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Suppress the 128-bit integer typedef on 32-bit targets, because

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it causes compile errors.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49122 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-04-02 23:52:49 +00:00
parent 4672d5d4db
commit 271515a46d
1 changed files with 12 additions and 6 deletions
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18
lib/Target/CBackend/CBackend.cpp
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@ -1363,7 +1363,8 @@ void CWriter::writeOperandWithCast(Value* Operand, const ICmpInst &Cmp) {
// generateCompilerSpecificCode - This is where we add conditional compilation
// directives to cater to specific compilers as need be.
//
static void generateCompilerSpecificCode(std::ostream& Out) {
static void generateCompilerSpecificCode(std::ostream& Out,
const TargetData *TD) {
// Alloca is hard to get, and we don't want to include stdlib.h here.
Out << "/* get a declaration for alloca */\n"
<< "#if defined(__CYGWIN__) || defined(__MINGW32__)\n"
@ -1480,10 +1481,15 @@ static void generateCompilerSpecificCode(std::ostream& Out) {
<< "#define __builtin_stack_restore(X) /* noop */\n"
<< "#endif\n\n";
Out << "#ifdef __GNUC__ /* 128-bit integer types */\n"
<< "typedef int __attribute__((mode(TI))) llvmInt128;\n"
<< "typedef unsigned __attribute__((mode(TI))) llvmUInt128;\n"
<< "#endif\n\n";
// Output typedefs for 128-bit integers. If these are needed with a
// 32-bit target or with a C compiler that doesn't support mode(TI),
// more drastic measures will be needed.
if (TD->getPointerSize() >= 8) {
Out << "#ifdef __GNUC__ /* 128-bit integer types */\n"
<< "typedef int __attribute__((mode(TI))) llvmInt128;\n"
<< "typedef unsigned __attribute__((mode(TI))) llvmUInt128;\n"
<< "#endif\n\n";
}
// Output target-specific code that should be inserted into main.
Out << "#define CODE_FOR_MAIN() /* Any target-specific code for main()*/\n";
@ -1568,7 +1574,7 @@ bool CWriter::doInitialization(Module &M) {
Out << "/* Provide Declarations */\n";
Out << "#include <stdarg.h>\n"; // Varargs support
Out << "#include <setjmp.h>\n"; // Unwind support
generateCompilerSpecificCode(Out);
generateCompilerSpecificCode(Out, TD);
// Provide a definition for `bool' if not compiling with a C++ compiler.
Out << "\n"