/* FALLTHROUGH to strncasecmp_l. */
#endif
+
+#ifdef USE_AVX
+# define movdqa vmovdqa
+# define movdqu vmovdqu
+# define pmovmskb vpmovmskb
+# define pcmpistri vpcmpistri
+# define psubb vpsubb
+# define pcmpeqb vpcmpeqb
+# define psrldq vpsrldq
+# define pslldq vpslldq
+# define palignr vpalignr
+# define pxor vpxor
+# define D(arg) arg, arg
+#else
+# define D(arg) arg
+#endif
+
STRCMP_SSE42:
cfi_startproc
CALL_MCOUNT
#else
# define TOLOWER(reg1, reg2)
#endif
- pxor %xmm0, %xmm0 /* clear %xmm0 for null char checks */
- pcmpeqb %xmm1, %xmm0 /* Any null chars? */
- pcmpeqb %xmm2, %xmm1 /* compare first 16 bytes for equality */
- psubb %xmm0, %xmm1 /* packed sub of comparison results*/
+ pxor %xmm0, D(%xmm0) /* clear %xmm0 for null char checks */
+ pcmpeqb %xmm1, D(%xmm0) /* Any null chars? */
+ pcmpeqb %xmm2, D(%xmm1) /* compare first 16 bytes for equality */
+ psubb %xmm0, D(%xmm1) /* packed sub of comparison results*/
pmovmskb %xmm1, %edx
sub $0xffff, %edx /* if first 16 bytes are same, edx == 0xffff */
jnz LABEL(less16bytes)/* If not, find different value or null char */
xor %r8d, %r8d
and $0xf, %ecx /* offset of rsi */
and $0xf, %eax /* offset of rdi */
+ pxor %xmm0, D(%xmm0) /* clear %xmm0 for null char check */
cmp %eax, %ecx
je LABEL(ashr_0) /* rsi and rdi relative offset same */
ja LABEL(bigger)
xchg %ecx, %eax
xchg %rsi, %rdi
LABEL(bigger):
+ movdqa (%rdi), %xmm2
+ movdqa (%rsi), %xmm1
lea 15(%rax), %r9
sub %rcx, %r9
lea LABEL(unaligned_table)(%rip), %r10
movslq (%r10, %r9,4), %r9
+ pcmpeqb %xmm1, D(%xmm0) /* Any null chars? */
lea (%r10, %r9), %r10
jmp *%r10 /* jump to corresponding case */
LABEL(ashr_0):
movdqa (%rsi), %xmm1
- pxor %xmm0, %xmm0 /* clear %xmm0 for null char check */
- pcmpeqb %xmm1, %xmm0 /* Any null chars? */
+ pcmpeqb %xmm1, D(%xmm0) /* Any null chars? */
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
- pcmpeqb (%rdi), %xmm1 /* compare 16 bytes for equality */
+ pcmpeqb (%rdi), D(%xmm1) /* compare 16 bytes for equality */
#else
movdqa (%rdi), %xmm2
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm2, %xmm1 /* compare 16 bytes for equality */
+ pcmpeqb %xmm2, D(%xmm1) /* compare 16 bytes for equality */
#endif
- psubb %xmm0, %xmm1 /* packed sub of comparison results*/
+ psubb %xmm0, D(%xmm1) /* packed sub of comparison results*/
pmovmskb %xmm1, %r9d
shr %cl, %edx /* adjust 0xffff for offset */
shr %cl, %r9d /* adjust for 16-byte offset */
UPDATE_STRNCMP_COUNTER
mov $16, %rcx
mov $16, %r9
- pxor %xmm0, %xmm0 /* clear xmm0, may have changed above */
/*
* Now both strings are aligned at 16-byte boundary. Loop over strings
*/
.p2align 4
LABEL(ashr_1):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0 /* Any null chars? */
- pslldq $15, %xmm2 /* shift first string to align with second */
+ pslldq $15, D(%xmm2) /* shift first string to align with second */
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2 /* compare 16 bytes for equality */
- psubb %xmm0, %xmm2 /* packed sub of comparison results*/
+ pcmpeqb %xmm1, D(%xmm2) /* compare 16 bytes for equality */
+ psubb %xmm0, D(%xmm2) /* packed sub of comparison results*/
pmovmskb %xmm2, %r9d
shr %cl, %edx /* adjust 0xffff for offset */
shr %cl, %r9d /* adjust for 16-byte offset */
movdqa (%rdi), %xmm3
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads*/
mov $1, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_1_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $1, -16(%rdi, %rdx), %xmm0
+ palignr $1, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_1_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $1, -16(%rdi, %rdx), %xmm0
+ palignr $1, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_1_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $1, %xmm0
+ psrldq $1, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_2):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $14, %xmm2
+ pslldq $14, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
movdqa (%rdi), %xmm3
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $2, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_2_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $2, -16(%rdi, %rdx), %xmm0
+ palignr $2, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_2_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $2, -16(%rdi, %rdx), %xmm0
+ palignr $2, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_2_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $2, %xmm0
+ psrldq $2, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_3):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $13, %xmm2
+ pslldq $13, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $3, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_3_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $3, -16(%rdi, %rdx), %xmm0
+ palignr $3, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_3_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $3, -16(%rdi, %rdx), %xmm0
+ palignr $3, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_3_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $3, %xmm0
+ psrldq $3, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_4):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $12, %xmm2
+ pslldq $12, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $4, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_4_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $4, -16(%rdi, %rdx), %xmm0
+ palignr $4, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_4_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $4, -16(%rdi, %rdx), %xmm0
+ palignr $4, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_4_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $4, %xmm0
+ psrldq $4, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_5):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $11, %xmm2
+ pslldq $11, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $5, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_5_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $5, -16(%rdi, %rdx), %xmm0
+ palignr $5, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
movdqa (%rdi, %rdx), %xmm0
- palignr $5, -16(%rdi, %rdx), %xmm0
+ palignr $5, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_5_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $5, %xmm0
+ psrldq $5, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_6):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $10, %xmm2
+ pslldq $10, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $6, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_6_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $6, -16(%rdi, %rdx), %xmm0
+ palignr $6, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_6_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $6, -16(%rdi, %rdx), %xmm0
+ palignr $6, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_6_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $6, %xmm0
+ psrldq $6, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_7):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $9, %xmm2
+ pslldq $9, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $7, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_7_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $7, -16(%rdi, %rdx), %xmm0
+ palignr $7, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_7_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $7, -16(%rdi, %rdx), %xmm0
+ palignr $7, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a,(%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_7_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $7, %xmm0
+ psrldq $7, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_8):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $8, %xmm2
+ pslldq $8, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $8, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_8_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $8, -16(%rdi, %rdx), %xmm0
+ palignr $8, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_8_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $8, -16(%rdi, %rdx), %xmm0
+ palignr $8, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_8_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $8, %xmm0
+ psrldq $8, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_9):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $7, %xmm2
+ pslldq $7, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $9, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_9_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $9, -16(%rdi, %rdx), %xmm0
+ palignr $9, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_9_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $9, -16(%rdi, %rdx), %xmm0
+ palignr $9, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_9_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $9, %xmm0
+ psrldq $9, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_10):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $6, %xmm2
+ pslldq $6, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $10, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_10_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $10, -16(%rdi, %rdx), %xmm0
+ palignr $10, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_10_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $10, -16(%rdi, %rdx), %xmm0
+ palignr $10, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_10_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $10, %xmm0
+ psrldq $10, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_11):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $5, %xmm2
+ pslldq $5, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $11, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_11_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $11, -16(%rdi, %rdx), %xmm0
+ palignr $11, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_11_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $11, -16(%rdi, %rdx), %xmm0
+ palignr $11, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_11_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $11, %xmm0
+ psrldq $11, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_12):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $4, %xmm2
+ pslldq $4, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $12, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_12_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $12, -16(%rdi, %rdx), %xmm0
+ palignr $12, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_12_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $12, -16(%rdi, %rdx), %xmm0
+ palignr $12, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_12_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $12, %xmm0
+ psrldq $12, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_13):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $3, %xmm2
+ pslldq $3, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $13, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_13_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $13, -16(%rdi, %rdx), %xmm0
+ palignr $13, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_13_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $13, -16(%rdi, %rdx), %xmm0
+ palignr $13, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_13_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $13, %xmm0
+ psrldq $13, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_14):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $2, %xmm2
+ pslldq $2, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $14, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_14_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $14, -16(%rdi, %rdx), %xmm0
+ palignr $14, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_14_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $14, -16(%rdi, %rdx), %xmm0
+ palignr $14, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_14_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $14, %xmm0
+ psrldq $14, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
*/
.p2align 4
LABEL(ashr_15):
- pxor %xmm0, %xmm0
- movdqa (%rdi), %xmm2
- movdqa (%rsi), %xmm1
- pcmpeqb %xmm1, %xmm0
- pslldq $1, %xmm2
+ pslldq $1, D(%xmm2)
TOLOWER (%xmm1, %xmm2)
- pcmpeqb %xmm1, %xmm2
- psubb %xmm0, %xmm2
+ pcmpeqb %xmm1, D(%xmm2)
+ psubb %xmm0, D(%xmm2)
pmovmskb %xmm2, %r9d
shr %cl, %edx
shr %cl, %r9d
UPDATE_STRNCMP_COUNTER
- pxor %xmm0, %xmm0
mov $16, %rcx /* index for loads */
mov $15, %r9d /* byte position left over from less32bytes case */
/*
LABEL(nibble_ashr_15_restart_use):
movdqa (%rdi, %rdx), %xmm0
- palignr $15, -16(%rdi, %rdx), %xmm0
+ palignr $15, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
jg LABEL(nibble_ashr_15_use)
movdqa (%rdi, %rdx), %xmm0
- palignr $15, -16(%rdi, %rdx), %xmm0
+ palignr $15, -16(%rdi, %rdx), D(%xmm0)
#if !defined USE_AS_STRCASECMP_L && !defined USE_AS_STRNCASECMP_L
pcmpistri $0x1a, (%rsi,%rdx), %xmm0
#else
LABEL(nibble_ashr_15_use):
sub $0x1000, %r10
movdqa -16(%rdi, %rdx), %xmm0
- psrldq $15, %xmm0
+ psrldq $15, D(%xmm0)
pcmpistri $0x3a,%xmm0, %xmm0
#if defined USE_AS_STRNCMP || defined USE_AS_STRNCASECMP_L
cmp %r11, %rcx
#undef LABEL
#undef GLABEL
#undef SECTION
+#undef movdqa
+#undef movdqu
+#undef pmovmskb
+#undef pcmpistri
+#undef psubb
+#undef pcmpeqb
+#undef psrldq
+#undef pslldq
+#undef palignr
+#undef pxor
+#undef D