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authorAnton Blanchard <anton@samba.org>2013-01-07 11:20:53 -0600
committerRyan S. Arnold <rsa@linux.vnet.ibm.com>2013-01-07 11:20:53 -0600
commit2ccdea26f290f6990606f4a43de5272afa1a784d (patch)
tree4b31e4613c48117cafa62f6404a1f207bb123832 /sysdeps/powerpc/powerpc64/power6/memcpy.S
parent375607b9cc9ddf46a379bab6bf2998c54099d6b5 (diff)
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Fix spelling errors in sysdeps/powerpc files.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/power6/memcpy.S')
-rw-r--r--sysdeps/powerpc/powerpc64/power6/memcpy.S28
1 files changed, 14 insertions, 14 deletions
diff --git a/sysdeps/powerpc/powerpc64/power6/memcpy.S b/sysdeps/powerpc/powerpc64/power6/memcpy.S
index 57f4d06990..64f5b2f427 100644
--- a/sysdeps/powerpc/powerpc64/power6/memcpy.S
+++ b/sysdeps/powerpc/powerpc64/power6/memcpy.S
@@ -28,16 +28,16 @@
with the appropriate combination of byte and halfword load/stores.
There is minimal effort to optimize the alignment of short moves.
The 64-bit implementations of POWER3 and POWER4 do a reasonable job
- of handling unligned load/stores that do not cross 32-byte boundries.
+ of handling unaligned load/stores that do not cross 32-byte boundaries.
Longer moves (>= 32-bytes) justify the effort to get at least the
destination doubleword (8-byte) aligned. Further optimization is
- posible when both source and destination are doubleword aligned.
+ possible when both source and destination are doubleword aligned.
Each case has a optimized unrolled loop.
- For POWER6 unaligned loads will take a 20+ cycle hicup for any
+ For POWER6 unaligned loads will take a 20+ cycle hiccup for any
L1 cache miss that crosses a 32- or 128-byte boundary. Store
- is more forgiving and does not take a hicup until page or
+ is more forgiving and does not take a hiccup until page or
segment boundaries. So we require doubleword alignment for
the source but may take a risk and only require word alignment
for the destination. */
@@ -50,9 +50,9 @@ EALIGN (BP_SYM (memcpy), 7, 0)
neg 0,3
std 3,-16(1)
std 31,-8(1)
- andi. 11,3,7 /* check alignement of dst. */
+ andi. 11,3,7 /* check alignment of dst. */
clrldi 0,0,61 /* Number of bytes until the 1st doubleword of dst. */
- clrldi 10,4,61 /* check alignement of src. */
+ clrldi 10,4,61 /* check alignment of src. */
cmpldi cr6,5,8
ble- cr1,.L2 /* If move < 32 bytes use short move code. */
mtcrf 0x01,0
@@ -61,8 +61,8 @@ EALIGN (BP_SYM (memcpy), 7, 0)
beq .L0
subf 5,0,5
- /* Move 0-7 bytes as needed to get the destination doubleword alligned.
- Duplicate some code to maximize fall-throught and minimize agen delays. */
+ /* Move 0-7 bytes as needed to get the destination doubleword aligned.
+ Duplicate some code to maximize fall-through and minimize agen delays. */
1: bf 31,2f
lbz 6,0(4)
stb 6,0(3)
@@ -95,10 +95,10 @@ EALIGN (BP_SYM (memcpy), 7, 0)
add 4,4,0
add 3,3,0
- clrldi 10,4,61 /* check alignement of src again. */
+ clrldi 10,4,61 /* check alignment of src again. */
srdi 9,5,3 /* Number of full double words remaining. */
- /* Copy doublewords from source to destination, assumpting the
+ /* Copy doublewords from source to destination, assuming the
destination is aligned on a doubleword boundary.
At this point we know there are at least 25 bytes left (32-7) to copy.
@@ -130,7 +130,7 @@ EALIGN (BP_SYM (memcpy), 7, 0)
load, load, store, store every 2 cycles.
The following code is sensitive to cache line alignment. Do not
- make any change with out first making sure thay don't result in
+ make any change with out first making sure they don't result in
splitting ld/std pairs across a cache line. */
mtcrf 0x02,5
@@ -329,7 +329,7 @@ L(das_tail):
L(das_tail2):
/* At this point we have a tail of 0-7 bytes and we know that the
- destiniation is double word aligned. */
+ destination is double word aligned. */
4: bf 29,2f
lwz 6,0(4)
stw 6,0(3)
@@ -537,7 +537,7 @@ L(dus_tailX):
.LE8:
mr 12,4
bne cr6,L(dus_4)
-/* Exactly 8 bytes. We may cross a 32-/128-byte boundry and take a ~20
+/* Exactly 8 bytes. We may cross a 32-/128-byte boundary and take a ~20
cycle delay. This case should be rare and any attempt to avoid this
would take most of 20 cycles any way. */
ld 6,0(4)
@@ -1146,7 +1146,7 @@ L(du_done):
add 3,3,0
add 12,12,0
/* At this point we have a tail of 0-7 bytes and we know that the
- destiniation is double word aligned. */
+ destination is double word aligned. */
4: bf 29,2f
lwz 6,0(12)
addi 12,12,4