linux/arch/powerpc/lib
Christophe Leroy 373e098e1e powerpc/32: Optimise __csum_partial()
Improve __csum_partial by interleaving loads and adds.

On a 8xx, it brings neither improvement nor degradation.
On a 83xx, it brings a 25% improvement.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2018-06-04 00:39:19 +10:00
..
alloc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
checksum_32.S powerpc/32: Optimise __csum_partial() 2018-06-04 00:39:19 +10:00
checksum_64.S powerpc/64: Use optimized checksum routines on little-endian 2017-01-25 13:34:18 +11:00
checksum_wrappers.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
code-patching.c powerpc/lib/feature-fixups: use raw_patch_instruction() 2018-01-21 15:06:25 +11:00
copy_32.S powerpc/32: remove a NOP from memset() 2017-09-01 16:42:46 +10:00
copypage_64.S powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
copypage_power7.S powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
copyuser_64.S powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
copyuser_power7.S powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
crtsavres.S powerpc/64: Do not create new section for save/restore functions 2017-05-30 14:59:51 +10:00
div64.S powerpc: Fix a corner case in __div64_32 2005-10-20 09:37:02 +10:00
feature-fixups-test.S powerpc/lib: Add alt patching test of branching past the last instruction 2018-05-11 23:29:03 +10:00
feature-fixups.c powerpc/64s: Patch barrier_nospec in modules 2018-06-03 20:43:44 +10:00
hweight_64.S ppc: move exports to definitions 2016-08-07 23:50:09 -04:00
ldstfp.S powerpc: Fix kernel crash in emulation of vector loads and stores 2017-09-04 19:38:07 +10:00
locks.c powerpc/spinlock: Fix spin_unlock_wait() 2016-06-14 16:05:44 +10:00
Makefile powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
mem_64.S powerpc/string: Implement optimized memset variants 2017-08-17 23:04:35 +10:00
memcmp_64.S ppc: move exports to definitions 2016-08-07 23:50:09 -04:00
memcpy_64.S powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
memcpy_power7.S powerpc/64s: Set assembler machine type to POWER4 2018-04-01 00:47:49 +11:00
pmem.c powerpc/lib: Implement UACCESS_FLUSHCACHE API 2017-11-13 08:00:31 +11:00
quad.S powerpc: Handle most loads and stores in instruction emulation code 2017-09-01 16:39:48 +10:00
rheap.c powerpc: Various typo fixes 2016-06-14 13:58:26 +10:00
sstep.c powerpc/sstep: Fix kernel crash if VSX is not present 2018-06-04 00:39:08 +10:00
string_64.S powerpc: Fix invalid use of register expressions 2017-08-10 22:29:41 +10:00
string.S powerpc/lib: Adjust .balign inside string functions for PPC32 2018-06-04 00:39:19 +10:00
test_emulate_step.c powerpc/sstep: Fix emulate_step test if VSX not present 2018-06-04 00:39:14 +10:00
vmx-helper.c powerpc: Introduce asm-prototypes.h 2016-06-16 22:39:54 +10:00
xor_vmx_glue.c powerpc/altivec: Add missing prototypes for altivec 2018-05-25 12:04:38 +10:00
xor_vmx.c powerpc/lib/xor_vmx: Ensure no altivec code executes before enable_kernel_altivec() 2017-06-02 20:17:52 +10:00
xor_vmx.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00