#include "Pass.h"
#include "llvm/PassRegistry.h"
+#include "llvm/InitializePasses.h"
+#include "llvm/System/Atomic.h"
+#include <vector>
namespace llvm {
-class TargetMachine;
-
//===---------------------------------------------------------------------------
/// PassInfo class - An instance of this class exists for every pass known by
/// the system, and can be obtained from a live Pass by calling its
/// PassInfo ctor - Do not call this directly, this should only be invoked
/// through RegisterPass.
PassInfo(const char *name, const char *arg, const void *pi,
- NormalCtor_t normal = 0,
- bool isCFGOnly = false, bool is_analysis = false)
+ NormalCtor_t normal, bool isCFGOnly, bool is_analysis)
: PassName(name), PassArgument(arg), PassID(pi),
IsCFGOnlyPass(isCFGOnly),
- IsAnalysis(is_analysis), IsAnalysisGroup(false), NormalCtor(normal) {
- PassRegistry::getPassRegistry()->registerPass(*this);
- }
+ IsAnalysis(is_analysis), IsAnalysisGroup(false), NormalCtor(normal) { }
/// PassInfo ctor - Do not call this directly, this should only be invoked
/// through RegisterPass. This version is for use by analysis groups; it
/// does not auto-register the pass.
PassInfo(const char *name, const void *pi)
: PassName(name), PassArgument(""), PassID(pi),
IsCFGOnlyPass(false),
- IsAnalysis(false), IsAnalysisGroup(true), NormalCtor(0) {
- }
+ IsAnalysis(false), IsAnalysisGroup(true), NormalCtor(0) { }
/// getPassName - Return the friendly name for the pass, never returns null
///
};
#define INITIALIZE_PASS(passName, arg, name, cfg, analysis) \
- static RegisterPass<passName> passName ## _info(arg, name, cfg, analysis)
+ static void* initialize##passName##PassOnce(PassRegistry &Registry) { \
+ PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
+ PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
+ Registry.registerPass(*PI); \
+ return PI; \
+ } \
+ void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
+ static volatile sys::cas_flag initialized = 0; \
+ sys::cas_flag old_val = sys::CompareAndSwap(&initialized, 1, 0); \
+ if (old_val == 0) { \
+ initialize##passName##PassOnce(Registry); \
+ sys::MemoryFence(); \
+ initialized = 2; \
+ } else { \
+ sys::cas_flag tmp = initialized; \
+ sys::MemoryFence(); \
+ while (tmp != 2) { \
+ tmp = initialized; \
+ sys::MemoryFence(); \
+ } \
+ } \
+ } \
+ static RegisterPass<passName> passName ## _info(arg, name, cfg, analysis);
+
+#define INITIALIZE_PASS_BEGIN(passName, arg, name, cfg, analysis) \
+ static void* initialize##passName##PassOnce(PassRegistry &Registry) {
+
+#define INITIALIZE_PASS_DEPENDENCY(depName) \
+ initialize##depName##Pass(Registry);
+#define INITIALIZE_AG_DEPENDENCY(depName) \
+ initialize##depName##AnalysisGroup(Registry);
+
+#define INITIALIZE_PASS_END(passName, arg, name, cfg, analysis) \
+ PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
+ PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
+ Registry.registerPass(*PI); \
+ return PI; \
+ } \
+ void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
+ static volatile sys::cas_flag initialized = 0; \
+ sys::cas_flag old_val = sys::CompareAndSwap(&initialized, 1, 0); \
+ if (old_val == 0) { \
+ initialize##passName##PassOnce(Registry); \
+ sys::MemoryFence(); \
+ initialized = 2; \
+ } else { \
+ sys::cas_flag tmp = initialized; \
+ sys::MemoryFence(); \
+ while (tmp != 2) { \
+ tmp = initialized; \
+ sys::MemoryFence(); \
+ } \
+ } \
+ } \
+ static RegisterPass<passName> passName ## _info(arg, name, cfg, analysis);
template<typename PassName>
Pass *callDefaultCtor() { return new PassName(); }
: PassInfo(Name, PassArg, &passName::ID,
PassInfo::NormalCtor_t(callDefaultCtor<passName>),
CFGOnly, is_analysis) {
-
+ PassRegistry::getPassRegistry()->registerPass(*this);
}
};
/// a nice name with the interface.
///
class RegisterAGBase : public PassInfo {
-protected:
+public:
RegisterAGBase(const char *Name,
const void *InterfaceID,
const void *PassID = 0,
}
};
+#define INITIALIZE_ANALYSIS_GROUP(agName, name, defaultPass) \
+ static void* initialize##agName##AnalysisGroupOnce(PassRegistry &Registry) { \
+ initialize##defaultPass##Pass(Registry); \
+ PassInfo *AI = new PassInfo(name, & agName :: ID); \
+ Registry.registerAnalysisGroup(& agName ::ID, 0, *AI, false); \
+ return AI; \
+ } \
+ void llvm::initialize##agName##AnalysisGroup(PassRegistry &Registry) { \
+ static volatile sys::cas_flag initialized = 0; \
+ sys::cas_flag old_val = sys::CompareAndSwap(&initialized, 1, 0); \
+ if (old_val == 0) { \
+ initialize##agName##AnalysisGroupOnce(Registry); \
+ sys::MemoryFence(); \
+ initialized = 2; \
+ } else { \
+ sys::cas_flag tmp = initialized; \
+ sys::MemoryFence(); \
+ while (tmp != 2) { \
+ tmp = initialized; \
+ sys::MemoryFence(); \
+ } \
+ } \
+ } \
+ static RegisterAnalysisGroup<agName> agName##_info (name);
+
+
#define INITIALIZE_AG_PASS(passName, agName, arg, name, cfg, analysis, def) \
+ static void* initialize##passName##PassOnce(PassRegistry &Registry) { \
+ PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
+ PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
+ Registry.registerPass(*PI); \
+ \
+ PassInfo *AI = new PassInfo(name, & agName :: ID); \
+ Registry.registerAnalysisGroup(& agName ::ID, & passName ::ID, *AI, def); \
+ return AI; \
+ } \
+ void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
+ static volatile sys::cas_flag initialized = 0; \
+ sys::cas_flag old_val = sys::CompareAndSwap(&initialized, 1, 0); \
+ if (old_val == 0) { \
+ initialize##passName##PassOnce(Registry); \
+ sys::MemoryFence(); \
+ initialized = 2; \
+ } else { \
+ sys::cas_flag tmp = initialized; \
+ sys::MemoryFence(); \
+ while (tmp != 2) { \
+ tmp = initialized; \
+ sys::MemoryFence(); \
+ } \
+ } \
+ } \
static RegisterPass<passName> passName ## _info(arg, name, cfg, analysis); \
- static RegisterAnalysisGroup<agName, def> passName ## _ag(passName ## _info)
+ static RegisterAnalysisGroup<agName, def> passName ## _ag(passName ## _info);
+
+
+#define INITIALIZE_AG_PASS_BEGIN(passName, agName, arg, n, cfg, analysis, def) \
+ static void* initialize##passName##PassOnce(PassRegistry &Registry) {
+
+#define INITIALIZE_AG_PASS_END(passName, agName, arg, n, cfg, analysis, def) \
+ PassInfo *PI = new PassInfo(n, arg, & passName ::ID, \
+ PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis); \
+ Registry.registerPass(*PI); \
+ \
+ PassInfo *AI = new PassInfo(n, & agName :: ID); \
+ Registry.registerAnalysisGroup(& agName ::ID, & passName ::ID, *AI, def); \
+ return AI; \
+ } \
+ void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
+ static volatile sys::cas_flag initialized = 0; \
+ sys::cas_flag old_val = sys::CompareAndSwap(&initialized, 1, 0); \
+ if (old_val == 0) { \
+ initialize##passName##PassOnce(Registry); \
+ sys::MemoryFence(); \
+ initialized = 2; \
+ } else { \
+ sys::cas_flag tmp = initialized; \
+ sys::MemoryFence(); \
+ while (tmp != 2) { \
+ tmp = initialized; \
+ sys::MemoryFence(); \
+ } \
+ } \
+ } \
+ static RegisterPass<passName> passName ## _info(arg, n, cfg, analysis); \
+ static RegisterAnalysisGroup<agName, def> passName ## _ag(passName ## _info);
//===---------------------------------------------------------------------------
/// PassRegistrationListener class - This class is meant to be derived from by