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      1  1.3  skrll /* $NetBSD: gd_qnan.h,v 1.3 2022/12/03 09:38:53 skrll Exp $ */
      2  1.1   matt 
      3  1.3  skrll /*
      4  1.2   maya  * The RISC-V Instruction Set Manual Volume I: User-Level ISA
      5  1.2   maya  * Document Version 2.2
      6  1.2   maya  *
      7  1.2   maya  * 8.3 NaN Generation and Propagation
      8  1.2   maya  *
      9  1.2   maya  * The canonical NaN has a positive sign and all significand bits clear except
     10  1.2   maya  * the MSB, aka the quiet bit.
     11  1.2   maya  */
     12  1.2   maya 
     13  1.2   maya #define f_QNAN 0x7fc00000
     14  1.1   matt #define d_QNAN0 0x0
     15  1.2   maya #define d_QNAN1 0x7ff80000
     16  1.2   maya #define ld_QNAN0 0x0
     17  1.2   maya #define ld_QNAN1 0x0
     18  1.2   maya #define ld_QNAN2 0x0
     19  1.2   maya #define ld_QNAN3 0x7fff8000
     20