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Differential D12294

Add ptrace operations to fetch and store VFP registers.
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Authored by jhb on Sep 9 2017, 2:37 PM.
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andrew
emaste
ARM

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Reviewers
stevek
mmel
kib
Commits
rS323582: Add ptrace operations to fetch and store VFP registers.
Test Plan

This is part of a patch series to support VFP registers in gdb on armv7.

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rS FreeBSD src repository - subversion
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Event Timeline

jhb created this revision.Sep 9 2017, 2:37 PM
Herald added a subscriber: emaste. · View Herald TranscriptSep 9 2017, 2:37 PM
Harbormaster completed remote builds in B11454: Diff 32850.Sep 9 2017, 2:37 PM
jhb added a parent revision: D12293: Add a NT_ARM_VFP ELF core note to hold VFP registers for each thread..Sep 9 2017, 2:38 PM
stevek added a reviewer: stevek.Sep 9 2017, 3:16 PM
mmel accepted this revision.Sep 10 2017, 5:36 AM
This revision is now accepted and ready to land.Sep 10 2017, 5:36 AM
andrew added a subscriber: andrew.Sep 12 2017, 7:51 AM
andrew added inline comments.
sys/arm/include/ptrace.h
10 ↗(On Diff #32850)

Where is this used?

jhb added inline comments.Sep 12 2017, 7:02 PM
sys/arm/include/ptrace.h
10 ↗(On Diff #32850)

In userland consumers of the API (gcore and gdb).

jhb removed a parent revision: D12293: Add a NT_ARM_VFP ELF core note to hold VFP registers for each thread..Sep 12 2017, 7:44 PM
jhb added a parent revision: D12292: Only mess with VFP state on the CPU for curthread for get/set_vfpcontext..
jhb added a child revision: D12293: Add a NT_ARM_VFP ELF core note to hold VFP registers for each thread..
kib accepted this revision.Sep 14 2017, 2:35 PM
jhb updated this revision to Diff 33070.Sep 14 2017, 2:58 PM
  • Add explicit padding in vfpreg.
This revision now requires review to proceed.Sep 14 2017, 2:58 PM
Closed by commit rS323582: Add ptrace operations to fetch and store VFP registers. (authored by jhb). · Explain WhySep 14 2017, 3:04 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathSize
head/
lib/
libc/
sys/
24 lines
sys/
arm/
arm/
63 lines
include/
15 lines
conf/
1 line

Diff 33071

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head/lib/libc/sys/ptrace.2

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head/sys/arm/arm/ptrace_machdep.c

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head/sys/arm/include/ptrace.h

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head/sys/conf/files.arm

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