[rfc, rfa/doc] Multi-threaded watchpoint improvements

[Andreas Schwab]

Daniel Jacobowitz <drow@false.org> writes:

> Covering my ass out of the way, can you be a little more specific?
> What CPU/kernel, any useful debug logs you have, et cetera.

2.6.25-rc9 on G5.

infrun: wait_for_inferior (treat_exec_as_sigtrap=1)
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x40015c60
infrun: quietly stopped
infrun: stop_stepping
infrun: resume (step=0, signal=0)
infrun: wait_for_inferior (treat_exec_as_sigtrap=1)
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x40015c60
infrun: quietly stopped
infrun: stop_stepping
infrun: proceed (addr=0xffffffff, signal=0, step=0)
infrun: resume (step=0, signal=0)
infrun: wait_for_inferior (treat_exec_as_sigtrap=0)
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x4000f0bc
infrun: BPSTAT_WHAT_CHECK_SHLIBS
infrun: no stepping, continue
infrun: resume (step=1, signal=0)
infrun: prepare_to_wait
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x4000f0c0
infrun: no stepping, continue
infrun: resume (step=0, signal=0)
infrun: prepare_to_wait
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x4000f0bc
infrun: BPSTAT_WHAT_CHECK_SHLIBS
infrun: no stepping, continue
infrun: resume (step=1, signal=0)
infrun: prepare_to_wait
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x4000f0c0
infrun: no stepping, continue
infrun: resume (step=0, signal=0)
infrun: prepare_to_wait
infrun: infwait_normal_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x100004ac
infrun: STOPPED_BY_WATCHPOINT
infrun: prepare_to_wait
infrun: infwait_nonstep_watch_state
infrun: TARGET_WAITKIND_STOPPED
infrun: stop_pc = 0x100004b0
infrun: random signal 5

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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