| /*===- LineProfiling.c - Support library for line profiling ---------------===*\ |
| |* |
| |* The LLVM Compiler Infrastructure |
| |* |
| |* This file is distributed under the University of Illinois Open Source |
| |* License. See LICENSE.TXT for details. |
| |* |
| |*===----------------------------------------------------------------------===*| |
| |* |
| |* This file implements the call back routines for the line profiling |
| |* instrumentation pass. Link against this library when running code through |
| |* the -insert-line-profiling LLVM pass. |
| |* |
| \*===----------------------------------------------------------------------===*/ |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <stdint.h> |
| |
| #include "llvm/Support/DataTypes.h" |
| |
| /* A file in this case is a translation unit. Each .o file built with line |
| * profiling enabled will emit to a different file. Only one file may be |
| * started at a time. |
| */ |
| void llvm_prof_linectr_start_file(const char *orig_filename) { |
| printf("[%s]\n", orig_filename); |
| } |
| |
| /* Emit data about a counter to the data file. */ |
| void llvm_prof_linectr_emit_counter(const char *dir, const char *file, |
| uint32_t line, uint32_t column, |
| uint64_t *counter) { |
| printf("%s/%s:%u:%u %llu\n", dir, file, line, column, |
| (unsigned long long)(*counter)); |
| } |
| |
| void llvm_prof_linectr_end_file() { |
| printf("-----\n"); |
| } |