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| author | Steven J. Hill <Steven.Hill@imgtec.com> | 2013-03-25 19:42:18 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-05-09 17:55:20 +0200 |
| commit | 3e9f37e885f22e703ec6fe730eba4aebdb5dd5e0 (patch) | |
| tree | 05212d453496eab853fd8954900711c5cdd8e3ce /arch | |
| parent | MIPS: microMIPS: Optimise 'strlen' core library function. (diff) | |
| download | linux-3e9f37e885f22e703ec6fe730eba4aebdb5dd5e0.tar.xz linux-3e9f37e885f22e703ec6fe730eba4aebdb5dd5e0.zip | |
MIPS: microMIPS: Optimise 'strnlen' core library function.
Optimise 'strnlen' to use microMIPS instructions and/or optimisations
for binary size reduction. When the microMIPS ISA is not being used,
the library function compiles to the original binary code.
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/lib/strnlen_user.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/lib/strnlen_user.S b/arch/mips/lib/strnlen_user.S index beea03c8c0ce..fcacea5e61f1 100644 --- a/arch/mips/lib/strnlen_user.S +++ b/arch/mips/lib/strnlen_user.S @@ -35,7 +35,7 @@ FEXPORT(__strnlen_user_nocheck_asm) PTR_ADDU a1, a0 # stop pointer 1: beq v0, a1, 1f # limit reached? EX(lb, t0, (v0), .Lfault) - PTR_ADDU v0, 1 + PTR_ADDIU v0, 1 bnez t0, 1b 1: PTR_SUBU v0, a0 jr ra |