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authorAndy Polyakov <appro@openssl.org>2016-08-27 20:47:57 +0200
committerAndy Polyakov <appro@openssl.org>2016-08-31 16:45:00 +0200
commit68b4a6e91f5acd42489bb9d1c580acc5ae457cad (patch)
tree02793b5a1bdc833ab883a302d1f3aa5980ec565b /crypto/bn/bn_div.c
parentf879d5ff38d3c2283db968ea57c7a3207cc05889 (diff)
crypto/bn/*: x86[_64] division instruction doesn't handle constants, change constraint from 'g' to 'r'.
Reviewed-by: Rich Salz <rsalz@openssl.org> Reviewed-by: Tim Hudson <tjh@openssl.org>
Diffstat (limited to 'crypto/bn/bn_div.c')
-rw-r--r--crypto/bn/bn_div.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/bn/bn_div.c b/crypto/bn/bn_div.c
index 0bec12b1c8..99abf35c41 100644
--- a/crypto/bn/bn_div.c
+++ b/crypto/bn/bn_div.c
@@ -105,7 +105,7 @@ int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
({ asm volatile ( \
"divl %4" \
: "=a"(q), "=d"(rem) \
- : "a"(n1), "d"(n0), "g"(d0) \
+ : "a"(n1), "d"(n0), "r"(d0) \
: "cc"); \
q; \
})
@@ -120,7 +120,7 @@ int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
({ asm volatile ( \
"divq %4" \
: "=a"(q), "=d"(rem) \
- : "a"(n1), "d"(n0), "g"(d0) \
+ : "a"(n1), "d"(n0), "r"(d0) \
: "cc"); \
q; \
})