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Merge branch 'register_gcov_tick_hook_once_v5.1' into 'release/v5.1'

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fix(gcov): avoid multiple tick hook registration (v5.1)

See merge request espressif/esp-idf!29273
This commit is contained in:
Roland Dobai
2024-02-27 22:16:55 +08:00
parent cfc893f125 4f26dcfdff
commit d8e82c3890
1 changed files with 9 additions and 5 deletions
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14
components/app_trace/gcov/gcov_rtio.c
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@ -1,5 +1,5 @@
/* /*
* SPDX-FileCopyrightText: 2017-2021 Espressif Systems (Shanghai) CO LTD * SPDX-FileCopyrightText: 2017-2024 Espressif Systems (Shanghai) CO LTD
* *
* SPDX-License-Identifier: Apache-2.0 * SPDX-License-Identifier: Apache-2.0
*/ */
@ -106,12 +106,16 @@ static int esp_dbg_stub_gcov_entry(void)
void gcov_rtio_init(void) void gcov_rtio_init(void)
{ {
uint32_t capabilities = 0; uint32_t stub_entry = 0;
ESP_EARLY_LOGV(TAG, "%s", __FUNCTION__); ESP_EARLY_LOGV(TAG, "%s", __FUNCTION__);
esp_dbg_stub_entry_set(ESP_DBG_STUB_ENTRY_GCOV, (uint32_t)&esp_dbg_stub_gcov_entry); assert(esp_dbg_stub_entry_get(ESP_DBG_STUB_ENTRY_GCOV, &stub_entry) == ESP_OK);
if (esp_dbg_stub_entry_get(ESP_DBG_STUB_ENTRY_CAPABILITIES, &capabilities) == ESP_OK) { if (stub_entry != 0) {
esp_dbg_stub_entry_set(ESP_DBG_STUB_ENTRY_CAPABILITIES, capabilities | ESP_DBG_STUB_CAP_GCOV_TASK); /* "__gcov_init()" can be called several times. We must avoid multiple tick hook registration */
return;
} }
esp_dbg_stub_entry_set(ESP_DBG_STUB_ENTRY_GCOV, (uint32_t)&esp_dbg_stub_gcov_entry);
assert(esp_dbg_stub_entry_get(ESP_DBG_STUB_ENTRY_CAPABILITIES, &stub_entry) == ESP_OK);
esp_dbg_stub_entry_set(ESP_DBG_STUB_ENTRY_CAPABILITIES, stub_entry | ESP_DBG_STUB_CAP_GCOV_TASK);
esp_register_freertos_tick_hook(gcov_create_task_tick_hook); esp_register_freertos_tick_hook(gcov_create_task_tick_hook);
} }