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Emit correct prototype for __builtin_alloca on V8.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18745 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-12-10 05:44:45 +00:00
parent 9913e59678
commit ce63005ac1
2 changed files with 16 additions and 2 deletions
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9
lib/Target/CBackend/CBackend.cpp
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@ -715,9 +715,16 @@ void CWriter::writeOperand(Value *Operand) {
static void generateCompilerSpecificCode(std::ostream& Out) {
// Alloca is hard to get, and we don't want to include stdlib.h here...
Out << "/* get a declaration for alloca */\n"
<< "#if defined(sun) || defined(__CYGWIN__) || defined(__APPLE__)\n"
<< "#if defined(__CYGWIN__) || defined(__APPLE__)\n"
<< "extern void *__builtin_alloca(unsigned long);\n"
<< "#define alloca(x) __builtin_alloca(x)\n"
<< "#elif defined(__sun__)\n"
<< "#if defined(__sparcv9)\n"
<< "extern void *__builtin_alloca(unsigned long);\n"
<< "#else\n"
<< "extern void *__builtin_alloca(unsigned int);\n"
<< "#endif\n"
<< "#define alloca(x) __builtin_alloca(x)\n"
<< "#elif defined(__FreeBSD__)\n"
<< "#define alloca(x) __builtin_alloca(x)\n"
<< "#else\n"

9
lib/Target/CBackend/Writer.cpp
View File

@ -715,9 +715,16 @@ void CWriter::writeOperand(Value *Operand) {
static void generateCompilerSpecificCode(std::ostream& Out) {
// Alloca is hard to get, and we don't want to include stdlib.h here...
Out << "/* get a declaration for alloca */\n"
<< "#if defined(sun) || defined(__CYGWIN__) || defined(__APPLE__)\n"
<< "#if defined(__CYGWIN__) || defined(__APPLE__)\n"
<< "extern void *__builtin_alloca(unsigned long);\n"
<< "#define alloca(x) __builtin_alloca(x)\n"
<< "#elif defined(__sun__)\n"
<< "#if defined(__sparcv9)\n"
<< "extern void *__builtin_alloca(unsigned long);\n"
<< "#else\n"
<< "extern void *__builtin_alloca(unsigned int);\n"
<< "#endif\n"
<< "#define alloca(x) __builtin_alloca(x)\n"
<< "#elif defined(__FreeBSD__)\n"
<< "#define alloca(x) __builtin_alloca(x)\n"
<< "#else\n"