"Kewen.Lin" <li...@linux.ibm.com> writes:
> Hi,
>
> The fix for PR112993 will make KFmode have 128 bit mode precision,
> we don't need this workaround to fix up the type precision any
> more, and just go with the mode precision. So this patch is to
> remove KFmode workaround.
>
> Bootstrapped and regtested on x86_64-redhat-linux,
> powerpc64{,le}-linux-gnu (ibm128 long double default)
> and powerpc64le-linux-gnu (ieee128 long double default).
>
> Is it OK for trunk if {1,2}/3 in this series get landed?
Yes. Thanks for doing this!
Richard
> BR,
> Kewen
> -----
>
> PR target/112993
>
> gcc/ChangeLog:
>
> * tree.cc (build_common_tree_nodes): Drop the workaround for rs6000
> KFmode precision adjustment.
> ---
> gcc/tree.cc | 9 ---------
> 1 file changed, 9 deletions(-)
>
> diff --git a/gcc/tree.cc b/gcc/tree.cc
> index f801712c9dd..f730981ec8b 100644
> --- a/gcc/tree.cc
> +++ b/gcc/tree.cc
> @@ -9575,15 +9575,6 @@ build_common_tree_nodes (bool signed_char)
> if (!targetm.floatn_mode (n, extended).exists (&mode))
> continue;
> int precision = GET_MODE_PRECISION (mode);
> - /* Work around the rs6000 KFmode having precision 113 not
> - 128. */
> - const struct real_format *fmt = REAL_MODE_FORMAT (mode);
> - gcc_assert (fmt->b == 2 && fmt->emin + fmt->emax == 3);
> - int min_precision = fmt->p + ceil_log2 (fmt->emax - fmt->emin);
> - if (!extended)
> - gcc_assert (min_precision == n);
> - if (precision < min_precision)
> - precision = min_precision;
> FLOATN_NX_TYPE_NODE (i) = make_node (REAL_TYPE);
> TYPE_PRECISION (FLOATN_NX_TYPE_NODE (i)) = precision;
> layout_type (FLOATN_NX_TYPE_NODE (i));
> --
> 2.39.1
