
*
flag_users_pos
=
NEW_ARR_F
(
int
,
0
);
bool
has_res_users
=
false
;
ir_node
*
res_keep
=
NULL
;
ir_node
**
flag_users
=
NEW_ARR_F
(
ir_node
*
,
0
);
int
*
flag_users_pos
=
NEW_ARR_F
(
int
,
0
);
ir_node
**
mem_users
=
NEW_ARR_F
(
ir_node
*
,
0
);
int
*
mem_users_pos
=
NEW_ARR_F
(
int
,
0
);
foreach_out_edge
(
node
,
out
)
{
ir_node
*
proj
=
get_edge_src_irn
(
out
);
...
...
@@ -712,6 +714,12 @@ static void remat_simplifier(ir_node *block, void *env)
res_keep
=
user
;
}
}
}
else
if
(
proj_mode
==
mode_M
)
{
foreach_out_edge
(
proj
,
out2
)
{
ir_node
*
user
=
get_edge_src_irn
(
out2
);
ARR_APP1
(
ir_node
*
,
mem_users
,
user
);
ARR_APP1
(
int
,
mem_users_pos
,
get_edge_src_pos
(
out2
));
}
}
}
...
...
@@ -729,6 +737,21 @@ static void remat_simplifier(ir_node *block, void *env)
sched_replace
(
node
,
cmp
);
if
(
get_ia32_op_type
(
node
)
==
ia32_AddrModeD
)
{
panic
(
"Unexpected DestAM node %+F"
,
node
);
}
if
(
get_ia32_op_type
(
node
)
==
ia32_AddrModeS
)
{
set_ia32_op_type
(
cmp
,
ia32_AddrModeS
);
set_irn_mode
(
cmp
,
mode_T
);
ir_node
*
proj_M
=
new_r_Proj
(
cmp
,
mode_M
,
pn_ia32_Cmp_M
);
for
(
unsigned
i
=
0
;
i
<
ARR_LEN
(
mem_users
);
i
++
)
{
set_irn_n
(
mem_users
[
i
],
mem_users_pos
[
i
],
proj_M
);
}
cmp
=
new_r_Proj
(
cmp
,
mode_M
,
pn_ia32_Cmp_eflags
);
}
for
(
unsigned
i
=
0
;
i
<
ARR_LEN
(
flag_users
);
i
++
)
{
set_irn_n
(
flag_users
[
i
],
flag_users_pos
[
i
],
cmp
);
}
...
...
@@ -744,6 +767,8 @@ static void remat_simplifier(ir_node *block, void *env)
DEL_ARR_F
(
flag_users
);
DEL_ARR_F
(
flag_users_pos
);
DEL_ARR_F
(
mem_users
);
DEL_ARR_F
(
mem_users_pos
);
}
}
...
...
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