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36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
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#define _FP_W_TYPE_SIZE 64
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#define _FP_W_TYPE unsigned long
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#define _FP_WS_TYPE signed long
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#define _FP_I_TYPE long
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#define _alpha_mul_64_128(rhi, rlo, x, y) \
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__asm__("umulh %2,%3,%0; mulq %2,%3,%1" \
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: "=&r"(rhi), "=r"(rlo) : "r"(x), "r"(y))
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#define _FP_MUL_MEAT_S(R,X,Y) \
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_FP_MUL_MEAT_1_imm(_FP_WFRACBITS_S,R,X,Y)
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#define _FP_MUL_MEAT_D(R,X,Y) \
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_FP_MUL_MEAT_1_wide(_FP_WFRACBITS_D,R,X,Y,_alpha_mul_64_128)
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#define _FP_MUL_MEAT_Q(R,X,Y) \
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_FP_MUL_MEAT_2_wide(_FP_WFRACBITS_Q,R,X,Y,_alpha_mul_64_128)
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#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_imm(S,R,X,Y,_FP_DIV_HELP_imm)
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#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_1_udiv(D,R,X,Y)
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#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_2_udiv(Q,R,X,Y)
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#define _FP_NANFRAC_S _FP_QNANBIT_S
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#define _FP_NANFRAC_D _FP_QNANBIT_D
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#define _FP_NANFRAC_Q _FP_QNANBIT_Q, 0
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/* FIXME: This is just a wild guess */
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#define _FP_NANSIGN_S 1
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#define _FP_NANSIGN_D 1
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#define _FP_NANSIGN_Q 1
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#define _FP_KEEPNANFRACP 1
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#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \
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do { \
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R##_s = Y##_s; \
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_FP_FRAC_COPY_##wc(R,Y); \
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R##_c = FP_CLS_NAN; \
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} while (0)
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