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Replace fprintf with exception

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This commit is contained in:
Siu Kwan Lam 2012-08-15 15:22:08 -07:00
commit 8eb6a34d54
4 changed files with 40 additions and 19 deletions
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23
llvm/extra.cpp
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@ -133,10 +133,10 @@ int LLVMInitializeNativeTargetAsmPrinter()
LLVMTargetMachineRef LLVMTargetMachineLookup(const char *arch, const char *cpu,
const char *features, int opt)
const char *features, int opt,
std::string &error)
{
using namespace llvm;
std::string error;
Triple TheTriple;
// begin borrow from LLVM 3.2 code
@ -153,7 +153,7 @@ LLVMTargetMachineRef LLVMTargetMachineLookup(const char *arch, const char *cpu,
}
if (!TheTarget) {
fprintf(stderr, "%s\n", error.c_str());
error = "Unknown arch";
return NULL;
}
@ -165,7 +165,7 @@ LLVMTargetMachineRef LLVMTargetMachineLookup(const char *arch, const char *cpu,
// end borrow from LLVM 3.2 code
if (!TheTarget->hasTargetMachine()){
fprintf(stderr, "No target machine for %s\n", arch);
error = "No target machine for the arch";
return NULL;
}
@ -177,7 +177,7 @@ LLVMTargetMachineRef LLVMTargetMachineLookup(const char *arch, const char *cpu,
OptLevelMap[opt]);
if (!tm){
fprintf(stderr, "Cannot create target machine!\n");
error = "Cannot create target machine";
return NULL;
}
return wrap(tm);
@ -198,7 +198,8 @@ void LLVMDisposeTargetMachine(LLVMTargetMachineRef tm){
unsigned char* LLVMTargetMachineEmitFile(LLVMTargetMachineRef tmref,
LLVMModuleRef modref,
int assembly, unsigned * lenp)
int assembly, unsigned * lenp,
std::string &error)
{
using namespace llvm;
assert(lenp);
@ -217,7 +218,7 @@ unsigned char* LLVMTargetMachineEmitFile(LLVMTargetMachineRef tmref,
PassManager pm;
if (!tm->getTargetData()){
fprintf(stderr, "No target data in target machine");
error = "No target data in target machine";
return NULL;
}
@ -231,8 +232,7 @@ unsigned char* LLVMTargetMachineEmitFile(LLVMTargetMachineRef tmref,
}
if ( failed ) {
fprintf(stderr, "No support\n");
fprintf(stderr, "%s\n", tm->getTargetData()->getStringRepresentation().c_str());
error = "No support for emit file";
return NULL;
}
@ -248,6 +248,7 @@ unsigned char* LLVMTargetMachineEmitFile(LLVMTargetMachineRef tmref,
size_t bclen = bc.size();
unsigned char *bytes = new unsigned char[bclen];
if (!bytes){
error = "Out of memory";
return NULL;
}
memcpy(bytes, bc.data(), bclen);
@ -295,7 +296,7 @@ LLVMTargetDataRef LLVMTargetMachineGetTargetData(LLVMTargetMachineRef tm)
}
unsigned char* LLVMGetNativeCodeFromModule(LLVMModuleRef module, int assembly,
unsigned * lenp)
unsigned * lenp, std::string &error)
{
using namespace llvm;
assert(lenp);
@ -306,7 +307,7 @@ unsigned char* LLVMGetNativeCodeFromModule(LLVMModuleRef module, int assembly,
// select native default machine
TargetMachine * tm = EngineBuilder(modulep).selectTarget();
return LLVMTargetMachineEmitFile(wrap(tm), module, assembly, lenp);
return LLVMTargetMachineEmitFile(wrap(tm), module, assembly, lenp, error);
}
static