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authorBen Dooks <ben-linux@fluff.org>2009-03-06 12:13:52 -0500
committerBen Dooks <ben-linux@fluff.org>2009-03-06 12:13:52 -0500
commit1264fa6f8c5bf561a86128b2d48ace53e3f1e66f (patch)
tree69872715982d49ddea5819040c7032062376183b /arch/powerpc/lib/memcpy_64.S
parentefeff568677aa325f84d3ce37c219019887a79eb (diff)
parent559595a985e106d2fa9f0c79b7f5805453fed593 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into s3c-fixes
Diffstat (limited to 'arch/powerpc/lib/memcpy_64.S')
-rw-r--r--arch/powerpc/lib/memcpy_64.S26
1 files changed, 20 insertions, 6 deletions
diff --git a/arch/powerpc/lib/memcpy_64.S b/arch/powerpc/lib/memcpy_64.S
index fe2d34e5332..e178922b2c2 100644
--- a/arch/powerpc/lib/memcpy_64.S
+++ b/arch/powerpc/lib/memcpy_64.S
@@ -53,18 +53,19 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD)
533: std r8,8(r3) 533: std r8,8(r3)
54 beq 3f 54 beq 3f
55 addi r3,r3,16 55 addi r3,r3,16
56 ld r9,8(r4)
57.Ldo_tail: 56.Ldo_tail:
58 bf cr7*4+1,1f 57 bf cr7*4+1,1f
59 rotldi r9,r9,32 58 lwz r9,8(r4)
59 addi r4,r4,4
60 stw r9,0(r3) 60 stw r9,0(r3)
61 addi r3,r3,4 61 addi r3,r3,4
621: bf cr7*4+2,2f 621: bf cr7*4+2,2f
63 rotldi r9,r9,16 63 lhz r9,8(r4)
64 addi r4,r4,2
64 sth r9,0(r3) 65 sth r9,0(r3)
65 addi r3,r3,2 66 addi r3,r3,2
662: bf cr7*4+3,3f 672: bf cr7*4+3,3f
67 rotldi r9,r9,8 68 lbz r9,8(r4)
68 stb r9,0(r3) 69 stb r9,0(r3)
693: ld r3,48(r1) /* return dest pointer */ 703: ld r3,48(r1) /* return dest pointer */
70 blr 71 blr
@@ -133,11 +134,24 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD)
133 cmpwi cr1,r5,8 134 cmpwi cr1,r5,8
134 addi r3,r3,32 135 addi r3,r3,32
135 sld r9,r9,r10 136 sld r9,r9,r10
136 ble cr1,.Ldo_tail 137 ble cr1,6f
137 ld r0,8(r4) 138 ld r0,8(r4)
138 srd r7,r0,r11 139 srd r7,r0,r11
139 or r9,r7,r9 140 or r9,r7,r9
140 b .Ldo_tail 1416:
142 bf cr7*4+1,1f
143 rotldi r9,r9,32
144 stw r9,0(r3)
145 addi r3,r3,4
1461: bf cr7*4+2,2f
147 rotldi r9,r9,16
148 sth r9,0(r3)
149 addi r3,r3,2
1502: bf cr7*4+3,3f
151 rotldi r9,r9,8
152 stb r9,0(r3)
1533: ld r3,48(r1) /* return dest pointer */
154 blr
141 155
142.Ldst_unaligned: 156.Ldst_unaligned:
143 PPC_MTOCRF 0x01,r6 # put #bytes to 8B bdry into cr7 157 PPC_MTOCRF 0x01,r6 # put #bytes to 8B bdry into cr7