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-rw-r--r--tools/lto/LTOCodeGenerator.cpp20
-rw-r--r--tools/lto/LTOModule.cpp38
-rw-r--r--tools/lto/LTOModule.h5
-rw-r--r--tools/lto/Makefile19
4 files changed, 40 insertions, 42 deletions
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index 2f02847e77..6c8dbad460 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -23,6 +23,7 @@
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Analysis/Passes.h"
+#include "llvm/Analysis/Verifier.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
@@ -32,19 +33,20 @@
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/Target/TargetRegistry.h"
-#include "llvm/Target/TargetSelect.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/PassManagerBuilder.h"
#include "llvm/Support/SystemUtils.h"
#include "llvm/Support/ToolOutputFile.h"
#include "llvm/Support/Host.h"
#include "llvm/Support/Program.h"
#include "llvm/Support/Signals.h"
+#include "llvm/Support/TargetRegistry.h"
+#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/system_error.h"
#include "llvm/Config/config.h"
+#include "llvm/Transforms/IPO.h"
+#include "llvm/Transforms/IPO/PassManagerBuilder.h"
#include <cstdlib>
#include <unistd.h>
#include <fcntl.h>
@@ -74,10 +76,7 @@ LTOCodeGenerator::LTOCodeGenerator()
_nativeObjectFile(NULL)
{
InitializeAllTargets();
- InitializeAllMCAsmInfos();
- InitializeAllMCCodeGenInfos();
- InitializeAllMCRegisterInfos();
- InitializeAllMCSubtargetInfos();
+ InitializeAllTargetMCs();
InitializeAllAsmPrinters();
}
@@ -194,7 +193,7 @@ bool LTOCodeGenerator::compile_to_file(const char** name, std::string& errMsg)
bool genResult = false;
tool_output_file objFile(uniqueObjPath.c_str(), errMsg);
if (!errMsg.empty())
- return NULL;
+ return true;
genResult = this->generateObjectFile(objFile.os(), errMsg);
objFile.os().close();
if (objFile.os().has_error()) {
@@ -266,7 +265,7 @@ bool LTOCodeGenerator::determineTarget(std::string& errMsg)
break;
}
- // construct LTModule, hand over ownership of module and target
+ // construct LTOModule, hand over ownership of module and target
SubtargetFeatures Features;
Features.getDefaultSubtargetFeatures(llvm::Triple(Triple));
std::string FeatureStr = Features.getString();
@@ -313,8 +312,7 @@ void LTOCodeGenerator::applyScopeRestrictions() {
passes.add(createVerifierPass());
// mark which symbols can not be internalized
- MCContext Context(*_target->getMCAsmInfo(), *_target->getRegisterInfo(),
- NULL, NULL);
+ MCContext Context(*_target->getMCAsmInfo(), *_target->getRegisterInfo(), NULL);
Mangler mangler(Context, *_target->getTargetData());
std::vector<const char*> mustPreserveList;
SmallPtrSet<GlobalValue*, 8> asmUsed;
diff --git a/tools/lto/LTOModule.cpp b/tools/lto/LTOModule.cpp
index 661674c8b2..4ba8985e72 100644
--- a/tools/lto/LTOModule.cpp
+++ b/tools/lto/LTOModule.cpp
@@ -27,6 +27,8 @@
#include "llvm/Support/Path.h"
#include "llvm/Support/Process.h"
#include "llvm/Support/SourceMgr.h"
+#include "llvm/Support/TargetRegistry.h"
+#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/system_error.h"
#include "llvm/Target/Mangler.h"
#include "llvm/MC/MCAsmInfo.h"
@@ -38,11 +40,9 @@
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/SubtargetFeature.h"
-#include "llvm/Target/TargetAsmParser.h"
+#include "llvm/MC/MCTargetAsmParser.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/Target/TargetRegistry.h"
-#include "llvm/Target/TargetSelect.h"
using namespace llvm;
@@ -136,9 +136,7 @@ LTOModule *LTOModule::makeLTOModule(MemoryBuffer *buffer,
static bool Initialized = false;
if (!Initialized) {
InitializeAllTargets();
- InitializeAllMCCodeGenInfos();
- InitializeAllMCAsmInfos();
- InitializeAllMCSubtargetInfos();
+ InitializeAllTargetMCs();
InitializeAllAsmParsers();
Initialized = true;
}
@@ -167,7 +165,7 @@ LTOModule *LTOModule::makeLTOModule(MemoryBuffer *buffer,
std::string CPU;
TargetMachine *target = march->createTargetMachine(Triple, CPU, FeatureStr);
LTOModule *Ret = new LTOModule(m.take(), target);
- bool Err = Ret->ParseSymbols();
+ bool Err = Ret->ParseSymbols(errMsg);
if (Err) {
delete Ret;
return NULL;
@@ -583,7 +581,8 @@ namespace {
markDefined(*Symbol);
}
virtual void EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) {}
- virtual void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size) {}
+ virtual void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size,
+ unsigned ByteAlignment) {}
virtual void EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
uint64_t Size, unsigned ByteAlignment) {}
virtual void EmitBytes(StringRef Data, unsigned AddrSpace) {}
@@ -614,22 +613,30 @@ namespace {
};
}
-bool LTOModule::addAsmGlobalSymbols(MCContext &Context) {
+bool LTOModule::addAsmGlobalSymbols(MCContext &Context, std::string &errMsg) {
const std::string &inlineAsm = _module->getModuleInlineAsm();
+ if (inlineAsm.empty())
+ return false;
OwningPtr<RecordStreamer> Streamer(new RecordStreamer(Context));
MemoryBuffer *Buffer = MemoryBuffer::getMemBuffer(inlineAsm);
SourceMgr SrcMgr;
SrcMgr.AddNewSourceBuffer(Buffer, SMLoc());
- OwningPtr<MCAsmParser> Parser(createMCAsmParser(_target->getTarget(), SrcMgr,
+ OwningPtr<MCAsmParser> Parser(createMCAsmParser(SrcMgr,
Context, *Streamer,
*_target->getMCAsmInfo()));
OwningPtr<MCSubtargetInfo> STI(_target->getTarget().
createMCSubtargetInfo(_target->getTargetTriple(),
_target->getTargetCPU(),
_target->getTargetFeatureString()));
- OwningPtr<TargetAsmParser>
- TAP(_target->getTarget().createAsmParser(*STI, *Parser.get()));
+ OwningPtr<MCTargetAsmParser>
+ TAP(_target->getTarget().createMCAsmParser(*STI, *Parser.get()));
+ if (!TAP) {
+ errMsg = "target " + std::string(_target->getTarget().getName()) +
+ " does not define AsmParser.";
+ return true;
+ }
+
Parser->setTargetParser(*TAP);
int Res = Parser->Run(false);
if (Res)
@@ -662,10 +669,9 @@ static bool isAliasToDeclaration(const GlobalAlias &V) {
return isDeclaration(*V.getAliasedGlobal());
}
-bool LTOModule::ParseSymbols() {
+bool LTOModule::ParseSymbols(std::string &errMsg) {
// Use mangler to add GlobalPrefix to names to match linker names.
- MCContext Context(*_target->getMCAsmInfo(), *_target->getRegisterInfo(),
- NULL, NULL);
+ MCContext Context(*_target->getMCAsmInfo(), *_target->getRegisterInfo(),NULL);
Mangler mangler(Context, *_target->getTargetData());
// add functions
@@ -686,7 +692,7 @@ bool LTOModule::ParseSymbols() {
}
// add asm globals
- if (addAsmGlobalSymbols(Context))
+ if (addAsmGlobalSymbols(Context, errMsg))
return true;
// add aliases
diff --git a/tools/lto/LTOModule.h b/tools/lto/LTOModule.h
index 0b64a902f9..ca08aea90a 100644
--- a/tools/lto/LTOModule.h
+++ b/tools/lto/LTOModule.h
@@ -76,7 +76,7 @@ struct LTOModule {
private:
LTOModule(llvm::Module* m, llvm::TargetMachine* t);
- bool ParseSymbols();
+ bool ParseSymbols(std::string &errMsg);
void addDefinedSymbol(llvm::GlobalValue* def,
llvm::Mangler& mangler,
bool isFunction);
@@ -86,7 +86,8 @@ private:
llvm::Mangler &mangler);
void addDefinedDataSymbol(llvm::GlobalValue* v,
llvm::Mangler &mangler);
- bool addAsmGlobalSymbols(llvm::MCContext &Context);
+ bool addAsmGlobalSymbols(llvm::MCContext &Context,
+ std::string &errMsg);
void addAsmGlobalSymbol(const char *,
lto_symbol_attributes scope);
void addAsmGlobalSymbolUndef(const char *);
diff --git a/tools/lto/Makefile b/tools/lto/Makefile
index 46925e77de..ef78f82c8c 100644
--- a/tools/lto/Makefile
+++ b/tools/lto/Makefile
@@ -7,22 +7,15 @@
#
##===----------------------------------------------------------------------===##
-LEVEL = ../..
-LIBRARYNAME = LTO
+LEVEL := ../..
+LIBRARYNAME := LTO
+LINK_COMPONENTS := all-targets ipo scalaropts linker bitreader bitwriter \
+ mcdisassembler
+LINK_LIBS_IN_SHARED := 1
+SHARED_LIBRARY := 1
EXPORTED_SYMBOL_FILE = $(PROJ_SRC_DIR)/lto.exports
-# Include this here so we can get the configuration of the targets
-# that have been configured for construction. We have to do this
-# early so we can set up LINK_COMPONENTS before including Makefile.rules
-include $(LEVEL)/Makefile.config
-
-LINK_LIBS_IN_SHARED = 1
-SHARED_LIBRARY = 1
-
-LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bitreader \
- bitwriter mcdisassembler
-
include $(LEVEL)/Makefile.common
ifdef LLVM_VERSION_INFO
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-17 10:16:17 +0000