diff options
Diffstat (limited to 'sdk/recipes/patches/openssl/m68k-unknown-amigaos/crypto.bn.bn_div.c.p')
-rw-r--r-- | sdk/recipes/patches/openssl/m68k-unknown-amigaos/crypto.bn.bn_div.c.p | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/sdk/recipes/patches/openssl/m68k-unknown-amigaos/crypto.bn.bn_div.c.p b/sdk/recipes/patches/openssl/m68k-unknown-amigaos/crypto.bn.bn_div.c.p new file mode 100644 index 0000000..0d5492f --- /dev/null +++ b/sdk/recipes/patches/openssl/m68k-unknown-amigaos/crypto.bn.bn_div.c.p @@ -0,0 +1,25 @@ +--- crypto/bn/bn_div.c 2017-01-26 13:22:03.000000000 +0000 ++++ crypto/bn/bn_div.c 2017-02-11 16:06:29.437010335 +0000 +@@ -175,6 +175,22 @@ int BN_div(BIGNUM *dv, BIGNUM *rem, cons + q; \ + }) + # define REMAINDER_IS_ALREADY_CALCULATED ++# elif defined(__mc68020__) ++ /* Same rationale as for i386. On the 68020-60/CPU32 the divu ++ * instruction will take a 64 bit dividend in a register pair ++ * and overwrite that pair with the remainder:quotient. ++ * Howard Chu ++ */ ++# undef bn_div_words ++# define bn_div_words(n0,n1,d0) \ ++ ({ asm volatile ( \ ++ "divu.l %4,%2:%3" \ ++ : "=d"(rem), "=d"(q) \ ++ : "0"(n0), "1"(n1), "d"(d0) \ ++ : "cc"); \ ++ q; \ ++ }) ++# define REMAINDER_IS_ALREADY_CALCULATED + # endif /* __<cpu> */ + # endif /* __GNUC__ */ + # endif /* OPENSSL_NO_ASM */ |