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Merge remote-tracking branch 'public/pr/1849' into mbedtls-2.7

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This commit is contained in:
Simon Butcher 2018-07-19 16:13:07 +01:00
parent a063fff51a d064b5c87b
commit be347c6e21
2 changed files with 12 additions and 3 deletions
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2
ChangeLog
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@ -5,6 +5,8 @@ mbed TLS ChangeLog (Sorted per branch, date)
Bugfix
* Fix compilation error on C++, because of a variable named new.
Found and fixed by Hirotaka Niisato in #1783.
* Fix the inline assembly for the MPI multiply helper function for i386 and
i386 with SSE2. Found by László Langó. Fixes #1550
* Fix a memory leak in mbedtls_x509_csr_parse(), found by catenacyber,
Philippe Antoine. Fixes #1623.
* Clarify documentation for mbedtls_ssl_write() to include 0 as a valid

13
include/mbedtls/bn_mul.h
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@ -49,7 +49,14 @@
/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
#if defined(__GNUC__) && \
( !defined(__ARMCC_VERSION) || __ARMCC_VERSION >= 6000000 )
#if defined(__i386__)
/*
* Disable use of the i386 assembly code below if option -O0, to disable all
* compiler optimisations, is passed, detected with __OPTIMIZE__
* This is done as the number of registers used in the assembly code doesn't
* work with the -O0 option.
*/
#if defined(__i386__) && !defined(__OPTIMIZE__)
#define MULADDC_INIT \
asm( \
@ -142,7 +149,7 @@
"movl %%esi, %3 \n\t" \
: "=m" (t), "=m" (c), "=m" (d), "=m" (s) \
: "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \
: "eax", "ecx", "edx", "esi", "edi" \
: "eax", "ebx", "ecx", "edx", "esi", "edi" \
);
#else
@ -154,7 +161,7 @@
"movl %%esi, %3 \n\t" \
: "=m" (t), "=m" (c), "=m" (d), "=m" (s) \
: "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \
: "eax", "ecx", "edx", "esi", "edi" \
: "eax", "ebx", "ecx", "edx", "esi", "edi" \
);
#endif /* SSE2 */
#endif /* i386 */