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| author | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-02-18 16:48:11 +0000 |
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| committer | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-02-18 16:48:11 +0000 |
| commit | 8182e7cfe7d9c60567e48b876282594395062530 (patch) | |
| tree | bb743948c6e926539b030102b804b5708222e8d4 /mdk-stage1/dietlibc/ia64/__testandset.S | |
| parent | c93f95560d3fde9eaefcc62c454c67b8b5626fa7 (diff) | |
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Merge in CVS dietlibc 0.21 for IA-64 and X86-64 support. However, drop the
following architectures we currently don't support: arm, mips, mipsel, parisc,
s390, sparc64.
Diffstat (limited to 'mdk-stage1/dietlibc/ia64/__testandset.S')
| -rw-r--r-- | mdk-stage1/dietlibc/ia64/__testandset.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/ia64/__testandset.S b/mdk-stage1/dietlibc/ia64/__testandset.S new file mode 100644 index 000000000..d462e3c58 --- /dev/null +++ b/mdk-stage1/dietlibc/ia64/__testandset.S @@ -0,0 +1,11 @@ +.text +.globl __testandset +.proc __testandset +__testandset: + mov ar.ccv = r0 + mov r29 = 1 + ld8 r3 = [r32] + cmpxchg8.acq r8 = [r32], r29, ar.ccv /* cmpxchg is atomic */ + br.ret.sptk.clr b0 +.endp __testandset +.size __testandset, . - __testandset |