#include "llvm/CodeGen/CommandFlags.h"
#include "llvm/CodeGen/LinkAllAsmWriterComponents.h"
#include "llvm/CodeGen/LinkAllCodegenComponents.h"
+#include "llvm/CodeGen/MIRParser/MIRParser.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/IRPrintingPasses.h"
#include "llvm/IR/LLVMContext.h"
StringRef IFN = InputFilename;
if (IFN.endswith(".bc") || IFN.endswith(".ll"))
OutputFilename = IFN.drop_back(3);
+ else if (IFN.endswith(".mir"))
+ OutputFilename = IFN.drop_back(4);
else
OutputFilename = IFN;
// Load the module to be compiled...
SMDiagnostic Err;
std::unique_ptr<Module> M;
+ std::unique_ptr<MIRParser> MIR;
Triple TheTriple;
bool SkipModule = MCPU == "help" ||
(!MAttrs.empty() && MAttrs.front() == "help");
- // If user asked for the 'native' CPU, autodetect here. If autodection fails,
- // this will set the CPU to an empty string which tells the target to
- // pick a basic default.
- if (MCPU == "native")
- MCPU = sys::getHostCPUName();
-
// If user just wants to list available options, skip module loading
if (!SkipModule) {
- M = parseIRFile(InputFilename, Err, Context);
+ if (StringRef(InputFilename).endswith_lower(".mir")) {
+ MIR = createMIRParserFromFile(InputFilename, Err, Context);
+ if (MIR) {
+ M = MIR->parseLLVMModule();
+ assert(M && "parseLLVMModule should exit on failure");
+ }
+ } else
+ M = parseIRFile(InputFilename, Err, Context);
if (!M) {
Err.print(argv[0], errs());
return 1;
// called on any passes.
if (!NoVerify && verifyModule(*M, &errs())) {
errs() << argv[0] << ": " << InputFilename
- << ": error: does not verify\n";
+ << ": error: input module is broken!\n";
return 1;
}
return 1;
}
- // Package up features to be passed to target/subtarget
- std::string FeaturesStr;
- if (MAttrs.size()) {
- SubtargetFeatures Features;
- for (unsigned i = 0; i != MAttrs.size(); ++i)
- Features.AddFeature(MAttrs[i]);
- FeaturesStr = Features.getString();
- }
+ std::string CPUStr = getCPUStr(), FeaturesStr = getFeaturesStr();
CodeGenOpt::Level OLvl = CodeGenOpt::Default;
switch (OptLevel) {
Options.MCOptions.AsmVerbose = AsmVerbose;
std::unique_ptr<TargetMachine> Target(
- TheTarget->createTargetMachine(TheTriple.getTriple(), MCPU, FeaturesStr,
+ TheTarget->createTargetMachine(TheTriple.getTriple(), CPUStr, FeaturesStr,
Options, RelocModel, CMModel, OLvl));
+
assert(Target && "Could not allocate target machine!");
// If we don't have a module then just exit now. We do this down
return 0;
assert(M && "Should have exited if we didn't have a module!");
-
- if (GenerateSoftFloatCalls)
- FloatABIForCalls = FloatABI::Soft;
+ if (FloatABIForCalls != FloatABI::Default)
+ Options.FloatABIType = FloatABIForCalls;
// Figure out where we are going to send the output.
std::unique_ptr<tool_output_file> Out =
if (const DataLayout *DL = Target->getDataLayout())
M->setDataLayout(*DL);
+ // Override function attributes based on CPUStr, FeaturesStr, and command line
+ // flags.
+ setFunctionAttributes(CPUStr, FeaturesStr, *M);
+
if (RelaxAll.getNumOccurrences() > 0 &&
FileType != TargetMachine::CGFT_ObjectFile)
errs() << argv[0]
<< ": warning: ignoring -mc-relax-all because filetype != obj";
{
- formatted_raw_ostream FOS(Out->os());
+ raw_pwrite_stream *OS = &Out->os();
+ std::unique_ptr<buffer_ostream> BOS;
+ if (FileType != TargetMachine::CGFT_AssemblyFile &&
+ !Out->os().supportsSeeking()) {
+ BOS = make_unique<buffer_ostream>(*OS);
+ OS = BOS.get();
+ }
+ AnalysisID StartBeforeID = nullptr;
AnalysisID StartAfterID = nullptr;
AnalysisID StopAfterID = nullptr;
const PassRegistry *PR = PassRegistry::getPassRegistry();
- if (!StartAfter.empty()) {
- const PassInfo *PI = PR->getPassInfo(StartAfter);
- if (!PI) {
- errs() << argv[0] << ": start-after pass is not registered.\n";
+ if (!RunPass.empty()) {
+ if (!StartAfter.empty() || !StopAfter.empty()) {
+ errs() << argv[0] << ": start-after and/or stop-after passes are "
+ "redundant when run-pass is specified.\n";
return 1;
}
- StartAfterID = PI->getTypeInfo();
- }
- if (!StopAfter.empty()) {
- const PassInfo *PI = PR->getPassInfo(StopAfter);
+ const PassInfo *PI = PR->getPassInfo(RunPass);
if (!PI) {
- errs() << argv[0] << ": stop-after pass is not registered.\n";
+ errs() << argv[0] << ": run-pass pass is not registered.\n";
return 1;
}
- StopAfterID = PI->getTypeInfo();
+ StopAfterID = StartBeforeID = PI->getTypeInfo();
+ } else {
+ if (!StartAfter.empty()) {
+ const PassInfo *PI = PR->getPassInfo(StartAfter);
+ if (!PI) {
+ errs() << argv[0] << ": start-after pass is not registered.\n";
+ return 1;
+ }
+ StartAfterID = PI->getTypeInfo();
+ }
+ if (!StopAfter.empty()) {
+ const PassInfo *PI = PR->getPassInfo(StopAfter);
+ if (!PI) {
+ errs() << argv[0] << ": stop-after pass is not registered.\n";
+ return 1;
+ }
+ StopAfterID = PI->getTypeInfo();
+ }
}
// Ask the target to add backend passes as necessary.
- if (Target->addPassesToEmitFile(PM, FOS, FileType, NoVerify,
- StartAfterID, StopAfterID)) {
+ if (Target->addPassesToEmitFile(PM, *OS, FileType, NoVerify, StartBeforeID,
+ StartAfterID, StopAfterID, MIR.get())) {
errs() << argv[0] << ": target does not support generation of this"
<< " file type!\n";
return 1;