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19 and are handled by routines in libc. These are not implemented by the FPA11
21 be implemented in future versions.
25 a couple of papers by S. Gal from IBM's research labs in Haifa, Israel that
26 seem to promise extreme accuracy (in the order of 99.8%) and reasonable speed.
27 These methods are used in GLIBC for some of the transcendental functions.
41 in a control register. Not so with the ARM FPA11 architecture. To change
47 examine a flag, which if set forced it to ignore the rounding mode in
48 the instruction, and use the mode specified in the bits in the FPCR.
51 in the FPCR. This requires a kernel call in ArmLinux, as WFC/RFC are
58 The floating point control register (FPCR) may only be present in some
59 implementations: it is there to control the hardware in an implementation-
63 instructions will trap if tried in user mode.