diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2007-07-10 17:33:02 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-07-10 17:33:02 +0100 |
| commit | a36920200c5b89d56120a5e839fe4a603d51b16c (patch) | |
| tree | aefb1fc4b0792ef788024fa596954a5689f15d0a /include/asm-mips/cpu-features.h | |
| parent | d223a86154f8c66f5a380b17e1c8091d56f47cf8 (diff) | |
[MIPS] Enable support for the userlocal hardware register
Which will cut down the cost of RDHWR $29 which is used to obtain the
TLS pointer and so far being emulated in software down to a single cycle
operation.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/cpu-features.h')
| -rw-r--r-- | include/asm-mips/cpu-features.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-mips/cpu-features.h b/include/asm-mips/cpu-features.h index 5e4bed123b48..d95a83e3e1d7 100644 --- a/include/asm-mips/cpu-features.h +++ b/include/asm-mips/cpu-features.h @@ -150,6 +150,10 @@ #define cpu_has_mipsmt (cpu_data[0].ases & MIPS_ASE_MIPSMT) #endif +#ifndef cpu_has_userlocal +#define cpu_has_userlocal (cpu_data[0].options & MIPS_CPU_ULRI) +#endif + #ifdef CONFIG_32BIT # ifndef cpu_has_nofpuex # define cpu_has_nofpuex (cpu_data[0].options & MIPS_CPU_NOFPUEX) |