Hi Andre,
> -Original Message-
> From: Andre Vieira (lists)
> Sent: 06 July 2020 15:31
> To: gcc-patches@gcc.gnu.org; Christophe Lyon
> Cc: Kyrylo Tkachov
> Subject: Re: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee
> saved registers with CMSE
>
Tkachov
Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber
callee saved
registers with CMSE
Hi,
As reported in bugzilla when the -mcmse option is used while
compiling
for size (-Os) with a thumb-1 target the generated code will
clear the
registers r7-r10. These however are callee saved
, Christophe Lyon wrote:
On Tue, 23 Jun 2020 at 15:28, Andre Vieira (lists)
wrote:
On 23/06/2020 13:10, Kyrylo Tkachov wrote:
-Original Message-
From: Andre Vieira (lists)
Sent: 22 June 2020 09:52
To: gcc-patches@gcc.gnu.org
Cc: Kyrylo Tkachov
Subject: [PATCH][GCC][Arm] PR target/95646: Do
>>>>>>> From: Andre Vieira (lists)
> >>>>>>> Sent: 22 June 2020 09:52
> >>>>>>> To: gcc-patches@gcc.gnu.org
> >>>>>>> Cc: Kyrylo Tkachov
> >>>>>>> Subject: [PATCH][GCC][Arm] P
Tkachov wrote:
-Original Message-
From: Andre Vieira (lists)
Sent: 22 June 2020 09:52
To: gcc-patches@gcc.gnu.org
Cc: Kyrylo Tkachov
Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber
callee saved
registers with CMSE
Hi,
As reported in bugzilla when the -mcmse option is used while
Vieira (lists)
Sent: 22 June 2020 09:52
To: gcc-patches@gcc.gnu.org
Cc: Kyrylo Tkachov
Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee saved
registers with CMSE
Hi,
As reported in bugzilla when the -mcmse option is used while compiling
for size (-Os) with a thumb-1 target
Message-
> >>>> From: Andre Vieira (lists)
> >>>> Sent: 22 June 2020 09:52
> >>>> To: gcc-patches@gcc.gnu.org
> >>>> Cc: Kyrylo Tkachov
> >>>> Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee saved
> >
][GCC][Arm] PR target/95646: Do not clobber callee saved
registers with CMSE
Hi,
As reported in bugzilla when the -mcmse option is used while compiling
for size (-Os) with a thumb-1 target the generated code will clear the
registers r7-r10. These however are callee saved and should be preserved
][GCC][Arm] PR target/95646: Do not clobber callee saved
registers with CMSE
Hi,
As reported in bugzilla when the -mcmse option is used while compiling
for size (-Os) with a thumb-1 target the generated code will clear the
registers r7-r10. These however are callee saved and should be preserved
t; Cc: Kyrylo Tkachov
> >> Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee saved
> >> registers with CMSE
> >>
> >> Hi,
> >>
> >> As reported in bugzilla when the -mcmse option is used while compiling
> >> for
> -Original Message-
> From: Andre Vieira (lists)
> Sent: 23 June 2020 14:28
> To: Kyrylo Tkachov ; gcc-patches@gcc.gnu.org
> Subject: Re: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee saved
> registers with CMSE
>
> On 23/06/2020 13:
On 23/06/2020 13:10, Kyrylo Tkachov wrote:
-Original Message-
From: Andre Vieira (lists)
Sent: 22 June 2020 09:52
To: gcc-patches@gcc.gnu.org
Cc: Kyrylo Tkachov
Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee saved
registers with CMSE
Hi,
As reported in bugzilla
> -Original Message-
> From: Andre Vieira (lists)
> Sent: 22 June 2020 09:52
> To: gcc-patches@gcc.gnu.org
> Cc: Kyrylo Tkachov
> Subject: [PATCH][GCC][Arm] PR target/95646: Do not clobber callee saved
> registers with CMSE
>
> Hi,
>
> As reported i
Hi,
As reported in bugzilla when the -mcmse option is used while compiling
for size (-Os) with a thumb-1 target the generated code will clear the
registers r7-r10. These however are callee saved and should be preserved
accross ABI boundaries. The reason this happens is because these
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