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/Linux-v4.19/Documentation/arm/nwfpe/
DREADME.FPE1 The following describes the current state of the NetWinder's floating point
4 In the following nomenclature is used to describe the floating point
16 LDF/STF - load and store floating
24 LFM/SFM - load and store multiple floating
35 for each floating point register into the memory location given in the
45 FLT{cond}<S,D,E>{P,M,Z} Fn, Rd Convert integer to floating point
46 FIX{cond}{P,M,Z} Rd, Fn Convert floating point to integer
47 WFS{cond} Rd Write floating point status register
48 RFS{cond} Rd Read floating point status register
49 WFC{cond} Rd Write floating point control register
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DTODO20 hardware, but are handled by the floating point support code. They should
55 [NOTE: pulled out from some docs on ARM floating point, specifically
58 The floating point control register (FPCR) may only be present in some
60 specific manner, for example to disable the floating point system. The user
DREADME7 working version of all the floating point instructions the compiler
22 The floating point operations are based on SoftFloat Release 2, by
23 John Hauser. SoftFloat is a software implementation of floating-point
DNOTES6 will point it out. The ARM calling conventions require floating point
/Linux-v4.19/arch/arm/nwfpe/
Dsoftfloat-specialize78 Returns 1 if the single-precision floating-point value `a' is a NaN;
91 Returns 1 if the single-precision floating-point value `a' is a signaling
104 Returns the result of converting the single-precision floating-point NaN
124 precision floating-point format.
136 Takes two single-precision floating-point values `a' and `b', one of which
170 Returns 1 if the double-precision floating-point value `a' is a NaN;
183 Returns 1 if the double-precision floating-point value `a' is a signaling
198 Returns the result of converting the double-precision floating-point NaN
218 precision floating-point format.
233 Takes two double-precision floating-point values `a' and `b', one of which
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Dfpa11.inl24 /* Read and write floating point status register */
38 /* Read and write floating point control register */
DChangeLog20 floating point registers. Therefore, any changes to the
59 task. This should happen on the first floating point exception
/Linux-v4.19/arch/m68k/fpsp040/
Dx_ovfl.S6 | Overflow occurs when a floating-point intermediate result is
7 | too large to be represented in a floating-point data register,
8 | or when storing to memory, the contents of a floating-point
Dslog2.S13 | OUTPUT: log_10(X) or log_2(X) returned in floating-point
34 | Notes: Default means round-to-nearest mode, no floating-point
49 | Notes: Default means round-to-nearest mode, no floating-point
63 | Notes: Default means round-to-nearest mode, no floating-point
78 | Notes: Default means round-to-nearest mode, no floating-point
Dsto_res.S7 | correct floating-point destination register. fp0 and fp1
16 | Modifies: destination floating point register
Dsacos.S11 | Output: The value arccos(X) returned in floating-point register Fp0.
Dsint.S13 | number X in the ETEMP space in the floating-point
18 | number X in the ETEMP space in the floating-point
Dx_unimp.S7 | Invoked when the user program encounters a floating-point
Dsasin.S11 | Output: The value arcsin(X) returned in floating-point register Fp0.
Dsatanh.S12 | Output: The value arctanh(X) returned in floating-point register Fp0.
/Linux-v4.19/Documentation/virtual/kvm/devices/
Ds390_flic.txt1 FLIC (floating interrupt controller)
4 FLIC handles floating (non per-cpu) interrupts, i.e. I/O, service and some
13 - purge all pending floating interrupts (KVM_DEV_FLIC_CLEAR_IRQS)
14 - purge one pending floating I/O interrupt (KVM_DEV_FLIC_CLEAR_IO_IRQ)
31 Copies all floating interrupts into a buffer provided by userspace.
44 Simply deletes all elements from the list of currently pending floating
/Linux-v4.19/Documentation/arm/
Dmem_alignment19 floating point emulation that works about the same way). Fix your code
39 slow (think about the floating point emulator) and
D00-INDEX42 - NWFPE floating point emulator documentation
/Linux-v4.19/Documentation/ABI/testing/
Dsysfs-bus-i2c-devices-hm63525 Description: Reports the current heading from the compass as a floating
Dsysfs-bus-event_source-devices-events84 A string representing a floating point value expressed in
93 This is provided to avoid performing floating point arithmetic
/Linux-v4.19/arch/m68k/
DKconfig.cpu313 At some point in the future, this will cause floating-point math
315 floating-point math coprocessor. Thrill-seekers and chronically
334 This option prevents any floating-point instructions from being
336 floating point context anymore during task switches, so this
337 kernel will only be usable on machines without a floating-point
339 needs to be executed whether a floating-point instruction in the
/Linux-v4.19/Documentation/devicetree/bindings/watchdog/
Dgpio-wdt.txt10 left floating or connected to a three-state buffer.
/Linux-v4.19/arch/alpha/
DKconfig.debug36 This option is required for IEEE compliant floating point arithmetic
/Linux-v4.19/drivers/gpu/drm/amd/display/dc/dce/
Ddce_mem_input.c438 uint32_t sign = 0, floating = 0; in program_grph_pixel_format() local
481 floating = 1; in program_grph_pixel_format()
498 GRPH_PRESCALE_SELECT, floating, in program_grph_pixel_format()
/Linux-v4.19/Documentation/devicetree/bindings/sound/
Drt5677.txt33 0 - floating (reset value)

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