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