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lvzhengyang
riscv-gcc-1
Commits
ac2a93a1
Commit
ac2a93a1
authored
Jan 28, 1996
by
David Edelsohn
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rs6000_sync_trampoline cmpdi and rs6000_initialize_trampoline pmode
From-SVN: r11118
parent
39733624
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1 changed file
with
29 additions
and
27 deletions
+29
-27
gcc/config/rs6000/rs6000.c
+29
-27
No files found.
gcc/config/rs6000/rs6000.c
View file @
ac2a93a1
...
...
@@ -3820,14 +3820,15 @@ rs6000_sync_trampoline (addr)
rtx
(
*
cmp_fcn
)
PROTO
((
rtx
,
rtx
));
rtx
label
;
if
(
TARGET_
64
BIT
)
if
(
TARGET_
32
BIT
)
{
abort
();
/* no cmpdi function yet */
sub_fcn
=
gen_subsi3
;
cmp_fcn
=
gen_cmpsi
;
}
else
{
sub_fcn
=
gen_sub
s
i3
;
cmp_fcn
=
gen_cmp
s
i
;
sub_fcn
=
gen_sub
d
i3
;
cmp_fcn
=
gen_cmp
d
i
;
}
addr
=
force_reg
(
pmode
,
addr
);
...
...
@@ -3990,6 +3991,7 @@ rs6000_initialize_trampoline (addr, fnaddr, cxt)
rtx
cxt
;
{
rtx
reg
,
reg2
,
reg3
;
enum
machine_mode
pmode
=
Pmode
;
switch
(
DEFAULT_ABI
)
{
...
...
@@ -3998,31 +4000,31 @@ rs6000_initialize_trampoline (addr, fnaddr, cxt)
/* Under AIX, just build the 3 word function descriptor */
case
ABI_AIX
:
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
memory_address
(
P
mode
,
(
addr
))),
gen_rtx
(
MEM
,
P
mode
,
memory_address
(
P
mode
,
(
fnaddr
))));
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
memory_address
(
P
mode
,
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
memory_address
(
p
mode
,
(
addr
))),
gen_rtx
(
MEM
,
p
mode
,
memory_address
(
p
mode
,
(
fnaddr
))));
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
memory_address
(
p
mode
,
plus_constant
((
addr
),
4
))),
gen_rtx
(
MEM
,
P
mode
,
memory_address
(
P
mode
,
gen_rtx
(
MEM
,
p
mode
,
memory_address
(
p
mode
,
plus_constant
((
fnaddr
),
4
))));
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
memory_address
(
P
mode
,
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
memory_address
(
p
mode
,
plus_constant
((
addr
),
8
))),
force_reg
(
P
mode
,
(
cxt
)));
force_reg
(
p
mode
,
(
cxt
)));
break
;
/* Under V.4/eabi, update the two words after the bl to have the real
function address and the static chain. */
case
ABI_V4
:
case
ABI_AIX_NODESC
:
reg
=
gen_reg_rtx
(
P
mode
);
reg
=
gen_reg_rtx
(
p
mode
);
emit_move_insn
(
reg
,
fnaddr
);
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
plus_constant
(
addr
,
8
)),
reg
);
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
plus_constant
(
addr
,
8
)),
reg
);
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
plus_constant
(
addr
,
(
TARGET_64BIT
?
16
:
12
))),
cxt
);
...
...
@@ -4033,18 +4035,18 @@ rs6000_initialize_trampoline (addr, fnaddr, cxt)
then fill in the fields with the function address and static chain after
the bl instruction. */
case
ABI_NT
:
reg
=
gen_reg_rtx
(
P
mode
);
reg2
=
gen_reg_rtx
(
P
mode
);
reg3
=
gen_reg_rtx
(
P
mode
);
reg
=
gen_reg_rtx
(
p
mode
);
reg2
=
gen_reg_rtx
(
p
mode
);
reg3
=
gen_reg_rtx
(
p
mode
);
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
plus_constant
(
addr
,
4
)),
gen_rtx
(
REG
,
P
mode
,
2
));
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
plus_constant
(
addr
,
4
)),
gen_rtx
(
REG
,
p
mode
,
2
));
emit_move_insn
(
reg
,
fnaddr
);
emit_move_insn
(
reg2
,
gen_rtx
(
MEM
,
P
mode
,
reg
));
emit_move_insn
(
reg2
,
gen_rtx
(
MEM
,
p
mode
,
reg
));
emit_move_insn
(
reg3
,
plus_constant
(
addr
,
8
));
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
plus_constant
(
addr
,
16
)),
reg
);
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
addr
),
reg3
);
emit_move_insn
(
gen_rtx
(
MEM
,
P
mode
,
plus_constant
(
addr
,
20
)),
cxt
);
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
plus_constant
(
addr
,
16
)),
reg
);
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
addr
),
reg3
);
emit_move_insn
(
gen_rtx
(
MEM
,
p
mode
,
plus_constant
(
addr
,
20
)),
cxt
);
rs6000_sync_trampoline
(
addr
);
break
;
}
...
...
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