| To: | Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de> |
|---|---|
| Subject: | Re: GCCFLAGS for gcc 3.3.x (-march and _MIPS_ISA) |
| From: | Ralf Baechle <ralf@linux-mips.org> |
| Date: | Tue, 19 Aug 2003 05:57:56 +0200 |
| Cc: | linux-mips@linux-mips.org |
| In-reply-to: | <20030812065118.GD23104@rembrandt.csv.ica.uni-stuttgart.de> |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <20030812.152654.74756131.nemoto@toshiba-tops.co.jp> <20030812065118.GD23104@rembrandt.csv.ica.uni-stuttgart.de> |
| Sender: | linux-mips-bounce@linux-mips.org |
| User-agent: | Mutt/1.4.1i |
On Tue, Aug 12, 2003 at 08:51:18AM +0200, Thiemo Seufer wrote: > > GCCFLAGS += -mabi=32 -march=mips2 -mtune=r4600 -Wa,--trap > > (or GCCFLAGS += $(call check_gcc, -mcpu=r4600 -mips2, -mabi=32 -march=mips2 > > -mtune=r4600) -Wa,--trap) > > > > Isn't it? > > -march=mips2 is an alias for -march=r6000, I don't think that's a > good choice. Why? MIPSII / MIPS32 are the highest ISAs supported for building 32-bit kernels so that makes sense. Ralf |
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