6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-08-19 04:29:21 +00:00
Code Issues Projects Releases Wiki Activity

Modified the code so that it generates (0) for setjmp() and abort() for

Browse Source 
longjmp() (and does not include setjmp.h).
This is to fix some problems on Sparc while non-local jumps are still
unimplemented.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7449 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John Criswell 2003-07-31 15:11:08 +00:00
parent be08bb399a
commit 506dad0664
2 changed files with 36 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
lib/Target/CBackend/CBackend.cpp
View File

@ -570,7 +570,9 @@ void CWriter::printModule(Module *M) {
// get declaration for alloca
Out << "/* Provide Declarations */\n";
Out << "#include <stdarg.h>\n";
#ifdef HAVE_JUMP
Out << "#include <setjmp.h>\n";
#endif
generateCompilerSpecificCode(Out);
// Provide a definition for `bool' if not compiling with a C++ compiler.
@ -1123,16 +1125,32 @@ void CWriter::visitCallInst(CallInst &I) {
return;
case LLVMIntrinsic::setjmp:
#ifdef HAVE_JUMP
Out << "setjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make setjmp() always evaluate to zero for now.
//
Out << "(0)";
#endif
return;
case LLVMIntrinsic::longjmp:
#ifdef HAVE_JUMP
Out << "longjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ", ";
writeOperand(I.getOperand(2));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make longjmp() abort the program.
//
Out << "abort()";
#endif
return;
}
}

18
lib/Target/CBackend/Writer.cpp
View File

@ -570,7 +570,9 @@ void CWriter::printModule(Module *M) {
// get declaration for alloca
Out << "/* Provide Declarations */\n";
Out << "#include <stdarg.h>\n";
#ifdef HAVE_JUMP
Out << "#include <setjmp.h>\n";
#endif
generateCompilerSpecificCode(Out);
// Provide a definition for `bool' if not compiling with a C++ compiler.
@ -1123,16 +1125,32 @@ void CWriter::visitCallInst(CallInst &I) {
return;
case LLVMIntrinsic::setjmp:
#ifdef HAVE_JUMP
Out << "setjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make setjmp() always evaluate to zero for now.
//
Out << "(0)";
#endif
return;
case LLVMIntrinsic::longjmp:
#ifdef HAVE_JUMP
Out << "longjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ", ";
writeOperand(I.getOperand(2));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make longjmp() abort the program.
//
Out << "abort()";
#endif
return;
}
}