Differential D71913 Diff 240042 llvm/lib/LTO/LTOCodeGenerator.cpp

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llvm/lib/LTO/LTOCodeGenerator.cpp

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#include "llvm/Support/TargetSelect.h"		#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/ToolOutputFile.h"		#include "llvm/Support/ToolOutputFile.h"
#include "llvm/Support/YAMLTraits.h"		#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"		#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetOptions.h"		#include "llvm/Target/TargetOptions.h"
#include "llvm/Transforms/IPO.h"		#include "llvm/Transforms/IPO.h"
#include "llvm/Transforms/IPO/Internalize.h"		#include "llvm/Transforms/IPO/Internalize.h"
#include "llvm/Transforms/IPO/PassManagerBuilder.h"		#include "llvm/Transforms/IPO/PassManagerBuilder.h"
		#include "llvm/Transforms/IPO/WholeProgramDevirt.h"
#include "llvm/Transforms/ObjCARC.h"		#include "llvm/Transforms/ObjCARC.h"
#include "llvm/Transforms/Utils/ModuleUtils.h"		#include "llvm/Transforms/Utils/ModuleUtils.h"
#include <system_error>		#include <system_error>
using namespace llvm;		using namespace llvm;

const char* LTOCodeGenerator::getVersionString() {		const char* LTOCodeGenerator::getVersionString() {
#ifdef LLVM_VERSION_INFO		#ifdef LLVM_VERSION_INFO
return PACKAGE_NAME " version " PACKAGE_VERSION ", " LLVM_VERSION_INFO;		return PACKAGE_NAME " version " PACKAGE_VERSION ", " LLVM_VERSION_INFO;
▲ Show 20 Lines • Show All 469 Lines • ▼ Show 20 Lines	bool LTOCodeGenerator::optimize(bool DisableVerify, bool DisableInline,
// Setup output file to emit statistics.		// Setup output file to emit statistics.
auto StatsFileOrErr = lto::setupStatsFile(LTOStatsFile);		auto StatsFileOrErr = lto::setupStatsFile(LTOStatsFile);
if (!StatsFileOrErr) {		if (!StatsFileOrErr) {
errs() << "Error: " << toString(StatsFileOrErr.takeError()) << "\n";		errs() << "Error: " << toString(StatsFileOrErr.takeError()) << "\n";
report_fatal_error("Can't get an output file for the statistics");		report_fatal_error("Can't get an output file for the statistics");
}		}
StatsFile = std::move(StatsFileOrErr.get());		StatsFile = std::move(StatsFileOrErr.get());

		// Currently there is no support for enabling whole program visibility via a
		// linker option in the old LTO API, but this call allows it to be specified
		// via the internal option. Must be done before WPD invoked via the optimizer
		// pipeline run below.
		updateVCallVisibilityInModule(*MergedModule,
		evgeny777Unsubmitted Done Reply Inline Actions I'd rather use updateVCallVisibilityInModule(MergedModule, / WholeProgramVisibilityEnabledInLTO / false) and remove default value for second parameter evgeny777:* I'd rather use ``` updateVCallVisibilityInModule(MergedModule, /…
		tejohnsonAuthorUnsubmitted Done Reply Inline Actions Good idea, changed. tejohnson: Good idea, changed.
		/* WholeProgramVisibilityEnabledInLTO */ false);

// We always run the verifier once on the merged module, the `DisableVerify`		// We always run the verifier once on the merged module, the `DisableVerify`
// parameter only applies to subsequent verify.		// parameter only applies to subsequent verify.
verifyMergedModuleOnce();		verifyMergedModuleOnce();

// Mark which symbols can not be internalized		// Mark which symbols can not be internalized
this->applyScopeRestrictions();		this->applyScopeRestrictions();

// Instantiate the pass manager to organize the passes.		// Instantiate the pass manager to organize the passes.
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