https://gcc.gnu.org/g:3458fa6e8c32f128c666b49cfcb65dfdd52d7e43
commit 3458fa6e8c32f128c666b49cfcb65dfdd52d7e43
Author: Szabolcs Nagy
Date: Thu Dec 28 13:37:38 2023 +
aarch64: Introduce indirect_return attribute
Tail calls of indirect_return functions from non-indirect_return
https://gcc.gnu.org/g:9f2fe2932ca35b736685753a85bd5c43459f24de
commit 9f2fe2932ca35b736685753a85bd5c43459f24de
Author: Szabolcs Nagy
Date: Tue Apr 2 15:43:23 2024 +0100
aarch64: libitm: Add GCS support
Transaction begin and abort use setjmp/longjmp like operations that
need
https://gcc.gnu.org/g:78b29b5934193bd7e057aa8196ab8645df092d44
commit 78b29b5934193bd7e057aa8196ab8645df092d44
Author: Szabolcs Nagy
Date: Fri Dec 22 15:11:25 2023 +
aarch64: libatomic: add GCS marking to asm
libatomic/ChangeLog:
*
https://gcc.gnu.org/g:99a291c0313e8e839c3ffd1fdc5132b4d6462968
commit 99a291c0313e8e839c3ffd1fdc5132b4d6462968
Author: Szabolcs Nagy
Date: Tue May 9 14:32:46 2023 +0100
aarch64: Emit GNU property NOTE for GCS
TODO: relies on experimental binutils ABI, should use build attributes.
https://gcc.gnu.org/g:b32a17f9f43d68859e31d7a6af7b21ac2ed42742
commit b32a17f9f43d68859e31d7a6af7b21ac2ed42742
Author: Szabolcs Nagy
Date: Fri Dec 22 13:44:19 2023 +
aarch64: libgcc: add GCS marking to asm
libgcc/ChangeLog:
* config/aarch64/aarch64-asm.h
https://gcc.gnu.org/g:2a9d500c8f2fd1004cdcbcdec063681dbb0bb1f1
commit 2a9d500c8f2fd1004cdcbcdec063681dbb0bb1f1
Author: Szabolcs Nagy
Date: Wed Jun 7 16:17:53 2023 +0100
aarch64: Add test for GCS ACLE defs
gcc/testsuite/ChangeLog:
*
https://gcc.gnu.org/g:2185dc7cdb6d536e4d9a49a77c552e58041cb0bc
commit 2185dc7cdb6d536e4d9a49a77c552e58041cb0bc
Author: Szabolcs Nagy
Date: Wed Apr 19 14:01:36 2023 +0100
aarch64: Add GCS support to the unwinder
TODO:
- Follows the current linux ABI that uses single signal
https://gcc.gnu.org/g:d5a22a53f58403c888a43c75c5983ba3cb5023ae
commit d5a22a53f58403c888a43c75c5983ba3cb5023ae
Author: Szabolcs Nagy
Date: Fri Apr 14 18:23:52 2023 +0100
aarch64: Add GCS support for nonlocal stack save
Nonlocal stack save and restore has to also save and restore
https://gcc.gnu.org/g:f94cfdab086f521592939f03408f59f39a4bdd5a
commit f94cfdab086f521592939f03408f59f39a4bdd5a
Author: Szabolcs Nagy
Date: Tue May 9 17:04:34 2023 +0100
aarch64: Add ACLE feature macros for GCS
gcc/ChangeLog:
* config/aarch64/aarch64-c.cc
https://gcc.gnu.org/g:57aec9c418f837bf427d8317bebdc0f825cbb043
commit 57aec9c418f837bf427d8317bebdc0f825cbb043
Author: Szabolcs Nagy
Date: Tue May 9 16:00:01 2023 +0100
aarch64: Add GCS instructions
Add instructions for the Guarded Control Stack extension.
GCSSS1 and
https://gcc.gnu.org/g:87217fd89a9bd595a58897bafc593a7e25051ee4
commit 87217fd89a9bd595a58897bafc593a7e25051ee4
Author: Szabolcs Nagy
Date: Wed Jun 7 10:58:06 2023 +0100
aarch64: Add non-local goto and jump tests for GCS
These are scan asm tests only, relying on existing execution
https://gcc.gnu.org/g:90ff9175ede4f4671755f0296b5ce89d8d69f966
commit 90ff9175ede4f4671755f0296b5ce89d8d69f966
Author: Szabolcs Nagy
Date: Tue Jun 6 17:35:51 2023 +0100
aarch64: Add __builtin_aarch64_gcs* tests
gcc/testsuite/ChangeLog:
*
https://gcc.gnu.org/g:4880a14b6222839396bcb93ee27669db4e88ff01
commit 4880a14b6222839396bcb93ee27669db4e88ff01
Author: Szabolcs Nagy
Date: Tue May 9 16:21:28 2023 +0100
aarch64: Add GCS builtins
Add new builtins for GCS:
void *__builtin_aarch64_gcspr (void)
https://gcc.gnu.org/g:0c0ee07e8b10e071c5b88fbae6f109778a4e578c
commit 0c0ee07e8b10e071c5b88fbae6f109778a4e578c
Author: Szabolcs Nagy
Date: Fri Jun 2 16:15:25 2023 +0100
aarch64: Add __builtin_aarch64_chkfeat tests
gcc/testsuite/ChangeLog:
*
https://gcc.gnu.org/g:e26ccd302f4face487da5b530d4dbeb4eebf7d43
commit e26ccd302f4face487da5b530d4dbeb4eebf7d43
Author: Szabolcs Nagy
Date: Tue May 9 15:24:18 2023 +0100
aarch64: Add __builtin_aarch64_chkfeat
Builtin for chkfeat: the input argument is used to initialize x16 then
https://gcc.gnu.org/g:309f26c5301d11891a6adddf9515adf5a9b0
commit 309f26c5301d11891a6adddf9515adf5a9b0
Author: Szabolcs Nagy
Date: Tue May 9 15:37:49 2023 +0100
aarch64: Add support for chkfeat insn
This is a hint space instruction to check for enabled HW features and
https://gcc.gnu.org/g:311c3aa1e58672c36991a193db5752d3dcf8e7d9
commit 311c3aa1e58672c36991a193db5752d3dcf8e7d9
Author: Szabolcs Nagy
Date: Fri Jun 30 16:50:23 2023 +0100
aarch64: Add target pragma tests for gcs
gcc/testsuite/ChangeLog:
*
https://gcc.gnu.org/g:2c160a731e7764e97a2b8014149aaee47a11fbba
commit 2c160a731e7764e97a2b8014149aaee47a11fbba
Author: Szabolcs Nagy
Date: Fri Jun 30 16:31:23 2023 +0100
aarch64: Add branch-protection target pragma tests
gcc/testsuite/ChangeLog:
*
https://gcc.gnu.org/g:50dc77071139c477a10c78d3d73ff2db4dcd6ef7
commit 50dc77071139c477a10c78d3d73ff2db4dcd6ef7
Author: Szabolcs Nagy
Date: Mon Jun 19 12:57:56 2023 +0100
aarch64: Add -mbranch-protection=gcs option
This enables Guarded Control Stack (GCS) compatible code
The branch 'ARM/heads/gcs' was updated to point to:
3458fa6e8c3... aarch64: Introduce indirect_return attribute
It previously pointed to:
7f952ecef18... aarch64: Introduce indirect_return attribute
Diff:
!!! WARNING: THE FOLLOWING COMMITS ARE NO LONGER ACCESSIBLE (LOST):
https://gcc.gnu.org/g:1bf70e68e4910fe0904466d06cae7f747c02ab72
commit r14-9426-g1bf70e68e4910fe0904466d06cae7f747c02ab72
Author: Szabolcs Nagy
Date: Mon Jun 19 12:56:41 2023 +0100
aarch64,arm: Move branch-protection data to targets
The branch-protection types are target specific,
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