1234567891011121314151617181920212223242526272829303132333435363738394041424344 |
- --- libmad-0.15.1b.orig/fixed.h 2004-02-17 03:02:03.000000000 +0100
- +++ libmad-0.15.1b/fixed.h 2013-10-16 10:51:56.000000000 +0200
- @@ -275,12 +275,25 @@ mad_fixed_t mad_f_mul_inline(mad_fixed_t
- : "+r" (lo), "+r" (hi) \
- : "%r" (x), "r" (y))
-
- +#ifdef __thumb__
- +/* In Thumb-2, the RSB-immediate instruction is only allowed with a zero
- + operand. If needed this code can also support Thumb-1
- + (simply append "s" to the end of the second two instructions). */
- +# define MAD_F_MLN(hi, lo) \
- + asm ("rsbs %0, %0, #0\n\t" \
- + "sbc %1, %1, %1\n\t" \
- + "sub %1, %1, %2" \
- + : "+&r" (lo), "=&r" (hi) \
- + : "r" (hi) \
- + : "cc")
- +#else /* ! __thumb__ */
- # define MAD_F_MLN(hi, lo) \
- asm ("rsbs %0, %2, #0\n\t" \
- "rsc %1, %3, #0" \
- - : "=r" (lo), "=r" (hi) \
- + : "=&r" (lo), "=r" (hi) \
- : "0" (lo), "1" (hi) \
- : "cc")
- +#endif /* __thumb__ */
-
- # define mad_f_scale64(hi, lo) \
- ({ mad_fixed_t __result; \
- @@ -297,6 +310,14 @@ mad_fixed_t mad_f_mul_inline(mad_fixed_t
-
- /* --- MIPS ---------------------------------------------------------------- */
-
- +# elif defined(FPM_MIPS) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
- + typedef unsigned int u64_di_t __attribute__ ((mode (DI)));
- +# define MAD_F_MLX(hi, lo, x, y) \
- + do { \
- + u64_di_t __ll = (u64_di_t) (x) * (y); \
- + hi = __ll >> 32; \
- + lo = __ll; \
- + } while (0)
- # elif defined(FPM_MIPS)
-
- /*
|