Author: Armin Rigo <ar...@tunes.org>
Branch: reverse-debugger
Changeset: r86153:a852dc954edc
Date: 2016-08-11 18:01 +0200
http://bitbucket.org/pypy/pypy/changeset/a852dc954edc/
Log: Threads: in-progress
diff --git a/pypy/interpreter/reverse_debugging.py
b/pypy/interpreter/reverse_debugging.py
--- a/pypy/interpreter/reverse_debugging.py
+++ b/pypy/interpreter/reverse_debugging.py
@@ -591,6 +591,13 @@
# This class is tweaked to generate one byte per _SIG_TICKER_COUNT
# bytecodes, at the expense of not reacting to signals instantly.
+ # Threads: after 10'000 calls to decrement_ticker(), it should
+ # return -1. It should also return -1 if there was a signal.
+ # This is done by calling _update_ticker_from_signals() every 100
+ # calls, and invoking rsignal.pypysig_check_and_reset(); this in
+ # turn returns -1 if there was a signal or if it was called 100
+ # times.
+
_SIG_TICKER_COUNT = 100
_ticker = 0
_ticker_count = _SIG_TICKER_COUNT * 10
@@ -610,10 +617,10 @@
if c < 0:
c = self._update_ticker_from_signals()
self._ticker_count = c
- if self.has_bytecode_counter: # this 'if' is constant-folded
- print ("RDBSignalActionFlag: has_bytecode_counter: "
- "not supported for now")
- raise NotImplementedError
+ #if self.has_bytecode_counter: # this 'if' is constant-folded
+ # print ("RDBSignalActionFlag: has_bytecode_counter: "
+ # "not supported for now")
+ # raise NotImplementedError
return self._ticker
def _update_ticker_from_signals(self):
diff --git a/rpython/translator/c/src/signals.h
b/rpython/translator/c/src/signals.h
--- a/rpython/translator/c/src/signals.h
+++ b/rpython/translator/c/src/signals.h
@@ -39,8 +39,9 @@
inline static char pypysig_check_and_reset(void) {
/* used by reverse_debugging */
- char result = pypysig_counter.value < 0;
- pypysig_counter.value = 0;
+ char result = --pypysig_counter.value < 0;
+ if (result)
+ pypysig_counter.value = 100;
return result;
}
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