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Whitespace - tidy up asm and make it more consistent

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman 2023-05-12 16:29:48 +01:00
parent 81673bba77
commit 0cf9dd1056
1 changed files with 39 additions and 33 deletions
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14
library/constant_time_impl.h
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@ -156,7 +156,7 @@ static inline mbedtls_ct_condition_t mbedtls_ct_bool(mbedtls_ct_uint_t x)
mbedtls_ct_uint_t s;
asm volatile ("neg %x[s], %x[x] \n\t"
"orr %x[x], %x[s], %x[x] \n\t"
"asr %x[x], %x[x], 63"
"asr %x[x], %x[x], 63 \n\t"
:
[s] "=&r" (s),
[x] "+&r" (x)
@ -303,8 +303,11 @@ static inline mbedtls_ct_condition_t mbedtls_ct_uint_lt(mbedtls_ct_uint_t x, mbe
"and %x[s1], %x[s1], %x[y] \n\t"
"orr %x[s1], %x[x], %x[s1] \n\t"
"asr %x[x], %x[s1], 63"
: [s1] "=&r" (s1), [x] "+&r" (x)
: [y] "r" (y)
:
[s1] "=&r" (s1),
[x] "+&r" (x)
:
[y] "r" (y)
:
);
return (mbedtls_ct_condition_t) x;
@ -324,7 +327,10 @@ static inline mbedtls_ct_condition_t mbedtls_ct_uint_lt(mbedtls_ct_uint_t x, mbe
"orrs %[x], %[x], %[y] \n\t"
"asrs %[x], %[x], #31 \n\t"
RESTORE_ASM_SYNTAX
: [s1] "=&l" (s1), [x] "+&l" (x), [y] "+&l" (y)
:
[s1] "=&l" (s1),
[x] "+&l" (x),
[y] "+&l" (y)
:
:
"cc"