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Fix -O0 build for Aarch64 bignum multiplication.

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Ko- 2018-08-20 13:59:53 +01:00
parent 05cff953c9
commit cb260bb30d
1 changed files with 9 additions and 9 deletions
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14
include/mbedtls/bn_mul.h
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@ -204,19 +204,19 @@
asm( asm(
#define MULADDC_CORE \ #define MULADDC_CORE \
"ldr x4, [%3], #8 \n\t" \ "ldr x4, [%2], #8 \n\t" \
"ldr x5, [%4] \n\t" \ "ldr x5, [%1] \n\t" \
"mul x6, x4, %6 \n\t" \ "mul x6, x4, %3 \n\t" \
"umulh x7, x4, %6 \n\t" \ "umulh x7, x4, %3 \n\t" \
"adds x5, x5, x6 \n\t" \ "adds x5, x5, x6 \n\t" \
"adc x7, x7, xzr \n\t" \ "adc x7, x7, xzr \n\t" \
"adds x5, x5, %5 \n\t" \ "adds x5, x5, %0 \n\t" \
"adc %0, x7, xzr \n\t" \ "adc %0, x7, xzr \n\t" \
"str x5, [%1], #8 \n\t" "str x5, [%1], #8 \n\t"
#define MULADDC_STOP \ #define MULADDC_STOP \
: "+r" (c), "=r" (d), "=r" (s) \ : "+r" (c), "+r" (d), "+r" (s) \
: "r" (s), "r" (d), "r" (c), "r" (b) \ : "r" (b) \
: "x4", "x5", "x6", "x7", "cc" \ : "x4", "x5", "x6", "x7", "cc" \
); );