From: Richard Sandiford <richard@codesourcery.com>
To: Sandra Loosemore <sandra@codesourcery.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: MIPS PATCH: additional mips16 hard float library support
Date: Wed, 01 Aug 2007 05:26:00 -0000 [thread overview]
Message-ID: <87ps27g713.fsf@firetop.home> (raw)
In-Reply-To: <46AFF221.3060100@codesourcery.com> (Sandra Loosemore's message of "Tue\, 31 Jul 2007 22\:38\:25 -0400")
Sandra Loosemore <sandra@codesourcery.com> writes:
> This patch adds mips16 library support for unordered float/double
> comparisons and conversions to float/double from unsigned.
In case anyone's wondering, this library support is just an optimisation
rather than new functionality. The default libgcc implementation is far
less efficient, since it uses mips16 calls to non-mips16 hard-float
functions.
> 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
> David Ung <davidu@mips.com>
>
> gcc/
> * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
> (__mips16_unorddf2, __mips16_floatunsidf): New.
> * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
> above functions.
> * config/mips/t-elf (LIB1ASMFUNCS): Add new functions.
> * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
> * config/mips/t-r3900 (LIB1ASMFUNCS): Likewise.
OK, thanks.
Richard
next prev parent reply other threads:[~2007-08-01 5:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-01 2:37 Sandra Loosemore
2007-08-01 5:26 ` Richard Sandiford [this message]
2007-08-01 16:29 ` Sandra Loosemore
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