| author | "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> |
| Tue Aug 02 18:28:10 2011 +0200 (2011-08-02) | |
| changeset 2590 | b64cfb67944e |
| permissions | -rw-r--r-- |
| yann@1625 | 1 |
ripped from Debian |
| yann@1625 | 2 |
|
| yann@1625 | 3 |
the R10000 needs an LL/SC Workaround. If not applied all R10k before |
| yann@1625 | 4 |
rev 3.0 misbehave on atomic ops and rev 2.6 and lower (e.g. SGI IP28) |
| yann@1625 | 5 |
die after very few seconds with a deadlock due to even more erratas. |
| yann@1625 | 6 |
|
| yann@1625 | 7 |
ports/sysdeps/mips/bits/atomic.h | 12 ++++++------ |
| yann@1625 | 8 |
1 file changed, 6 insertions(+), 6 deletions(-) |
| yann@1625 | 9 |
|
| yann@1625 | 10 |
diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/mips/bits/atomic.h glibc-2.10.1/glibc-ports-2.10.1/sysdeps/mips/bits/atomic.h |
| yann@1625 | 11 |
--- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/mips/bits/atomic.h 2009-05-16 10:36:20.000000000 +0200 |
| yann@1625 | 12 |
+++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/mips/bits/atomic.h 2009-11-13 00:51:34.000000000 +0100 |
| yann@1625 | 13 |
@@ -74,7 +74,7 @@ |
| yann@1625 | 14 |
"bne %0,%2,2f\n\t" \ |
| yann@1625 | 15 |
"move %1,%3\n\t" \ |
| yann@1625 | 16 |
"sc %1,%4\n\t" \ |
| yann@1625 | 17 |
- "beqz %1,1b\n" \ |
| yann@1625 | 18 |
+ "beqzl %1,1b\n" \ |
| yann@1625 | 19 |
acq "\n\t" \ |
| yann@1625 | 20 |
".set pop\n" \ |
| yann@1625 | 21 |
"2:\n\t" \ |
| yann@1625 | 22 |
@@ -98,7 +98,7 @@ |
| yann@1625 | 23 |
"bne %0,%2,2f\n\t" \ |
| yann@1625 | 24 |
"move %1,%3\n\t" \ |
| yann@1625 | 25 |
"scd %1,%4\n\t" \ |
| yann@1625 | 26 |
- "beqz %1,1b\n" \ |
| yann@1625 | 27 |
+ "beqzl %1,1b\n" \ |
| yann@1625 | 28 |
acq "\n\t" \ |
| yann@1625 | 29 |
".set pop\n" \ |
| yann@1625 | 30 |
"2:\n\t" \ |
| yann@1625 | 31 |
@@ -192,7 +192,7 @@ |
| yann@1625 | 32 |
"ll %0,%3\n\t" \ |
| yann@1625 | 33 |
"move %1,%2\n\t" \ |
| yann@1625 | 34 |
"sc %1,%3\n\t" \ |
| yann@1625 | 35 |
- "beqz %1,1b\n" \ |
| yann@1625 | 36 |
+ "beqzl %1,1b\n" \ |
| yann@1625 | 37 |
acq "\n\t" \ |
| yann@1625 | 38 |
".set pop\n" \ |
| yann@1625 | 39 |
"2:\n\t" \ |
| yann@1625 | 40 |
@@ -216,7 +216,7 @@ |
| yann@1625 | 41 |
"lld %0,%3\n\t" \ |
| yann@1625 | 42 |
"move %1,%2\n\t" \ |
| yann@1625 | 43 |
"scd %1,%3\n\t" \ |
| yann@1625 | 44 |
- "beqz %1,1b\n" \ |
| yann@1625 | 45 |
+ "beqzl %1,1b\n" \ |
| yann@1625 | 46 |
acq "\n\t" \ |
| yann@1625 | 47 |
".set pop\n" \ |
| yann@1625 | 48 |
"2:\n\t" \ |
| yann@1625 | 49 |
@@ -251,7 +251,7 @@ |
| yann@1625 | 50 |
"ll %0,%3\n\t" \ |
| yann@1625 | 51 |
"addu %1,%0,%2\n\t" \ |
| yann@1625 | 52 |
"sc %1,%3\n\t" \ |
| yann@1625 | 53 |
- "beqz %1,1b\n" \ |
| yann@1625 | 54 |
+ "beqzl %1,1b\n" \ |
| yann@1625 | 55 |
acq "\n\t" \ |
| yann@1625 | 56 |
".set pop\n" \ |
| yann@1625 | 57 |
"2:\n\t" \ |
| yann@1625 | 58 |
@@ -275,7 +275,7 @@ |
| yann@1625 | 59 |
"lld %0,%3\n\t" \ |
| yann@1625 | 60 |
"daddu %1,%0,%2\n\t" \ |
| yann@1625 | 61 |
"scd %1,%3\n\t" \ |
| yann@1625 | 62 |
- "beqz %1,1b\n" \ |
| yann@1625 | 63 |
+ "beqzl %1,1b\n" \ |
| yann@1625 | 64 |
acq "\n\t" \ |
| yann@1625 | 65 |
".set pop\n" \ |
| yann@1625 | 66 |
"2:\n\t" \ |
| yann@1625 | 67 |
diff -durN glibc-2.10.1.orig/ports/sysdeps/mips/bits/atomic.h glibc-2.10.1/ports/sysdeps/mips/bits/atomic.h |