Beispiel #1
0
 def produce_into(self, builder, r):
     subset, f, exc = self.raising_func_code(builder, r)
     TP = lltype.FuncType([lltype.Signed] * len(subset), lltype.Void)
     ptr = llhelper(lltype.Ptr(TP), f)
     c_addr = ConstAddr(llmemory.cast_ptr_to_adr(ptr), builder.cpu)
     args = [c_addr] + subset
     descr = builder.cpu.calldescrof(TP, TP.ARGS, TP.RESULT)
     self.put(builder, args, descr)
     op = ResOperation(rop.GUARD_NO_EXCEPTION, [], BoxPtr(),
                       descr=BasicFailDescr())
     op._exc_box = ConstAddr(llmemory.cast_ptr_to_adr(exc), builder.cpu)
     op.setfailargs(builder.subset_of_intvars(r))
     builder.should_fail_by = op
     builder.guard_op = op
     builder.loop.operations.append(op)
Beispiel #2
0
 def produce_into(self, builder, r):
     subset, f, exc = self.raising_func_code(builder, r)
     TP = lltype.FuncType([lltype.Signed] * len(subset), lltype.Void)
     ptr = llhelper(lltype.Ptr(TP), f)
     c_addr = ConstAddr(llmemory.cast_ptr_to_adr(ptr), builder.cpu)
     args = [c_addr] + subset
     descr = self.getcalldescr(builder, TP)
     self.put(builder, args, descr)
     op = ResOperation(rop.GUARD_NO_EXCEPTION, [],
                       BoxPtr(),
                       descr=BasicFailDescr())
     op._exc_box = ConstAddr(llmemory.cast_ptr_to_adr(exc), builder.cpu)
     op.setfailargs(builder.subset_of_intvars(r))
     builder.should_fail_by = op
     builder.guard_op = op
     builder.loop.operations.append(op)
Beispiel #3
0
 def produce_into(self, builder, r):
     subset, f, exc = self.raising_func_code(builder, r)
     TP = lltype.FuncType([lltype.Signed] * len(subset), lltype.Void)
     ptr = llhelper(lltype.Ptr(TP), f)
     c_addr = ConstAddr(llmemory.cast_ptr_to_adr(ptr), builder.cpu)
     args = [c_addr] + subset
     descr = builder.cpu.calldescrof(TP, TP.ARGS, TP.RESULT)
     self.put(builder, args, descr)
     assert builder.cpu.get_exception()
     builder.cpu.clear_exception()
     op = ResOperation(rop.GUARD_NO_EXCEPTION, [], BoxPtr(),
                       descr=builder.make_fail_descr())
     op._exc_box = ConstAddr(llmemory.cast_ptr_to_adr(exc), builder.cpu)
     op.fail_args = builder.subset_of_intvars(r)
     builder.should_fail_by = op
     builder.guard_op = op
     builder.loop.operations.append(op)
Beispiel #4
0
 def produce_into(self, builder, r):
     subset, f, exc = self.raising_func_code(builder, r)
     TP = lltype.FuncType([lltype.Signed] * len(subset), lltype.Void)
     ptr = llhelper(lltype.Ptr(TP), f)
     c_addr = ConstAddr(llmemory.cast_ptr_to_adr(ptr), builder.cpu)
     args = [c_addr] + subset
     descr = self.getcalldescr(builder, TP)
     self.put(builder, args, descr)
     while True:
         _, vtableptr = builder.get_random_structure_type_and_vtable(r)
         if vtableptr != exc:
             break
     other_box = ConstAddr(llmemory.cast_ptr_to_adr(vtableptr), builder.cpu)
     op = ResOperation(rop.GUARD_EXCEPTION, [other_box], BoxPtr(),
                       descr=BasicFailDescr())
     op._exc_box = ConstAddr(llmemory.cast_ptr_to_adr(exc), builder.cpu)
     op.setfailargs(builder.subset_of_intvars(r))
     builder.should_fail_by = op
     builder.guard_op = op
     builder.loop.operations.append(op)
Beispiel #5
0
 def produce_into(self, builder, r):
     subset, f = self.non_raising_func_code(builder, r)
     if len(subset) == 0:
         RES = lltype.Void
     else:
         RES = lltype.Signed
     TP = lltype.FuncType([lltype.Signed] * len(subset), RES)
     ptr = llhelper(lltype.Ptr(TP), f)
     c_addr = ConstAddr(llmemory.cast_ptr_to_adr(ptr), builder.cpu)
     args = [c_addr] + subset
     descr = builder.cpu.calldescrof(TP, TP.ARGS, TP.RESULT)
     self.put(builder, args, descr)
     _, vtableptr = builder.get_random_structure_type_and_vtable(r)
     exc_box = ConstAddr(llmemory.cast_ptr_to_adr(vtableptr), builder.cpu)
     op = ResOperation(rop.GUARD_EXCEPTION, [exc_box], BoxPtr(),
                       descr=BasicFailDescr())
     op.fail_args = builder.subset_of_intvars(r)
     op._exc_box = None
     builder.should_fail_by = op
     builder.guard_op = op
     builder.loop.operations.append(op)
Beispiel #6
0
 def produce_into(self, builder, r):
     subset, f, exc = self.raising_func_code(builder, r)
     TP = lltype.FuncType([lltype.Signed] * len(subset), lltype.Void)
     ptr = llhelper(lltype.Ptr(TP), f)
     c_addr = ConstAddr(llmemory.cast_ptr_to_adr(ptr), builder.cpu)
     args = [c_addr] + subset
     descr = builder.cpu.calldescrof(TP, TP.ARGS, TP.RESULT)
     self.put(builder, args, descr)
     assert builder.cpu.get_exception()
     builder.cpu.clear_exception()
     while True:
         _, vtableptr = builder.get_random_structure_type_and_vtable(r)
         if vtableptr != exc:
             break
     other_box = ConstAddr(llmemory.cast_ptr_to_adr(vtableptr), builder.cpu)
     op = ResOperation(rop.GUARD_EXCEPTION, [other_box], BoxPtr(),
                       descr=BasicFailDescr())
     op._exc_box = ConstAddr(llmemory.cast_ptr_to_adr(exc), builder.cpu)
     op.fail_args = builder.subset_of_intvars(r)
     builder.should_fail_by = op
     builder.guard_op = op
     builder.loop.operations.append(op)