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ARM: change MULH() macro to inline function

Originally committed as revision 15781 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård 2008-11-06 01:33:23 +00:00
parent 8f4d0d48b9
commit 73c1c96b83

View File

@ -39,6 +39,7 @@ static inline av_const int MULL(int a, int b)
} }
#endif #endif
#define MULH MULH
#ifdef HAVE_ARMV6 #ifdef HAVE_ARMV6
static inline av_const int MULH(int a, int b) static inline av_const int MULH(int a, int b)
{ {
@ -46,12 +47,13 @@ static inline av_const int MULH(int a, int b)
__asm__ ("smmul %0, %1, %2" : "=r"(r) : "r"(a), "r"(b)); __asm__ ("smmul %0, %1, %2" : "=r"(r) : "r"(a), "r"(b));
return r; return r;
} }
#define MULH MULH
#else #else
#define MULH(a, b) \ static inline av_const int MULH(int a, int b)
({ int lo, hi;\ {
__asm__ ("smull %0, %1, %2, %3" : "=&r"(lo), "=&r"(hi) : "r"(b), "r"(a));\ int lo, hi;
hi; }) __asm__ ("smull %0, %1, %2, %3" : "=&r"(lo), "=&r"(hi) : "r"(b), "r"(a));
return hi;
}
#endif #endif
static inline av_const int64_t MUL64(int a, int b) static inline av_const int64_t MUL64(int a, int b)