FreeChainXenon/binutils-gdb
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2011-12-13 Yao Qi <yao@codesourcery.com>

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* tracepoint.c (trace_buffer_alloc): Replace magic numbers with
	macros.
	(upload_fast_traceframes, upload_fast_traceframes): Likewise.
This commit is contained in:
Yao Qi 2011-12-13 01:26:56 +00:00
parent 8a40f88195
commit 2ece82445d
2 changed files with 14 additions and 7 deletions
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6
gdb/gdbserver/ChangeLog
View file

@ -1,3 +1,9 @@
2011-12-13 Yao Qi <yao@codesourcery.com>
* tracepoint.c (trace_buffer_alloc): Replace magic numbers with
macros.
(upload_fast_traceframes, upload_fast_traceframes): Likewise.
2011-12-08 Jan Kratochvil <jan.kratochvil@redhat.com> 2011-12-08 Jan Kratochvil <jan.kratochvil@redhat.com>
* linux-low.c (linux_kill): Skip PTRACE_KILL if LWP does not exist. * linux-low.c (linux_kill): Skip PTRACE_KILL if LWP does not exist.

15
gdb/gdbserver/tracepoint.c
View file

@ -1588,8 +1588,9 @@ trace_buffer_alloc (size_t amt)
#ifdef IN_PROCESS_AGENT #ifdef IN_PROCESS_AGENT
/* Build the tentative token. */ /* Build the tentative token. */
commit_count = (((prev & 0x0007ff00) + 0x100) & 0x0007ff00); commit_count = (((prev & GDBSERVER_FLUSH_COUNT_MASK_CURR) + 0x100)
commit = (((prev & 0x0007ff00) << 12) & GDBSERVER_FLUSH_COUNT_MASK_CURR);
commit = (((prev & GDBSERVER_FLUSH_COUNT_MASK_CURR) << 12)
| commit_count | commit_count
| curr); | curr);
@ -1621,8 +1622,8 @@ trace_buffer_alloc (size_t amt)
refetch = trace_buffer_ctrl_curr; refetch = trace_buffer_ctrl_curr;
if ((refetch == commit if (refetch == commit
|| ((refetch & 0x7ff00000) >> 12) == commit_count)) || ((refetch & GDBSERVER_FLUSH_COUNT_MASK_PREV) >> 12) == commit_count)
{ {
/* effective */ /* effective */
trace_debug ("change is effective: (prev=%08x, commit=%08x, " trace_debug ("change is effective: (prev=%08x, commit=%08x, "
@ -7080,10 +7081,10 @@ upload_fast_traceframes (void)
/* Update the token, with new counters, and the GDBserver stamp /* Update the token, with new counters, and the GDBserver stamp
bit. Alway reuse the current TBC index. */ bit. Alway reuse the current TBC index. */
prev = ipa_trace_buffer_ctrl_curr & 0x0007ff00; prev = ipa_trace_buffer_ctrl_curr & GDBSERVER_FLUSH_COUNT_MASK_CURR;
counter = (prev + 0x100) & 0x0007ff00; counter = (prev + 0x100) & GDBSERVER_FLUSH_COUNT_MASK_CURR;
ipa_trace_buffer_ctrl_curr = (0x80000000 ipa_trace_buffer_ctrl_curr = (GDBSERVER_UPDATED_FLUSH_COUNT_BIT
| (prev << 12) | (prev << 12)
| counter | counter
| curr_tbctrl_idx); | curr_tbctrl_idx);