"Jürgen Urban" <juergenur...@gmx.de> writes:
>> "Jürgen Urban" <juergenur...@gmx.de> writes:
>> > Index: gcc/config.gcc
>> > ===================================================================
>> > --- gcc/config.gcc (Revision 200583)
>> > +++ gcc/config.gcc (Arbeitskopie)
>> > @@ -3080,7 +3080,7 @@
>> > esac
>> > fi
>> >
>> > -# Infer a default setting for --with-float.
>> > +# Infer a default setting for --with-float and --with-fpu.
>> > if test x$with_float = x; then
>> > case ${target} in
>> > mips64r5900-*-* | mips64r5900el-*-* | mipsr5900-*-* | mipsr5900el-*-*)
>> > @@ -3089,6 +3089,17 @@
>> > with_float=soft
>> > ;;
>> > esac
>> > +else
>> > + case ${target} in
>> > + mips64r5900-*-* | mips64r5900el-*-* | mipsr5900-*-* | mipsr5900el-*-*)
>> > + if test $with_float = hard; then
>> > + if test x$with_fpu = x; then
>> > + # The FPU of the R5900 is 32 bit.
>> > + with_fpu=single
>> > + fi
>> > + fi
>> > + ;;
>> > + esac
>> > fi
>>
>> I think the --with-fpu default should be independent of the --with-float
>> default. Passing -mhard-float to the default soft-float configuration
>> should produce the same code as configuring with --with-float=hard.
>
> OK. I hoped to get more software working on the PS2 when the default is
> the same as on other mips64 systems with soft float.
The patch doesn't change that. -msingle-float and -mdouble-float don't
affect the -msoft-float behaviour, just the -mhard-float behaviour.
Thanks,
Richard
