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| author | Nick Lewycky <nicholas@mxc.ca> | 2013-02-27 06:22:56 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2013-02-27 06:22:56 +0000 |
| commit | 52b4edf6a1b5d3a9f8a94a63c702d55ed446ecdb (patch) | |
| tree | 99127260c735702a1a751e7217cbe74cd180d794 /runtime/libprofile | |
| parent | 58591b1647e0f1f213e5acd7bfa87c226ced0033 (diff) | |
In GCC 4.7, function names are now forbidden from .gcda files. Support this by
passing a null pointer to the function name in to GCDAProfiling, and add another
switch onto GCOVProfiling.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176173 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'runtime/libprofile')
| -rw-r--r-- | runtime/libprofile/GCDAProfiling.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/runtime/libprofile/GCDAProfiling.c b/runtime/libprofile/GCDAProfiling.c index f2dc4f7988..d9f3b32638 100644 --- a/runtime/libprofile/GCDAProfiling.c +++ b/runtime/libprofile/GCDAProfiling.c @@ -162,17 +162,22 @@ void llvm_gcda_increment_indirect_counter(uint32_t *predecessor, void llvm_gcda_emit_function(uint32_t ident, const char *function_name) { #ifdef DEBUG_GCDAPROFILING - printf("llvmgcda: function id=%x\n", ident); + printf("llvmgcda: function id=%x name=%s\n", ident, + function_name ? function_name : "NULL"); #endif if (!output_file) return; /* function tag */ fwrite("\0\0\0\1", 4, 1, output_file); - write_int32(3 + 1 + length_of_string(function_name)); + uint32_t len = 3; + if (function_name) + len += 1 + length_of_string(function_name); + write_int32(len); write_int32(ident); write_int32(0); write_int32(0); - write_string(function_name); + if (function_name) + write_string(function_name); } void llvm_gcda_emit_arcs(uint32_t num_counters, uint64_t *counters) { |