1*0fca6ea1SDimitry Andric //===-- ExpressionParser.cpp ----------------------------------------------===// 2*0fca6ea1SDimitry Andric // 3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*0fca6ea1SDimitry Andric // 7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===// 8*0fca6ea1SDimitry Andric 9*0fca6ea1SDimitry Andric #include "lldb/Expression/ExpressionParser.h" 10*0fca6ea1SDimitry Andric #include "lldb/Expression/DiagnosticManager.h" 11*0fca6ea1SDimitry Andric #include "lldb/Expression/IRExecutionUnit.h" 12*0fca6ea1SDimitry Andric #include "lldb/Target/ExecutionContext.h" 13*0fca6ea1SDimitry Andric #include "lldb/Target/ThreadPlanCallFunction.h" 14*0fca6ea1SDimitry Andric 15*0fca6ea1SDimitry Andric using namespace lldb; 16*0fca6ea1SDimitry Andric using namespace lldb_private; 17*0fca6ea1SDimitry Andric 18*0fca6ea1SDimitry Andric Status ExpressionParser::PrepareForExecution( 19*0fca6ea1SDimitry Andric addr_t &func_addr, addr_t &func_end, 20*0fca6ea1SDimitry Andric std::shared_ptr<IRExecutionUnit> &execution_unit_sp, 21*0fca6ea1SDimitry Andric ExecutionContext &exe_ctx, bool &can_interpret, 22*0fca6ea1SDimitry Andric ExecutionPolicy execution_policy) { 23*0fca6ea1SDimitry Andric Status status = 24*0fca6ea1SDimitry Andric DoPrepareForExecution(func_addr, func_end, execution_unit_sp, exe_ctx, 25*0fca6ea1SDimitry Andric can_interpret, execution_policy); 26*0fca6ea1SDimitry Andric if (status.Success() && exe_ctx.GetProcessPtr() && exe_ctx.HasThreadScope()) 27*0fca6ea1SDimitry Andric status = RunStaticInitializers(execution_unit_sp, exe_ctx); 28*0fca6ea1SDimitry Andric 29*0fca6ea1SDimitry Andric return status; 30*0fca6ea1SDimitry Andric } 31*0fca6ea1SDimitry Andric 32*0fca6ea1SDimitry Andric Status 33*0fca6ea1SDimitry Andric ExpressionParser::RunStaticInitializers(IRExecutionUnitSP &execution_unit_sp, 34*0fca6ea1SDimitry Andric ExecutionContext &exe_ctx) { 35*0fca6ea1SDimitry Andric Status err; 36*0fca6ea1SDimitry Andric 37*0fca6ea1SDimitry Andric if (!execution_unit_sp.get()) { 38*0fca6ea1SDimitry Andric err.SetErrorString( 39*0fca6ea1SDimitry Andric "can't run static initializers for a NULL execution unit"); 40*0fca6ea1SDimitry Andric return err; 41*0fca6ea1SDimitry Andric } 42*0fca6ea1SDimitry Andric 43*0fca6ea1SDimitry Andric if (!exe_ctx.HasThreadScope()) { 44*0fca6ea1SDimitry Andric err.SetErrorString("can't run static initializers without a thread"); 45*0fca6ea1SDimitry Andric return err; 46*0fca6ea1SDimitry Andric } 47*0fca6ea1SDimitry Andric 48*0fca6ea1SDimitry Andric std::vector<addr_t> static_initializers; 49*0fca6ea1SDimitry Andric 50*0fca6ea1SDimitry Andric execution_unit_sp->GetStaticInitializers(static_initializers); 51*0fca6ea1SDimitry Andric 52*0fca6ea1SDimitry Andric for (addr_t static_initializer : static_initializers) { 53*0fca6ea1SDimitry Andric EvaluateExpressionOptions options; 54*0fca6ea1SDimitry Andric 55*0fca6ea1SDimitry Andric ThreadPlanSP call_static_initializer(new ThreadPlanCallFunction( 56*0fca6ea1SDimitry Andric exe_ctx.GetThreadRef(), Address(static_initializer), CompilerType(), 57*0fca6ea1SDimitry Andric llvm::ArrayRef<addr_t>(), options)); 58*0fca6ea1SDimitry Andric 59*0fca6ea1SDimitry Andric DiagnosticManager execution_errors; 60*0fca6ea1SDimitry Andric ExpressionResults results = 61*0fca6ea1SDimitry Andric exe_ctx.GetThreadRef().GetProcess()->RunThreadPlan( 62*0fca6ea1SDimitry Andric exe_ctx, call_static_initializer, options, execution_errors); 63*0fca6ea1SDimitry Andric 64*0fca6ea1SDimitry Andric if (results != eExpressionCompleted) { 65*0fca6ea1SDimitry Andric err.SetErrorStringWithFormat("couldn't run static initializer: %s", 66*0fca6ea1SDimitry Andric execution_errors.GetString().c_str()); 67*0fca6ea1SDimitry Andric return err; 68*0fca6ea1SDimitry Andric } 69*0fca6ea1SDimitry Andric } 70*0fca6ea1SDimitry Andric 71*0fca6ea1SDimitry Andric return err; 72*0fca6ea1SDimitry Andric } 73