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Re: [3.3 branch] IA64 bootstrap failure
On Tue, Jul 08, 2003 at 04:10:33PM +0200, Andreas Schwab wrote:
> Eric Botcazou <ebotcazou@libertysurf.fr> writes:
>
> |> > @@ -2054,10 +2054,10 @@
> |> > 2a50: 0b 70 00 1e 18 10 [MMI] ld8 r14=[r15];;
> |> > 2a56: 70 00 38 0c 72 00 cmp.eq p7,p6=0,r14
> |> > 2a5c: 00 00 04 00 nop.i 0x0;;
> |> > - 2a60: dc 00 20 40 98 11 [MFB] (p06) st8 [r32]=r8
> |> > + 2a60: fc 00 20 1e 98 11 [MFB] (p07) st8 [r15]=r8
> |> > 2a66: 00 00 00 02 00 00 nop.f 0x0
> |> > 2a6c: 00 00 00 20 nop.b 0x0
> |> > - 2a70: e0 00 20 1e 98 11 [MII] (p07) st8 [r15]=r8
> |> > + 2a70: c0 00 20 40 98 11 [MII] (p06) st8 [r32]=r8
> |> > 2a76: f0 c0 22 00 42 00 adds r15=88,r8
> |> > 2a7c: 04 40 00 84 mov r32=r8
> |> > 2a80: 0a 70 00 46 18 10 [MMI] ld8 r14=[r35];;
> |>
> |> It bears some ressemblance with PR optimization/11320, where the machine
> |> dependent reorg pass also swaps two insns.
>
> Could be, but then I would have expected that the stage1 compiler
> generates the same code. I'd rather think this is similar to the problem
> that lead to the replacement of PWD with PWD_COMMAND.
>
Yes, it is true. Can you duplicate the result on the command line? If
not, can you duplicate it with Makefile?
H.J.