CVS commit: [netbsd-7] src/common/lib/libc/arch/arm/atomic

["Soren Jacobsen" <snj%netbsd.org@localhost>]

Module Name:    src
Committed By:   snj
Date:           Fri Feb 26 22:29:04 UTC 2016

Modified Files:
        src/common/lib/libc/arch/arm/atomic [netbsd-7]: atomic_nand_16.S
            atomic_nand_32.S atomic_nand_64.S atomic_nand_8.S
            sync_fetch_and_nand_8.S

Log Message:
Pull up following revision(s) (requested by skrll in ticket #1105):
        common/lib/libc/arch/arm/atomic/atomic_nand_16.S: revision 1.3
        common/lib/libc/arch/arm/atomic/atomic_nand_32.S: revision 1.3
        common/lib/libc/arch/arm/atomic/atomic_nand_64.S: revision 1.4
        common/lib/libc/arch/arm/atomic/atomic_nand_8.S: revision 1.3
        common/lib/libc/arch/arm/atomic/sync_fetch_and_nand_8.S: revision 1.5
Use gcc 4.4 and later operation for nand, i.e.
*ptr = ~(tmp & value) instead of *ptr = ~tmp & value
There was also another bug in sync_fetch_and_nand_8 which I've also fixed.
PR port-arm32/50513: Incorrect logic for atomic_nand_xx.S


To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.2.6.1 \
    src/common/lib/libc/arch/arm/atomic/atomic_nand_16.S \
    src/common/lib/libc/arch/arm/atomic/atomic_nand_32.S \
    src/common/lib/libc/arch/arm/atomic/atomic_nand_8.S \
    src/common/lib/libc/arch/arm/atomic/sync_fetch_and_nand_8.S
cvs rdiff -u -r1.3 -r1.3.6.1 \
    src/common/lib/libc/arch/arm/atomic/atomic_nand_64.S

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.