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Diffstat (limited to 'arch/mips/math-emu/ieee754dp.h')
| -rw-r--r-- | arch/mips/math-emu/ieee754dp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/math-emu/ieee754dp.h b/arch/mips/math-emu/ieee754dp.h index 9ba023004eb6..a56707b75282 100644 --- a/arch/mips/math-emu/ieee754dp.h +++ b/arch/mips/math-emu/ieee754dp.h @@ -55,6 +55,9 @@ static inline int ieee754dp_finite(union ieee754dp x) #define XDPSRS1(v) \ (((v) >> 1) | ((v) & 1)) +/* 32bit * 32bit => 64bit unsigned integer multiplication */ +#define DPXMULT(x, y) ((u64)(x) * (u64)y) + /* convert denormal to normalized with extended exponent */ #define DPDNORMx(m,e) \ while ((m >> DP_FBITS) == 0) { m <<= 1; e--; } |