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Re: [tree-ssa] dom1 bug.
- From: law at redhat dot com
- To: Andrew MacLeod <amacleod at redhat dot com>
- Cc: gcc mailing list <gcc at gcc dot gnu dot org>
- Date: Wed, 17 Dec 2003 12:40:59 -0700
- Subject: Re: [tree-ssa] dom1 bug.
- Reply-to: law at redhat dot com
In message <1071689745.28089.10.camel@p4>, Andrew MacLeod writes:
>On Wed, 2003-12-17 at 12:47, law@redhat.com wrote:
>> In message <1071671615.13039.311.camel@p4>, Andrew MacLeod writes:
>> >
>
>> main ()
>> {
>> int T.2;
>> int count.1;
>> int * <D1069>;
>> int T.4;
>> int * T.3;
>> int count.5;
>> int * retval.6;
>>
>> # BLOCK 0
>> # PRED: ENTRY (fallthru)
>> # VUSE <count_1>;
>> count.1_2 = count;
>> T.2_3 = count.1_2 + 1;
>> # count_10 = VDEF <count_1>;
>> count = T.2_3;
>> <D1069>_5 = &dummy;
>> # SUCC: 1 (fallthru)
>>
>> # BLOCK 1
>> # PRED: 0 (fallthru)
>> <L0>:;
>> retval.6_6 = &dummy;
>> T.3_7 = &dummy;
>> # VUSE <dummy_8>;
>> T.4_9 = dummy;
>> # dummy_11 = VDEF <dummy_8>;
>> __asm__("":"=r" dummy:"0" T.4_9);
>> # VUSE <count_10>;
>> count.5_12 = count;
>
>huh,. isnt that interesting. Im not geting the ssa2 pass in my version.
>Something must be getting stomped on/cololected along the way and
>causing diffrerent behavious. Let me look at it again.
Try "p debug_bitmap (vars_to_rename)" as soon as the dominator optimizer
returns.
jeff