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am 0292c1c8: am 3901b1bd: Merge "Remove the __ARM_FEATURE_DSP check."

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* commit '0292c1c81dfed23a32d46fb0b089b7eccb87e21e':
  Remove the __ARM_FEATURE_DSP check.
This commit is contained in:
Christopher Ferris 2013-10-02 23:27:06 -07:00 committed by Android Git Automerger
commit de7ed18df0
3 changed files with 0 additions and 33 deletions
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11
libc/arch-arm/cortex-a15/bionic/strcmp.S
View file

@ -145,19 +145,8 @@ ENTRY(strcmp)
.macro magic_find_zero_bytes w1
/* Macro to find all-zero bytes in w1, result is in ip. */
#if (defined (__ARM_FEATURE_DSP))
uadd8 ip, \w1, r6
sel ip, r7, r6
#else /* not defined (__ARM_FEATURE_DSP) */
/* __ARM_FEATURE_DSP is not defined for some Cortex-M processors.
Coincidently, these processors only have Thumb-2 mode, where we can use the
the (large) magic constant available directly as an immediate in instructions.
Note that we cannot use the magic constant in ARM mode, where we need
to create the constant in a register. */
sub ip, \w1, #0x01010101
bic ip, ip, \w1
and ip, ip, #0x80808080
#endif /* not defined (__ARM_FEATURE_DSP) */
.endm /* magic_find_zero_bytes */
.macro setup_return w1 w2

11
libc/arch-arm/cortex-a9/bionic/strcmp.S
View file

@ -145,19 +145,8 @@ ENTRY(strcmp)
.macro magic_find_zero_bytes w1
/* Macro to find all-zero bytes in w1, result is in ip. */
#if (defined (__ARM_FEATURE_DSP))
uadd8 ip, \w1, r6
sel ip, r7, r6
#else /* not defined (__ARM_FEATURE_DSP) */
/* __ARM_FEATURE_DSP is not defined for some Cortex-M processors.
Coincidently, these processors only have Thumb-2 mode, where we can use the
the (large) magic constant available directly as an immediate in instructions.
Note that we cannot use the magic constant in ARM mode, where we need
to create the constant in a register. */
sub ip, \w1, #0x01010101
bic ip, ip, \w1
and ip, ip, #0x80808080
#endif /* not defined (__ARM_FEATURE_DSP) */
.endm /* magic_find_zero_bytes */
.macro setup_return w1 w2

11
libc/arch-arm/krait/bionic/strcmp.S
View file

@ -145,19 +145,8 @@ ENTRY(strcmp)
.macro magic_find_zero_bytes w1
/* Macro to find all-zero bytes in w1, result is in ip. */
#if (defined (__ARM_FEATURE_DSP))
uadd8 ip, \w1, r6
sel ip, r7, r6
#else /* not defined (__ARM_FEATURE_DSP) */
/* __ARM_FEATURE_DSP is not defined for some Cortex-M processors.
Coincidently, these processors only have Thumb-2 mode, where we can use the
the (large) magic constant available directly as an immediate in instructions.
Note that we cannot use the magic constant in ARM mode, where we need
to create the constant in a register. */
sub ip, \w1, #0x01010101
bic ip, ip, \w1
and ip, ip, #0x80808080
#endif /* not defined (__ARM_FEATURE_DSP) */
.endm /* magic_find_zero_bytes */
.macro setup_return w1 w2