Mercurial > hg > truffle
annotate src/os_cpu/linux_sparc/vm/linux_sparc.s @ 15842:eb947cc7bff9
Truffle: revise instrumentation support APIs in ExecutionContext
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Wed, 21 May 2014 21:07:15 -0700 |
parents | 4ca6dc0799b6 |
children | 89152779163c |
rev | line source |
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133 | 1 # |
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11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 # version 2 for more details (a copy is included in the LICENSE file that | |
13 # accompanied this code). | |
14 # | |
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17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 # | |
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19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 # or visit www.oracle.com if you need additional information or have any |
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21 # questions. |
133 | 22 # |
23 | |
24 # Possibilities: | |
25 # -- membar | |
26 # -- CAS (SP + BIAS, G0, G0) | |
27 # -- wr %g0, %asi | |
28 | |
29 .globl SpinPause | |
30 .type SpinPause,@function | |
31 .align 32 | |
32 SpinPause: | |
33 retl | |
34 mov %g0, %o0 | |
35 | |
36 .globl _Copy_conjoint_jlongs_atomic | |
37 .type _Copy_conjoint_jlongs_atomic,@function | |
38 _Copy_conjoint_jlongs_atomic: | |
39 cmp %o0, %o1 | |
40 bleu 4f | |
41 sll %o2, 3, %o4 | |
42 ba 2f | |
43 1: | |
44 subcc %o4, 8, %o4 | |
45 std %o2, [%o1] | |
46 add %o0, 8, %o0 | |
47 add %o1, 8, %o1 | |
48 2: | |
49 bge,a 1b | |
50 ldd [%o0], %o2 | |
51 ba 5f | |
52 nop | |
53 3: | |
54 std %o2, [%o1+%o4] | |
55 4: | |
56 subcc %o4, 8, %o4 | |
57 bge,a 3b | |
58 ldd [%o0+%o4], %o2 | |
59 5: | |
60 retl | |
61 nop | |
62 | |
63 | |
64 .globl _flush_reg_windows | |
65 .align 32 | |
66 _flush_reg_windows: | |
67 ta 0x03 | |
68 retl | |
69 mov %fp, %o0 |