target-arm: Introduce float64_256 and float64_512 constants.
These two constants will be used by helper functions such as recpe_f32 and rsqrte_f32. Signed-off-by: Christophe Lyon <christophe.lyon@st.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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@ -2687,6 +2687,11 @@ float32 HELPER(rsqrts_f32)(float32 a, float32 b, CPUState *env)
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/* NEON helpers. */
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/* Constants 256 and 512 are used in some helpers; we avoid relying on
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* int->float conversions at run-time. */
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#define float64_256 make_float64(0x4070000000000000LL)
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#define float64_512 make_float64(0x4080000000000000LL)
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/* TODO: The architecture specifies the value that the estimate functions
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should return. We return the exact reciprocal/root instead. */
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float32 HELPER(recpe_f32)(float32 a, CPUState *env)
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