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Diffstat (limited to 'sysdeps/alpha/memchr.S')
-rw-r--r--sysdeps/alpha/memchr.S36
1 files changed, 18 insertions, 18 deletions
diff --git a/sysdeps/alpha/memchr.S b/sysdeps/alpha/memchr.S
index 2d21247..a47ac96 100644
--- a/sysdeps/alpha/memchr.S
+++ b/sysdeps/alpha/memchr.S
@@ -42,7 +42,7 @@ For correctness consider that:
ENTRY(memchr)
.prologue 0
- beq a2, not_found
+ beq a2, $not_found
ldq_u t0, 0(a0) # load first quadword (a0 may be misaligned)
addq a0, a2, t4
and a1, 0xff, a1 # a1 = 00000000000000ch
@@ -57,7 +57,7 @@ ENTRY(memchr)
extql t0, a0, t6
or t1, a1, a1 # a1 = chchchchchchchch
- beq t3, first_quad
+ beq t3, $first_quad
extqh t5, a0, t5
mov a0, v0
@@ -68,15 +68,15 @@ ENTRY(memchr)
# in t0. E.g.:
# a2 = 6
# t0 = ????c6c5c4c3c2c1
-last_quad:
+$last_quad:
negq a2, t5
srl t2, t5, t5 # t5 = mask of a2 bits set
xor a1, t0, t0
cmpbge zero, t0, t1
and t1, t5, t1
- beq t1, not_found
+ beq t1, $not_found
-found_it:
+$found_it:
# now, determine which byte matched:
negq t1, t2
and t1, t2, t1
@@ -93,20 +93,20 @@ found_it:
addq v0, 1, t2
cmoveq t0, t2, v0
-done: ret
+$done: ret
#
# Deal with the case where a2 > 8 bytes remain to be
# searched. a0 may not be aligned.
#
-first_quad:
+$first_quad:
andnot a0, 0x7, v0
insqh t2, a0, t1 # t1 = 0000ffffffffffff (a0<0:2> ff bytes)
xor t0, a1, t0
or t0, t1, t0 # t0 = ====ffffffffffff
cmpbge zero, t0, t1
- bne t1, found_it
+ bne t1, $found_it
/* at least one byte left to process */
@@ -119,41 +119,41 @@ first_quad:
subq t4, 1, a2
andnot a2, 0x7, a2
cmpult v0, a2, t1
- beq t1, final
+ beq t1, $final
/* at least two quads remain to be accessed */
subq a2, v0, t3 # t3 <- number of quads to be processed in loop
and t3, 8, t3 # odd number of quads?
- bne t3, odd_quad_count
+ bne t3, $odd_quad_count
/* at least three quads remain to be accessed */
mov t0, t3 # move prefetched value into correct register
.align 3
-unrolled_loop:
+$unrolled_loop:
ldq t0, 8(v0) # prefetch t0
xor a1, t3, t1
cmpbge zero, t1, t1
- bne t1, found_it
+ bne t1, $found_it
addq v0, 8, v0
-odd_quad_count:
+$odd_quad_count:
xor a1, t0, t1
ldq t3, 8(v0) # prefetch t3
cmpbge zero, t1, t1
- bne t1, found_it
+ bne t1, $found_it
addq v0, 8, v0
cmpult v0, a2, t5
- bne t5, unrolled_loop
+ bne t5, $unrolled_loop
mov t3, t0 # move prefetched value into t0
-final: subq t4, v0, a2 # a2 <- number of bytes left to do
- bne a2, last_quad
+$final: subq t4, v0, a2 # a2 <- number of bytes left to do
+ bne a2, $last_quad
-not_found:
+$not_found:
mov zero, v0
ret