| // Check to make sure that we are actually filtering records from the basic mode |
| // logging implementation. |
| |
| // RUN: %clangxx_xray -std=c++11 %s -o %t -g |
| // RUN: rm -f basic-filtering-* |
| // RUN: XRAY_OPTIONS="patch_premain=true xray_mode=xray-basic verbosity=1 \ |
| // RUN: xray_logfile_base=basic-filtering- \ |
| // RUN: xray_naive_log_func_duration_threshold_us=1000 \ |
| // RUN: xray_naive_log_max_stack_depth=2" %run %t 2>&1 | \ |
| // RUN: FileCheck %s |
| // RUN: %llvm_xray convert --symbolize --output-format=yaml -instr_map=%t \ |
| // RUN: "`ls basic-filtering-* | head -1`" | \ |
| // RUN: FileCheck %s --check-prefix TRACE |
| // RUN: rm -f basic-filtering-* |
| // |
| // Now check support for the XRAY_BASIC_OPTIONS environment variable. |
| // RUN: XRAY_OPTIONS="patch_premain=true xray_mode=xray-basic verbosity=1 \ |
| // RUN: xray_logfile_base=basic-filtering-" \ |
| // RUN: XRAY_BASIC_OPTIONS="func_duration_threshold_us=1000 max_stack_depth=2" \ |
| // RUN: %run %t 2>&1 | FileCheck %s |
| // RUN: %llvm_xray convert --symbolize --output-format=yaml -instr_map=%t \ |
| // RUN: "`ls basic-filtering-* | head -1`" | \ |
| // RUN: FileCheck %s --check-prefix TRACE |
| // RUN: rm -f basic-filtering-* |
| // |
| // REQUIRES: x86_64-target-arch |
| // REQUIRES: built-in-llvm-tree |
| |
| #include <cstdio> |
| #include <time.h> |
| |
| [[clang::xray_always_instrument]] void __attribute__((noinline)) filtered() { |
| printf("filtered was called.\n"); |
| } |
| |
| [[clang::xray_always_instrument]] void __attribute__((noinline)) beyond_stack() { |
| printf("beyond stack was called.\n"); |
| } |
| |
| [[clang::xray_always_instrument]] void __attribute__((noinline)) |
| always_shows() { |
| struct timespec sleep; |
| sleep.tv_nsec = 2000000; |
| sleep.tv_sec = 0; |
| struct timespec rem; |
| while (nanosleep(&sleep, &rem) == -1) |
| sleep = rem; |
| printf("always_shows was called.\n"); |
| beyond_stack(); |
| } |
| |
| [[clang::xray_always_instrument]] int main(int argc, char *argv[]) { |
| filtered(); // CHECK: filtered was called. |
| always_shows(); // CHECK: always_shows was called. |
| // CHECK: beyond stack was called. |
| } |
| |
| // TRACE-NOT: - { type: 0, func-id: {{.*}}, function: {{.*filtered.*}}, {{.*}} } |
| // TRACE-NOT: - { type: 0, func-id: {{.*}}, function: {{.*beyond_stack.*}}, {{.*}} } |
| // TRACE-DAG: - { type: 0, func-id: [[FID:[0-9]+]], function: {{.*always_shows.*}}, cpu: {{.*}}, thread: {{.*}}, kind: function-enter, tsc: {{[0-9]+}} } |
| // TRACE-DAG: - { type: 0, func-id: [[FID]], function: {{.*always_shows.*}}, cpu: {{.*}}, thread: {{.*}}, kind: function-{{exit|tail-exit}}, tsc: {{[0-9]+}} } |