Re: [SPARC] Fix PR target/56890

2013-04-15 Thread David Miller
From: Eric Botcazou Date: Mon, 15 Apr 2013 18:07:05 +0200 >> We can actually support this by adding patterns for the partial store >> instructions, which can store 8-bit and 16-bit quantities from FP >> registers. > > Ah, indeed, with -mvis. Not clear whether that would really be worthwhile. W

Re: [SPARC] Fix PR target/56890

2013-04-15 Thread Eric Botcazou
> No objections. Thanks. > We can actually support this by adding patterns for the partial store > instructions, which can store 8-bit and 16-bit quantities from FP > registers. Ah, indeed, with -mvis. Not clear whether that would really be worthwhile. -- Eric Botcazou

Re: [SPARC] Fix PR target/56890

2013-04-14 Thread David Miller
From: Eric Botcazou Date: Sun, 14 Apr 2013 10:39:59 +0200 > To my great surprise, this PR shows that the SPARC back-end allows QImode and > HImode values to live in FP registers, but can neither load nor move them. > This can result in an unrecognizable move insn between FP registers or an > il

[SPARC] Fix PR target/56890

2013-04-14 Thread Eric Botcazou
To my great surprise, this PR shows that the SPARC back-end allows QImode and HImode values to live in FP registers, but can neither load nor move them. This can result in an unrecognizable move insn between FP registers or an illegal fdtox instruction in 64-bit mode as shown by the submitted tes