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Carl Shapiro
cmucl
Commits
c10355d2
Commit
c10355d2
authored
24 years ago
by
dtc
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From Raymond Toy:
o Don't use taddcctv/tsubcctv for the pseudo-atomic stuff.
parent
cbc96305
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lisp/sparc-assem.S
+12
-4
12 additions, 4 deletions
lisp/sparc-assem.S
with
12 additions
and
4 deletions
lisp/sparc-assem.S
+
12
−
4
View file @
c10355d2
...
...
@@ -84,7 +84,9 @@ _call_into_lisp:
load
(
_current_control_frame_pointer
,
reg_OCFP
)
/
*
No
longer
atomic
,
and
check
for
interrupt
.
*/
tsubcctv
reg_ALLOC
,
4
,
reg_ALLOC
sub
reg_ALLOC
,
4
,
reg_ALLOC
andcc
reg_ALLOC
,
3
,
reg_ZERO
tne
16
/
*
Pass
in
the
args
.
*/
sll
%
i2
,
2
,
reg_NARGS
...
...
@@ -131,7 +133,9 @@ lra:
store
(
reg_NL1
,
_foreign_function_call_active
)
/
*
Were
we
interrupted
?
*/
tsubcctv
reg_ALLOC
,
4
,
reg_ALLOC
sub
reg_ALLOC
,
4
,
reg_ALLOC
andcc
reg_ALLOC
,
3
,
reg_ZERO
tne
16
/
*
Back
to
C
we
go
.
*/
ld
[%
sp
+
FRAMESIZE
-
4
],
%
i7
...
...
@@ -172,7 +176,9 @@ _call_into_c:
store
(
reg_CSP
,
_foreign_function_call_active
)
/
*
Were
we
interrupted
?
*/
tsubcctv
reg_ALLOC
,
4
,
reg_ALLOC
sub
reg_ALLOC
,
4
,
reg_ALLOC
andcc
reg_ALLOC
,
3
,
reg_ZERO
tne
16
/
*
Into
C
we
go
.
*/
call
reg_CFUNC
...
...
@@ -202,7 +208,9 @@ _call_into_c:
sub
reg_LIP
,
type_OtherPointer
,
reg_LIP
/
*
No
longer
atomic
.
*/
tsubcctv
reg_ALLOC
,
4
,
reg_ALLOC
sub
reg_ALLOC
,
4
,
reg_ALLOC
andcc
reg_ALLOC
,
3
,
reg_ZERO
tne
16
/
*
Reset
the
lisp
stack
.
*/
/
*
Note
:
OCFP
is
in
one
of
the
locals
,
it
gets
preserved
across
C
.
*/
...
...
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