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patches/glibc/ports-2.10.1/620-r10k-workarounds.patch
author Arnaud Lacombe <lacombar@gmail.com>
Thu Aug 05 17:59:51 2010 +0200 (2010-08-05)
changeset 2069 366bd2b22675
permissions -rw-r--r--
complibs/mpc: fix MPC 0.8.1 build with MPFR 3.0.0

This is the change introduced by revision 734 of MPC repository.

Author: Paul Zimmermann <Paul.Zimmermann@loria.fr>
Revision log: [acos.c] fixed problem with GMP_RNDA (should be MPFR_RNDA, and code was wrong)

Signed-off-by: Arnaud Lacombe <lacombar@gmail.com> 
     1 ripped from Debian

     2 

     3 the R10000 needs an LL/SC Workaround. If not applied all R10k before

     4 rev 3.0 misbehave on atomic ops and rev 2.6 and lower (e.g. SGI IP28)

     5 die after very few seconds with a deadlock due to even more erratas.

     6 

     7  ports/sysdeps/mips/bits/atomic.h |   12 ++++++------

     8  1 file changed, 6 insertions(+), 6 deletions(-)

     9 

    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

    11 --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/mips/bits/atomic.h	2009-05-16 10:36:20.000000000 +0200

    12 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/mips/bits/atomic.h	2009-11-13 00:51:34.000000000 +0100

    13 @@ -74,7 +74,7 @@

    14       "bne	%0,%2,2f\n\t"						      \

    15       "move	%1,%3\n\t"						      \

    16       "sc	%1,%4\n\t"						      \

    17 -     "beqz	%1,1b\n"						      \

    18 +     "beqzl	%1,1b\n"						      \

    19       acq	"\n\t"							      \

    20       ".set	pop\n"							      \

    21       "2:\n\t"								      \

    22 @@ -98,7 +98,7 @@

    23       "bne	%0,%2,2f\n\t"						      \

    24       "move	%1,%3\n\t"						      \

    25       "scd	%1,%4\n\t"						      \

    26 -     "beqz	%1,1b\n"						      \

    27 +     "beqzl	%1,1b\n"						      \

    28       acq	"\n\t"							      \

    29       ".set	pop\n"							      \

    30       "2:\n\t"								      \

    31 @@ -192,7 +192,7 @@

    32       "ll	%0,%3\n\t"						      \

    33       "move	%1,%2\n\t"						      \

    34       "sc	%1,%3\n\t"						      \

    35 -     "beqz	%1,1b\n"						      \

    36 +     "beqzl	%1,1b\n"						      \

    37       acq	"\n\t"							      \

    38       ".set	pop\n"							      \

    39       "2:\n\t"								      \

    40 @@ -216,7 +216,7 @@

    41       "lld	%0,%3\n\t"						      \

    42       "move	%1,%2\n\t"						      \

    43       "scd	%1,%3\n\t"						      \

    44 -     "beqz	%1,1b\n"						      \

    45 +     "beqzl	%1,1b\n"						      \

    46       acq	"\n\t"							      \

    47       ".set	pop\n"							      \

    48       "2:\n\t"								      \

    49 @@ -251,7 +251,7 @@

    50       "ll	%0,%3\n\t"						      \

    51       "addu	%1,%0,%2\n\t"						      \

    52       "sc	%1,%3\n\t"						      \

    53 -     "beqz	%1,1b\n"						      \

    54 +     "beqzl	%1,1b\n"						      \

    55       acq	"\n\t"							      \

    56       ".set	pop\n"							      \

    57       "2:\n\t"								      \

    58 @@ -275,7 +275,7 @@

    59       "lld	%0,%3\n\t"						      \

    60       "daddu	%1,%0,%2\n\t"						      \

    61       "scd	%1,%3\n\t"						      \

    62 -     "beqz	%1,1b\n"						      \

    63 +     "beqzl	%1,1b\n"						      \

    64       acq	"\n\t"							      \

    65       ".set	pop\n"							      \

    66       "2:\n\t"								      \

    67 diff -durN glibc-2.10.1.orig/ports/sysdeps/mips/bits/atomic.h glibc-2.10.1/ports/sysdeps/mips/bits/atomic.h
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