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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2011-04-19 21:22:14 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2011-04-19 21:22:14 +0000 |
| commit | e2949350bf2516dea221233639c92f4601bb5a32 (patch) | |
| tree | 299bddd216f8ead560d37e4223bbe827d4559ea1 | |
| parent | 2918947b6ac115bcd0ab9258e6e14cd56db1b160 (diff) | |
| download | compiler-rt-e2949350bf2516dea221233639c92f4601bb5a32.tar.gz | |
Add some macro magic: user __USER_LABEL_PREFIX__ instead of hardcoding it for each platform
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@129818 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/assembly.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/assembly.h b/lib/assembly.h index 245f96d88..0ce83ac29 100644 --- a/lib/assembly.h +++ b/lib/assembly.h @@ -22,18 +22,18 @@ #define SEPARATOR ; #endif -/* We can't use __USER_LABEL_PREFIX__ here, it isn't possible to concatenate the - *values* of two macros. This is quite brittle, though. */ #if defined(__APPLE__) -#define SYMBOL_NAME(name) _##name #define HIDDEN_DIRECTIVE .private_extern #define LOCAL_LABEL(name) L_##name #else -#define SYMBOL_NAME(name) name #define HIDDEN_DIRECTIVE .hidden #define LOCAL_LABEL(name) .L_##name #endif +#define GLUE2(a, b) a ## b +#define GLUE(a, b) GLUE2(a, b) +#define SYMBOL_NAME(name) GLUE(__USER_LABEL_PREFIX__, name) + #ifdef VISIBILITY_HIDDEN #define DEFINE_COMPILERRT_FUNCTION(name) \ .globl SYMBOL_NAME(name) SEPARATOR \ |