[PATCH] Improve jump threading dump output.

2021-09-28 Thread Aldy Hernandez via Gcc-patches
In analyzing PR102511, it has become abundantly clear that we need better debugging aids for the jump threader solver. Currently debugging these issues is a nightmare if you're not intimately familiar with the code. This patch attempts to improve this. First, I'm enabling path solver dumps with

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Jeff Law via Gcc-patches
On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need better debugging aids for the jump threader solver. Currently debugging these issues is a nightmare if you're not intimately familiar with the code. This patch attempts to improve t

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Aldy Hernandez via Gcc-patches
On 9/28/21 3:47 PM, Jeff Law wrote: On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need better debugging aids for the jump threader solver.  Currently debugging these issues is a nightmare if you're not intimately familiar with the

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Jeff Law via Gcc-patches
On 9/28/2021 7:53 AM, Aldy Hernandez wrote: On 9/28/21 3:47 PM, Jeff Law wrote: On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need better debugging aids for the jump threader solver.  Currently debugging these issues is a nightm

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Jeff Law via Gcc-patches
On 9/28/2021 7:53 AM, Aldy Hernandez wrote: On 9/28/21 3:47 PM, Jeff Law wrote: On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need better debugging aids for the jump threader solver.  Currently debugging these issues is a nightm

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Richard Biener via Gcc-patches
On September 28, 2021 5:45:52 PM GMT+02:00, Jeff Law via Gcc-patches wrote: > > >On 9/28/2021 7:53 AM, Aldy Hernandez wrote: >> >> >> On 9/28/21 3:47 PM, Jeff Law wrote: >>> >>> >>> On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Richard Biener via Gcc-patches
On September 28, 2021 5:45:52 PM GMT+02:00, Jeff Law via Gcc-patches wrote: > > >On 9/28/2021 7:53 AM, Aldy Hernandez wrote: >> >> >> On 9/28/21 3:47 PM, Jeff Law wrote: >>> >>> >>> On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need

Re: [PATCH] Improve jump threading dump output.

2021-09-28 Thread Aldy Hernandez via Gcc-patches
On 9/28/21 6:05 PM, Richard Biener wrote: On September 28, 2021 5:45:52 PM GMT+02:00, Jeff Law via Gcc-patches wrote: On 9/28/2021 7:53 AM, Aldy Hernandez wrote: On 9/28/21 3:47 PM, Jeff Law wrote: On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abu

Re: [PATCH] Improve jump threading dump output.

2021-09-29 Thread Richard Biener via Gcc-patches
On Tue, Sep 28, 2021 at 6:13 PM Aldy Hernandez wrote: > > > > On 9/28/21 6:05 PM, Richard Biener wrote: > > On September 28, 2021 5:45:52 PM GMT+02:00, Jeff Law via Gcc-patches > > wrote: > >> > >> > >> On 9/28/2021 7:53 AM, Aldy Hernandez wrote: > >>> > >>> > >>> On 9/28/21 3:47 PM, Jeff Law wr

Re: [PATCH] Improve jump threading dump output.

2021-09-29 Thread Jeff Law via Gcc-patches
On 9/29/2021 2:53 AM, Richard Biener wrote: On Tue, Sep 28, 2021 at 6:13 PM Aldy Hernandez wrote: On 9/28/21 6:05 PM, Richard Biener wrote: On September 28, 2021 5:45:52 PM GMT+02:00, Jeff Law via Gcc-patches wrote: On 9/28/2021 7:53 AM, Aldy Hernandez wrote: On 9/28/21 3:47 PM, Jef

Re: [PATCH] Improve jump threading dump output.

2021-09-30 Thread Jeff Law via Gcc-patches
On 9/28/2021 7:53 AM, Aldy Hernandez wrote: On 9/28/21 3:47 PM, Jeff Law wrote: On 9/28/2021 3:45 AM, Aldy Hernandez wrote: In analyzing PR102511, it has become abundantly clear that we need better debugging aids for the jump threader solver.  Currently debugging these issues is a nightm

Re: [PATCH] Improve jump threading dump output.

2021-10-04 Thread Aldy Hernandez via Gcc-patches
On Thu, Sep 30, 2021 at 8:26 PM Jeff Law wrote: > So I'm really wondering if these were caused by that patch you'd sent me > privately for the visium issue. Right now we're regressing in a few > places, but it's not bad. > > visium & bfin are the only embedded targets failing. > > visium fails:

Re: [PATCH] Improve jump threading dump output.

2021-10-04 Thread Jeff Law via Gcc-patches
On 10/4/2021 6:05 AM, Aldy Hernandez wrote: On Thu, Sep 30, 2021 at 8:26 PM Jeff Law wrote: So I'm really wondering if these were caused by that patch you'd sent me privately for the visium issue. Right now we're regressing in a few places, but it's not bad. visium & bfin are the only emb