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Re: [PATCH v4 16/17] RISC-V: Build Infastructure
- From: Joseph Myers <joseph at codesourcery dot com>
- To: Palmer Dabbelt <palmer at dabbelt dot com>
- Cc: <libc-alpha at sourceware dot org>, <patches at groups dot riscv dot org>
- Date: Mon, 15 Jan 2018 17:44:44 +0000
- Subject: Re: [PATCH v4 16/17] RISC-V: Build Infastructure
- Authentication-results: sourceware.org; auth=none
- References: <20180113103816.4861-1-palmer@dabbelt.com> <20180113103816.4861-17-palmer@dabbelt.com>
On Sat, 13 Jan 2018, Palmer Dabbelt wrote:
> diff --git a/sysdeps/riscv/preconfigure b/sysdeps/riscv/preconfigure
> + case "$flen" in
> + 64)
> + float_machine=rvd
> + with_fp_cond=1
> + ;;
> + "")
> + float_machine=
> + with_fp_cond=0
> + ;;
> + *)
> + echo "Unable to determine FLEN" >&2
> + exit 1
> + ;;
> + esac
It's deliberate that you don't support the "f" ABI. Is it also deliberate
that here you don't support the case of "f" hardware (float but not double
supported in hardware) with the soft-float ABI, despite having sysdeps
directories structured to distinguish rvf and rvd?
--
Joseph S. Myers
joseph@codesourcery.com