27 lines
655 B
Text
27 lines
655 B
Text
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Prevent multiple evaluation of macro argument.
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Index: fixed.h
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--- fixed.h.orig
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+++ fixed.h
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@@ -358,15 +358,15 @@ mad_fixed_t mad_f_mul_inline(mad_fixed_t x, mad_fixed_
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* significant bit depends on OPT_ACCURACY via mad_f_scale64().
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*/
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# define MAD_F_MLX(hi, lo, x, y) \
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- do { \
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+ ({ mad_fixed_t __x = (x); \
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+ mad_fixed_t __y = (y); \
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asm ("mullw %0,%1,%2" \
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: "=r" (lo) \
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- : "%r" (x), "r" (y)); \
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+ : "%r" (__x), "r" (__y)); \
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asm ("mulhw %0,%1,%2" \
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: "=r" (hi) \
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- : "%r" (x), "r" (y)); \
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- } \
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- while (0)
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+ : "%r" (__x), "r" (__y)); \
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+ })
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# if defined(OPT_ACCURACY)
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/*
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