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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-15 17:31:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-15 17:31:43 -0700 |
| commit | 7a1b29a82ba76427de791098c095ce31dab9333d (patch) | |
| tree | 077a1563ce243b6ac619397a0b7904623a28de50 /arch/tile/lib/memset_32.c | |
| parent | mm: fix up some user-visible effects of the stack guard page (diff) | |
| parent | arch/tile: don't validate CROSS_COMPILE needlessly (diff) | |
| download | linux-dev-7a1b29a82ba76427de791098c095ce31dab9333d.tar.xz linux-dev-7a1b29a82ba76427de791098c095ce31dab9333d.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile
* git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
arch/tile: don't validate CROSS_COMPILE needlessly
arch/tile: export only COMMAND_LINE_SIZE to userspace.
arch/tile: rename ARCH_KMALLOC_MINALIGN to ARCH_DMA_MINALIGN
arch/tile: Rename the hweight() implementations to __arch_hweight()
arch/tile: extend syscall ABI to set r1 on return as well.
arch/tile: Various cleanups.
arch/tile: support backtracing on TILE-Gx
arch/tile: Fix a couple of issues with the COMPAT code for TILE-Gx.
arch/tile: Use separate, better minsec values for clocksource and sched_clock.
arch/tile: correct a bug in freeing bootmem by VA for the optional second initrd.
arch: tile: mm: pgtable.c: Removed duplicated #include
arch: tile: kernel/proc.c Removed duplicated #include
Add fanotify syscalls to <asm-generic/unistd.h>.
arch/tile: support new kunmap_atomic() naming convention.
tile: remove unused ISA_DMA_THRESHOLD define
Conflicts in arch/tile/configs/tile_defconfig (pick the mainline version
with the reduced defconfig).
Diffstat (limited to 'arch/tile/lib/memset_32.c')
| -rw-r--r-- | arch/tile/lib/memset_32.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/arch/tile/lib/memset_32.c b/arch/tile/lib/memset_32.c index bfde5d864df1..d014c1fbcbc2 100644 --- a/arch/tile/lib/memset_32.c +++ b/arch/tile/lib/memset_32.c @@ -141,7 +141,6 @@ void *memset(void *s, int c, size_t n) */ __insn_prefetch(&out32[ahead32]); -#if 1 #if CACHE_LINE_SIZE_IN_WORDS % 4 != 0 #error "Unhandled CACHE_LINE_SIZE_IN_WORDS" #endif @@ -157,30 +156,6 @@ void *memset(void *s, int c, size_t n) *out32++ = v32; *out32++ = v32; } -#else - /* Unfortunately, due to a code generator flaw this - * allocates a separate register for each of these - * stores, which requires a large number of spills, - * which makes this procedure enormously bigger - * (something like 70%) - */ - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - *out32++ = v32; - n32 -= 16; -#endif /* To save compiled code size, reuse this loop even * when we run out of prefetching to do by dropping |