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<p>Actually, I think r336693 is what caused the failure, it's not a
spurious failure.<br>
<a class="moz-txt-link-freetext" href="https://reviews.llvm.org/D49161">https://reviews.llvm.org/D49161</a> should fix it.<br>
<br>
Thanks,<br>
Marco.</p>
<br>
<div class="moz-cite-prefix">Il 10/07/2018 23:30,
<a class="moz-txt-link-abbreviated" href="mailto:Matthew.Voss@sony.com">Matthew.Voss@sony.com</a> ha scritto:<br>
</div>
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<div class="WordSection1">
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hmm…
We build the PS4 target on Windows. I’m assuming that’s
sanitizer-x86_64-windows?<o:p></o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Matthew<b><o:p></o:p></b></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<div>
<div style="border:none;border-top:solid #B5C4DF
1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">
Marco Castelluccio [<a class="moz-txt-link-freetext" href="mailto:mcastelluccio@mozilla.com">mailto:mcastelluccio@mozilla.com</a>]
<br>
<b>Sent:</b> Tuesday, July 10, 2018 2:20 PM<br>
<b>To:</b> Voss, Matthew; <a class="moz-txt-link-abbreviated" href="mailto:eugeni.stepanov@gmail.com">eugeni.stepanov@gmail.com</a><br>
<b>Cc:</b> <a class="moz-txt-link-abbreviated" href="mailto:llvm-commits@lists.llvm.org">llvm-commits@lists.llvm.org</a><br>
<b>Subject:</b> Re: [compiler-rt] r336678 - Reapply
"Make __gcov_flush flush counters for all shared
libraries"<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="margin-bottom:12.0pt">I'm going to
mark the test as failing on sanitizer-x86_64-linux for now.<br>
Matthew, is it the same target failing for you?<br>
<br>
Thanks,<br>
Marco.<o:p></o:p></p>
<div>
<p class="MsoNormal">Il 10/07/2018 23:10, <a
href="mailto:Matthew.Voss@sony.com" moz-do-not-send="true">
Matthew.Voss@sony.com</a> ha scritto:<o:p></o:p></p>
</div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi
Marco,</span><o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">This
change is also breaking our internal bots. Could you take
a look at this?</span><o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks,</span><o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Matthew</span><o:p></o:p></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<div style="border:none;border-top:solid #B5C4DF
1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">
llvm-commits [<a
href="mailto:llvm-commits-bounces@lists.llvm.org"
moz-do-not-send="true">mailto:llvm-commits-bounces@lists.llvm.org</a>]
<b>On Behalf Of </b>Evgenii Stepanov via llvm-commits<br>
<b>Sent:</b> Tuesday, July 10, 2018 11:23 AM<br>
<b>To:</b> Marco Castelluccio<br>
<b>Cc:</b> LLVM Commits<br>
<b>Subject:</b> Re: [compiler-rt] r336678 - Reapply
"Make __gcov_flush flush counters for all shared
libraries"</span><o:p></o:p></p>
</div>
<p class="MsoNormal"> <o:p></o:p></p>
<div>
<p class="MsoNormal">Hi,<o:p></o:p></p>
<div>
<p class="MsoNormal"> <o:p></o:p></p>
</div>
<div>
<p class="MsoNormal">it looks
like instrprof-shared-gcov-flush.test needs more XFAILs.
See this x86/x86_64 failure:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><a
href="http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux/builds/13413/steps/test%20standalone%20compiler-rt/logs/stdio"
moz-do-not-send="true">http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux/builds/13413/steps/test%20standalone%20compiler-rt/logs/stdio</a><o:p></o:p></p>
</div>
</div>
<div>
<p class="MsoNormal"> <o:p></o:p></p>
<div>
<p class="MsoNormal">On Tue, Jul 10, 2018 at 7:12 AM,
Marco Castelluccio via llvm-commits <<a
href="mailto:llvm-commits@lists.llvm.org"
target="_blank" moz-do-not-send="true">llvm-commits@lists.llvm.org</a>>
wrote:<o:p></o:p></p>
<p class="MsoNormal">Author: marco<br>
Date: Tue Jul 10 07:12:03 2018<br>
New Revision: 336678<br>
<br>
URL: <a
href="http://llvm.org/viewvc/llvm-project?rev=336678&view=rev"
target="_blank" moz-do-not-send="true">
http://llvm.org/viewvc/llvm-project?rev=336678&view=rev</a><br>
Log:<br>
Reapply "Make __gcov_flush flush counters for all shared
libraries"<br>
<br>
This reapplies r336365, after marking tests as failing
on various<br>
configurations.<br>
<br>
Added:<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main_three-libs.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main_three-libs.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func2.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func2.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func3.c<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func3.c<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func3.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-func3.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-lib.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-lib.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-lib_called-twice.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-lib_called-twice.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-lib_in-loop.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-lib_in-loop.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush.c<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush.c<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_no-writeout.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_no-writeout.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_shared-call-after.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_shared-call-after.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_shared-call-before-after.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_shared-call-before-after.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_shared-call-before.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main-gcov-flush_shared-call-before.c.gcov<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main.c.gcov<br>
- copied unchanged from r336473,
compiler-rt/trunk/test/profile/Inputs/instrprof-shared-main.c.gcov<br>
compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test<br>
- copied, changed from r336473,
compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test<br>
compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test<br>
- copied, changed from r336473,
compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test<br>
Modified:<br>
compiler-rt/trunk/lib/profile/GCDAProfiling.c<br>
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c<br>
compiler-rt/trunk/test/profile/instrprof-dlopen-dlclose-gcov.test<br>
<br>
Modified: compiler-rt/trunk/lib/profile/GCDAProfiling.c<br>
URL: <a
href="http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/profile/GCDAProfiling.c?rev=336678&r1=336677&r2=336678&view=diff"
target="_blank" moz-do-not-send="true">
http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/profile/GCDAProfiling.c?rev=336678&r1=336677&r2=336678&view=diff</a><br>
==============================================================================<br>
--- compiler-rt/trunk/lib/profile/GCDAProfiling.c
(original)<br>
+++ compiler-rt/trunk/lib/profile/GCDAProfiling.c Tue
Jul 10 07:12:03 2018<br>
@@ -86,31 +86,76 @@ static uint64_t file_size = 0;<br>
static int new_file = 0;<br>
static int fd = -1;<br>
<br>
-/*<br>
- * A list of functions to write out the data.<br>
- */<br>
-typedef void (*writeout_fn)();<br>
+typedef void (*fn_ptr)();<br>
<br>
-struct writeout_fn_node {<br>
- writeout_fn fn;<br>
- struct writeout_fn_node *next;<br>
+typedef void* dynamic_object_id;<br>
+// The address of this variable identifies a given
dynamic object.<br>
+static dynamic_object_id current_id;<br>
+#define CURRENT_ID (¤t_id)<br>
+<br>
+struct fn_node {<br>
+ dynamic_object_id id;<br>
+ fn_ptr fn;<br>
+ struct fn_node* next;<br>
};<br>
<br>
-static struct writeout_fn_node *writeout_fn_head =
NULL;<br>
-static struct writeout_fn_node *writeout_fn_tail =
NULL;<br>
+struct fn_list {<br>
+ struct fn_node *head, *tail;<br>
+};<br>
<br>
/*<br>
- * A list of flush functions that our __gcov_flush()
function should call.<br>
+ * A list of functions to write out the data, shared
between all dynamic objects.<br>
*/<br>
-typedef void (*flush_fn)();<br>
+struct fn_list writeout_fn_list;<br>
<br>
-struct flush_fn_node {<br>
- flush_fn fn;<br>
- struct flush_fn_node *next;<br>
-};<br>
+/*<br>
+ * A list of flush functions that our __gcov_flush()
function should call, shared between all dynamic
objects.<br>
+ */<br>
+struct fn_list flush_fn_list;<br>
+<br>
+static void fn_list_insert(struct fn_list* list, fn_ptr
fn) {<br>
+ struct fn_node* new_node = malloc(sizeof(struct
fn_node));<br>
+ new_node->fn = fn;<br>
+ new_node->next = NULL;<br>
+ new_node->id = CURRENT_ID;<br>
+<br>
+ if (!list->head) {<br>
+ list->head = list->tail = new_node;<br>
+ } else {<br>
+ list->tail->next = new_node;<br>
+ list->tail = new_node;<br>
+ }<br>
+}<br>
+<br>
+static void fn_list_remove(struct fn_list* list) {<br>
+ struct fn_node* curr = list->head;<br>
+ struct fn_node* prev = NULL;<br>
+ struct fn_node* next = NULL;<br>
+<br>
+ while (curr) {<br>
+ next = curr->next;<br>
+<br>
+ if (curr->id == CURRENT_ID) {<br>
+ if (curr == list->head) {<br>
+ list->head = next;<br>
+ }<br>
+<br>
+ if (curr == list->tail) {<br>
+ list->tail = prev;<br>
+ }<br>
+<br>
+ if (prev) {<br>
+ prev->next = next;<br>
+ }<br>
+<br>
+ free(curr);<br>
+ } else {<br>
+ prev = curr;<br>
+ }<br>
<br>
-static struct flush_fn_node *flush_fn_head = NULL;<br>
-static struct flush_fn_node *flush_fn_tail = NULL;<br>
+ curr = next;<br>
+ }<br>
+}<br>
<br>
static void resize_write_buffer(uint64_t size) {<br>
if (!new_file) return;<br>
@@ -403,6 +448,7 @@ void llvm_gcda_summary_info() {<br>
const uint32_t obj_summary_len = 9; /* Length for
gcov compatibility. */<br>
uint32_t i;<br>
uint32_t runs = 1;<br>
+ static uint32_t run_counted = 0; // We only want to
increase the run count once.<br>
uint32_t val = 0;<br>
uint64_t save_cur_pos = cur_pos;<br>
<br>
@@ -429,7 +475,9 @@ void llvm_gcda_summary_info() {<br>
<br>
read_32bit_value(); /* checksum, unused */<br>
read_32bit_value(); /* num, unused */<br>
- runs += read_32bit_value(); /* Add previous run
count to new counter. */<br>
+ uint32_t prev_runs = read_32bit_value();<br>
+ /* Add previous run count to new counter, if not
already counted before. */<br>
+ runs = run_counted ? prev_runs : prev_runs + 1;<br>
}<br>
<br>
cur_pos = save_cur_pos;<br>
@@ -447,6 +495,8 @@ void llvm_gcda_summary_info() {<br>
write_bytes("\0\0\0\xa3", 4); /* tag indicates 1
program */<br>
write_32bit_value(0); /* 0 length */<br>
<br>
+ run_counted = 1;<br>
+<br>
#ifdef DEBUG_GCDAPROFILING<br>
fprintf(stderr, "llvmgcda: %u runs\n", runs);<br>
#endif<br>
@@ -479,61 +529,34 @@ void llvm_gcda_end_file() {<br>
}<br>
<br>
COMPILER_RT_VISIBILITY<br>
-void llvm_register_writeout_function(writeout_fn fn) {<br>
- struct writeout_fn_node *new_node =
malloc(sizeof(struct writeout_fn_node));<br>
- new_node->fn = fn;<br>
- new_node->next = NULL;<br>
-<br>
- if (!writeout_fn_head) {<br>
- writeout_fn_head = writeout_fn_tail = new_node;<br>
- } else {<br>
- writeout_fn_tail->next = new_node;<br>
- writeout_fn_tail = new_node;<br>
- }<br>
+void llvm_register_writeout_function(fn_ptr fn) {<br>
+ fn_list_insert(&writeout_fn_list, fn);<br>
}<br>
<br>
COMPILER_RT_VISIBILITY<br>
void llvm_writeout_files(void) {<br>
- struct writeout_fn_node *curr = writeout_fn_head;<br>
+ struct fn_node *curr = writeout_fn_list.head;<br>
<br>
while (curr) {<br>
- curr->fn();<br>
+ if (curr->id == CURRENT_ID) {<br>
+ curr->fn();<br>
+ }<br>
curr = curr->next;<br>
}<br>
}<br>
<br>
COMPILER_RT_VISIBILITY<br>
void llvm_delete_writeout_function_list(void) {<br>
- while (writeout_fn_head) {<br>
- struct writeout_fn_node *node = writeout_fn_head;<br>
- writeout_fn_head = writeout_fn_head->next;<br>
- free(node);<br>
- }<br>
- <br>
- writeout_fn_head = writeout_fn_tail = NULL;<br>
+ fn_list_remove(&writeout_fn_list);<br>
}<br>
<br>
COMPILER_RT_VISIBILITY<br>
-void llvm_register_flush_function(flush_fn fn) {<br>
- struct flush_fn_node *new_node = malloc(sizeof(struct
flush_fn_node));<br>
- new_node->fn = fn;<br>
- new_node->next = NULL;<br>
-<br>
- if (!flush_fn_head) {<br>
- flush_fn_head = flush_fn_tail = new_node;<br>
- } else {<br>
- flush_fn_tail->next = new_node;<br>
- flush_fn_tail = new_node;<br>
- }<br>
+void llvm_register_flush_function(fn_ptr fn) {<br>
+ fn_list_insert(&flush_fn_list, fn);<br>
}<br>
<br>
-// __gcov_flush is hidden. When called in a .so file,<br>
-// it dumps profile data of the calling .so file.<br>
-// If a main program needs to dump profile data of each
linked<br>
-// .so files, it should use dlsym to find and call
llvm_gcov_flush.<br>
-COMPILER_RT_VISIBILITY<br>
void __gcov_flush() {<br>
- struct flush_fn_node *curr = flush_fn_head;<br>
+ struct fn_node* curr = flush_fn_list.head;<br>
<br>
while (curr) {<br>
curr->fn();<br>
@@ -541,25 +564,13 @@ void __gcov_flush() {<br>
}<br>
}<br>
<br>
-// llvm_gcov_flush is not hidden for a program to use
dlsym to<br>
-// find and call for any linked .so file.<br>
-void llvm_gcov_flush() {<br>
- __gcov_flush();<br>
-}<br>
-<br>
COMPILER_RT_VISIBILITY<br>
void llvm_delete_flush_function_list(void) {<br>
- while (flush_fn_head) {<br>
- struct flush_fn_node *node = flush_fn_head;<br>
- flush_fn_head = flush_fn_head->next;<br>
- free(node);<br>
- }<br>
-<br>
- flush_fn_head = flush_fn_tail = NULL;<br>
+ fn_list_remove(&flush_fn_list);<br>
}<br>
<br>
COMPILER_RT_VISIBILITY<br>
-void llvm_gcov_init(writeout_fn wfn, flush_fn ffn) {<br>
+void llvm_gcov_init(fn_ptr wfn, fn_ptr ffn) {<br>
static int atexit_ran = 0;<br>
<br>
if (wfn)<br>
<br>
Modified:
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c<br>
URL: <a
href="http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c?rev=336678&r1=336677&r2=336678&view=diff"
target="_blank" moz-do-not-send="true">
http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c?rev=336678&r1=336677&r2=336678&view=diff</a><br>
==============================================================================<br>
---
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c
(original)<br>
+++
compiler-rt/trunk/test/profile/Inputs/instrprof-dlopen-dlclose-main.c
Tue Jul 10 07:12:03 2018<br>
@@ -10,6 +10,12 @@ int main(int argc, char *argv[]) {<br>
return EXIT_FAILURE;<br>
}<br>
<br>
+ void (*func)(void) = (void (*)(void))dlsym(f1_handle,
"func");<br>
+ if (func == NULL) {<br>
+ fprintf(stderr, "unable to lookup symbol 'func':
%s\n", dlerror());<br>
+ return EXIT_FAILURE;<br>
+ }<br>
+<br>
dlerror();<br>
void *f2_handle = dlopen("func2.shared", RTLD_LAZY |
RTLD_GLOBAL);<br>
if (f2_handle == NULL) {<br>
@@ -17,31 +23,44 @@ int main(int argc, char *argv[]) {<br>
return EXIT_FAILURE;<br>
}<br>
<br>
- dlerror();<br>
- void (*gcov_flush)() = (void (*)())dlsym(f1_handle,
"__gcov_flush");<br>
- if (gcov_flush != NULL || dlerror() == NULL) {<br>
- fprintf(stderr, "__gcov_flush should not be visible
in func.shared'\n");<br>
+ void (*func2)(void) = (void
(*)(void))dlsym(f2_handle, "func2");<br>
+ if (func2 == NULL) {<br>
+ fprintf(stderr, "unable to lookup symbol 'func2':
%s\n", dlerror());<br>
+ return EXIT_FAILURE;<br>
+ }<br>
+ func2();<br>
+<br>
+#ifdef USE_LIB3<br>
+ void *f3_handle = dlopen("func3.shared", RTLD_LAZY |
RTLD_GLOBAL);<br>
+ if (f3_handle == NULL) {<br>
+ fprintf(stderr, "unable to open 'func3.shared':
%s\n", dlerror());<br>
+ return EXIT_FAILURE;<br>
+ }<br>
+<br>
+ void (*func3)(void) = (void
(*)(void))dlsym(f3_handle, "func3");<br>
+ if (func3 == NULL) {<br>
+ fprintf(stderr, "unable to lookup symbol 'func3':
%s\n", dlerror());<br>
return EXIT_FAILURE;<br>
}<br>
+ func3();<br>
+#endif<br>
<br>
dlerror();<br>
- void (*f1_flush)() = (void (*)())dlsym(f1_handle,
"llvm_gcov_flush");<br>
- if (f1_flush == NULL) {<br>
- fprintf(stderr, "unable to find llvm_gcov_flush in
func.shared': %s\n", dlerror());<br>
+ void (*gcov_flush1)() = (void (*)())dlsym(f1_handle,
"__gcov_flush");<br>
+ if (gcov_flush1 == NULL) {<br>
+ fprintf(stderr, "unable to find __gcov_flush in
func.shared': %s\n", dlerror());<br>
return EXIT_FAILURE;<br>
}<br>
- f1_flush();<br>
<br>
dlerror();<br>
- void (*f2_flush)() = (void (*)())dlsym(f2_handle,
"llvm_gcov_flush");<br>
- if (f2_flush == NULL) {<br>
- fprintf(stderr, "unable to find llvm_gcov_flush in
func2.shared': %s\n", dlerror());<br>
+ void (*gcov_flush2)() = (void (*)())dlsym(f2_handle,
"__gcov_flush");<br>
+ if (gcov_flush2 == NULL) {<br>
+ fprintf(stderr, "unable to find __gcov_flush in
func2.shared': %s\n", dlerror());<br>
return EXIT_FAILURE;<br>
}<br>
- f2_flush();<br>
<br>
- if (f1_flush == f2_flush) {<br>
- fprintf(stderr, "Same llvm_gcov_flush found in
func.shared and func2.shared\n");<br>
+ if (gcov_flush1 == gcov_flush2) {<br>
+ fprintf(stderr, "Same __gcov_flush found in
func.shared and func2.shared\n");<br>
return EXIT_FAILURE;<br>
}<br>
<br>
@@ -51,6 +70,17 @@ int main(int argc, char *argv[]) {<br>
return EXIT_FAILURE;<br>
}<br>
<br>
+ func();<br>
+<br>
+ int g1 = 0;<br>
+ int g2 = 0;<br>
+ int n = 10;<br>
+<br>
+ if (n % 5 == 0)<br>
+ g1++;<br>
+ else<br>
+ g2++;<br>
+<br>
return EXIT_SUCCESS;<br>
}<br>
<br>
<br>
Modified:
compiler-rt/trunk/test/profile/instrprof-dlopen-dlclose-gcov.test<br>
URL: <a
href="http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-dlopen-dlclose-gcov.test?rev=336678&r1=336677&r2=336678&view=diff"
target="_blank" moz-do-not-send="true">
http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-dlopen-dlclose-gcov.test?rev=336678&r1=336677&r2=336678&view=diff</a><br>
==============================================================================<br>
---
compiler-rt/trunk/test/profile/instrprof-dlopen-dlclose-gcov.test
(original)<br>
+++
compiler-rt/trunk/test/profile/instrprof-dlopen-dlclose-gcov.test
Tue Jul 10 07:12:03 2018<br>
@@ -1,6 +1,33 @@<br>
+# This test fails on powerpc64 BE and s390x (<a
href="https://bugs.llvm.org/show_bug.cgi?id=38121"
target="_blank" moz-do-not-send="true">https://bugs.llvm.org/show_bug.cgi?id=38121</a>).<br>
+XFAIL: s390x || powerpc64-unknown-linux-gnu<br>
+<br>
RUN: mkdir -p %t.d<br>
-RUN: %clang --coverage -o %t.d/func.shared -fPIC
-shared %S/Inputs/instrprof-dlopen-func.c<br>
-RUN: %clang --coverage -o %t.d/func2.shared -fPIC
-shared %S/Inputs/instrprof-dlopen-func2.c<br>
+RUN: cd %t.d<br>
+<br>
+RUN: %clang --coverage -o func.shared -fPIC -shared
%S/Inputs/instrprof-dlopen-func.c<br>
+RUN: %clang --coverage -o func2.shared -fPIC -shared
%S/Inputs/instrprof-dlopen-func2.c<br>
+RUN: %clang --coverage -o func3.shared -fPIC -shared
%S/Inputs/instrprof-dlopen-func3.c<br>
RUN: %clang --coverage -o %t -fPIC -rpath %t.d
%S/Inputs/instrprof-dlopen-dlclose-main.c<br>
<br>
+# Test with two dlopened libraries.<br>
+RUN: %run %t<br>
+RUN: llvm-cov gcov instrprof-dlopen-dlclose-main.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-dlclose-main.c.gcov
%S/Inputs/instrprof-dlopen-dlclose-main.c.gcov<br>
+RUN: llvm-cov gcov instrprof-dlopen-func.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-func.c.gcov
%S/Inputs/instrprof-dlopen-func.c.gcov<br>
+RUN: llvm-cov gcov instrprof-dlopen-func2.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-func2.c.gcov
%S/Inputs/instrprof-dlopen-func2.c.gcov<br>
+RUN: rm instrprof-dlopen-dlclose-main.gcda
instrprof-dlopen-func.gcda instrprof-dlopen-func2.gcda<br>
+<br>
+# Test with three dlopened libraries.<br>
+RUN: %clang -DUSE_LIB3 --coverage -o %t -fPIC -rpath
%t.d %S/Inputs/instrprof-dlopen-dlclose-main.c<br>
RUN: %run %t<br>
+RUN: llvm-cov gcov instrprof-dlopen-dlclose-main.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-dlclose-main.c.gcov
%S/Inputs/instrprof-dlopen-dlclose-main_three-libs.c.gcov<br>
+RUN: llvm-cov gcov instrprof-dlopen-func.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-func.c.gcov
%S/Inputs/instrprof-dlopen-func.c.gcov<br>
+RUN: llvm-cov gcov instrprof-dlopen-func2.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-func2.c.gcov
%S/Inputs/instrprof-dlopen-func2.c.gcov<br>
+RUN: llvm-cov gcov instrprof-dlopen-func3.gcda<br>
+RUN: FileCheck --match-full-lines --strict-whitespace
--input-file instrprof-dlopen-func2.c.gcov
%S/Inputs/instrprof-dlopen-func3.c.gcov<br>
+RUN: rm instrprof-dlopen-dlclose-main.gcda
instrprof-dlopen-func.gcda instrprof-dlopen-func2.gcda
instrprof-dlopen-func3.gcda<br>
<br>
Copied:
compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test
(from r336473,
compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test)<br>
URL: <a
href="http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test?p2=compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test&p1=compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test&r1=336473&r2=336678&rev=336678&view=diff"
target="_blank" moz-do-not-send="true">
http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test?p2=compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test&p1=compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test&r1=336473&r2=336678&rev=336678&view=diff</a><br>
==============================================================================<br>
---
compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test
(original)<br>
+++
compiler-rt/trunk/test/profile/instrprof-gcov-two-objects.test
Tue Jul 10 07:12:03 2018<br>
@@ -1,3 +1,6 @@<br>
+# This test fails on powerpc64 BE and s390x (<a
href="https://bugs.llvm.org/show_bug.cgi?id=38121"
target="_blank" moz-do-not-send="true">https://bugs.llvm.org/show_bug.cgi?id=38121</a>).<br>
+XFAIL: s390x || powerpc64-unknown-linux-gnu<br>
+<br>
RUN: mkdir -p %t.d<br>
RUN: cd %t.d<br>
<br>
<br>
Copied:
compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test
(from r336473,
compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test)<br>
URL: <a
href="http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test?p2=compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test&p1=compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test&r1=336473&r2=336678&rev=336678&view=diff"
target="_blank" moz-do-not-send="true">
http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test?p2=compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test&p1=compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test&r1=336473&r2=336678&rev=336678&view=diff</a><br>
==============================================================================<br>
---
compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test
(original)<br>
+++
compiler-rt/trunk/test/profile/instrprof-shared-gcov-flush.test
Tue Jul 10 07:12:03 2018<br>
@@ -1,3 +1,6 @@<br>
+# This test fails on Mac, powerpc64 BE and s390x (<a
href="https://bugs.llvm.org/show_bug.cgi?id=38121"
target="_blank" moz-do-not-send="true">https://bugs.llvm.org/show_bug.cgi?id=38121</a>).<br>
+XFAIL: darwin || s390x || powerpc64-unknown-linux-gnu<br>
+<br>
RUN: mkdir -p %t.d<br>
RUN: cd %t.d<br>
<br>
<br>
<br>
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target="_blank" moz-do-not-send="true">http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-commits</a><o:p></o:p></p>
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