diff options
Diffstat (limited to 'gcc/longlong.h')
| -rw-r--r-- | gcc/longlong.h | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/gcc/longlong.h b/gcc/longlong.h index 45a95c40eb5..fe9d6f4de93 100644 --- a/gcc/longlong.h +++ b/gcc/longlong.h @@ -173,6 +173,29 @@ extern UDItype __udiv_qrnnd (UDItype *, UDItype, UDItype, UDItype); "rIJ" ((USItype) (bh)), \ "r" ((USItype) (al)), \ "rIJ" ((USItype) (bl))) +#ifdef __ARC_NORM__ +#define count_leading_zeros(count, x) \ + do \ + { \ + SItype c_; \ + \ + __asm__ ("norm.f\t%0,%1\n\tmov.mi\t%0,-1" : "=r" (c_) : "r" (x) : "cc");\ + (count) = c_ + 1; \ + } \ + while (0) +#define COUNT_LEADING_ZEROS_0 32 +#endif +#ifdef __ARC700__ +#define umul_ppmm(w1, w0, u, v) \ + __asm__ ( \ + "mpyu\t%1,%2,%3\n\tmpyhu\t%0,%2,%3" \ + : "=r" ((USItype)(w1)), \ + "=r" ((USItype)(w0)) \ + : "r" ((USItype)(u)), \ + "r" ((USItype)(v))) +#define UMUL_TIME 7 +#define __umulsidi3(u,v) ((UDItype)(USItype)u*(USItype)v) +#else /* ! __ARC700__ */ /* Call libgcc routine. */ #define umul_ppmm(w1, w0, u, v) \ do { \ @@ -184,6 +207,7 @@ do { \ #define __umulsidi3 __umulsidi3 UDItype __umulsidi3 (USItype, USItype); #endif +#endif #if defined (__arm__) && !defined (__thumb__) && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ @@ -1451,7 +1475,10 @@ UDItype __umulsidi3 (USItype, USItype); count_leading_zeros (__ctz_c, __ctz_x & -__ctz_x); \ (count) = W_TYPE_SIZE - 1 - __ctz_c; \ } while (0) -#endif +#ifdef COUNT_LEADING_ZEROS_0 +#define COUNT_TRAILING_ZEROS_0 (W_TYPE_SIZE - 1 - COUNT_LEADING_ZEROS_0) +#endif /* COUNT_LEADING_ZEROS_0 */ +#endif /* !defined (count_trailing_zeros) */ #ifndef UDIV_NEEDS_NORMALIZATION #define UDIV_NEEDS_NORMALIZATION 0 |