X-Git-Url: https://git.saurik.com/apple/ld64.git/blobdiff_plain/ebf6f43431fe84b7b17822014a6d1f0169516e93..7f09b9353af9897bf18933788d6a59c152c29edd:/src/ld/passes/dtrace_dof.cpp

diff --git a/src/ld/passes/dtrace_dof.cpp b/src/ld/passes/dtrace_dof.cpp
index 02055f3..6f8a544 100644
--- a/src/ld/passes/dtrace_dof.cpp
+++ b/src/ld/passes/dtrace_dof.cpp
@@ -30,9 +30,11 @@
 
 #include <vector>
 #include <map>
-#include <ext/hash_map>
+#include <unordered_map>
+#include <unordered_set>
 
 #include "ld.hpp"
+#include "MachOFileAbstraction.hpp"
 #include "dtrace_dof.h"
 
 // prototype for entry point in libdtrace.dylib
@@ -50,8 +52,6 @@ public:
 											Atom(class File& f, const char* n,  const uint8_t* content, uint64_t sz);
 
 	virtual ld::File*						file() const					{ return (ld::File*)&_file; }
-	virtual bool							translationUnitSource(const char** dir, const char** ) const 
-																			{ return false; }
 	virtual const char*						name() const					{ return _name; }
 	virtual uint64_t						size() const					{ return _size; }
 	virtual uint64_t						objectAddress() const			{ return 0; }
@@ -105,20 +105,14 @@ Atom::Atom(File& f, const char* n,  const uint8_t* content, uint64_t sz)
 
 
 
-class CStringEquals
-{
-public:
-	bool operator()(const char* left, const char* right) const { return (strcmp(left, right) == 0); }
-};
-
 struct DTraceProbeInfo {
 	DTraceProbeInfo(const ld::Atom* a, uint32_t o, const char* n) : atom(a), offset(o), probeName(n) {}
 	const ld::Atom*					atom;
 	uint32_t						offset;
 	const char*						probeName;
 };
-typedef __gnu_cxx::hash_map<const char*, std::vector<DTraceProbeInfo>, __gnu_cxx::hash<const char*>, CStringEquals>	ProviderToProbes;
-typedef	__gnu_cxx::hash_set<const char*, __gnu_cxx::hash<const char*>, CStringEquals>  CStringSet;
+typedef std::unordered_map<const char*, std::vector<DTraceProbeInfo>, CStringHash, CStringEquals>	ProviderToProbes;
+typedef	std::unordered_set<const char*, CStringHash, CStringEquals>  CStringSet;
 
 
 
@@ -129,6 +123,10 @@ void doPass(const Options& opts, ld::Internal& internal)
 	// only make __dof section in final linked images
 	if ( opts.outputKind() == Options::kObjectFile )
 		return;
+	
+	// skip making __dof section if command line option said not to
+	if ( ! opts.generateDtraceDOF() )
+		return;
 
 	// scan all atoms looking for dtrace probes
 	std::vector<DTraceProbeInfo>					probeSites;
@@ -145,11 +143,13 @@ void doPass(const Options& opts, ld::Internal& internal)
 					case ld::Fixup::kindStoreX86DtraceCallSiteNop:
 					case ld::Fixup::kindStoreARMDtraceCallSiteNop:
 					case ld::Fixup::kindStoreThumbDtraceCallSiteNop:
+					case ld::Fixup::kindStoreARM64DtraceCallSiteNop:
 						probeSites.push_back(DTraceProbeInfo(atom, fit->offsetInAtom, fit->u.name));
 						break;
 					case ld::Fixup::kindStoreX86DtraceIsEnableSiteClear:
 					case ld::Fixup::kindStoreARMDtraceIsEnableSiteClear:
 					case ld::Fixup::kindStoreThumbDtraceIsEnableSiteClear:
+					case ld::Fixup::kindStoreARM64DtraceIsEnableSiteClear:
 						isEnabledSites.push_back(DTraceProbeInfo(atom, fit->offsetInAtom, fit->u.name));
 						break;
 					case ld::Fixup::kindDtraceExtra:
@@ -171,6 +171,7 @@ void doPass(const Options& opts, ld::Internal& internal)
 		case CPU_TYPE_I386:
 		case CPU_TYPE_X86_64:
 		case CPU_TYPE_ARM:
+		case CPU_TYPE_ARM64:
 			storeKind = ld::Fixup::kindStoreLittleEndian32;
 			break;
 		default: