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| author | Maciej W. Rozycki <macro@codesourcery.com> | 2013-02-27 23:45:07 +0000 |
|---|---|---|
| committer | Maciej W. Rozycki <macro@codesourcery.com> | 2013-02-27 23:45:07 +0000 |
| commit | 43301bd3c281036ba97eef384c9340cc7b6130d3 (patch) | |
| tree | 263f0cc7e01c33c72e626480a52b2bfc1dce78f0 /ports/sysdeps/mips/nptl | |
| parent | 85bd816a603a437aedeb688a60a3e0dba4439c50 (diff) | |
| download | glibc-43301bd3c281036ba97eef384c9340cc7b6130d3.zip glibc-43301bd3c281036ba97eef384c9340cc7b6130d3.tar.gz glibc-43301bd3c281036ba97eef384c9340cc7b6130d3.tar.bz2 | |
Add support for building as MIPS16 code.
Diffstat (limited to 'ports/sysdeps/mips/nptl')
| -rw-r--r-- | ports/sysdeps/mips/nptl/tls.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ports/sysdeps/mips/nptl/tls.h b/ports/sysdeps/mips/nptl/tls.h index 0c91995..2529408 100644 --- a/ports/sysdeps/mips/nptl/tls.h +++ b/ports/sysdeps/mips/nptl/tls.h @@ -37,12 +37,17 @@ typedef union dtv } pointer; } dtv_t; +#ifdef __mips16 +/* MIPS16 uses GCC builtin to access the TP. */ +# define READ_THREAD_POINTER() (__builtin_thread_pointer ()) +#else /* Note: rd must be $v1 to be ABI-conformant. */ # define READ_THREAD_POINTER() \ ({ void *__result; \ asm volatile (".set\tpush\n\t.set\tmips32r2\n\t" \ "rdhwr\t%0, $29\n\t.set\tpop" : "=v" (__result)); \ __result; }) +#endif #else /* __ASSEMBLER__ */ # include <tcb-offsets.h> |