diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2006-07-26 23:06:27 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-07-26 23:06:27 +0000 |
| commit | 233baf1c4b7b170c62d31a3a432e06b637589630 (patch) | |
| tree | 3f2d67893a0e837cd324467fe4f7836b714979fe /utils | |
| parent | ae1d33f82daabd3a21e5dee3e00bf821618f4849 (diff) | |
| download | external_llvm-233baf1c4b7b170c62d31a3a432e06b637589630.zip external_llvm-233baf1c4b7b170c62d31a3a432e06b637589630.tar.gz external_llvm-233baf1c4b7b170c62d31a3a432e06b637589630.tar.bz2 | |
Fix for bug 840. Only use noinline attribute if gcc version >= 3.4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29311 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/TableGen/DAGISelEmitter.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp index d088b2f..8a62ed8 100644 --- a/utils/TableGen/DAGISelEmitter.cpp +++ b/utils/TableGen/DAGISelEmitter.cpp @@ -3363,11 +3363,9 @@ void DAGISelEmitter::EmitInstructionSelector(std::ostream &OS) { } CallerCode += ");"; CalleeCode += ") "; -#ifdef __GNUC__ // Prevent emission routines from being inlined to reduce selection // routines stack frame sizes. - CalleeCode += "__attribute__((noinline)) "; -#endif + CalleeCode += "NOINLINE "; CalleeCode += "{\n" + CalleeDecls; for (int j = LastPred+1; j < CodeSize; ++j) CalleeCode += " " + GeneratedCode[j].second + '\n'; @@ -3632,6 +3630,11 @@ void DAGISelEmitter::run(std::ostream &OS) { << "// *** instruction selector class. These functions are really " << "methods.\n\n"; + OS << "#if defined(__GNUC__) && \\\n"; + OS << " ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 4)))\n"; + OS << "#define NOINLINE __attribute__((noinline))\n"; + OS << "#endif\n\n"; + OS << "// Instance var to keep track of multiply used nodes that have \n" << "// already been selected.\n" << "std::map<SDOperand, SDOperand> CodeGenMap;\n"; |