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Re: [08/77] Simplify gen_trunc/extend_conv_libfunc
- From: Jeff Law <law at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org, richard dot sandiford at linaro dot org
- Date: Fri, 11 Aug 2017 12:10:37 -0600
- Subject: Re: [08/77] Simplify gen_trunc/extend_conv_libfunc
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On 07/13/2017 02:40 AM, Richard Sandiford wrote:
> Replace checks of:
>
> GET_MODE_CLASS (fmode) != MODE_FLOAT && !DECIMAL_FLOAT_MODE_P (fmode)
>
> with !is_a <scalar_float_mode> and use MODE_CLASS equality/inequality
> instead of:
>
> (GET_MODE_CLASS (tmode) == MODE_FLOAT && DECIMAL_FLOAT_MODE_P (fmode))
> || (GET_MODE_CLASS (fmode) == MODE_FLOAT && DECIMAL_FLOAT_MODE_P (tmode))
>
> and:
>
> (GET_MODE_CLASS (tmode) == MODE_FLOAT
> && GET_MODE_CLASS (fmode) == MODE_FLOAT)
> || (DECIMAL_FLOAT_MODE_P (fmode) && DECIMAL_FLOAT_MODE_P (tmode))
>
> 2017-07-13 Richard Sandiford <richard.sandiford@linaro.org>
> Alan Hayward <alan.hayward@arm.com>
> David Sherwood <david.sherwood@arm.com>
>
> gcc/
> * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
> <scalar_float_mode>. Simplify.
> (gen_extend_conv_libfunc): Likewise.
OK.
jeff