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i#6417 x86-32 client.flush: Fix tag for client events #6480

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i#6417 x86-32 client.flush: Fix tag for client events #6480

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21791cc
i#6417 x86-32 flakiness: debug client.flush
abhinav92003 Nov 29, 2023
7c449a2
Use dr_fragment_app_pc with increment/decrement
abhinav92003 Dec 13, 2023
2f304ad
Revert "i#6417 x86-32 flakiness: debug client.flush"
abhinav92003 Dec 13, 2023
7dd94e1
Reapply "i#6417 x86-32 flakiness: debug client.flush"
abhinav92003 Dec 13, 2023
3a68ba3
Revert "Use dr_fragment_app_pc with increment/decrement"
abhinav92003 Dec 13, 2023
ee1eb05
Replace displaced_pc with return_pc for the tag
abhinav92003 Jan 24, 2024
1989ac3
Revert "i#6417 x86-32 flakiness: debug client.flush"
abhinav92003 Jan 25, 2024
2e26f41
Merge branch 'master' into i6417-debug-tmate
abhinav92003 Jan 25, 2024
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5 changes: 5 additions & 0 deletions core/arch/interp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2750,6 +2750,11 @@ client_process_bb(dcontext_t *dcontext, build_bb_t *bb)
/* DrMem#1735: pass app pc, not selfmod copy pc */
app_pc tag = bb->pretend_pc == NULL ? bb->start_pc : bb->pretend_pc;

#if defined(LINUX) && defined(X86_32)
if (DYNAMO_OPTION(hook_vsyscall) && tag == vsyscall_sysenter_displaced_pc) {
tag = vsyscall_sysenter_return_pc;
}
#endif
#ifdef LINUX
if (TEST(FRAG_STARTS_RSEQ_REGION, bb->flags)) {
rseq_insert_start_label(dcontext, tag, bb->ilist);
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