Re: [Patch, regrename] Fix PR87330 : ICE in scan_rtx_reg, at regrename.c

On Tue, 30 Oct 2018 at 16:16, Richard Earnshaw (lists) wrote: > > On 30/10/2018 10:09, Sameera Deshpande wrote: > > On Tue, 9 Oct 2018 at 04:08, Eric Botcazou wrote: > >> > >>> Other notes need not be changed, as they don't hold renamed register > >>> information. > >>> > >>> Ok for trunk? > >>

Re: [Patch, regrename] Fix PR87330 : ICE in scan_rtx_reg, at regrename.c

On 30/10/2018 10:09, Sameera Deshpande wrote: > On Tue, 9 Oct 2018 at 04:08, Eric Botcazou wrote: >> >>> Other notes need not be changed, as they don't hold renamed register >>> information. >>> >>> Ok for trunk? >> >> No, REG_DEAD & REG_UNUSED note must be recomputed by passes consuming them. >>

Re: [Patch, regrename] Fix PR87330 : ICE in scan_rtx_reg, at regrename.c

On Tue, 9 Oct 2018 at 04:08, Eric Botcazou wrote: > > > Other notes need not be changed, as they don't hold renamed register > > information. > > > > Ok for trunk? > > No, REG_DEAD & REG_UNUSED note must be recomputed by passes consuming them. > > > 2018-10-09 Sameera Deshpande > > > *

Re: [Patch, regrename] Fix PR87330 : ICE in scan_rtx_reg, at regrename.c

> Other notes need not be changed, as they don't hold renamed register > information. > > Ok for trunk? No, REG_DEAD & REG_UNUSED note must be recomputed by passes consuming them. > 2018-10-09 Sameera Deshpande > * gcc/regrename.c (regrename_do_replace): Add condition to alter > regname if

[Patch, regrename] Fix PR87330 : ICE in scan_rtx_reg, at regrename.c

Hi! Please find attached the patch fixing the issue PR87330 : ICE in scan_rtx_reg, at regrename.c:1097. The regrename pass does not rename the registers which are in notes, because of which the REG_DEAD note had previous register names, which caused conflicting liveness information generated for