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authorLinus Torvalds <torvalds@g5.osdl.org>2006-08-30 21:44:06 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-08-30 21:44:06 -0700
commit4c15343167b5febe7bb0ba96aad5bef42ae94d3b (patch)
treee70f835cc57a6e4b7e18bcb1908217a95a389ba7 /arch/powerpc/lib
parenteb36c2884a1a2190791afe65fd833b2d3cd4b999 (diff)
parentd0027bf09f09d95a23b8f476ba8cea28f2576781 (diff)
downloadblackbird-op-linux-4c15343167b5febe7bb0ba96aad5bef42ae94d3b.tar.gz
blackbird-op-linux-4c15343167b5febe7bb0ba96aad5bef42ae94d3b.zip
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Fix return value from memcpy [POWERPC] iseries: Define insw et al. so libata/ide will compile [POWERPC] Fix irq enable/disable in smp_generic_take_timebase [POWERPC] Fix problem with time not advancing on 32-bit platforms [POWERPC] Restore copyright notice in arch/powerpc/kernel/fpu.S [POWERPC] Fix up ibm_architecture_vec definition [POWERPC] Make OF irq map code detect more error cases [POWERPC] Support for "weird" MPICs and fixup mpc7448_hpc2 [POWERPC] Fix MPIC sense codes in documentation [POWERPC] Fix performance regression in IRQ radix tree locking [POWERPC] Add mpc7448hpc2 device tree source file [POWERPC] Add MPC8349E MDS device tree source file to arch/powerpc/boot/dts [POWERPC] modify mpc83xx platforms to use new IRQ layer [POWERPC] Adapt ipic driver to new host_ops interface, add set_irq_type to set IRQ sense [POWERPC] back up old school ipic.[hc] to arch/ppc [POWERPC] Use mpc8641hpcn PIC base address from dev tree. [POWERPC] Allow MPC8641 HPCN to build with CONFIG_PCI disabled too. [POWERPC] Fix powerpc 44x_mmu build [POWERPC] Remove flush_dcache_all export
Diffstat (limited to 'arch/powerpc/lib')
-rw-r--r--arch/powerpc/lib/memcpy_64.S11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/powerpc/lib/memcpy_64.S b/arch/powerpc/lib/memcpy_64.S
index fd66acfd3e3e..7173ba98f427 100644
--- a/arch/powerpc/lib/memcpy_64.S
+++ b/arch/powerpc/lib/memcpy_64.S
@@ -11,6 +11,7 @@
.align 7
_GLOBAL(memcpy)
+ std r3,48(r1) /* save destination pointer for return value */
mtcrf 0x01,r5
cmpldi cr1,r5,16
neg r6,r3 # LS 3 bits = # bytes to 8-byte dest bdry
@@ -38,7 +39,7 @@ _GLOBAL(memcpy)
stdu r9,16(r3)
bdnz 1b
3: std r8,8(r3)
- beqlr
+ beq 3f
addi r3,r3,16
ld r9,8(r4)
.Ldo_tail:
@@ -53,7 +54,8 @@ _GLOBAL(memcpy)
2: bf cr7*4+3,3f
rotldi r9,r9,8
stb r9,0(r3)
-3: blr
+3: ld r3,48(r1) /* return dest pointer */
+ blr
.Lsrc_unaligned:
srdi r6,r5,3
@@ -115,7 +117,7 @@ _GLOBAL(memcpy)
5: srd r12,r9,r11
or r12,r8,r12
std r12,24(r3)
- beqlr
+ beq 4f
cmpwi cr1,r5,8
addi r3,r3,32
sld r9,r9,r10
@@ -167,4 +169,5 @@ _GLOBAL(memcpy)
3: bf cr7*4+3,4f
lbz r0,0(r4)
stb r0,0(r3)
-4: blr
+4: ld r3,48(r1) /* return dest pointer */
+ blr
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