Commit 281066cb authored by Andy Polyakov's avatar Andy Polyakov
Browse files

Compensate inline assembler in sha512.c for gcc 2.7.2 compiler bug. 

PR: 1667
parent 830b8877

crypto/sha/sha512.c

+4 −4
Original line number Diff line number Diff line
@@ -364,19 +364,19 @@ static const SHA_LONG64 K512[80] = { 
#  elif (defined(__i386) || defined(__i386__)) && !defined(B_ENDIAN)

#   if defined(I386_ONLY)

#    define PULL64(x) ({ const unsigned int *p=(const unsigned int *)(&(x));\

			unsigned int hi,lo;			\

			 unsigned int hi=p[0],lo=p[1];		\

				asm("xchgb %%ah,%%al;xchgb %%dh,%%dl;"\

				    "roll $16,%%eax; roll $16,%%edx; "\

				    "xchgb %%ah,%%al;xchgb %%dh,%%dl;" \

				: "=a"(lo),"=d"(hi)		\

				: "0"(p[1]),"1"(p[0]) : "cc");	\

				: "0"(lo),"1"(hi) : "cc");	\

				((SHA_LONG64)hi)<<32|lo;	})

#   else

#    define PULL64(x) ({ const unsigned int *p=(const unsigned int *)(&(x));\

			unsigned int hi,lo;			\

			 unsigned int hi=p[0],lo=p[1];		\

				asm ("bswapl %0; bswapl %1;"	\

				: "=r"(lo),"=r"(hi)		\

				: "0"(p[1]),"1"(p[0]));		\

				: "0"(lo),"1"(hi));		\

				((SHA_LONG64)hi)<<32|lo;	})

#   endif

#  elif (defined(_ARCH_PPC) && defined(__64BIT__)) || defined(_ARCH_PPC64)