Enable PTX backend

llvm/ee.py

@@ -231,6 +231,12 @@ class EngineBuilder(object):
             raise llvm.LLVMException(ret)
         return ExecutionEngine(ret, self._module)
 
+    def select_target(self):
+        '''get the corresponding target machine
+        '''
+        ptr = _core.LLVMTargetMachineFromEngineBuilder(self.ptr)
+        return TargetMachine(ptr)
+
 #===----------------------------------------------------------------------===
 # Execution engine
 #===----------------------------------------------------------------------===
@@ -298,13 +304,13 @@ class ExecutionEngine(object):
 # Target machine
 #===----------------------------------------------------------------------===
 
+def print_registered_targets():
+    '''
+    Note: print directly to stdout
+    '''
+    _core.LLVMPrintRegisteredTargetsForVersion()
+
 class TargetMachine(object):
-    @staticmethod
-    def from_engine_builder(eb):
-        '''Construct a TargetMachine from an EngineBuilder
-        '''
-        ptr = _core.LLVMTargetMachineFromEngineBuilder(eb.ptr)
-        return TargetMachine(ptr)
 
     def __init__(self, ptr):
         self.ptr = ptr
@@ -321,3 +327,30 @@ class TargetMachine(object):
         '''returns byte string of the module as assembly code of the target machine
         '''
         return _core.LLVMTargetMachineEmitFile(self.ptr, module.ptr, False)
+
+    @property
+    def target_data(self):
+        '''get target data of this machine
+        '''
+        ptr = _core.LLVMTargetMachineGetTargetData(self.ptr)
+        return TargetData(ptr)
+
+    @property
+    def target_name(self):
+        return _core.LLVMTargetMachineGetTargetName(self.ptr)
+
+    @property
+    def target_short_description(self):
+        return _core.LLVMTargetMachineGetTargetShortDescription(self.ptr)
+
+    @property
+    def triple(self):
+        return _core.LLVMTargetMachineGetTriple(self.ptr)
+
+    @property
+    def cpu(self):
+        return _core.LLVMTargetMachineGetCPU(self.ptr)
+
+    @property
+    def feature_string(self):
+        return _core.LLVMTargetMachineGetFS(self.ptr)