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linux-next/arch/powerpc
Kumar Gala 26caeb2ee1 [POWERPC] Handle alignment faults on SPE load/store instructions
This adds code to handle alignment traps generated by the following
SPE (signal processing engine) load/store instructions, by emulating
the instruction in the kernel (as is done for other instructions that
generate alignment traps):

evldd[x]         Vector Load Double Word into Double Word [Indexed]
evldw[x]         Vector Load Double into Two Words [Indexed]
evldh[x]         Vector Load Double into Four Half Words [Indexed]
evlhhesplat[x]   Vector Load Half Word into Half Words Even and Splat [Indexed]
evlhhousplat[x]  Vector Load Half Word into Half Word Odd Unsigned and Splat [Indexed]
evlhhossplat[x]  Vector Load Half Word into Half Word Odd Signed and Splat [Indexed]
evlwhe[x]        Vector Load Word into Two Half Words Even [Indexed]
evlwhou[x]       Vector Load Word into Two Half Words Odd Unsigned (zero-extended) [Indexed]
evlwhos[x]       Vector Load Word into Two Half Words Odd Signed (with sign extension) [Indexed]
evlwwsplat[x]    Vector Load Word into Word and Splat [Indexed]
evlwhsplat[x]    Vector Load Word into Two Half Words and Splat [Indexed]
evstdd[x]        Vector Store Double of Double [Indexed]
evstdw[x]        Vector Store Double of Two Words [Indexed]
evstdh[x]        Vector Store Double of Four Half Words [Indexed]
evstwhe[x]       Vector Store Word of Two Half Words from Even [Indexed]
evstwho[x]       Vector Store Word of Two Half Words from Odd [Indexed]
evstwwe[x]       Vector Store Word of Word from Even [Indexed]
evstwwo[x]       Vector Store Word of Word from Odd [Indexed]

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2007-09-14 08:51:48 -05:00
..
boot [POWERPC] linkstation updates 2007-09-14 08:51:27 -05:00
configs [POWERPC] 85xx: Renamed mpc8544_ds.c to mpc85xx_ds.c 2007-09-13 15:43:48 -05:00
kernel [POWERPC] Handle alignment faults on SPE load/store instructions 2007-09-14 08:51:48 -05:00
lib Remove fs.h from mm.h 2007-07-29 17:09:29 -07:00
math-emu [POWERPC] ppc math-emu needs -fno-builtin-fabs for math.c and fabs.c 2006-09-26 15:24:35 +10:00
mm [POWERPC] Export new __io{re,un}map_at() symbols 2007-09-14 01:33:21 +10:00
oprofile Remove fs.h from mm.h 2007-07-29 17:09:29 -07:00
platforms [POWERPC] 85xx: Remove unnecessary loops_per_jiffy initialization code. 2007-09-14 08:51:36 -05:00
sysdev [POWERPC] fsl_soc.c cleanup 2007-09-14 08:51:43 -05:00
xmon [POWERPC] fix showing xmon help 2007-07-22 21:30:58 +10:00
.gitignore [POWERPC] Add files build to .gitignore 2006-12-04 20:41:29 +11:00
Kconfig [POWERPC] IOMMU virtual merge is no longer experimental 2007-09-14 01:33:19 +10:00
Kconfig.debug [POWERPC] Export virq mapping via debugfs 2007-09-14 01:33:20 +10:00
Makefile [POWERPC] Stop include asm-ppc when building ARCH=powerpc for ppc32 2007-08-22 22:47:33 -05:00