[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2024-03-25 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 Richard Biener changed: What|Removed |Added Priority|P1 |P2 --- Comment #15 from Richard

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2024-03-19 Thread xry111 at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #14 from Xi Ruoyao --- (In reply to Jakub Jelinek from comment #13) > So, is there anything we should do about this PR, or just close it as > necessary outcome of trying to be more secure when user asked for it? At least it

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2024-03-19 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2024-01-30 Thread xry111 at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 Xi Ruoyao changed: What|Removed |Added CC||xry111 at gcc dot gnu.org --- Comment #12

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2024-01-25 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |WAITING Ever confirmed|0

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2024-01-25 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #10 from Andrew Pinski --- The instruction increase is 2: sub sp, sp, #128 ... stp x29, x30, [sp, 112] vs: stp x29, x30, [sp, -128]! and ldp x29, x30, [sp, 112] ... add

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-12-21 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #9 from Andrew Pinski --- Created attachment 56921 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56921=edit Simple testcase

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-13 Thread dongjianqiang2 at huawei dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #8 from John Dong --- (In reply to Richard Sandiford from comment #7) > (In reply to John Dong from comment #6) > > For applications without stack protection, there is no difference because > > the function stack frame not changed

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-13 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #7 from Richard Sandiford --- (In reply to John Dong from comment #6) > For applications without stack protection, there is no difference because > the function stack frame not changed when aarch64_save_regs_above_locals_p > is

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-13 Thread dongjianqiang2 at huawei dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #6 from John Dong --- (In reply to Richard Sandiford from comment #5) > Could you quantify the performance impact that you're seeing? Figures > relative to no protection and to unpatched -fstack-protector-strong would be > useful.

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-13 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #5 from Richard Sandiford --- Could you quantify the performance impact that you're seeing? Figures relative to no protection and to unpatched -fstack-protector-strong would be useful. -fstack-protector-strong adds a large

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-12 Thread sjames at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #4 from Sam James --- (In reply to John Dong from comment #3) > ping ? You posted the bug after the close of business on Friday (end of the week) and the next week is just starting now on Monday. Europe is waking up now and the US

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-12 Thread dongjianqiang2 at huawei dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 --- Comment #3 from John Dong --- (In reply to John Dong from comment #0) > Hi, after the CVE-2023-4039 patch is installed, the code size and > performance are affected after stack protection is enabled. > Refer to

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-10 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 Andrew Pinski changed: What|Removed |Added Severity|normal |critical Priority|P3

[Bug target/112470] [11/12/13/14 regression] [AARCH64] stack-protector vulnerability fixing solution impact code size and performance

2023-11-10 Thread sjames at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112470 Sam James changed: What|Removed |Added Summary|[AARCH64] stack-protector |[11/12/13/14 regression]