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dg612_cam.ac.uk (Dapeng Gao)
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User Since
Mar 21 2022, 7:21 PM (111 w, 3 d)

Recent Activity
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Wed, May 1

dg612_cam.ac.uk added inline comments to D44893: Simplify signal handling code in libthr by removing use of SYS_sigreturn.
Wed, May 1, 10:42 AM
dg612_cam.ac.uk updated the diff for D44893: Simplify signal handling code in libthr by removing use of SYS_sigreturn.

Use syscall(SYS_sigreturn) instead of sigreturn.

Wed, May 1, 10:31 AM
dg612_cam.ac.uk added a comment to D44893: Simplify signal handling code in libthr by removing use of SYS_sigreturn.
In D44893#1026733, @kib wrote:

I am curious why do you think that this change makes the code cleaner.

Wed, May 1, 10:22 AM
dg612_cam.ac.uk updated the diff for D44893: Simplify signal handling code in libthr by removing use of SYS_sigreturn.

Updated diff to use sigreturn instead of setcontext during deferred signal handling.

Wed, May 1, 9:46 AM

Sun, Apr 21

dg612_cam.ac.uk added reviewers for D44893: Simplify signal handling code in libthr by removing use of SYS_sigreturn: jhb, brooks.
Sun, Apr 21, 4:51 PM
dg612_cam.ac.uk requested review of D44893: Simplify signal handling code in libthr by removing use of SYS_sigreturn.
Sun, Apr 21, 4:46 PM

Jan 13 2023

dg612_cam.ac.uk added inline comments to D38023: Reorganise certain arm64 assembly code for efficiency.
Jan 13 2023, 9:33 PM

Jan 11 2023

dg612_cam.ac.uk requested review of D38023: Reorganise certain arm64 assembly code for efficiency.
Jan 11 2023, 6:04 PM

Aug 30 2022

dg612_cam.ac.uk added a comment to D34631: Shave off two instructions in save_registers_head.
In D34631#787885, @andrew wrote:

There was a bug in R10:05985a7f805f for non-DDB users of the unwind code. I have a fix for it in D34711, however it may mean we obly save one instruction in save_registers_head as we will need to keep the update to x29 and bring back another stp to create an AAPCS frame.

Aug 30 2022, 2:21 PM

Mar 24 2022

dg612_cam.ac.uk added inline comments to D34631: Shave off two instructions in save_registers_head.
Mar 24 2022, 11:55 PM
dg612_cam.ac.uk updated the diff for D34631: Shave off two instructions in save_registers_head.
Mar 24 2022, 11:55 PM
dg612_cam.ac.uk added inline comments to D34631: Shave off two instructions in save_registers_head.
Mar 24 2022, 9:06 PM
dg612_cam.ac.uk added inline comments to D34631: Shave off two instructions in save_registers_head.
Mar 24 2022, 7:40 PM
dg612_cam.ac.uk planned changes to D34631: Shave off two instructions in save_registers_head.
Mar 24 2022, 11:52 AM
dg612_cam.ac.uk updated the diff for D34631: Shave off two instructions in save_registers_head.
Mar 24 2022, 10:48 AM
dg612_cam.ac.uk added reviewers for D34646: Check alignment of `fp` in `unwind_frame`: andrew, jhb.
Mar 24 2022, 10:08 AM

Mar 23 2022

dg612_cam.ac.uk requested review of D34646: Check alignment of `fp` in `unwind_frame`.
Mar 23 2022, 6:36 PM

Mar 22 2022

dg612_cam.ac.uk requested review of D34631: Shave off two instructions in save_registers_head.
Mar 22 2022, 11:18 AM